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Diffstat (limited to 'mitmproxy/libmproxy/web/static/vendor.js')
| -rw-r--r-- | mitmproxy/libmproxy/web/static/vendor.js | 46760 |
1 files changed, 46760 insertions, 0 deletions
diff --git a/mitmproxy/libmproxy/web/static/vendor.js b/mitmproxy/libmproxy/web/static/vendor.js new file mode 100644 index 00000000..59d10445 --- /dev/null +++ b/mitmproxy/libmproxy/web/static/vendor.js @@ -0,0 +1,46760 @@ +require=(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){ +// shim for using process in browser + +var process = module.exports = {}; +var queue = []; +var draining = false; +var currentQueue; +var queueIndex = -1; + +function cleanUpNextTick() { + draining = false; + if (currentQueue.length) { + queue = currentQueue.concat(queue); + } else { + queueIndex = -1; + } + if (queue.length) { + drainQueue(); + } +} + +function drainQueue() { + if (draining) { + return; + } + var timeout = setTimeout(cleanUpNextTick); + draining = true; + + var len = queue.length; + while(len) { + currentQueue = queue; + queue = []; + while (++queueIndex < len) { + if (currentQueue) { + currentQueue[queueIndex].run(); + } + } + queueIndex = -1; + len = queue.length; + } + currentQueue = null; + draining = false; + clearTimeout(timeout); +} + +process.nextTick = function (fun) { + var args = new Array(arguments.length - 1); + if (arguments.length > 1) { + for (var i = 1; i < arguments.length; i++) { + args[i - 1] = arguments[i]; + } + } + queue.push(new Item(fun, args)); + if (queue.length === 1 && !draining) { + setTimeout(drainQueue, 0); + } +}; + +// v8 likes predictible objects +function Item(fun, array) { + this.fun = fun; + this.array = array; +} +Item.prototype.run = function () { + this.fun.apply(null, this.array); +}; +process.title = 'browser'; +process.browser = true; +process.env = {}; +process.argv = []; +process.version = ''; // empty string to avoid regexp issues +process.versions = {}; + +function noop() {} + +process.on = noop; +process.addListener = noop; +process.once = noop; +process.off = noop; +process.removeListener = noop; +process.removeAllListeners = noop; +process.emit = noop; + +process.binding = function (name) { + throw new Error('process.binding is not supported'); +}; + +process.cwd = function () { return '/' }; +process.chdir = function (dir) { + throw new Error('process.chdir is not supported'); +}; +process.umask = function() { return 0; }; + +},{}],2:[function(require,module,exports){ +(function (process){ +/** + * Copyright (c) 2014-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule Dispatcher + * + * @preventMunge + */ + +'use strict'; + +exports.__esModule = true; + +function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } } + +var invariant = require('fbjs/lib/invariant'); + +var _prefix = 'ID_'; + +/** + * Dispatcher is used to broadcast payloads to registered callbacks. This is + * different from generic pub-sub systems in two ways: + * + * 1) Callbacks are not subscribed to particular events. Every payload is + * dispatched to every registered callback. + * 2) Callbacks can be deferred in whole or part until other callbacks have + * been executed. + * + * For example, consider this hypothetical flight destination form, which + * selects a default city when a country is selected: + * + * var flightDispatcher = new Dispatcher(); + * + * // Keeps track of which country is selected + * var CountryStore = {country: null}; + * + * // Keeps track of which city is selected + * var CityStore = {city: null}; + * + * // Keeps track of the base flight price of the selected city + * var FlightPriceStore = {price: null} + * + * When a user changes the selected city, we dispatch the payload: + * + * flightDispatcher.dispatch({ + * actionType: 'city-update', + * selectedCity: 'paris' + * }); + * + * This payload is digested by `CityStore`: + * + * flightDispatcher.register(function(payload) { + * if (payload.actionType === 'city-update') { + * CityStore.city = payload.selectedCity; + * } + * }); + * + * When the user selects a country, we dispatch the payload: + * + * flightDispatcher.dispatch({ + * actionType: 'country-update', + * selectedCountry: 'australia' + * }); + * + * This payload is digested by both stores: + * + * CountryStore.dispatchToken = flightDispatcher.register(function(payload) { + * if (payload.actionType === 'country-update') { + * CountryStore.country = payload.selectedCountry; + * } + * }); + * + * When the callback to update `CountryStore` is registered, we save a reference + * to the returned token. Using this token with `waitFor()`, we can guarantee + * that `CountryStore` is updated before the callback that updates `CityStore` + * needs to query its data. + * + * CityStore.dispatchToken = flightDispatcher.register(function(payload) { + * if (payload.actionType === 'country-update') { + * // `CountryStore.country` may not be updated. + * flightDispatcher.waitFor([CountryStore.dispatchToken]); + * // `CountryStore.country` is now guaranteed to be updated. + * + * // Select the default city for the new country + * CityStore.city = getDefaultCityForCountry(CountryStore.country); + * } + * }); + * + * The usage of `waitFor()` can be chained, for example: + * + * FlightPriceStore.dispatchToken = + * flightDispatcher.register(function(payload) { + * switch (payload.actionType) { + * case 'country-update': + * case 'city-update': + * flightDispatcher.waitFor([CityStore.dispatchToken]); + * FlightPriceStore.price = + * getFlightPriceStore(CountryStore.country, CityStore.city); + * break; + * } + * }); + * + * The `country-update` payload will be guaranteed to invoke the stores' + * registered callbacks in order: `CountryStore`, `CityStore`, then + * `FlightPriceStore`. + */ + +var Dispatcher = (function () { + function Dispatcher() { + _classCallCheck(this, Dispatcher); + + this._callbacks = {}; + this._isDispatching = false; + this._isHandled = {}; + this._isPending = {}; + this._lastID = 1; + } + + /** + * Registers a callback to be invoked with every dispatched payload. Returns + * a token that can be used with `waitFor()`. + */ + + Dispatcher.prototype.register = function register(callback) { + var id = _prefix + this._lastID++; + this._callbacks[id] = callback; + return id; + }; + + /** + * Removes a callback based on its token. + */ + + Dispatcher.prototype.unregister = function unregister(id) { + !this._callbacks[id] ? process.env.NODE_ENV !== 'production' ? invariant(false, 'Dispatcher.unregister(...): `%s` does not map to a registered callback.', id) : invariant(false) : undefined; + delete this._callbacks[id]; + }; + + /** + * Waits for the callbacks specified to be invoked before continuing execution + * of the current callback. This method should only be used by a callback in + * response to a dispatched payload. + */ + + Dispatcher.prototype.waitFor = function waitFor(ids) { + !this._isDispatching ? process.env.NODE_ENV !== 'production' ? invariant(false, 'Dispatcher.waitFor(...): Must be invoked while dispatching.') : invariant(false) : undefined; + for (var ii = 0; ii < ids.length; ii++) { + var id = ids[ii]; + if (this._isPending[id]) { + !this._isHandled[id] ? process.env.NODE_ENV !== 'production' ? invariant(false, 'Dispatcher.waitFor(...): Circular dependency detected while ' + 'waiting for `%s`.', id) : invariant(false) : undefined; + continue; + } + !this._callbacks[id] ? process.env.NODE_ENV !== 'production' ? invariant(false, 'Dispatcher.waitFor(...): `%s` does not map to a registered callback.', id) : invariant(false) : undefined; + this._invokeCallback(id); + } + }; + + /** + * Dispatches a payload to all registered callbacks. + */ + + Dispatcher.prototype.dispatch = function dispatch(payload) { + !!this._isDispatching ? process.env.NODE_ENV !== 'production' ? invariant(false, 'Dispatch.dispatch(...): Cannot dispatch in the middle of a dispatch.') : invariant(false) : undefined; + this._startDispatching(payload); + try { + for (var id in this._callbacks) { + if (this._isPending[id]) { + continue; + } + this._invokeCallback(id); + } + } finally { + this._stopDispatching(); + } + }; + + /** + * Is this Dispatcher currently dispatching. + */ + + Dispatcher.prototype.isDispatching = function isDispatching() { + return this._isDispatching; + }; + + /** + * Call the callback stored with the given id. Also do some internal + * bookkeeping. + * + * @internal + */ + + Dispatcher.prototype._invokeCallback = function _invokeCallback(id) { + this._isPending[id] = true; + this._callbacks[id](this._pendingPayload); + this._isHandled[id] = true; + }; + + /** + * Set up bookkeeping needed when dispatching. + * + * @internal + */ + + Dispatcher.prototype._startDispatching = function _startDispatching(payload) { + for (var id in this._callbacks) { + this._isPending[id] = false; + this._isHandled[id] = false; + } + this._pendingPayload = payload; + this._isDispatching = true; + }; + + /** + * Clear bookkeeping used for dispatching. + * + * @internal + */ + + Dispatcher.prototype._stopDispatching = function _stopDispatching() { + delete this._pendingPayload; + this._isDispatching = false; + }; + + return Dispatcher; +})(); + +module.exports = Dispatcher; +}).call(this,require('_process')) + +},{"_process":1,"fbjs/lib/invariant":3}],3:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule invariant + */ + +"use strict"; + +/** + * Use invariant() to assert state which your program assumes to be true. + * + * Provide sprintf-style format (only %s is supported) and arguments + * to provide information about what broke and what you were + * expecting. + * + * The invariant message will be stripped in production, but the invariant + * will remain to ensure logic does not differ in production. + */ + +var invariant = function (condition, format, a, b, c, d, e, f) { + if (process.env.NODE_ENV !== 'production') { + if (format === undefined) { + throw new Error('invariant requires an error message argument'); + } + } + + if (!condition) { + var error; + if (format === undefined) { + error = new Error('Minified exception occurred; use the non-minified dev environment ' + 'for the full error message and additional helpful warnings.'); + } else { + var args = [a, b, c, d, e, f]; + var argIndex = 0; + error = new Error('Invariant Violation: ' + format.replace(/%s/g, function () { + return args[argIndex++]; + })); + } + + error.framesToPop = 1; // we don't care about invariant's own frame + throw error; + } +}; + +module.exports = invariant; +}).call(this,require('_process')) + +},{"_process":1}],4:[function(require,module,exports){ +/** + * Represents a cancellation caused by navigating away + * before the previous transition has fully resolved. + */ +"use strict"; + +function Cancellation() {} + +module.exports = Cancellation; +},{}],5:[function(require,module,exports){ +'use strict'; + +var invariant = require('react/lib/invariant'); +var canUseDOM = require('react/lib/ExecutionEnvironment').canUseDOM; + +var History = { + + /** + * The current number of entries in the history. + * + * Note: This property is read-only. + */ + length: 1, + + /** + * Sends the browser back one entry in the history. + */ + back: function back() { + invariant(canUseDOM, 'Cannot use History.back without a DOM'); + + // Do this first so that History.length will + // be accurate in location change listeners. + History.length -= 1; + + window.history.back(); + } + +}; + +module.exports = History; +},{"react/lib/ExecutionEnvironment":62,"react/lib/invariant":191}],6:[function(require,module,exports){ +'use strict'; + +var _classCallCheck = function (instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }; + +var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); + +/* jshint -W084 */ +var PathUtils = require('./PathUtils'); + +function deepSearch(route, pathname, query) { + // Check the subtree first to find the most deeply-nested match. + var childRoutes = route.childRoutes; + if (childRoutes) { + var match, childRoute; + for (var i = 0, len = childRoutes.length; i < len; ++i) { + childRoute = childRoutes[i]; + + if (childRoute.isDefault || childRoute.isNotFound) continue; // Check these in order later. + + if (match = deepSearch(childRoute, pathname, query)) { + // A route in the subtree matched! Add this route and we're done. + match.routes.unshift(route); + return match; + } + } + } + + // No child routes matched; try the default route. + var defaultRoute = route.defaultRoute; + if (defaultRoute && (params = PathUtils.extractParams(defaultRoute.path, pathname))) { + return new Match(pathname, params, query, [route, defaultRoute]); + } // Does the "not found" route match? + var notFoundRoute = route.notFoundRoute; + if (notFoundRoute && (params = PathUtils.extractParams(notFoundRoute.path, pathname))) { + return new Match(pathname, params, query, [route, notFoundRoute]); + } // Last attempt: check this route. + var params = PathUtils.extractParams(route.path, pathname); + if (params) { + return new Match(pathname, params, query, [route]); + }return null; +} + +var Match = (function () { + function Match(pathname, params, query, routes) { + _classCallCheck(this, Match); + + this.pathname = pathname; + this.params = params; + this.query = query; + this.routes = routes; + } + + _createClass(Match, null, [{ + key: 'findMatch', + + /** + * Attempts to match depth-first a route in the given route's + * subtree against the given path and returns the match if it + * succeeds, null if no match can be made. + */ + value: function findMatch(routes, path) { + var pathname = PathUtils.withoutQuery(path); + var query = PathUtils.extractQuery(path); + var match = null; + + for (var i = 0, len = routes.length; match == null && i < len; ++i) match = deepSearch(routes[i], pathname, query); + + return match; + } + }]); + + return Match; +})(); + +module.exports = Match; +},{"./PathUtils":8}],7:[function(require,module,exports){ +'use strict'; + +var PropTypes = require('./PropTypes'); + +/** + * A mixin for components that modify the URL. + * + * Example: + * + * var MyLink = React.createClass({ + * mixins: [ Router.Navigation ], + * handleClick(event) { + * event.preventDefault(); + * this.transitionTo('aRoute', { the: 'params' }, { the: 'query' }); + * }, + * render() { + * return ( + * <a onClick={this.handleClick}>Click me!</a> + * ); + * } + * }); + */ +var Navigation = { + + contextTypes: { + router: PropTypes.router.isRequired + }, + + /** + * Returns an absolute URL path created from the given route + * name, URL parameters, and query values. + */ + makePath: function makePath(to, params, query) { + return this.context.router.makePath(to, params, query); + }, + + /** + * Returns a string that may safely be used as the href of a + * link to the route with the given name. + */ + makeHref: function makeHref(to, params, query) { + return this.context.router.makeHref(to, params, query); + }, + + /** + * Transitions to the URL specified in the arguments by pushing + * a new URL onto the history stack. + */ + transitionTo: function transitionTo(to, params, query) { + this.context.router.transitionTo(to, params, query); + }, + + /** + * Transitions to the URL specified in the arguments by replacing + * the current URL in the history stack. + */ + replaceWith: function replaceWith(to, params, query) { + this.context.router.replaceWith(to, params, query); + }, + + /** + * Transitions to the previous URL. + */ + goBack: function goBack() { + return this.context.router.goBack(); + } + +}; + +module.exports = Navigation; +},{"./PropTypes":9}],8:[function(require,module,exports){ +'use strict'; + +var invariant = require('react/lib/invariant'); +var assign = require('object-assign'); +var qs = require('qs'); + +var paramCompileMatcher = /:([a-zA-Z_$][a-zA-Z0-9_$]*)|[*.()\[\]\\+|{}^$]/g; +var paramInjectMatcher = /:([a-zA-Z_$][a-zA-Z0-9_$?]*[?]?)|[*]/g; +var paramInjectTrailingSlashMatcher = /\/\/\?|\/\?\/|\/\?/g; +var queryMatcher = /\?(.*)$/; + +var _compiledPatterns = {}; + +function compilePattern(pattern) { + if (!(pattern in _compiledPatterns)) { + var paramNames = []; + var source = pattern.replace(paramCompileMatcher, function (match, paramName) { + if (paramName) { + paramNames.push(paramName); + return '([^/?#]+)'; + } else if (match === '*') { + paramNames.push('splat'); + return '(.*?)'; + } else { + return '\\' + match; + } + }); + + _compiledPatterns[pattern] = { + matcher: new RegExp('^' + source + '$', 'i'), + paramNames: paramNames + }; + } + + return _compiledPatterns[pattern]; +} + +var PathUtils = { + + /** + * Returns true if the given path is absolute. + */ + isAbsolute: function isAbsolute(path) { + return path.charAt(0) === '/'; + }, + + /** + * Joins two URL paths together. + */ + join: function join(a, b) { + return a.replace(/\/*$/, '/') + b; + }, + + /** + * Returns an array of the names of all parameters in the given pattern. + */ + extractParamNames: function extractParamNames(pattern) { + return compilePattern(pattern).paramNames; + }, + + /** + * Extracts the portions of the given URL path that match the given pattern + * and returns an object of param name => value pairs. Returns null if the + * pattern does not match the given path. + */ + extractParams: function extractParams(pattern, path) { + var _compilePattern = compilePattern(pattern); + + var matcher = _compilePattern.matcher; + var paramNames = _compilePattern.paramNames; + + var match = path.match(matcher); + + if (!match) { + return null; + }var params = {}; + + paramNames.forEach(function (paramName, index) { + params[paramName] = match[index + 1]; + }); + + return params; + }, + + /** + * Returns a version of the given route path with params interpolated. Throws + * if there is a dynamic segment of the route path for which there is no param. + */ + injectParams: function injectParams(pattern, params) { + params = params || {}; + + var splatIndex = 0; + + return pattern.replace(paramInjectMatcher, function (match, paramName) { + paramName = paramName || 'splat'; + + // If param is optional don't check for existence + if (paramName.slice(-1) === '?') { + paramName = paramName.slice(0, -1); + + if (params[paramName] == null) return ''; + } else { + invariant(params[paramName] != null, 'Missing "%s" parameter for path "%s"', paramName, pattern); + } + + var segment; + if (paramName === 'splat' && Array.isArray(params[paramName])) { + segment = params[paramName][splatIndex++]; + + invariant(segment != null, 'Missing splat # %s for path "%s"', splatIndex, pattern); + } else { + segment = params[paramName]; + } + + return segment; + }).replace(paramInjectTrailingSlashMatcher, '/'); + }, + + /** + * Returns an object that is the result of parsing any query string contained + * in the given path, null if the path contains no query string. + */ + extractQuery: function extractQuery(path) { + var match = path.match(queryMatcher); + return match && qs.parse(match[1]); + }, + + /** + * Returns a version of the given path without the query string. + */ + withoutQuery: function withoutQuery(path) { + return path.replace(queryMatcher, ''); + }, + + /** + * Returns a version of the given path with the parameters in the given + * query merged into the query string. + */ + withQuery: function withQuery(path, query) { + var existingQuery = PathUtils.extractQuery(path); + + if (existingQuery) query = query ? assign(existingQuery, query) : existingQuery; + + var queryString = qs.stringify(query, { arrayFormat: 'brackets' }); + + if (queryString) { + return PathUtils.withoutQuery(path) + '?' + queryString; + }return PathUtils.withoutQuery(path); + } + +}; + +module.exports = PathUtils; +},{"object-assign":36,"qs":37,"react/lib/invariant":191}],9:[function(require,module,exports){ +'use strict'; + +var assign = require('react/lib/Object.assign'); +var ReactPropTypes = require('react').PropTypes; +var Route = require('./Route'); + +var PropTypes = assign({}, ReactPropTypes, { + + /** + * Indicates that a prop should be falsy. + */ + falsy: function falsy(props, propName, componentName) { + if (props[propName]) { + return new Error('<' + componentName + '> should not have a "' + propName + '" prop'); + } + }, + + /** + * Indicates that a prop should be a Route object. + */ + route: ReactPropTypes.instanceOf(Route), + + /** + * Indicates that a prop should be a Router object. + */ + //router: ReactPropTypes.instanceOf(Router) // TODO + router: ReactPropTypes.func + +}); + +module.exports = PropTypes; +},{"./Route":11,"react":"react","react/lib/Object.assign":69}],10:[function(require,module,exports){ +/** + * Encapsulates a redirect to the given route. + */ +"use strict"; + +function Redirect(to, params, query) { + this.to = to; + this.params = params; + this.query = query; +} + +module.exports = Redirect; +},{}],11:[function(require,module,exports){ +'use strict'; + +var _classCallCheck = function (instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }; + +var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); + +var assign = require('react/lib/Object.assign'); +var invariant = require('react/lib/invariant'); +var warning = require('react/lib/warning'); +var PathUtils = require('./PathUtils'); + +var _currentRoute; + +var Route = (function () { + function Route(name, path, ignoreScrollBehavior, isDefault, isNotFound, onEnter, onLeave, handler) { + _classCallCheck(this, Route); + + this.name = name; + this.path = path; + this.paramNames = PathUtils.extractParamNames(this.path); + this.ignoreScrollBehavior = !!ignoreScrollBehavior; + this.isDefault = !!isDefault; + this.isNotFound = !!isNotFound; + this.onEnter = onEnter; + this.onLeave = onLeave; + this.handler = handler; + } + + _createClass(Route, [{ + key: 'appendChild', + + /** + * Appends the given route to this route's child routes. + */ + value: function appendChild(route) { + invariant(route instanceof Route, 'route.appendChild must use a valid Route'); + + if (!this.childRoutes) this.childRoutes = []; + + this.childRoutes.push(route); + } + }, { + key: 'toString', + value: function toString() { + var string = '<Route'; + + if (this.name) string += ' name="' + this.name + '"'; + + string += ' path="' + this.path + '">'; + + return string; + } + }], [{ + key: 'createRoute', + + /** + * Creates and returns a new route. Options may be a URL pathname string + * with placeholders for named params or an object with any of the following + * properties: + * + * - name The name of the route. This is used to lookup a + * route relative to its parent route and should be + * unique among all child routes of the same parent + * - path A URL pathname string with optional placeholders + * that specify the names of params to extract from + * the URL when the path matches. Defaults to `/${name}` + * when there is a name given, or the path of the parent + * route, or / + * - ignoreScrollBehavior True to make this route (and all descendants) ignore + * the scroll behavior of the router + * - isDefault True to make this route the default route among all + * its siblings + * - isNotFound True to make this route the "not found" route among + * all its siblings + * - onEnter A transition hook that will be called when the + * router is going to enter this route + * - onLeave A transition hook that will be called when the + * router is going to leave this route + * - handler A React component that will be rendered when + * this route is active + * - parentRoute The parent route to use for this route. This option + * is automatically supplied when creating routes inside + * the callback to another invocation of createRoute. You + * only ever need to use this when declaring routes + * independently of one another to manually piece together + * the route hierarchy + * + * The callback may be used to structure your route hierarchy. Any call to + * createRoute, createDefaultRoute, createNotFoundRoute, or createRedirect + * inside the callback automatically uses this route as its parent. + */ + value: function createRoute(options, callback) { + options = options || {}; + + if (typeof options === 'string') options = { path: options }; + + var parentRoute = _currentRoute; + + if (parentRoute) { + warning(options.parentRoute == null || options.parentRoute === parentRoute, 'You should not use parentRoute with createRoute inside another route\'s child callback; it is ignored'); + } else { + parentRoute = options.parentRoute; + } + + var name = options.name; + var path = options.path || name; + + if (path && !(options.isDefault || options.isNotFound)) { + if (PathUtils.isAbsolute(path)) { + if (parentRoute) { + invariant(path === parentRoute.path || parentRoute.paramNames.length === 0, 'You cannot nest path "%s" inside "%s"; the parent requires URL parameters', path, parentRoute.path); + } + } else if (parentRoute) { + // Relative paths extend their parent. + path = PathUtils.join(parentRoute.path, path); + } else { + path = '/' + path; + } + } else { + path = parentRoute ? parentRoute.path : '/'; + } + + if (options.isNotFound && !/\*$/.test(path)) path += '*'; // Auto-append * to the path of not found routes. + + var route = new Route(name, path, options.ignoreScrollBehavior, options.isDefault, options.isNotFound, options.onEnter, options.onLeave, options.handler); + + if (parentRoute) { + if (route.isDefault) { + invariant(parentRoute.defaultRoute == null, '%s may not have more than one default route', parentRoute); + + parentRoute.defaultRoute = route; + } else if (route.isNotFound) { + invariant(parentRoute.notFoundRoute == null, '%s may not have more than one not found route', parentRoute); + + parentRoute.notFoundRoute = route; + } + + parentRoute.appendChild(route); + } + + // Any routes created in the callback + // use this route as their parent. + if (typeof callback === 'function') { + var currentRoute = _currentRoute; + _currentRoute = route; + callback.call(route, route); + _currentRoute = currentRoute; + } + + return route; + } + }, { + key: 'createDefaultRoute', + + /** + * Creates and returns a route that is rendered when its parent matches + * the current URL. + */ + value: function createDefaultRoute(options) { + return Route.createRoute(assign({}, options, { isDefault: true })); + } + }, { + key: 'createNotFoundRoute', + + /** + * Creates and returns a route that is rendered when its parent matches + * the current URL but none of its siblings do. + */ + value: function createNotFoundRoute(options) { + return Route.createRoute(assign({}, options, { isNotFound: true })); + } + }, { + key: 'createRedirect', + + /** + * Creates and returns a route that automatically redirects the transition + * to another route. In addition to the normal options to createRoute, this + * function accepts the following options: + * + * - from An alias for the `path` option. Defaults to * + * - to The path/route/route name to redirect to + * - params The params to use in the redirect URL. Defaults + * to using the current params + * - query The query to use in the redirect URL. Defaults + * to using the current query + */ + value: function createRedirect(options) { + return Route.createRoute(assign({}, options, { + path: options.path || options.from || '*', + onEnter: function onEnter(transition, params, query) { + transition.redirect(options.to, options.params || params, options.query || query); + } + })); + } + }]); + + return Route; +})(); + +module.exports = Route; +},{"./PathUtils":8,"react/lib/Object.assign":69,"react/lib/invariant":191,"react/lib/warning":212}],12:[function(require,module,exports){ +'use strict'; + +var invariant = require('react/lib/invariant'); +var canUseDOM = require('react/lib/ExecutionEnvironment').canUseDOM; +var getWindowScrollPosition = require('./getWindowScrollPosition'); + +function shouldUpdateScroll(state, prevState) { + if (!prevState) { + return true; + } // Don't update scroll position when only the query has changed. + if (state.pathname === prevState.pathname) { + return false; + }var routes = state.routes; + var prevRoutes = prevState.routes; + + var sharedAncestorRoutes = routes.filter(function (route) { + return prevRoutes.indexOf(route) !== -1; + }); + + return !sharedAncestorRoutes.some(function (route) { + return route.ignoreScrollBehavior; + }); +} + +/** + * Provides the router with the ability to manage window scroll position + * according to its scroll behavior. + */ +var ScrollHistory = { + + statics: { + + /** + * Records curent scroll position as the last known position for the given URL path. + */ + recordScrollPosition: function recordScrollPosition(path) { + if (!this.scrollHistory) this.scrollHistory = {}; + + this.scrollHistory[path] = getWindowScrollPosition(); + }, + + /** + * Returns the last known scroll position for the given URL path. + */ + getScrollPosition: function getScrollPosition(path) { + if (!this.scrollHistory) this.scrollHistory = {}; + + return this.scrollHistory[path] || null; + } + + }, + + componentWillMount: function componentWillMount() { + invariant(this.constructor.getScrollBehavior() == null || canUseDOM, 'Cannot use scroll behavior without a DOM'); + }, + + componentDidMount: function componentDidMount() { + this._updateScroll(); + }, + + componentDidUpdate: function componentDidUpdate(prevProps, prevState) { + this._updateScroll(prevState); + }, + + _updateScroll: function _updateScroll(prevState) { + if (!shouldUpdateScroll(this.state, prevState)) { + return; + }var scrollBehavior = this.constructor.getScrollBehavior(); + + if (scrollBehavior) scrollBehavior.updateScrollPosition(this.constructor.getScrollPosition(this.state.path), this.state.action); + } + +}; + +module.exports = ScrollHistory; +},{"./getWindowScrollPosition":27,"react/lib/ExecutionEnvironment":62,"react/lib/invariant":191}],13:[function(require,module,exports){ +'use strict'; + +var PropTypes = require('./PropTypes'); + +/** + * A mixin for components that need to know the path, routes, URL + * params and query that are currently active. + * + * Example: + * + * var AboutLink = React.createClass({ + * mixins: [ Router.State ], + * render() { + * var className = this.props.className; + * + * if (this.isActive('about')) + * className += ' is-active'; + * + * return React.DOM.a({ className: className }, this.props.children); + * } + * }); + */ +var State = { + + contextTypes: { + router: PropTypes.router.isRequired + }, + + /** + * Returns the current URL path. + */ + getPath: function getPath() { + return this.context.router.getCurrentPath(); + }, + + /** + * Returns the current URL path without the query string. + */ + getPathname: function getPathname() { + return this.context.router.getCurrentPathname(); + }, + + /** + * Returns an object of the URL params that are currently active. + */ + getParams: function getParams() { + return this.context.router.getCurrentParams(); + }, + + /** + * Returns an object of the query params that are currently active. + */ + getQuery: function getQuery() { + return this.context.router.getCurrentQuery(); + }, + + /** + * Returns an array of the routes that are currently active. + */ + getRoutes: function getRoutes() { + return this.context.router.getCurrentRoutes(); + }, + + /** + * A helper method to determine if a given route, params, and query + * are active. + */ + isActive: function isActive(to, params, query) { + return this.context.router.isActive(to, params, query); + } + +}; + +module.exports = State; +},{"./PropTypes":9}],14:[function(require,module,exports){ +/* jshint -W058 */ + +'use strict'; + +var Cancellation = require('./Cancellation'); +var Redirect = require('./Redirect'); + +/** + * Encapsulates a transition to a given path. + * + * The willTransitionTo and willTransitionFrom handlers receive + * an instance of this class as their first argument. + */ +function Transition(path, retry) { + this.path = path; + this.abortReason = null; + // TODO: Change this to router.retryTransition(transition) + this.retry = retry.bind(this); +} + +Transition.prototype.abort = function (reason) { + if (this.abortReason == null) this.abortReason = reason || 'ABORT'; +}; + +Transition.prototype.redirect = function (to, params, query) { + this.abort(new Redirect(to, params, query)); +}; + +Transition.prototype.cancel = function () { + this.abort(new Cancellation()); +}; + +Transition.from = function (transition, routes, components, callback) { + routes.reduce(function (callback, route, index) { + return function (error) { + if (error || transition.abortReason) { + callback(error); + } else if (route.onLeave) { + try { + route.onLeave(transition, components[index], callback); + + // If there is no callback in the argument list, call it automatically. + if (route.onLeave.length < 3) callback(); + } catch (e) { + callback(e); + } + } else { + callback(); + } + }; + }, callback)(); +}; + +Transition.to = function (transition, routes, params, query, callback) { + routes.reduceRight(function (callback, route) { + return function (error) { + if (error || transition.abortReason) { + callback(error); + } else if (route.onEnter) { + try { + route.onEnter(transition, params, query, callback); + + // If there is no callback in the argument list, call it automatically. + if (route.onEnter.length < 4) callback(); + } catch (e) { + callback(e); + } + } else { + callback(); + } + }; + }, callback)(); +}; + +module.exports = Transition; +},{"./Cancellation":4,"./Redirect":10}],15:[function(require,module,exports){ +/** + * Actions that modify the URL. + */ +'use strict'; + +var LocationActions = { + + /** + * Indicates a new location is being pushed to the history stack. + */ + PUSH: 'push', + + /** + * Indicates the current location should be replaced. + */ + REPLACE: 'replace', + + /** + * Indicates the most recent entry should be removed from the history stack. + */ + POP: 'pop' + +}; + +module.exports = LocationActions; +},{}],16:[function(require,module,exports){ +'use strict'; + +var LocationActions = require('../actions/LocationActions'); + +/** + * A scroll behavior that attempts to imitate the default behavior + * of modern browsers. + */ +var ImitateBrowserBehavior = { + + updateScrollPosition: function updateScrollPosition(position, actionType) { + switch (actionType) { + case LocationActions.PUSH: + case LocationActions.REPLACE: + window.scrollTo(0, 0); + break; + case LocationActions.POP: + if (position) { + window.scrollTo(position.x, position.y); + } else { + window.scrollTo(0, 0); + } + break; + } + } + +}; + +module.exports = ImitateBrowserBehavior; +},{"../actions/LocationActions":15}],17:[function(require,module,exports){ +/** + * A scroll behavior that always scrolls to the top of the page + * after a transition. + */ +"use strict"; + +var ScrollToTopBehavior = { + + updateScrollPosition: function updateScrollPosition() { + window.scrollTo(0, 0); + } + +}; + +module.exports = ScrollToTopBehavior; +},{}],18:[function(require,module,exports){ +'use strict'; + +var _classCallCheck = function (instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }; + +var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); + +var _inherits = function (subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; }; + +/** + * This component is necessary to get around a context warning + * present in React 0.13.0. It sovles this by providing a separation + * between the "owner" and "parent" contexts. + */ + +var React = require('react'); + +var ContextWrapper = (function (_React$Component) { + function ContextWrapper() { + _classCallCheck(this, ContextWrapper); + + if (_React$Component != null) { + _React$Component.apply(this, arguments); + } + } + + _inherits(ContextWrapper, _React$Component); + + _createClass(ContextWrapper, [{ + key: 'render', + value: function render() { + return this.props.children; + } + }]); + + return ContextWrapper; +})(React.Component); + +module.exports = ContextWrapper; +},{"react":"react"}],19:[function(require,module,exports){ +'use strict'; + +var _classCallCheck = function (instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }; + +var _inherits = function (subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; }; + +var PropTypes = require('../PropTypes'); +var RouteHandler = require('./RouteHandler'); +var Route = require('./Route'); + +/** + * A <DefaultRoute> component is a special kind of <Route> that + * renders when its parent matches but none of its siblings do. + * Only one such route may be used at any given level in the + * route hierarchy. + */ + +var DefaultRoute = (function (_Route) { + function DefaultRoute() { + _classCallCheck(this, DefaultRoute); + + if (_Route != null) { + _Route.apply(this, arguments); + } + } + + _inherits(DefaultRoute, _Route); + + return DefaultRoute; +})(Route); + +// TODO: Include these in the above class definition +// once we can use ES7 property initializers. +// https://github.com/babel/babel/issues/619 + +DefaultRoute.propTypes = { + name: PropTypes.string, + path: PropTypes.falsy, + children: PropTypes.falsy, + handler: PropTypes.func.isRequired +}; + +DefaultRoute.defaultProps = { + handler: RouteHandler +}; + +module.exports = DefaultRoute; +},{"../PropTypes":9,"./Route":23,"./RouteHandler":24}],20:[function(require,module,exports){ +'use strict'; + +var _classCallCheck = function (instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }; + +var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); + +var _inherits = function (subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; }; + +var React = require('react'); +var assign = require('react/lib/Object.assign'); +var PropTypes = require('../PropTypes'); + +function isLeftClickEvent(event) { + return event.button === 0; +} + +function isModifiedEvent(event) { + return !!(event.metaKey || event.altKey || event.ctrlKey || event.shiftKey); +} + +/** + * <Link> components are used to create an <a> element that links to a route. + * When that route is active, the link gets an "active" class name (or the + * value of its `activeClassName` prop). + * + * For example, assuming you have the following route: + * + * <Route name="showPost" path="/posts/:postID" handler={Post}/> + * + * You could use the following component to link to that route: + * + * <Link to="showPost" params={{ postID: "123" }} /> + * + * In addition to params, links may pass along query string parameters + * using the `query` prop. + * + * <Link to="showPost" params={{ postID: "123" }} query={{ show:true }}/> + */ + +var Link = (function (_React$Component) { + function Link() { + _classCallCheck(this, Link); + + if (_React$Component != null) { + _React$Component.apply(this, arguments); + } + } + + _inherits(Link, _React$Component); + + _createClass(Link, [{ + key: 'handleClick', + value: function handleClick(event) { + var allowTransition = true; + var clickResult; + + if (this.props.onClick) clickResult = this.props.onClick(event); + + if (isModifiedEvent(event) || !isLeftClickEvent(event)) { + return; + }if (clickResult === false || event.defaultPrevented === true) allowTransition = false; + + event.preventDefault(); + + if (allowTransition) this.context.router.transitionTo(this.props.to, this.props.params, this.props.query); + } + }, { + key: 'getHref', + + /** + * Returns the value of the "href" attribute to use on the DOM element. + */ + value: function getHref() { + return this.context.router.makeHref(this.props.to, this.props.params, this.props.query); + } + }, { + key: 'getClassName', + + /** + * Returns the value of the "class" attribute to use on the DOM element, which contains + * the value of the activeClassName property when this <Link> is active. + */ + value: function getClassName() { + var className = this.props.className; + + if (this.getActiveState()) className += ' ' + this.props.activeClassName; + + return className; + } + }, { + key: 'getActiveState', + value: function getActiveState() { + return this.context.router.isActive(this.props.to, this.props.params, this.props.query); + } + }, { + key: 'render', + value: function render() { + var props = assign({}, this.props, { + href: this.getHref(), + className: this.getClassName(), + onClick: this.handleClick.bind(this) + }); + + if (props.activeStyle && this.getActiveState()) props.style = props.activeStyle; + + return React.DOM.a(props, this.props.children); + } + }]); + + return Link; +})(React.Component); + +// TODO: Include these in the above class definition +// once we can use ES7 property initializers. +// https://github.com/babel/babel/issues/619 + +Link.contextTypes = { + router: PropTypes.router.isRequired +}; + +Link.propTypes = { + activeClassName: PropTypes.string.isRequired, + to: PropTypes.oneOfType([PropTypes.string, PropTypes.route]).isRequired, + params: PropTypes.object, + query: PropTypes.object, + activeStyle: PropTypes.object, + onClick: PropTypes.func +}; + +Link.defaultProps = { + activeClassName: 'active', + className: '' +}; + +module.exports = Link; +},{"../PropTypes":9,"react":"react","react/lib/Object.assign":69}],21:[function(require,module,exports){ +'use strict'; + +var _classCallCheck = function (instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }; + +var _inherits = function (subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; }; + +var PropTypes = require('../PropTypes'); +var RouteHandler = require('./RouteHandler'); +var Route = require('./Route'); + +/** + * A <NotFoundRoute> is a special kind of <Route> that + * renders when the beginning of its parent's path matches + * but none of its siblings do, including any <DefaultRoute>. + * Only one such route may be used at any given level in the + * route hierarchy. + */ + +var NotFoundRoute = (function (_Route) { + function NotFoundRoute() { + _classCallCheck(this, NotFoundRoute); + + if (_Route != null) { + _Route.apply(this, arguments); + } + } + + _inherits(NotFoundRoute, _Route); + + return NotFoundRoute; +})(Route); + +// TODO: Include these in the above class definition +// once we can use ES7 property initializers. +// https://github.com/babel/babel/issues/619 + +NotFoundRoute.propTypes = { + name: PropTypes.string, + path: PropTypes.falsy, + children: PropTypes.falsy, + handler: PropTypes.func.isRequired +}; + +NotFoundRoute.defaultProps = { + handler: RouteHandler +}; + +module.exports = NotFoundRoute; +},{"../PropTypes":9,"./Route":23,"./RouteHandler":24}],22:[function(require,module,exports){ +'use strict'; + +var _classCallCheck = function (instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }; + +var _inherits = function (subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; }; + +var PropTypes = require('../PropTypes'); +var Route = require('./Route'); + +/** + * A <Redirect> component is a special kind of <Route> that always + * redirects to another route when it matches. + */ + +var Redirect = (function (_Route) { + function Redirect() { + _classCallCheck(this, Redirect); + + if (_Route != null) { + _Route.apply(this, arguments); + } + } + + _inherits(Redirect, _Route); + + return Redirect; +})(Route); + +// TODO: Include these in the above class definition +// once we can use ES7 property initializers. +// https://github.com/babel/babel/issues/619 + +Redirect.propTypes = { + path: PropTypes.string, + from: PropTypes.string, // Alias for path. + to: PropTypes.string, + handler: PropTypes.falsy +}; + +// Redirects should not have a default handler +Redirect.defaultProps = {}; + +module.exports = Redirect; +},{"../PropTypes":9,"./Route":23}],23:[function(require,module,exports){ +'use strict'; + +var _classCallCheck = function (instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }; + +var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); + +var _inherits = function (subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; }; + +var React = require('react'); +var invariant = require('react/lib/invariant'); +var PropTypes = require('../PropTypes'); +var RouteHandler = require('./RouteHandler'); + +/** + * <Route> components specify components that are rendered to the page when the + * URL matches a given pattern. + * + * Routes are arranged in a nested tree structure. When a new URL is requested, + * the tree is searched depth-first to find a route whose path matches the URL. + * When one is found, all routes in the tree that lead to it are considered + * "active" and their components are rendered into the DOM, nested in the same + * order as they are in the tree. + * + * The preferred way to configure a router is using JSX. The XML-like syntax is + * a great way to visualize how routes are laid out in an application. + * + * var routes = [ + * <Route handler={App}> + * <Route name="login" handler={Login}/> + * <Route name="logout" handler={Logout}/> + * <Route name="about" handler={About}/> + * </Route> + * ]; + * + * Router.run(routes, function (Handler) { + * React.render(<Handler/>, document.body); + * }); + * + * Handlers for Route components that contain children can render their active + * child route using a <RouteHandler> element. + * + * var App = React.createClass({ + * render: function () { + * return ( + * <div class="application"> + * <RouteHandler/> + * </div> + * ); + * } + * }); + * + * If no handler is provided for the route, it will render a matched child route. + */ + +var Route = (function (_React$Component) { + function Route() { + _classCallCheck(this, Route); + + if (_React$Component != null) { + _React$Component.apply(this, arguments); + } + } + + _inherits(Route, _React$Component); + + _createClass(Route, [{ + key: 'render', + value: function render() { + invariant(false, '%s elements are for router configuration only and should not be rendered', this.constructor.name); + } + }]); + + return Route; +})(React.Component); + +// TODO: Include these in the above class definition +// once we can use ES7 property initializers. +// https://github.com/babel/babel/issues/619 + +Route.propTypes = { + name: PropTypes.string, + path: PropTypes.string, + handler: PropTypes.func, + ignoreScrollBehavior: PropTypes.bool +}; + +Route.defaultProps = { + handler: RouteHandler +}; + +module.exports = Route; +},{"../PropTypes":9,"./RouteHandler":24,"react":"react","react/lib/invariant":191}],24:[function(require,module,exports){ +'use strict'; + +var _classCallCheck = function (instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }; + +var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); + +var _inherits = function (subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) subClass.__proto__ = superClass; }; + +var React = require('react'); +var ContextWrapper = require('./ContextWrapper'); +var assign = require('react/lib/Object.assign'); +var PropTypes = require('../PropTypes'); + +var REF_NAME = '__routeHandler__'; + +/** + * A <RouteHandler> component renders the active child route handler + * when routes are nested. + */ + +var RouteHandler = (function (_React$Component) { + function RouteHandler() { + _classCallCheck(this, RouteHandler); + + if (_React$Component != null) { + _React$Component.apply(this, arguments); + } + } + + _inherits(RouteHandler, _React$Component); + + _createClass(RouteHandler, [{ + key: 'getChildContext', + value: function getChildContext() { + return { + routeDepth: this.context.routeDepth + 1 + }; + } + }, { + key: 'componentDidMount', + value: function componentDidMount() { + this._updateRouteComponent(this.refs[REF_NAME]); + } + }, { + key: 'componentDidUpdate', + value: function componentDidUpdate() { + this._updateRouteComponent(this.refs[REF_NAME]); + } + }, { + key: 'componentWillUnmount', + value: function componentWillUnmount() { + this._updateRouteComponent(null); + } + }, { + key: '_updateRouteComponent', + value: function _updateRouteComponent(component) { + this.context.router.setRouteComponentAtDepth(this.getRouteDepth(), component); + } + }, { + key: 'getRouteDepth', + value: function getRouteDepth() { + return this.context.routeDepth; + } + }, { + key: 'createChildRouteHandler', + value: function createChildRouteHandler(props) { + var route = this.context.router.getRouteAtDepth(this.getRouteDepth()); + + if (route == null) { + return null; + }var childProps = assign({}, props || this.props, { + ref: REF_NAME, + params: this.context.router.getCurrentParams(), + query: this.context.router.getCurrentQuery() + }); + + return React.createElement(route.handler, childProps); + } + }, { + key: 'render', + value: function render() { + var handler = this.createChildRouteHandler(); + // <script/> for things like <CSSTransitionGroup/> that don't like null + return handler ? React.createElement( + ContextWrapper, + null, + handler + ) : React.createElement('script', null); + } + }]); + + return RouteHandler; +})(React.Component); + +// TODO: Include these in the above class definition +// once we can use ES7 property initializers. +// https://github.com/babel/babel/issues/619 + +RouteHandler.contextTypes = { + routeDepth: PropTypes.number.isRequired, + router: PropTypes.router.isRequired +}; + +RouteHandler.childContextTypes = { + routeDepth: PropTypes.number.isRequired +}; + +module.exports = RouteHandler; +},{"../PropTypes":9,"./ContextWrapper":18,"react":"react","react/lib/Object.assign":69}],25:[function(require,module,exports){ +(function (process){ +/* jshint -W058 */ +'use strict'; + +var React = require('react'); +var warning = require('react/lib/warning'); +var invariant = require('react/lib/invariant'); +var canUseDOM = require('react/lib/ExecutionEnvironment').canUseDOM; +var LocationActions = require('./actions/LocationActions'); +var ImitateBrowserBehavior = require('./behaviors/ImitateBrowserBehavior'); +var HashLocation = require('./locations/HashLocation'); +var HistoryLocation = require('./locations/HistoryLocation'); +var RefreshLocation = require('./locations/RefreshLocation'); +var StaticLocation = require('./locations/StaticLocation'); +var ScrollHistory = require('./ScrollHistory'); +var createRoutesFromReactChildren = require('./createRoutesFromReactChildren'); +var isReactChildren = require('./isReactChildren'); +var Transition = require('./Transition'); +var PropTypes = require('./PropTypes'); +var Redirect = require('./Redirect'); +var History = require('./History'); +var Cancellation = require('./Cancellation'); +var Match = require('./Match'); +var Route = require('./Route'); +var supportsHistory = require('./supportsHistory'); +var PathUtils = require('./PathUtils'); + +/** + * The default location for new routers. + */ +var DEFAULT_LOCATION = canUseDOM ? HashLocation : '/'; + +/** + * The default scroll behavior for new routers. + */ +var DEFAULT_SCROLL_BEHAVIOR = canUseDOM ? ImitateBrowserBehavior : null; + +function hasProperties(object, properties) { + for (var propertyName in properties) if (properties.hasOwnProperty(propertyName) && object[propertyName] !== properties[propertyName]) { + return false; + }return true; +} + +function hasMatch(routes, route, prevParams, nextParams, prevQuery, nextQuery) { + return routes.some(function (r) { + if (r !== route) return false; + + var paramNames = route.paramNames; + var paramName; + + // Ensure that all params the route cares about did not change. + for (var i = 0, len = paramNames.length; i < len; ++i) { + paramName = paramNames[i]; + + if (nextParams[paramName] !== prevParams[paramName]) return false; + } + + // Ensure the query hasn't changed. + return hasProperties(prevQuery, nextQuery) && hasProperties(nextQuery, prevQuery); + }); +} + +function addRoutesToNamedRoutes(routes, namedRoutes) { + var route; + for (var i = 0, len = routes.length; i < len; ++i) { + route = routes[i]; + + if (route.name) { + invariant(namedRoutes[route.name] == null, 'You may not have more than one route named "%s"', route.name); + + namedRoutes[route.name] = route; + } + + if (route.childRoutes) addRoutesToNamedRoutes(route.childRoutes, namedRoutes); + } +} + +function routeIsActive(activeRoutes, routeName) { + return activeRoutes.some(function (route) { + return route.name === routeName; + }); +} + +function paramsAreActive(activeParams, params) { + for (var property in params) if (String(activeParams[property]) !== String(params[property])) { + return false; + }return true; +} + +function queryIsActive(activeQuery, query) { + for (var property in query) if (String(activeQuery[property]) !== String(query[property])) { + return false; + }return true; +} + +/** + * Creates and returns a new router using the given options. A router + * is a ReactComponent class that knows how to react to changes in the + * URL and keep the contents of the page in sync. + * + * Options may be any of the following: + * + * - routes (required) The route config + * - location The location to use. Defaults to HashLocation when + * the DOM is available, "/" otherwise + * - scrollBehavior The scroll behavior to use. Defaults to ImitateBrowserBehavior + * when the DOM is available, null otherwise + * - onError A function that is used to handle errors + * - onAbort A function that is used to handle aborted transitions + * + * When rendering in a server-side environment, the location should simply + * be the URL path that was used in the request, including the query string. + */ +function createRouter(options) { + options = options || {}; + + if (isReactChildren(options)) options = { routes: options }; + + var mountedComponents = []; + var location = options.location || DEFAULT_LOCATION; + var scrollBehavior = options.scrollBehavior || DEFAULT_SCROLL_BEHAVIOR; + var state = {}; + var nextState = {}; + var pendingTransition = null; + var dispatchHandler = null; + + if (typeof location === 'string') location = new StaticLocation(location); + + if (location instanceof StaticLocation) { + warning(!canUseDOM || process.env.NODE_ENV === 'test', 'You should not use a static location in a DOM environment because ' + 'the router will not be kept in sync with the current URL'); + } else { + invariant(canUseDOM || location.needsDOM === false, 'You cannot use %s without a DOM', location); + } + + // Automatically fall back to full page refreshes in + // browsers that don't support the HTML history API. + if (location === HistoryLocation && !supportsHistory()) location = RefreshLocation; + + var Router = React.createClass({ + + displayName: 'Router', + + statics: { + + isRunning: false, + + cancelPendingTransition: function cancelPendingTransition() { + if (pendingTransition) { + pendingTransition.cancel(); + pendingTransition = null; + } + }, + + clearAllRoutes: function clearAllRoutes() { + Router.cancelPendingTransition(); + Router.namedRoutes = {}; + Router.routes = []; + }, + + /** + * Adds routes to this router from the given children object (see ReactChildren). + */ + addRoutes: function addRoutes(routes) { + if (isReactChildren(routes)) routes = createRoutesFromReactChildren(routes); + + addRoutesToNamedRoutes(routes, Router.namedRoutes); + + Router.routes.push.apply(Router.routes, routes); + }, + + /** + * Replaces routes of this router from the given children object (see ReactChildren). + */ + replaceRoutes: function replaceRoutes(routes) { + Router.clearAllRoutes(); + Router.addRoutes(routes); + Router.refresh(); + }, + + /** + * Performs a match of the given path against this router and returns an object + * with the { routes, params, pathname, query } that match. Returns null if no + * match can be made. + */ + match: function match(path) { + return Match.findMatch(Router.routes, path); + }, + + /** + * Returns an absolute URL path created from the given route + * name, URL parameters, and query. + */ + makePath: function makePath(to, params, query) { + var path; + if (PathUtils.isAbsolute(to)) { + path = to; + } else { + var route = to instanceof Route ? to : Router.namedRoutes[to]; + + invariant(route instanceof Route, 'Cannot find a route named "%s"', to); + + path = route.path; + } + + return PathUtils.withQuery(PathUtils.injectParams(path, params), query); + }, + + /** + * Returns a string that may safely be used as the href of a link + * to the route with the given name, URL parameters, and query. + */ + makeHref: function makeHref(to, params, query) { + var path = Router.makePath(to, params, query); + return location === HashLocation ? '#' + path : path; + }, + + /** + * Transitions to the URL specified in the arguments by pushing + * a new URL onto the history stack. + */ + transitionTo: function transitionTo(to, params, query) { + var path = Router.makePath(to, params, query); + + if (pendingTransition) { + // Replace so pending location does not stay in history. + location.replace(path); + } else { + location.push(path); + } + }, + + /** + * Transitions to the URL specified in the arguments by replacing + * the current URL in the history stack. + */ + replaceWith: function replaceWith(to, params, query) { + location.replace(Router.makePath(to, params, query)); + }, + + /** + * Transitions to the previous URL if one is available. Returns true if the + * router was able to go back, false otherwise. + * + * Note: The router only tracks history entries in your application, not the + * current browser session, so you can safely call this function without guarding + * against sending the user back to some other site. However, when using + * RefreshLocation (which is the fallback for HistoryLocation in browsers that + * don't support HTML5 history) this method will *always* send the client back + * because we cannot reliably track history length. + */ + goBack: function goBack() { + if (History.length > 1 || location === RefreshLocation) { + location.pop(); + return true; + } + + warning(false, 'goBack() was ignored because there is no router history'); + + return false; + }, + + handleAbort: options.onAbort || function (abortReason) { + if (location instanceof StaticLocation) throw new Error('Unhandled aborted transition! Reason: ' + abortReason); + + if (abortReason instanceof Cancellation) { + return; + } else if (abortReason instanceof Redirect) { + location.replace(Router.makePath(abortReason.to, abortReason.params, abortReason.query)); + } else { + location.pop(); + } + }, + + handleError: options.onError || function (error) { + // Throw so we don't silently swallow async errors. + throw error; // This error probably originated in a transition hook. + }, + + handleLocationChange: function handleLocationChange(change) { + Router.dispatch(change.path, change.type); + }, + + /** + * Performs a transition to the given path and calls callback(error, abortReason) + * when the transition is finished. If both arguments are null the router's state + * was updated. Otherwise the transition did not complete. + * + * In a transition, a router first determines which routes are involved by beginning + * with the current route, up the route tree to the first parent route that is shared + * with the destination route, and back down the tree to the destination route. The + * willTransitionFrom hook is invoked on all route handlers we're transitioning away + * from, in reverse nesting order. Likewise, the willTransitionTo hook is invoked on + * all route handlers we're transitioning to. + * + * Both willTransitionFrom and willTransitionTo hooks may either abort or redirect the + * transition. To resolve asynchronously, they may use the callback argument. If no + * hooks wait, the transition is fully synchronous. + */ + dispatch: function dispatch(path, action) { + Router.cancelPendingTransition(); + + var prevPath = state.path; + var isRefreshing = action == null; + + if (prevPath === path && !isRefreshing) { + return; + } // Nothing to do! + + // Record the scroll position as early as possible to + // get it before browsers try update it automatically. + if (prevPath && action === LocationActions.PUSH) Router.recordScrollPosition(prevPath); + + var match = Router.match(path); + + warning(match != null, 'No route matches path "%s". Make sure you have <Route path="%s"> somewhere in your routes', path, path); + + if (match == null) match = {}; + + var prevRoutes = state.routes || []; + var prevParams = state.params || {}; + var prevQuery = state.query || {}; + + var nextRoutes = match.routes || []; + var nextParams = match.params || {}; + var nextQuery = match.query || {}; + + var fromRoutes, toRoutes; + if (prevRoutes.length) { + fromRoutes = prevRoutes.filter(function (route) { + return !hasMatch(nextRoutes, route, prevParams, nextParams, prevQuery, nextQuery); + }); + + toRoutes = nextRoutes.filter(function (route) { + return !hasMatch(prevRoutes, route, prevParams, nextParams, prevQuery, nextQuery); + }); + } else { + fromRoutes = []; + toRoutes = nextRoutes; + } + + var transition = new Transition(path, Router.replaceWith.bind(Router, path)); + pendingTransition = transition; + + var fromComponents = mountedComponents.slice(prevRoutes.length - fromRoutes.length); + + Transition.from(transition, fromRoutes, fromComponents, function (error) { + if (error || transition.abortReason) return dispatchHandler.call(Router, error, transition); // No need to continue. + + Transition.to(transition, toRoutes, nextParams, nextQuery, function (error) { + dispatchHandler.call(Router, error, transition, { + path: path, + action: action, + pathname: match.pathname, + routes: nextRoutes, + params: nextParams, + query: nextQuery + }); + }); + }); + }, + + /** + * Starts this router and calls callback(router, state) when the route changes. + * + * If the router's location is static (i.e. a URL path in a server environment) + * the callback is called only once. Otherwise, the location should be one of the + * Router.*Location objects (e.g. Router.HashLocation or Router.HistoryLocation). + */ + run: function run(callback) { + invariant(!Router.isRunning, 'Router is already running'); + + dispatchHandler = function (error, transition, newState) { + if (error) Router.handleError(error); + + if (pendingTransition !== transition) return; + + pendingTransition = null; + + if (transition.abortReason) { + Router.handleAbort(transition.abortReason); + } else { + callback.call(Router, Router, nextState = newState); + } + }; + + if (!(location instanceof StaticLocation)) { + if (location.addChangeListener) location.addChangeListener(Router.handleLocationChange); + + Router.isRunning = true; + } + + // Bootstrap using the current path. + Router.refresh(); + }, + + refresh: function refresh() { + Router.dispatch(location.getCurrentPath(), null); + }, + + stop: function stop() { + Router.cancelPendingTransition(); + + if (location.removeChangeListener) location.removeChangeListener(Router.handleLocationChange); + + Router.isRunning = false; + }, + + getLocation: function getLocation() { + return location; + }, + + getScrollBehavior: function getScrollBehavior() { + return scrollBehavior; + }, + + getRouteAtDepth: function getRouteAtDepth(routeDepth) { + var routes = state.routes; + return routes && routes[routeDepth]; + }, + + setRouteComponentAtDepth: function setRouteComponentAtDepth(routeDepth, component) { + mountedComponents[routeDepth] = component; + }, + + /** + * Returns the current URL path + query string. + */ + getCurrentPath: function getCurrentPath() { + return state.path; + }, + + /** + * Returns the current URL path without the query string. + */ + getCurrentPathname: function getCurrentPathname() { + return state.pathname; + }, + + /** + * Returns an object of the currently active URL parameters. + */ + getCurrentParams: function getCurrentParams() { + return state.params; + }, + + /** + * Returns an object of the currently active query parameters. + */ + getCurrentQuery: function getCurrentQuery() { + return state.query; + }, + + /** + * Returns an array of the currently active routes. + */ + getCurrentRoutes: function getCurrentRoutes() { + return state.routes; + }, + + /** + * Returns true if the given route, params, and query are active. + */ + isActive: function isActive(to, params, query) { + if (PathUtils.isAbsolute(to)) { + return to === state.path; + }return routeIsActive(state.routes, to) && paramsAreActive(state.params, params) && (query == null || queryIsActive(state.query, query)); + } + + }, + + mixins: [ScrollHistory], + + propTypes: { + children: PropTypes.falsy + }, + + childContextTypes: { + routeDepth: PropTypes.number.isRequired, + router: PropTypes.router.isRequired + }, + + getChildContext: function getChildContext() { + return { + routeDepth: 1, + router: Router + }; + }, + + getInitialState: function getInitialState() { + return state = nextState; + }, + + componentWillReceiveProps: function componentWillReceiveProps() { + this.setState(state = nextState); + }, + + componentWillUnmount: function componentWillUnmount() { + Router.stop(); + }, + + render: function render() { + var route = Router.getRouteAtDepth(0); + return route ? React.createElement(route.handler, this.props) : null; + } + + }); + + Router.clearAllRoutes(); + + if (options.routes) Router.addRoutes(options.routes); + + return Router; +} + +module.exports = createRouter; +}).call(this,require('_process')) + +},{"./Cancellation":4,"./History":5,"./Match":6,"./PathUtils":8,"./PropTypes":9,"./Redirect":10,"./Route":11,"./ScrollHistory":12,"./Transition":14,"./actions/LocationActions":15,"./behaviors/ImitateBrowserBehavior":16,"./createRoutesFromReactChildren":26,"./isReactChildren":28,"./locations/HashLocation":29,"./locations/HistoryLocation":30,"./locations/RefreshLocation":31,"./locations/StaticLocation":32,"./supportsHistory":35,"_process":1,"react":"react","react/lib/ExecutionEnvironment":62,"react/lib/invariant":191,"react/lib/warning":212}],26:[function(require,module,exports){ +/* jshint -W084 */ +'use strict'; + +var React = require('react'); +var assign = require('react/lib/Object.assign'); +var warning = require('react/lib/warning'); +var DefaultRoute = require('./components/DefaultRoute'); +var NotFoundRoute = require('./components/NotFoundRoute'); +var Redirect = require('./components/Redirect'); +var Route = require('./Route'); + +function checkPropTypes(componentName, propTypes, props) { + componentName = componentName || 'UnknownComponent'; + + for (var propName in propTypes) { + if (propTypes.hasOwnProperty(propName)) { + var error = propTypes[propName](props, propName, componentName); + + if (error instanceof Error) warning(false, error.message); + } + } +} + +function createRouteOptions(props) { + var options = assign({}, props); + var handler = options.handler; + + if (handler) { + options.onEnter = handler.willTransitionTo; + options.onLeave = handler.willTransitionFrom; + } + + return options; +} + +function createRouteFromReactElement(element) { + if (!React.isValidElement(element)) { + return; + }var type = element.type; + var props = assign({}, type.defaultProps, element.props); + + if (type.propTypes) checkPropTypes(type.displayName, type.propTypes, props); + + if (type === DefaultRoute) { + return Route.createDefaultRoute(createRouteOptions(props)); + }if (type === NotFoundRoute) { + return Route.createNotFoundRoute(createRouteOptions(props)); + }if (type === Redirect) { + return Route.createRedirect(createRouteOptions(props)); + }return Route.createRoute(createRouteOptions(props), function () { + if (props.children) createRoutesFromReactChildren(props.children); + }); +} + +/** + * Creates and returns an array of routes created from the given + * ReactChildren, all of which should be one of <Route>, <DefaultRoute>, + * <NotFoundRoute>, or <Redirect>, e.g.: + * + * var { createRoutesFromReactChildren, Route, Redirect } = require('react-router'); + * + * var routes = createRoutesFromReactChildren( + * <Route path="/" handler={App}> + * <Route name="user" path="/user/:userId" handler={User}> + * <Route name="task" path="tasks/:taskId" handler={Task}/> + * <Redirect from="todos/:taskId" to="task"/> + * </Route> + * </Route> + * ); + */ +function createRoutesFromReactChildren(children) { + var routes = []; + + React.Children.forEach(children, function (child) { + if (child = createRouteFromReactElement(child)) routes.push(child); + }); + + return routes; +} + +module.exports = createRoutesFromReactChildren; +},{"./Route":11,"./components/DefaultRoute":19,"./components/NotFoundRoute":21,"./components/Redirect":22,"react":"react","react/lib/Object.assign":69,"react/lib/warning":212}],27:[function(require,module,exports){ +'use strict'; + +var invariant = require('react/lib/invariant'); +var canUseDOM = require('react/lib/ExecutionEnvironment').canUseDOM; + +/** + * Returns the current scroll position of the window as { x, y }. + */ +function getWindowScrollPosition() { + invariant(canUseDOM, 'Cannot get current scroll position without a DOM'); + + return { + x: window.pageXOffset || document.documentElement.scrollLeft, + y: window.pageYOffset || document.documentElement.scrollTop + }; +} + +module.exports = getWindowScrollPosition; +},{"react/lib/ExecutionEnvironment":62,"react/lib/invariant":191}],28:[function(require,module,exports){ +'use strict'; + +var React = require('react'); + +function isValidChild(object) { + return object == null || React.isValidElement(object); +} + +function isReactChildren(object) { + return isValidChild(object) || Array.isArray(object) && object.every(isValidChild); +} + +module.exports = isReactChildren; +},{"react":"react"}],29:[function(require,module,exports){ +'use strict'; + +var LocationActions = require('../actions/LocationActions'); +var History = require('../History'); + +var _listeners = []; +var _isListening = false; +var _actionType; + +function notifyChange(type) { + if (type === LocationActions.PUSH) History.length += 1; + + var change = { + path: HashLocation.getCurrentPath(), + type: type + }; + + _listeners.forEach(function (listener) { + listener.call(HashLocation, change); + }); +} + +function ensureSlash() { + var path = HashLocation.getCurrentPath(); + + if (path.charAt(0) === '/') { + return true; + }HashLocation.replace('/' + path); + + return false; +} + +function onHashChange() { + if (ensureSlash()) { + // If we don't have an _actionType then all we know is the hash + // changed. It was probably caused by the user clicking the Back + // button, but may have also been the Forward button or manual + // manipulation. So just guess 'pop'. + var curActionType = _actionType; + _actionType = null; + notifyChange(curActionType || LocationActions.POP); + } +} + +/** + * A Location that uses `window.location.hash`. + */ +var HashLocation = { + + addChangeListener: function addChangeListener(listener) { + _listeners.push(listener); + + // Do this BEFORE listening for hashchange. + ensureSlash(); + + if (!_isListening) { + if (window.addEventListener) { + window.addEventListener('hashchange', onHashChange, false); + } else { + window.attachEvent('onhashchange', onHashChange); + } + + _isListening = true; + } + }, + + removeChangeListener: function removeChangeListener(listener) { + _listeners = _listeners.filter(function (l) { + return l !== listener; + }); + + if (_listeners.length === 0) { + if (window.removeEventListener) { + window.removeEventListener('hashchange', onHashChange, false); + } else { + window.removeEvent('onhashchange', onHashChange); + } + + _isListening = false; + } + }, + + push: function push(path) { + _actionType = LocationActions.PUSH; + window.location.hash = path; + }, + + replace: function replace(path) { + _actionType = LocationActions.REPLACE; + window.location.replace(window.location.pathname + window.location.search + '#' + path); + }, + + pop: function pop() { + _actionType = LocationActions.POP; + History.back(); + }, + + getCurrentPath: function getCurrentPath() { + return decodeURI( + // We can't use window.location.hash here because it's not + // consistent across browsers - Firefox will pre-decode it! + window.location.href.split('#')[1] || ''); + }, + + toString: function toString() { + return '<HashLocation>'; + } + +}; + +module.exports = HashLocation; +},{"../History":5,"../actions/LocationActions":15}],30:[function(require,module,exports){ +'use strict'; + +var LocationActions = require('../actions/LocationActions'); +var History = require('../History'); + +var _listeners = []; +var _isListening = false; + +function notifyChange(type) { + var change = { + path: HistoryLocation.getCurrentPath(), + type: type + }; + + _listeners.forEach(function (listener) { + listener.call(HistoryLocation, change); + }); +} + +function onPopState(event) { + if (event.state === undefined) { + return; + } // Ignore extraneous popstate events in WebKit. + + notifyChange(LocationActions.POP); +} + +/** + * A Location that uses HTML5 history. + */ +var HistoryLocation = { + + addChangeListener: function addChangeListener(listener) { + _listeners.push(listener); + + if (!_isListening) { + if (window.addEventListener) { + window.addEventListener('popstate', onPopState, false); + } else { + window.attachEvent('onpopstate', onPopState); + } + + _isListening = true; + } + }, + + removeChangeListener: function removeChangeListener(listener) { + _listeners = _listeners.filter(function (l) { + return l !== listener; + }); + + if (_listeners.length === 0) { + if (window.addEventListener) { + window.removeEventListener('popstate', onPopState, false); + } else { + window.removeEvent('onpopstate', onPopState); + } + + _isListening = false; + } + }, + + push: function push(path) { + window.history.pushState({ path: path }, '', path); + History.length += 1; + notifyChange(LocationActions.PUSH); + }, + + replace: function replace(path) { + window.history.replaceState({ path: path }, '', path); + notifyChange(LocationActions.REPLACE); + }, + + pop: History.back, + + getCurrentPath: function getCurrentPath() { + return decodeURI(window.location.pathname + window.location.search); + }, + + toString: function toString() { + return '<HistoryLocation>'; + } + +}; + +module.exports = HistoryLocation; +},{"../History":5,"../actions/LocationActions":15}],31:[function(require,module,exports){ +'use strict'; + +var HistoryLocation = require('./HistoryLocation'); +var History = require('../History'); + +/** + * A Location that uses full page refreshes. This is used as + * the fallback for HistoryLocation in browsers that do not + * support the HTML5 history API. + */ +var RefreshLocation = { + + push: function push(path) { + window.location = path; + }, + + replace: function replace(path) { + window.location.replace(path); + }, + + pop: History.back, + + getCurrentPath: HistoryLocation.getCurrentPath, + + toString: function toString() { + return '<RefreshLocation>'; + } + +}; + +module.exports = RefreshLocation; +},{"../History":5,"./HistoryLocation":30}],32:[function(require,module,exports){ +'use strict'; + +var _classCallCheck = function (instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }; + +var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); + +var invariant = require('react/lib/invariant'); + +function throwCannotModify() { + invariant(false, 'You cannot modify a static location'); +} + +/** + * A location that only ever contains a single path. Useful in + * stateless environments like servers where there is no path history, + * only the path that was used in the request. + */ + +var StaticLocation = (function () { + function StaticLocation(path) { + _classCallCheck(this, StaticLocation); + + this.path = path; + } + + _createClass(StaticLocation, [{ + key: 'getCurrentPath', + value: function getCurrentPath() { + return this.path; + } + }, { + key: 'toString', + value: function toString() { + return '<StaticLocation path="' + this.path + '">'; + } + }]); + + return StaticLocation; +})(); + +// TODO: Include these in the above class definition +// once we can use ES7 property initializers. +// https://github.com/babel/babel/issues/619 + +StaticLocation.prototype.push = throwCannotModify; +StaticLocation.prototype.replace = throwCannotModify; +StaticLocation.prototype.pop = throwCannotModify; + +module.exports = StaticLocation; +},{"react/lib/invariant":191}],33:[function(require,module,exports){ +'use strict'; + +var _classCallCheck = function (instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }; + +var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); + +var invariant = require('react/lib/invariant'); +var LocationActions = require('../actions/LocationActions'); +var History = require('../History'); + +/** + * A location that is convenient for testing and does not require a DOM. + */ + +var TestLocation = (function () { + function TestLocation(history) { + _classCallCheck(this, TestLocation); + + this.history = history || []; + this.listeners = []; + this._updateHistoryLength(); + } + + _createClass(TestLocation, [{ + key: 'needsDOM', + get: function () { + return false; + } + }, { + key: '_updateHistoryLength', + value: function _updateHistoryLength() { + History.length = this.history.length; + } + }, { + key: '_notifyChange', + value: function _notifyChange(type) { + var change = { + path: this.getCurrentPath(), + type: type + }; + + for (var i = 0, len = this.listeners.length; i < len; ++i) this.listeners[i].call(this, change); + } + }, { + key: 'addChangeListener', + value: function addChangeListener(listener) { + this.listeners.push(listener); + } + }, { + key: 'removeChangeListener', + value: function removeChangeListener(listener) { + this.listeners = this.listeners.filter(function (l) { + return l !== listener; + }); + } + }, { + key: 'push', + value: function push(path) { + this.history.push(path); + this._updateHistoryLength(); + this._notifyChange(LocationActions.PUSH); + } + }, { + key: 'replace', + value: function replace(path) { + invariant(this.history.length, 'You cannot replace the current path with no history'); + + this.history[this.history.length - 1] = path; + + this._notifyChange(LocationActions.REPLACE); + } + }, { + key: 'pop', + value: function pop() { + this.history.pop(); + this._updateHistoryLength(); + this._notifyChange(LocationActions.POP); + } + }, { + key: 'getCurrentPath', + value: function getCurrentPath() { + return this.history[this.history.length - 1]; + } + }, { + key: 'toString', + value: function toString() { + return '<TestLocation>'; + } + }]); + + return TestLocation; +})(); + +module.exports = TestLocation; +},{"../History":5,"../actions/LocationActions":15,"react/lib/invariant":191}],34:[function(require,module,exports){ +'use strict'; + +var createRouter = require('./createRouter'); + +/** + * A high-level convenience method that creates, configures, and + * runs a router in one shot. The method signature is: + * + * Router.run(routes[, location ], callback); + * + * Using `window.location.hash` to manage the URL, you could do: + * + * Router.run(routes, function (Handler) { + * React.render(<Handler/>, document.body); + * }); + * + * Using HTML5 history and a custom "cursor" prop: + * + * Router.run(routes, Router.HistoryLocation, function (Handler) { + * React.render(<Handler cursor={cursor}/>, document.body); + * }); + * + * Returns the newly created router. + * + * Note: If you need to specify further options for your router such + * as error/abort handling or custom scroll behavior, use Router.create + * instead. + * + * var router = Router.create(options); + * router.run(function (Handler) { + * // ... + * }); + */ +function runRouter(routes, location, callback) { + if (typeof location === 'function') { + callback = location; + location = null; + } + + var router = createRouter({ + routes: routes, + location: location + }); + + router.run(callback); + + return router; +} + +module.exports = runRouter; +},{"./createRouter":25}],35:[function(require,module,exports){ +'use strict'; + +function supportsHistory() { + /*! taken from modernizr + * https://github.com/Modernizr/Modernizr/blob/master/LICENSE + * https://github.com/Modernizr/Modernizr/blob/master/feature-detects/history.js + * changed to avoid false negatives for Windows Phones: https://github.com/rackt/react-router/issues/586 + */ + var ua = navigator.userAgent; + if ((ua.indexOf('Android 2.') !== -1 || ua.indexOf('Android 4.0') !== -1) && ua.indexOf('Mobile Safari') !== -1 && ua.indexOf('Chrome') === -1 && ua.indexOf('Windows Phone') === -1) { + return false; + } + return window.history && 'pushState' in window.history; +} + +module.exports = supportsHistory; +},{}],36:[function(require,module,exports){ +'use strict'; + +function ToObject(val) { + if (val == null) { + throw new TypeError('Object.assign cannot be called with null or undefined'); + } + + return Object(val); +} + +module.exports = Object.assign || function (target, source) { + var from; + var keys; + var to = ToObject(target); + + for (var s = 1; s < arguments.length; s++) { + from = arguments[s]; + keys = Object.keys(Object(from)); + + for (var i = 0; i < keys.length; i++) { + to[keys[i]] = from[keys[i]]; + } + } + + return to; +}; + +},{}],37:[function(require,module,exports){ +module.exports = require('./lib/'); + +},{"./lib/":38}],38:[function(require,module,exports){ +// Load modules + +var Stringify = require('./stringify'); +var Parse = require('./parse'); + + +// Declare internals + +var internals = {}; + + +module.exports = { + stringify: Stringify, + parse: Parse +}; + +},{"./parse":39,"./stringify":40}],39:[function(require,module,exports){ +// Load modules + +var Utils = require('./utils'); + + +// Declare internals + +var internals = { + delimiter: '&', + depth: 5, + arrayLimit: 20, + parameterLimit: 1000 +}; + + +internals.parseValues = function (str, options) { + + var obj = {}; + var parts = str.split(options.delimiter, options.parameterLimit === Infinity ? undefined : options.parameterLimit); + + for (var i = 0, il = parts.length; i < il; ++i) { + var part = parts[i]; + var pos = part.indexOf(']=') === -1 ? part.indexOf('=') : part.indexOf(']=') + 1; + + if (pos === -1) { + obj[Utils.decode(part)] = ''; + } + else { + var key = Utils.decode(part.slice(0, pos)); + var val = Utils.decode(part.slice(pos + 1)); + + if (Object.prototype.hasOwnProperty(key)) { + continue; + } + + if (!obj.hasOwnProperty(key)) { + obj[key] = val; + } + else { + obj[key] = [].concat(obj[key]).concat(val); + } + } + } + + return obj; +}; + + +internals.parseObject = function (chain, val, options) { + + if (!chain.length) { + return val; + } + + var root = chain.shift(); + + var obj = {}; + if (root === '[]') { + obj = []; + obj = obj.concat(internals.parseObject(chain, val, options)); + } + else { + var cleanRoot = root[0] === '[' && root[root.length - 1] === ']' ? root.slice(1, root.length - 1) : root; + var index = parseInt(cleanRoot, 10); + var indexString = '' + index; + if (!isNaN(index) && + root !== cleanRoot && + indexString === cleanRoot && + index >= 0 && + index <= options.arrayLimit) { + + obj = []; + obj[index] = internals.parseObject(chain, val, options); + } + else { + obj[cleanRoot] = internals.parseObject(chain, val, options); + } + } + + return obj; +}; + + +internals.parseKeys = function (key, val, options) { + + if (!key) { + return; + } + + // The regex chunks + + var parent = /^([^\[\]]*)/; + var child = /(\[[^\[\]]*\])/g; + + // Get the parent + + var segment = parent.exec(key); + + // Don't allow them to overwrite object prototype properties + + if (Object.prototype.hasOwnProperty(segment[1])) { + return; + } + + // Stash the parent if it exists + + var keys = []; + if (segment[1]) { + keys.push(segment[1]); + } + + // Loop through children appending to the array until we hit depth + + var i = 0; + while ((segment = child.exec(key)) !== null && i < options.depth) { + + ++i; + if (!Object.prototype.hasOwnProperty(segment[1].replace(/\[|\]/g, ''))) { + keys.push(segment[1]); + } + } + + // If there's a remainder, just add whatever is left + + if (segment) { + keys.push('[' + key.slice(segment.index) + ']'); + } + + return internals.parseObject(keys, val, options); +}; + + +module.exports = function (str, options) { + + if (str === '' || + str === null || + typeof str === 'undefined') { + + return {}; + } + + options = options || {}; + options.delimiter = typeof options.delimiter === 'string' || Utils.isRegExp(options.delimiter) ? options.delimiter : internals.delimiter; + options.depth = typeof options.depth === 'number' ? options.depth : internals.depth; + options.arrayLimit = typeof options.arrayLimit === 'number' ? options.arrayLimit : internals.arrayLimit; + options.parameterLimit = typeof options.parameterLimit === 'number' ? options.parameterLimit : internals.parameterLimit; + + var tempObj = typeof str === 'string' ? internals.parseValues(str, options) : str; + var obj = {}; + + // Iterate over the keys and setup the new object + + var keys = Object.keys(tempObj); + for (var i = 0, il = keys.length; i < il; ++i) { + var key = keys[i]; + var newObj = internals.parseKeys(key, tempObj[key], options); + obj = Utils.merge(obj, newObj); + } + + return Utils.compact(obj); +}; + +},{"./utils":41}],40:[function(require,module,exports){ +// Load modules + +var Utils = require('./utils'); + + +// Declare internals + +var internals = { + delimiter: '&', + arrayPrefixGenerators: { + brackets: function (prefix, key) { + return prefix + '[]'; + }, + indices: function (prefix, key) { + return prefix + '[' + key + ']'; + }, + repeat: function (prefix, key) { + return prefix; + } + } +}; + + +internals.stringify = function (obj, prefix, generateArrayPrefix) { + + if (Utils.isBuffer(obj)) { + obj = obj.toString(); + } + else if (obj instanceof Date) { + obj = obj.toISOString(); + } + else if (obj === null) { + obj = ''; + } + + if (typeof obj === 'string' || + typeof obj === 'number' || + typeof obj === 'boolean') { + + return [encodeURIComponent(prefix) + '=' + encodeURIComponent(obj)]; + } + + var values = []; + + if (typeof obj === 'undefined') { + return values; + } + + var objKeys = Object.keys(obj); + for (var i = 0, il = objKeys.length; i < il; ++i) { + var key = objKeys[i]; + if (Array.isArray(obj)) { + values = values.concat(internals.stringify(obj[key], generateArrayPrefix(prefix, key), generateArrayPrefix)); + } + else { + values = values.concat(internals.stringify(obj[key], prefix + '[' + key + ']', generateArrayPrefix)); + } + } + + return values; +}; + + +module.exports = function (obj, options) { + + options = options || {}; + var delimiter = typeof options.delimiter === 'undefined' ? internals.delimiter : options.delimiter; + + var keys = []; + + if (typeof obj !== 'object' || + obj === null) { + + return ''; + } + + var arrayFormat; + if (options.arrayFormat in internals.arrayPrefixGenerators) { + arrayFormat = options.arrayFormat; + } + else if ('indices' in options) { + arrayFormat = options.indices ? 'indices' : 'repeat'; + } + else { + arrayFormat = 'indices'; + } + + var generateArrayPrefix = internals.arrayPrefixGenerators[arrayFormat]; + + var objKeys = Object.keys(obj); + for (var i = 0, il = objKeys.length; i < il; ++i) { + var key = objKeys[i]; + keys = keys.concat(internals.stringify(obj[key], key, generateArrayPrefix)); + } + + return keys.join(delimiter); +}; + +},{"./utils":41}],41:[function(require,module,exports){ +// Load modules + + +// Declare internals + +var internals = {}; + + +exports.arrayToObject = function (source) { + + var obj = {}; + for (var i = 0, il = source.length; i < il; ++i) { + if (typeof source[i] !== 'undefined') { + + obj[i] = source[i]; + } + } + + return obj; +}; + + +exports.merge = function (target, source) { + + if (!source) { + return target; + } + + if (typeof source !== 'object') { + if (Array.isArray(target)) { + target.push(source); + } + else { + target[source] = true; + } + + return target; + } + + if (typeof target !== 'object') { + target = [target].concat(source); + return target; + } + + if (Array.isArray(target) && + !Array.isArray(source)) { + + target = exports.arrayToObject(target); + } + + var keys = Object.keys(source); + for (var k = 0, kl = keys.length; k < kl; ++k) { + var key = keys[k]; + var value = source[key]; + + if (!target[key]) { + target[key] = value; + } + else { + target[key] = exports.merge(target[key], value); + } + } + + return target; +}; + + +exports.decode = function (str) { + + try { + return decodeURIComponent(str.replace(/\+/g, ' ')); + } catch (e) { + return str; + } +}; + + +exports.compact = function (obj, refs) { + + if (typeof obj !== 'object' || + obj === null) { + + return obj; + } + + refs = refs || []; + var lookup = refs.indexOf(obj); + if (lookup !== -1) { + return refs[lookup]; + } + + refs.push(obj); + + if (Array.isArray(obj)) { + var compacted = []; + + for (var i = 0, il = obj.length; i < il; ++i) { + if (typeof obj[i] !== 'undefined') { + compacted.push(obj[i]); + } + } + + return compacted; + } + + var keys = Object.keys(obj); + for (i = 0, il = keys.length; i < il; ++i) { + var key = keys[i]; + obj[key] = exports.compact(obj[key], refs); + } + + return obj; +}; + + +exports.isRegExp = function (obj) { + return Object.prototype.toString.call(obj) === '[object RegExp]'; +}; + + +exports.isBuffer = function (obj) { + + if (obj === null || + typeof obj === 'undefined') { + + return false; + } + + return !!(obj.constructor && + obj.constructor.isBuffer && + obj.constructor.isBuffer(obj)); +}; + +},{}],42:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule AutoFocusMixin + * @typechecks static-only + */ + +'use strict'; + +var focusNode = require("./focusNode"); + +var AutoFocusMixin = { + componentDidMount: function() { + if (this.props.autoFocus) { + focusNode(this.getDOMNode()); + } + } +}; + +module.exports = AutoFocusMixin; + +},{"./focusNode":175}],43:[function(require,module,exports){ +/** + * Copyright 2013-2015 Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule BeforeInputEventPlugin + * @typechecks static-only + */ + +'use strict'; + +var EventConstants = require("./EventConstants"); +var EventPropagators = require("./EventPropagators"); +var ExecutionEnvironment = require("./ExecutionEnvironment"); +var FallbackCompositionState = require("./FallbackCompositionState"); +var SyntheticCompositionEvent = require("./SyntheticCompositionEvent"); +var SyntheticInputEvent = require("./SyntheticInputEvent"); + +var keyOf = require("./keyOf"); + +var END_KEYCODES = [9, 13, 27, 32]; // Tab, Return, Esc, Space +var START_KEYCODE = 229; + +var canUseCompositionEvent = ( + ExecutionEnvironment.canUseDOM && + 'CompositionEvent' in window +); + +var documentMode = null; +if (ExecutionEnvironment.canUseDOM && 'documentMode' in document) { + documentMode = document.documentMode; +} + +// Webkit offers a very useful `textInput` event that can be used to +// directly represent `beforeInput`. The IE `textinput` event is not as +// useful, so we don't use it. +var canUseTextInputEvent = ( + ExecutionEnvironment.canUseDOM && + 'TextEvent' in window && + !documentMode && + !isPresto() +); + +// In IE9+, we have access to composition events, but the data supplied +// by the native compositionend event may be incorrect. Japanese ideographic +// spaces, for instance (\u3000) are not recorded correctly. +var useFallbackCompositionData = ( + ExecutionEnvironment.canUseDOM && + ( + (!canUseCompositionEvent || documentMode && documentMode > 8 && documentMode <= 11) + ) +); + +/** + * Opera <= 12 includes TextEvent in window, but does not fire + * text input events. Rely on keypress instead. + */ +function isPresto() { + var opera = window.opera; + return ( + typeof opera === 'object' && + typeof opera.version === 'function' && + parseInt(opera.version(), 10) <= 12 + ); +} + +var SPACEBAR_CODE = 32; +var SPACEBAR_CHAR = String.fromCharCode(SPACEBAR_CODE); + +var topLevelTypes = EventConstants.topLevelTypes; + +// Events and their corresponding property names. +var eventTypes = { + beforeInput: { + phasedRegistrationNames: { + bubbled: keyOf({onBeforeInput: null}), + captured: keyOf({onBeforeInputCapture: null}) + }, + dependencies: [ + topLevelTypes.topCompositionEnd, + topLevelTypes.topKeyPress, + topLevelTypes.topTextInput, + topLevelTypes.topPaste + ] + }, + compositionEnd: { + phasedRegistrationNames: { + bubbled: keyOf({onCompositionEnd: null}), + captured: keyOf({onCompositionEndCapture: null}) + }, + dependencies: [ + topLevelTypes.topBlur, + topLevelTypes.topCompositionEnd, + topLevelTypes.topKeyDown, + topLevelTypes.topKeyPress, + topLevelTypes.topKeyUp, + topLevelTypes.topMouseDown + ] + }, + compositionStart: { + phasedRegistrationNames: { + bubbled: keyOf({onCompositionStart: null}), + captured: keyOf({onCompositionStartCapture: null}) + }, + dependencies: [ + topLevelTypes.topBlur, + topLevelTypes.topCompositionStart, + topLevelTypes.topKeyDown, + topLevelTypes.topKeyPress, + topLevelTypes.topKeyUp, + topLevelTypes.topMouseDown + ] + }, + compositionUpdate: { + phasedRegistrationNames: { + bubbled: keyOf({onCompositionUpdate: null}), + captured: keyOf({onCompositionUpdateCapture: null}) + }, + dependencies: [ + topLevelTypes.topBlur, + topLevelTypes.topCompositionUpdate, + topLevelTypes.topKeyDown, + topLevelTypes.topKeyPress, + topLevelTypes.topKeyUp, + topLevelTypes.topMouseDown + ] + } +}; + +// Track whether we've ever handled a keypress on the space key. +var hasSpaceKeypress = false; + +/** + * Return whether a native keypress event is assumed to be a command. + * This is required because Firefox fires `keypress` events for key commands + * (cut, copy, select-all, etc.) even though no character is inserted. + */ +function isKeypressCommand(nativeEvent) { + return ( + (nativeEvent.ctrlKey || nativeEvent.altKey || nativeEvent.metaKey) && + // ctrlKey && altKey is equivalent to AltGr, and is not a command. + !(nativeEvent.ctrlKey && nativeEvent.altKey) + ); +} + + +/** + * Translate native top level events into event types. + * + * @param {string} topLevelType + * @return {object} + */ +function getCompositionEventType(topLevelType) { + switch (topLevelType) { + case topLevelTypes.topCompositionStart: + return eventTypes.compositionStart; + case topLevelTypes.topCompositionEnd: + return eventTypes.compositionEnd; + case topLevelTypes.topCompositionUpdate: + return eventTypes.compositionUpdate; + } +} + +/** + * Does our fallback best-guess model think this event signifies that + * composition has begun? + * + * @param {string} topLevelType + * @param {object} nativeEvent + * @return {boolean} + */ +function isFallbackCompositionStart(topLevelType, nativeEvent) { + return ( + topLevelType === topLevelTypes.topKeyDown && + nativeEvent.keyCode === START_KEYCODE + ); +} + +/** + * Does our fallback mode think that this event is the end of composition? + * + * @param {string} topLevelType + * @param {object} nativeEvent + * @return {boolean} + */ +function isFallbackCompositionEnd(topLevelType, nativeEvent) { + switch (topLevelType) { + case topLevelTypes.topKeyUp: + // Command keys insert or clear IME input. + return (END_KEYCODES.indexOf(nativeEvent.keyCode) !== -1); + case topLevelTypes.topKeyDown: + // Expect IME keyCode on each keydown. If we get any other + // code we must have exited earlier. + return (nativeEvent.keyCode !== START_KEYCODE); + case topLevelTypes.topKeyPress: + case topLevelTypes.topMouseDown: + case topLevelTypes.topBlur: + // Events are not possible without cancelling IME. + return true; + default: + return false; + } +} + +/** + * Google Input Tools provides composition data via a CustomEvent, + * with the `data` property populated in the `detail` object. If this + * is available on the event object, use it. If not, this is a plain + * composition event and we have nothing special to extract. + * + * @param {object} nativeEvent + * @return {?string} + */ +function getDataFromCustomEvent(nativeEvent) { + var detail = nativeEvent.detail; + if (typeof detail === 'object' && 'data' in detail) { + return detail.data; + } + return null; +} + +// Track the current IME composition fallback object, if any. +var currentComposition = null; + +/** + * @param {string} topLevelType Record from `EventConstants`. + * @param {DOMEventTarget} topLevelTarget The listening component root node. + * @param {string} topLevelTargetID ID of `topLevelTarget`. + * @param {object} nativeEvent Native browser event. + * @return {?object} A SyntheticCompositionEvent. + */ +function extractCompositionEvent( + topLevelType, + topLevelTarget, + topLevelTargetID, + nativeEvent +) { + var eventType; + var fallbackData; + + if (canUseCompositionEvent) { + eventType = getCompositionEventType(topLevelType); + } else if (!currentComposition) { + if (isFallbackCompositionStart(topLevelType, nativeEvent)) { + eventType = eventTypes.compositionStart; + } + } else if (isFallbackCompositionEnd(topLevelType, nativeEvent)) { + eventType = eventTypes.compositionEnd; + } + + if (!eventType) { + return null; + } + + if (useFallbackCompositionData) { + // The current composition is stored statically and must not be + // overwritten while composition continues. + if (!currentComposition && eventType === eventTypes.compositionStart) { + currentComposition = FallbackCompositionState.getPooled(topLevelTarget); + } else if (eventType === eventTypes.compositionEnd) { + if (currentComposition) { + fallbackData = currentComposition.getData(); + } + } + } + + var event = SyntheticCompositionEvent.getPooled( + eventType, + topLevelTargetID, + nativeEvent + ); + + if (fallbackData) { + // Inject data generated from fallback path into the synthetic event. + // This matches the property of native CompositionEventInterface. + event.data = fallbackData; + } else { + var customData = getDataFromCustomEvent(nativeEvent); + if (customData !== null) { + event.data = customData; + } + } + + EventPropagators.accumulateTwoPhaseDispatches(event); + return event; +} + +/** + * @param {string} topLevelType Record from `EventConstants`. + * @param {object} nativeEvent Native browser event. + * @return {?string} The string corresponding to this `beforeInput` event. + */ +function getNativeBeforeInputChars(topLevelType, nativeEvent) { + switch (topLevelType) { + case topLevelTypes.topCompositionEnd: + return getDataFromCustomEvent(nativeEvent); + case topLevelTypes.topKeyPress: + /** + * If native `textInput` events are available, our goal is to make + * use of them. However, there is a special case: the spacebar key. + * In Webkit, preventing default on a spacebar `textInput` event + * cancels character insertion, but it *also* causes the browser + * to fall back to its default spacebar behavior of scrolling the + * page. + * + * Tracking at: + * https://code.google.com/p/chromium/issues/detail?id=355103 + * + * To avoid this issue, use the keypress event as if no `textInput` + * event is available. + */ + var which = nativeEvent.which; + if (which !== SPACEBAR_CODE) { + return null; + } + + hasSpaceKeypress = true; + return SPACEBAR_CHAR; + + case topLevelTypes.topTextInput: + // Record the characters to be added to the DOM. + var chars = nativeEvent.data; + + // If it's a spacebar character, assume that we have already handled + // it at the keypress level and bail immediately. Android Chrome + // doesn't give us keycodes, so we need to blacklist it. + if (chars === SPACEBAR_CHAR && hasSpaceKeypress) { + return null; + } + + return chars; + + default: + // For other native event types, do nothing. + return null; + } +} + +/** + * For browsers that do not provide the `textInput` event, extract the + * appropriate string to use for SyntheticInputEvent. + * + * @param {string} topLevelType Record from `EventConstants`. + * @param {object} nativeEvent Native browser event. + * @return {?string} The fallback string for this `beforeInput` event. + */ +function getFallbackBeforeInputChars(topLevelType, nativeEvent) { + // If we are currently composing (IME) and using a fallback to do so, + // try to extract the composed characters from the fallback object. + if (currentComposition) { + if ( + topLevelType === topLevelTypes.topCompositionEnd || + isFallbackCompositionEnd(topLevelType, nativeEvent) + ) { + var chars = currentComposition.getData(); + FallbackCompositionState.release(currentComposition); + currentComposition = null; + return chars; + } + return null; + } + + switch (topLevelType) { + case topLevelTypes.topPaste: + // If a paste event occurs after a keypress, throw out the input + // chars. Paste events should not lead to BeforeInput events. + return null; + case topLevelTypes.topKeyPress: + /** + * As of v27, Firefox may fire keypress events even when no character + * will be inserted. A few possibilities: + * + * - `which` is `0`. Arrow keys, Esc key, etc. + * + * - `which` is the pressed key code, but no char is available. + * Ex: 'AltGr + d` in Polish. There is no modified character for + * this key combination and no character is inserted into the + * document, but FF fires the keypress for char code `100` anyway. + * No `input` event will occur. + * + * - `which` is the pressed key code, but a command combination is + * being used. Ex: `Cmd+C`. No character is inserted, and no + * `input` event will occur. + */ + if (nativeEvent.which && !isKeypressCommand(nativeEvent)) { + return String.fromCharCode(nativeEvent.which); + } + return null; + case topLevelTypes.topCompositionEnd: + return useFallbackCompositionData ? null : nativeEvent.data; + default: + return null; + } +} + +/** + * Extract a SyntheticInputEvent for `beforeInput`, based on either native + * `textInput` or fallback behavior. + * + * @param {string} topLevelType Record from `EventConstants`. + * @param {DOMEventTarget} topLevelTarget The listening component root node. + * @param {string} topLevelTargetID ID of `topLevelTarget`. + * @param {object} nativeEvent Native browser event. + * @return {?object} A SyntheticInputEvent. + */ +function extractBeforeInputEvent( + topLevelType, + topLevelTarget, + topLevelTargetID, + nativeEvent +) { + var chars; + + if (canUseTextInputEvent) { + chars = getNativeBeforeInputChars(topLevelType, nativeEvent); + } else { + chars = getFallbackBeforeInputChars(topLevelType, nativeEvent); + } + + // If no characters are being inserted, no BeforeInput event should + // be fired. + if (!chars) { + return null; + } + + var event = SyntheticInputEvent.getPooled( + eventTypes.beforeInput, + topLevelTargetID, + nativeEvent + ); + + event.data = chars; + EventPropagators.accumulateTwoPhaseDispatches(event); + return event; +} + +/** + * Create an `onBeforeInput` event to match + * http://www.w3.org/TR/2013/WD-DOM-Level-3-Events-20131105/#events-inputevents. + * + * This event plugin is based on the native `textInput` event + * available in Chrome, Safari, Opera, and IE. This event fires after + * `onKeyPress` and `onCompositionEnd`, but before `onInput`. + * + * `beforeInput` is spec'd but not implemented in any browsers, and + * the `input` event does not provide any useful information about what has + * actually been added, contrary to the spec. Thus, `textInput` is the best + * available event to identify the characters that have actually been inserted + * into the target node. + * + * This plugin is also responsible for emitting `composition` events, thus + * allowing us to share composition fallback code for both `beforeInput` and + * `composition` event types. + */ +var BeforeInputEventPlugin = { + + eventTypes: eventTypes, + + /** + * @param {string} topLevelType Record from `EventConstants`. + * @param {DOMEventTarget} topLevelTarget The listening component root node. + * @param {string} topLevelTargetID ID of `topLevelTarget`. + * @param {object} nativeEvent Native browser event. + * @return {*} An accumulation of synthetic events. + * @see {EventPluginHub.extractEvents} + */ + extractEvents: function( + topLevelType, + topLevelTarget, + topLevelTargetID, + nativeEvent + ) { + return [ + extractCompositionEvent( + topLevelType, + topLevelTarget, + topLevelTargetID, + nativeEvent + ), + extractBeforeInputEvent( + topLevelType, + topLevelTarget, + topLevelTargetID, + nativeEvent + ) + ]; + } +}; + +module.exports = BeforeInputEventPlugin; + +},{"./EventConstants":56,"./EventPropagators":61,"./ExecutionEnvironment":62,"./FallbackCompositionState":63,"./SyntheticCompositionEvent":147,"./SyntheticInputEvent":151,"./keyOf":198}],44:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule CSSCore + * @typechecks + */ + +var invariant = require("./invariant"); + +/** + * The CSSCore module specifies the API (and implements most of the methods) + * that should be used when dealing with the display of elements (via their + * CSS classes and visibility on screen. It is an API focused on mutating the + * display and not reading it as no logical state should be encoded in the + * display of elements. + */ + +var CSSCore = { + + /** + * Adds the class passed in to the element if it doesn't already have it. + * + * @param {DOMElement} element the element to set the class on + * @param {string} className the CSS className + * @return {DOMElement} the element passed in + */ + addClass: function(element, className) { + ("production" !== process.env.NODE_ENV ? invariant( + !/\s/.test(className), + 'CSSCore.addClass takes only a single class name. "%s" contains ' + + 'multiple classes.', className + ) : invariant(!/\s/.test(className))); + + if (className) { + if (element.classList) { + element.classList.add(className); + } else if (!CSSCore.hasClass(element, className)) { + element.className = element.className + ' ' + className; + } + } + return element; + }, + + /** + * Removes the class passed in from the element + * + * @param {DOMElement} element the element to set the class on + * @param {string} className the CSS className + * @return {DOMElement} the element passed in + */ + removeClass: function(element, className) { + ("production" !== process.env.NODE_ENV ? invariant( + !/\s/.test(className), + 'CSSCore.removeClass takes only a single class name. "%s" contains ' + + 'multiple classes.', className + ) : invariant(!/\s/.test(className))); + + if (className) { + if (element.classList) { + element.classList.remove(className); + } else if (CSSCore.hasClass(element, className)) { + element.className = element.className + .replace(new RegExp('(^|\\s)' + className + '(?:\\s|$)', 'g'), '$1') + .replace(/\s+/g, ' ') // multiple spaces to one + .replace(/^\s*|\s*$/g, ''); // trim the ends + } + } + return element; + }, + + /** + * Helper to add or remove a class from an element based on a condition. + * + * @param {DOMElement} element the element to set the class on + * @param {string} className the CSS className + * @param {*} bool condition to whether to add or remove the class + * @return {DOMElement} the element passed in + */ + conditionClass: function(element, className, bool) { + return (bool ? CSSCore.addClass : CSSCore.removeClass)(element, className); + }, + + /** + * Tests whether the element has the class specified. + * + * @param {DOMNode|DOMWindow} element the element to set the class on + * @param {string} className the CSS className + * @return {boolean} true if the element has the class, false if not + */ + hasClass: function(element, className) { + ("production" !== process.env.NODE_ENV ? invariant( + !/\s/.test(className), + 'CSS.hasClass takes only a single class name.' + ) : invariant(!/\s/.test(className))); + if (element.classList) { + return !!className && element.classList.contains(className); + } + return (' ' + element.className + ' ').indexOf(' ' + className + ' ') > -1; + } + +}; + +module.exports = CSSCore; + +}).call(this,require('_process')) + +},{"./invariant":191,"_process":1}],45:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule CSSProperty + */ + +'use strict'; + +/** + * CSS properties which accept numbers but are not in units of "px". + */ +var isUnitlessNumber = { + boxFlex: true, + boxFlexGroup: true, + columnCount: true, + flex: true, + flexGrow: true, + flexPositive: true, + flexShrink: true, + flexNegative: true, + fontWeight: true, + lineClamp: true, + lineHeight: true, + opacity: true, + order: true, + orphans: true, + widows: true, + zIndex: true, + zoom: true, + + // SVG-related properties + fillOpacity: true, + strokeDashoffset: true, + strokeOpacity: true, + strokeWidth: true +}; + +/** + * @param {string} prefix vendor-specific prefix, eg: Webkit + * @param {string} key style name, eg: transitionDuration + * @return {string} style name prefixed with `prefix`, properly camelCased, eg: + * WebkitTransitionDuration + */ +function prefixKey(prefix, key) { + return prefix + key.charAt(0).toUpperCase() + key.substring(1); +} + +/** + * Support style names that may come passed in prefixed by adding permutations + * of vendor prefixes. + */ +var prefixes = ['Webkit', 'ms', 'Moz', 'O']; + +// Using Object.keys here, or else the vanilla for-in loop makes IE8 go into an +// infinite loop, because it iterates over the newly added props too. +Object.keys(isUnitlessNumber).forEach(function(prop) { + prefixes.forEach(function(prefix) { + isUnitlessNumber[prefixKey(prefix, prop)] = isUnitlessNumber[prop]; + }); +}); + +/** + * Most style properties can be unset by doing .style[prop] = '' but IE8 + * doesn't like doing that with shorthand properties so for the properties that + * IE8 breaks on, which are listed here, we instead unset each of the + * individual properties. See http://bugs.jquery.com/ticket/12385. + * The 4-value 'clock' properties like margin, padding, border-width seem to + * behave without any problems. Curiously, list-style works too without any + * special prodding. + */ +var shorthandPropertyExpansions = { + background: { + backgroundImage: true, + backgroundPosition: true, + backgroundRepeat: true, + backgroundColor: true + }, + border: { + borderWidth: true, + borderStyle: true, + borderColor: true + }, + borderBottom: { + borderBottomWidth: true, + borderBottomStyle: true, + borderBottomColor: true + }, + borderLeft: { + borderLeftWidth: true, + borderLeftStyle: true, + borderLeftColor: true + }, + borderRight: { + borderRightWidth: true, + borderRightStyle: true, + borderRightColor: true + }, + borderTop: { + borderTopWidth: true, + borderTopStyle: true, + borderTopColor: true + }, + font: { + fontStyle: true, + fontVariant: true, + fontWeight: true, + fontSize: true, + lineHeight: true, + fontFamily: true + } +}; + +var CSSProperty = { + isUnitlessNumber: isUnitlessNumber, + shorthandPropertyExpansions: shorthandPropertyExpansions +}; + +module.exports = CSSProperty; + +},{}],46:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule CSSPropertyOperations + * @typechecks static-only + */ + +'use strict'; + +var CSSProperty = require("./CSSProperty"); +var ExecutionEnvironment = require("./ExecutionEnvironment"); + +var camelizeStyleName = require("./camelizeStyleName"); +var dangerousStyleValue = require("./dangerousStyleValue"); +var hyphenateStyleName = require("./hyphenateStyleName"); +var memoizeStringOnly = require("./memoizeStringOnly"); +var warning = require("./warning"); + +var processStyleName = memoizeStringOnly(function(styleName) { + return hyphenateStyleName(styleName); +}); + +var styleFloatAccessor = 'cssFloat'; +if (ExecutionEnvironment.canUseDOM) { + // IE8 only supports accessing cssFloat (standard) as styleFloat + if (document.documentElement.style.cssFloat === undefined) { + styleFloatAccessor = 'styleFloat'; + } +} + +if ("production" !== process.env.NODE_ENV) { + // 'msTransform' is correct, but the other prefixes should be capitalized + var badVendoredStyleNamePattern = /^(?:webkit|moz|o)[A-Z]/; + + // style values shouldn't contain a semicolon + var badStyleValueWithSemicolonPattern = /;\s*$/; + + var warnedStyleNames = {}; + var warnedStyleValues = {}; + + var warnHyphenatedStyleName = function(name) { + if (warnedStyleNames.hasOwnProperty(name) && warnedStyleNames[name]) { + return; + } + + warnedStyleNames[name] = true; + ("production" !== process.env.NODE_ENV ? warning( + false, + 'Unsupported style property %s. Did you mean %s?', + name, + camelizeStyleName(name) + ) : null); + }; + + var warnBadVendoredStyleName = function(name) { + if (warnedStyleNames.hasOwnProperty(name) && warnedStyleNames[name]) { + return; + } + + warnedStyleNames[name] = true; + ("production" !== process.env.NODE_ENV ? warning( + false, + 'Unsupported vendor-prefixed style property %s. Did you mean %s?', + name, + name.charAt(0).toUpperCase() + name.slice(1) + ) : null); + }; + + var warnStyleValueWithSemicolon = function(name, value) { + if (warnedStyleValues.hasOwnProperty(value) && warnedStyleValues[value]) { + return; + } + + warnedStyleValues[value] = true; + ("production" !== process.env.NODE_ENV ? warning( + false, + 'Style property values shouldn\'t contain a semicolon. ' + + 'Try "%s: %s" instead.', + name, + value.replace(badStyleValueWithSemicolonPattern, '') + ) : null); + }; + + /** + * @param {string} name + * @param {*} value + */ + var warnValidStyle = function(name, value) { + if (name.indexOf('-') > -1) { + warnHyphenatedStyleName(name); + } else if (badVendoredStyleNamePattern.test(name)) { + warnBadVendoredStyleName(name); + } else if (badStyleValueWithSemicolonPattern.test(value)) { + warnStyleValueWithSemicolon(name, value); + } + }; +} + +/** + * Operations for dealing with CSS properties. + */ +var CSSPropertyOperations = { + + /** + * Serializes a mapping of style properties for use as inline styles: + * + * > createMarkupForStyles({width: '200px', height: 0}) + * "width:200px;height:0;" + * + * Undefined values are ignored so that declarative programming is easier. + * The result should be HTML-escaped before insertion into the DOM. + * + * @param {object} styles + * @return {?string} + */ + createMarkupForStyles: function(styles) { + var serialized = ''; + for (var styleName in styles) { + if (!styles.hasOwnProperty(styleName)) { + continue; + } + var styleValue = styles[styleName]; + if ("production" !== process.env.NODE_ENV) { + warnValidStyle(styleName, styleValue); + } + if (styleValue != null) { + serialized += processStyleName(styleName) + ':'; + serialized += dangerousStyleValue(styleName, styleValue) + ';'; + } + } + return serialized || null; + }, + + /** + * Sets the value for multiple styles on a node. If a value is specified as + * '' (empty string), the corresponding style property will be unset. + * + * @param {DOMElement} node + * @param {object} styles + */ + setValueForStyles: function(node, styles) { + var style = node.style; + for (var styleName in styles) { + if (!styles.hasOwnProperty(styleName)) { + continue; + } + if ("production" !== process.env.NODE_ENV) { + warnValidStyle(styleName, styles[styleName]); + } + var styleValue = dangerousStyleValue(styleName, styles[styleName]); + if (styleName === 'float') { + styleName = styleFloatAccessor; + } + if (styleValue) { + style[styleName] = styleValue; + } else { + var expansion = CSSProperty.shorthandPropertyExpansions[styleName]; + if (expansion) { + // Shorthand property that IE8 won't like unsetting, so unset each + // component to placate it + for (var individualStyleName in expansion) { + style[individualStyleName] = ''; + } + } else { + style[styleName] = ''; + } + } + } + } + +}; + +module.exports = CSSPropertyOperations; + +}).call(this,require('_process')) + +},{"./CSSProperty":45,"./ExecutionEnvironment":62,"./camelizeStyleName":162,"./dangerousStyleValue":169,"./hyphenateStyleName":189,"./memoizeStringOnly":200,"./warning":212,"_process":1}],47:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule CallbackQueue + */ + +'use strict'; + +var PooledClass = require("./PooledClass"); + +var assign = require("./Object.assign"); +var invariant = require("./invariant"); + +/** + * A specialized pseudo-event module to help keep track of components waiting to + * be notified when their DOM representations are available for use. + * + * This implements `PooledClass`, so you should never need to instantiate this. + * Instead, use `CallbackQueue.getPooled()`. + * + * @class ReactMountReady + * @implements PooledClass + * @internal + */ +function CallbackQueue() { + this._callbacks = null; + this._contexts = null; +} + +assign(CallbackQueue.prototype, { + + /** + * Enqueues a callback to be invoked when `notifyAll` is invoked. + * + * @param {function} callback Invoked when `notifyAll` is invoked. + * @param {?object} context Context to call `callback` with. + * @internal + */ + enqueue: function(callback, context) { + this._callbacks = this._callbacks || []; + this._contexts = this._contexts || []; + this._callbacks.push(callback); + this._contexts.push(context); + }, + + /** + * Invokes all enqueued callbacks and clears the queue. This is invoked after + * the DOM representation of a component has been created or updated. + * + * @internal + */ + notifyAll: function() { + var callbacks = this._callbacks; + var contexts = this._contexts; + if (callbacks) { + ("production" !== process.env.NODE_ENV ? invariant( + callbacks.length === contexts.length, + 'Mismatched list of contexts in callback queue' + ) : invariant(callbacks.length === contexts.length)); + this._callbacks = null; + this._contexts = null; + for (var i = 0, l = callbacks.length; i < l; i++) { + callbacks[i].call(contexts[i]); + } + callbacks.length = 0; + contexts.length = 0; + } + }, + + /** + * Resets the internal queue. + * + * @internal + */ + reset: function() { + this._callbacks = null; + this._contexts = null; + }, + + /** + * `PooledClass` looks for this. + */ + destructor: function() { + this.reset(); + } + +}); + +PooledClass.addPoolingTo(CallbackQueue); + +module.exports = CallbackQueue; + +}).call(this,require('_process')) + +},{"./Object.assign":69,"./PooledClass":70,"./invariant":191,"_process":1}],48:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ChangeEventPlugin + */ + +'use strict'; + +var EventConstants = require("./EventConstants"); +var EventPluginHub = require("./EventPluginHub"); +var EventPropagators = require("./EventPropagators"); +var ExecutionEnvironment = require("./ExecutionEnvironment"); +var ReactUpdates = require("./ReactUpdates"); +var SyntheticEvent = require("./SyntheticEvent"); + +var isEventSupported = require("./isEventSupported"); +var isTextInputElement = require("./isTextInputElement"); +var keyOf = require("./keyOf"); + +var topLevelTypes = EventConstants.topLevelTypes; + +var eventTypes = { + change: { + phasedRegistrationNames: { + bubbled: keyOf({onChange: null}), + captured: keyOf({onChangeCapture: null}) + }, + dependencies: [ + topLevelTypes.topBlur, + topLevelTypes.topChange, + topLevelTypes.topClick, + topLevelTypes.topFocus, + topLevelTypes.topInput, + topLevelTypes.topKeyDown, + topLevelTypes.topKeyUp, + topLevelTypes.topSelectionChange + ] + } +}; + +/** + * For IE shims + */ +var activeElement = null; +var activeElementID = null; +var activeElementValue = null; +var activeElementValueProp = null; + +/** + * SECTION: handle `change` event + */ +function shouldUseChangeEvent(elem) { + return ( + elem.nodeName === 'SELECT' || + (elem.nodeName === 'INPUT' && elem.type === 'file') + ); +} + +var doesChangeEventBubble = false; +if (ExecutionEnvironment.canUseDOM) { + // See `handleChange` comment below + doesChangeEventBubble = isEventSupported('change') && ( + (!('documentMode' in document) || document.documentMode > 8) + ); +} + +function manualDispatchChangeEvent(nativeEvent) { + var event = SyntheticEvent.getPooled( + eventTypes.change, + activeElementID, + nativeEvent + ); + EventPropagators.accumulateTwoPhaseDispatches(event); + + // If change and propertychange bubbled, we'd just bind to it like all the + // other events and have it go through ReactBrowserEventEmitter. Since it + // doesn't, we manually listen for the events and so we have to enqueue and + // process the abstract event manually. + // + // Batching is necessary here in order to ensure that all event handlers run + // before the next rerender (including event handlers attached to ancestor + // elements instead of directly on the input). Without this, controlled + // components don't work properly in conjunction with event bubbling because + // the component is rerendered and the value reverted before all the event + // handlers can run. See https://github.com/facebook/react/issues/708. + ReactUpdates.batchedUpdates(runEventInBatch, event); +} + +function runEventInBatch(event) { + EventPluginHub.enqueueEvents(event); + EventPluginHub.processEventQueue(); +} + +function startWatchingForChangeEventIE8(target, targetID) { + activeElement = target; + activeElementID = targetID; + activeElement.attachEvent('onchange', manualDispatchChangeEvent); +} + +function stopWatchingForChangeEventIE8() { + if (!activeElement) { + return; + } + activeElement.detachEvent('onchange', manualDispatchChangeEvent); + activeElement = null; + activeElementID = null; +} + +function getTargetIDForChangeEvent( + topLevelType, + topLevelTarget, + topLevelTargetID) { + if (topLevelType === topLevelTypes.topChange) { + return topLevelTargetID; + } +} +function handleEventsForChangeEventIE8( + topLevelType, + topLevelTarget, + topLevelTargetID) { + if (topLevelType === topLevelTypes.topFocus) { + // stopWatching() should be a noop here but we call it just in case we + // missed a blur event somehow. + stopWatchingForChangeEventIE8(); + startWatchingForChangeEventIE8(topLevelTarget, topLevelTargetID); + } else if (topLevelType === topLevelTypes.topBlur) { + stopWatchingForChangeEventIE8(); + } +} + + +/** + * SECTION: handle `input` event + */ +var isInputEventSupported = false; +if (ExecutionEnvironment.canUseDOM) { + // IE9 claims to support the input event but fails to trigger it when + // deleting text, so we ignore its input events + isInputEventSupported = isEventSupported('input') && ( + (!('documentMode' in document) || document.documentMode > 9) + ); +} + +/** + * (For old IE.) Replacement getter/setter for the `value` property that gets + * set on the active element. + */ +var newValueProp = { + get: function() { + return activeElementValueProp.get.call(this); + }, + set: function(val) { + // Cast to a string so we can do equality checks. + activeElementValue = '' + val; + activeElementValueProp.set.call(this, val); + } +}; + +/** + * (For old IE.) Starts tracking propertychange events on the passed-in element + * and override the value property so that we can distinguish user events from + * value changes in JS. + */ +function startWatchingForValueChange(target, targetID) { + activeElement = target; + activeElementID = targetID; + activeElementValue = target.value; + activeElementValueProp = Object.getOwnPropertyDescriptor( + target.constructor.prototype, + 'value' + ); + + Object.defineProperty(activeElement, 'value', newValueProp); + activeElement.attachEvent('onpropertychange', handlePropertyChange); +} + +/** + * (For old IE.) Removes the event listeners from the currently-tracked element, + * if any exists. + */ +function stopWatchingForValueChange() { + if (!activeElement) { + return; + } + + // delete restores the original property definition + delete activeElement.value; + activeElement.detachEvent('onpropertychange', handlePropertyChange); + + activeElement = null; + activeElementID = null; + activeElementValue = null; + activeElementValueProp = null; +} + +/** + * (For old IE.) Handles a propertychange event, sending a `change` event if + * the value of the active element has changed. + */ +function handlePropertyChange(nativeEvent) { + if (nativeEvent.propertyName !== 'value') { + return; + } + var value = nativeEvent.srcElement.value; + if (value === activeElementValue) { + return; + } + activeElementValue = value; + + manualDispatchChangeEvent(nativeEvent); +} + +/** + * If a `change` event should be fired, returns the target's ID. + */ +function getTargetIDForInputEvent( + topLevelType, + topLevelTarget, + topLevelTargetID) { + if (topLevelType === topLevelTypes.topInput) { + // In modern browsers (i.e., not IE8 or IE9), the input event is exactly + // what we want so fall through here and trigger an abstract event + return topLevelTargetID; + } +} + +// For IE8 and IE9. +function handleEventsForInputEventIE( + topLevelType, + topLevelTarget, + topLevelTargetID) { + if (topLevelType === topLevelTypes.topFocus) { + // In IE8, we can capture almost all .value changes by adding a + // propertychange handler and looking for events with propertyName + // equal to 'value' + // In IE9, propertychange fires for most input events but is buggy and + // doesn't fire when text is deleted, but conveniently, selectionchange + // appears to fire in all of the remaining cases so we catch those and + // forward the event if the value has changed + // In either case, we don't want to call the event handler if the value + // is changed from JS so we redefine a setter for `.value` that updates + // our activeElementValue variable, allowing us to ignore those changes + // + // stopWatching() should be a noop here but we call it just in case we + // missed a blur event somehow. + stopWatchingForValueChange(); + startWatchingForValueChange(topLevelTarget, topLevelTargetID); + } else if (topLevelType === topLevelTypes.topBlur) { + stopWatchingForValueChange(); + } +} + +// For IE8 and IE9. +function getTargetIDForInputEventIE( + topLevelType, + topLevelTarget, + topLevelTargetID) { + if (topLevelType === topLevelTypes.topSelectionChange || + topLevelType === topLevelTypes.topKeyUp || + topLevelType === topLevelTypes.topKeyDown) { + // On the selectionchange event, the target is just document which isn't + // helpful for us so just check activeElement instead. + // + // 99% of the time, keydown and keyup aren't necessary. IE8 fails to fire + // propertychange on the first input event after setting `value` from a + // script and fires only keydown, keypress, keyup. Catching keyup usually + // gets it and catching keydown lets us fire an event for the first + // keystroke if user does a key repeat (it'll be a little delayed: right + // before the second keystroke). Other input methods (e.g., paste) seem to + // fire selectionchange normally. + if (activeElement && activeElement.value !== activeElementValue) { + activeElementValue = activeElement.value; + return activeElementID; + } + } +} + + +/** + * SECTION: handle `click` event + */ +function shouldUseClickEvent(elem) { + // Use the `click` event to detect changes to checkbox and radio inputs. + // This approach works across all browsers, whereas `change` does not fire + // until `blur` in IE8. + return ( + elem.nodeName === 'INPUT' && + (elem.type === 'checkbox' || elem.type === 'radio') + ); +} + +function getTargetIDForClickEvent( + topLevelType, + topLevelTarget, + topLevelTargetID) { + if (topLevelType === topLevelTypes.topClick) { + return topLevelTargetID; + } +} + +/** + * This plugin creates an `onChange` event that normalizes change events + * across form elements. This event fires at a time when it's possible to + * change the element's value without seeing a flicker. + * + * Supported elements are: + * - input (see `isTextInputElement`) + * - textarea + * - select + */ +var ChangeEventPlugin = { + + eventTypes: eventTypes, + + /** + * @param {string} topLevelType Record from `EventConstants`. + * @param {DOMEventTarget} topLevelTarget The listening component root node. + * @param {string} topLevelTargetID ID of `topLevelTarget`. + * @param {object} nativeEvent Native browser event. + * @return {*} An accumulation of synthetic events. + * @see {EventPluginHub.extractEvents} + */ + extractEvents: function( + topLevelType, + topLevelTarget, + topLevelTargetID, + nativeEvent) { + + var getTargetIDFunc, handleEventFunc; + if (shouldUseChangeEvent(topLevelTarget)) { + if (doesChangeEventBubble) { + getTargetIDFunc = getTargetIDForChangeEvent; + } else { + handleEventFunc = handleEventsForChangeEventIE8; + } + } else if (isTextInputElement(topLevelTarget)) { + if (isInputEventSupported) { + getTargetIDFunc = getTargetIDForInputEvent; + } else { + getTargetIDFunc = getTargetIDForInputEventIE; + handleEventFunc = handleEventsForInputEventIE; + } + } else if (shouldUseClickEvent(topLevelTarget)) { + getTargetIDFunc = getTargetIDForClickEvent; + } + + if (getTargetIDFunc) { + var targetID = getTargetIDFunc( + topLevelType, + topLevelTarget, + topLevelTargetID + ); + if (targetID) { + var event = SyntheticEvent.getPooled( + eventTypes.change, + targetID, + nativeEvent + ); + EventPropagators.accumulateTwoPhaseDispatches(event); + return event; + } + } + + if (handleEventFunc) { + handleEventFunc( + topLevelType, + topLevelTarget, + topLevelTargetID + ); + } + } + +}; + +module.exports = ChangeEventPlugin; + +},{"./EventConstants":56,"./EventPluginHub":58,"./EventPropagators":61,"./ExecutionEnvironment":62,"./ReactUpdates":140,"./SyntheticEvent":149,"./isEventSupported":192,"./isTextInputElement":194,"./keyOf":198}],49:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ClientReactRootIndex + * @typechecks + */ + +'use strict'; + +var nextReactRootIndex = 0; + +var ClientReactRootIndex = { + createReactRootIndex: function() { + return nextReactRootIndex++; + } +}; + +module.exports = ClientReactRootIndex; + +},{}],50:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule DOMChildrenOperations + * @typechecks static-only + */ + +'use strict'; + +var Danger = require("./Danger"); +var ReactMultiChildUpdateTypes = require("./ReactMultiChildUpdateTypes"); + +var setTextContent = require("./setTextContent"); +var invariant = require("./invariant"); + +/** + * Inserts `childNode` as a child of `parentNode` at the `index`. + * + * @param {DOMElement} parentNode Parent node in which to insert. + * @param {DOMElement} childNode Child node to insert. + * @param {number} index Index at which to insert the child. + * @internal + */ +function insertChildAt(parentNode, childNode, index) { + // By exploiting arrays returning `undefined` for an undefined index, we can + // rely exclusively on `insertBefore(node, null)` instead of also using + // `appendChild(node)`. However, using `undefined` is not allowed by all + // browsers so we must replace it with `null`. + parentNode.insertBefore( + childNode, + parentNode.childNodes[index] || null + ); +} + +/** + * Operations for updating with DOM children. + */ +var DOMChildrenOperations = { + + dangerouslyReplaceNodeWithMarkup: Danger.dangerouslyReplaceNodeWithMarkup, + + updateTextContent: setTextContent, + + /** + * Updates a component's children by processing a series of updates. The + * update configurations are each expected to have a `parentNode` property. + * + * @param {array<object>} updates List of update configurations. + * @param {array<string>} markupList List of markup strings. + * @internal + */ + processUpdates: function(updates, markupList) { + var update; + // Mapping from parent IDs to initial child orderings. + var initialChildren = null; + // List of children that will be moved or removed. + var updatedChildren = null; + + for (var i = 0; i < updates.length; i++) { + update = updates[i]; + if (update.type === ReactMultiChildUpdateTypes.MOVE_EXISTING || + update.type === ReactMultiChildUpdateTypes.REMOVE_NODE) { + var updatedIndex = update.fromIndex; + var updatedChild = update.parentNode.childNodes[updatedIndex]; + var parentID = update.parentID; + + ("production" !== process.env.NODE_ENV ? invariant( + updatedChild, + 'processUpdates(): Unable to find child %s of element. This ' + + 'probably means the DOM was unexpectedly mutated (e.g., by the ' + + 'browser), usually due to forgetting a <tbody> when using tables, ' + + 'nesting tags like <form>, <p>, or <a>, or using non-SVG elements ' + + 'in an <svg> parent. Try inspecting the child nodes of the element ' + + 'with React ID `%s`.', + updatedIndex, + parentID + ) : invariant(updatedChild)); + + initialChildren = initialChildren || {}; + initialChildren[parentID] = initialChildren[parentID] || []; + initialChildren[parentID][updatedIndex] = updatedChild; + + updatedChildren = updatedChildren || []; + updatedChildren.push(updatedChild); + } + } + + var renderedMarkup = Danger.dangerouslyRenderMarkup(markupList); + + // Remove updated children first so that `toIndex` is consistent. + if (updatedChildren) { + for (var j = 0; j < updatedChildren.length; j++) { + updatedChildren[j].parentNode.removeChild(updatedChildren[j]); + } + } + + for (var k = 0; k < updates.length; k++) { + update = updates[k]; + switch (update.type) { + case ReactMultiChildUpdateTypes.INSERT_MARKUP: + insertChildAt( + update.parentNode, + renderedMarkup[update.markupIndex], + update.toIndex + ); + break; + case ReactMultiChildUpdateTypes.MOVE_EXISTING: + insertChildAt( + update.parentNode, + initialChildren[update.parentID][update.fromIndex], + update.toIndex + ); + break; + case ReactMultiChildUpdateTypes.TEXT_CONTENT: + setTextContent( + update.parentNode, + update.textContent + ); + break; + case ReactMultiChildUpdateTypes.REMOVE_NODE: + // Already removed by the for-loop above. + break; + } + } + } + +}; + +module.exports = DOMChildrenOperations; + +}).call(this,require('_process')) + +},{"./Danger":53,"./ReactMultiChildUpdateTypes":119,"./invariant":191,"./setTextContent":206,"_process":1}],51:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule DOMProperty + * @typechecks static-only + */ + +/*jslint bitwise: true */ + +'use strict'; + +var invariant = require("./invariant"); + +function checkMask(value, bitmask) { + return (value & bitmask) === bitmask; +} + +var DOMPropertyInjection = { + /** + * Mapping from normalized, camelcased property names to a configuration that + * specifies how the associated DOM property should be accessed or rendered. + */ + MUST_USE_ATTRIBUTE: 0x1, + MUST_USE_PROPERTY: 0x2, + HAS_SIDE_EFFECTS: 0x4, + HAS_BOOLEAN_VALUE: 0x8, + HAS_NUMERIC_VALUE: 0x10, + HAS_POSITIVE_NUMERIC_VALUE: 0x20 | 0x10, + HAS_OVERLOADED_BOOLEAN_VALUE: 0x40, + + /** + * Inject some specialized knowledge about the DOM. This takes a config object + * with the following properties: + * + * isCustomAttribute: function that given an attribute name will return true + * if it can be inserted into the DOM verbatim. Useful for data-* or aria-* + * attributes where it's impossible to enumerate all of the possible + * attribute names, + * + * Properties: object mapping DOM property name to one of the + * DOMPropertyInjection constants or null. If your attribute isn't in here, + * it won't get written to the DOM. + * + * DOMAttributeNames: object mapping React attribute name to the DOM + * attribute name. Attribute names not specified use the **lowercase** + * normalized name. + * + * DOMPropertyNames: similar to DOMAttributeNames but for DOM properties. + * Property names not specified use the normalized name. + * + * DOMMutationMethods: Properties that require special mutation methods. If + * `value` is undefined, the mutation method should unset the property. + * + * @param {object} domPropertyConfig the config as described above. + */ + injectDOMPropertyConfig: function(domPropertyConfig) { + var Properties = domPropertyConfig.Properties || {}; + var DOMAttributeNames = domPropertyConfig.DOMAttributeNames || {}; + var DOMPropertyNames = domPropertyConfig.DOMPropertyNames || {}; + var DOMMutationMethods = domPropertyConfig.DOMMutationMethods || {}; + + if (domPropertyConfig.isCustomAttribute) { + DOMProperty._isCustomAttributeFunctions.push( + domPropertyConfig.isCustomAttribute + ); + } + + for (var propName in Properties) { + ("production" !== process.env.NODE_ENV ? invariant( + !DOMProperty.isStandardName.hasOwnProperty(propName), + 'injectDOMPropertyConfig(...): You\'re trying to inject DOM property ' + + '\'%s\' which has already been injected. You may be accidentally ' + + 'injecting the same DOM property config twice, or you may be ' + + 'injecting two configs that have conflicting property names.', + propName + ) : invariant(!DOMProperty.isStandardName.hasOwnProperty(propName))); + + DOMProperty.isStandardName[propName] = true; + + var lowerCased = propName.toLowerCase(); + DOMProperty.getPossibleStandardName[lowerCased] = propName; + + if (DOMAttributeNames.hasOwnProperty(propName)) { + var attributeName = DOMAttributeNames[propName]; + DOMProperty.getPossibleStandardName[attributeName] = propName; + DOMProperty.getAttributeName[propName] = attributeName; + } else { + DOMProperty.getAttributeName[propName] = lowerCased; + } + + DOMProperty.getPropertyName[propName] = + DOMPropertyNames.hasOwnProperty(propName) ? + DOMPropertyNames[propName] : + propName; + + if (DOMMutationMethods.hasOwnProperty(propName)) { + DOMProperty.getMutationMethod[propName] = DOMMutationMethods[propName]; + } else { + DOMProperty.getMutationMethod[propName] = null; + } + + var propConfig = Properties[propName]; + DOMProperty.mustUseAttribute[propName] = + checkMask(propConfig, DOMPropertyInjection.MUST_USE_ATTRIBUTE); + DOMProperty.mustUseProperty[propName] = + checkMask(propConfig, DOMPropertyInjection.MUST_USE_PROPERTY); + DOMProperty.hasSideEffects[propName] = + checkMask(propConfig, DOMPropertyInjection.HAS_SIDE_EFFECTS); + DOMProperty.hasBooleanValue[propName] = + checkMask(propConfig, DOMPropertyInjection.HAS_BOOLEAN_VALUE); + DOMProperty.hasNumericValue[propName] = + checkMask(propConfig, DOMPropertyInjection.HAS_NUMERIC_VALUE); + DOMProperty.hasPositiveNumericValue[propName] = + checkMask(propConfig, DOMPropertyInjection.HAS_POSITIVE_NUMERIC_VALUE); + DOMProperty.hasOverloadedBooleanValue[propName] = + checkMask(propConfig, DOMPropertyInjection.HAS_OVERLOADED_BOOLEAN_VALUE); + + ("production" !== process.env.NODE_ENV ? invariant( + !DOMProperty.mustUseAttribute[propName] || + !DOMProperty.mustUseProperty[propName], + 'DOMProperty: Cannot require using both attribute and property: %s', + propName + ) : invariant(!DOMProperty.mustUseAttribute[propName] || + !DOMProperty.mustUseProperty[propName])); + ("production" !== process.env.NODE_ENV ? invariant( + DOMProperty.mustUseProperty[propName] || + !DOMProperty.hasSideEffects[propName], + 'DOMProperty: Properties that have side effects must use property: %s', + propName + ) : invariant(DOMProperty.mustUseProperty[propName] || + !DOMProperty.hasSideEffects[propName])); + ("production" !== process.env.NODE_ENV ? invariant( + !!DOMProperty.hasBooleanValue[propName] + + !!DOMProperty.hasNumericValue[propName] + + !!DOMProperty.hasOverloadedBooleanValue[propName] <= 1, + 'DOMProperty: Value can be one of boolean, overloaded boolean, or ' + + 'numeric value, but not a combination: %s', + propName + ) : invariant(!!DOMProperty.hasBooleanValue[propName] + + !!DOMProperty.hasNumericValue[propName] + + !!DOMProperty.hasOverloadedBooleanValue[propName] <= 1)); + } + } +}; +var defaultValueCache = {}; + +/** + * DOMProperty exports lookup objects that can be used like functions: + * + * > DOMProperty.isValid['id'] + * true + * > DOMProperty.isValid['foobar'] + * undefined + * + * Although this may be confusing, it performs better in general. + * + * @see http://jsperf.com/key-exists + * @see http://jsperf.com/key-missing + */ +var DOMProperty = { + + ID_ATTRIBUTE_NAME: 'data-reactid', + + /** + * Checks whether a property name is a standard property. + * @type {Object} + */ + isStandardName: {}, + + /** + * Mapping from lowercase property names to the properly cased version, used + * to warn in the case of missing properties. + * @type {Object} + */ + getPossibleStandardName: {}, + + /** + * Mapping from normalized names to attribute names that differ. Attribute + * names are used when rendering markup or with `*Attribute()`. + * @type {Object} + */ + getAttributeName: {}, + + /** + * Mapping from normalized names to properties on DOM node instances. + * (This includes properties that mutate due to external factors.) + * @type {Object} + */ + getPropertyName: {}, + + /** + * Mapping from normalized names to mutation methods. This will only exist if + * mutation cannot be set simply by the property or `setAttribute()`. + * @type {Object} + */ + getMutationMethod: {}, + + /** + * Whether the property must be accessed and mutated as an object property. + * @type {Object} + */ + mustUseAttribute: {}, + + /** + * Whether the property must be accessed and mutated using `*Attribute()`. + * (This includes anything that fails `<propName> in <element>`.) + * @type {Object} + */ + mustUseProperty: {}, + + /** + * Whether or not setting a value causes side effects such as triggering + * resources to be loaded or text selection changes. We must ensure that + * the value is only set if it has changed. + * @type {Object} + */ + hasSideEffects: {}, + + /** + * Whether the property should be removed when set to a falsey value. + * @type {Object} + */ + hasBooleanValue: {}, + + /** + * Whether the property must be numeric or parse as a + * numeric and should be removed when set to a falsey value. + * @type {Object} + */ + hasNumericValue: {}, + + /** + * Whether the property must be positive numeric or parse as a positive + * numeric and should be removed when set to a falsey value. + * @type {Object} + */ + hasPositiveNumericValue: {}, + + /** + * Whether the property can be used as a flag as well as with a value. Removed + * when strictly equal to false; present without a value when strictly equal + * to true; present with a value otherwise. + * @type {Object} + */ + hasOverloadedBooleanValue: {}, + + /** + * All of the isCustomAttribute() functions that have been injected. + */ + _isCustomAttributeFunctions: [], + + /** + * Checks whether a property name is a custom attribute. + * @method + */ + isCustomAttribute: function(attributeName) { + for (var i = 0; i < DOMProperty._isCustomAttributeFunctions.length; i++) { + var isCustomAttributeFn = DOMProperty._isCustomAttributeFunctions[i]; + if (isCustomAttributeFn(attributeName)) { + return true; + } + } + return false; + }, + + /** + * Returns the default property value for a DOM property (i.e., not an + * attribute). Most default values are '' or false, but not all. Worse yet, + * some (in particular, `type`) vary depending on the type of element. + * + * TODO: Is it better to grab all the possible properties when creating an + * element to avoid having to create the same element twice? + */ + getDefaultValueForProperty: function(nodeName, prop) { + var nodeDefaults = defaultValueCache[nodeName]; + var testElement; + if (!nodeDefaults) { + defaultValueCache[nodeName] = nodeDefaults = {}; + } + if (!(prop in nodeDefaults)) { + testElement = document.createElement(nodeName); + nodeDefaults[prop] = testElement[prop]; + } + return nodeDefaults[prop]; + }, + + injection: DOMPropertyInjection +}; + +module.exports = DOMProperty; + +}).call(this,require('_process')) + +},{"./invariant":191,"_process":1}],52:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule DOMPropertyOperations + * @typechecks static-only + */ + +'use strict'; + +var DOMProperty = require("./DOMProperty"); + +var quoteAttributeValueForBrowser = require("./quoteAttributeValueForBrowser"); +var warning = require("./warning"); + +function shouldIgnoreValue(name, value) { + return value == null || + (DOMProperty.hasBooleanValue[name] && !value) || + (DOMProperty.hasNumericValue[name] && isNaN(value)) || + (DOMProperty.hasPositiveNumericValue[name] && (value < 1)) || + (DOMProperty.hasOverloadedBooleanValue[name] && value === false); +} + +if ("production" !== process.env.NODE_ENV) { + var reactProps = { + children: true, + dangerouslySetInnerHTML: true, + key: true, + ref: true + }; + var warnedProperties = {}; + + var warnUnknownProperty = function(name) { + if (reactProps.hasOwnProperty(name) && reactProps[name] || + warnedProperties.hasOwnProperty(name) && warnedProperties[name]) { + return; + } + + warnedProperties[name] = true; + var lowerCasedName = name.toLowerCase(); + + // data-* attributes should be lowercase; suggest the lowercase version + var standardName = ( + DOMProperty.isCustomAttribute(lowerCasedName) ? + lowerCasedName : + DOMProperty.getPossibleStandardName.hasOwnProperty(lowerCasedName) ? + DOMProperty.getPossibleStandardName[lowerCasedName] : + null + ); + + // For now, only warn when we have a suggested correction. This prevents + // logging too much when using transferPropsTo. + ("production" !== process.env.NODE_ENV ? warning( + standardName == null, + 'Unknown DOM property %s. Did you mean %s?', + name, + standardName + ) : null); + + }; +} + +/** + * Operations for dealing with DOM properties. + */ +var DOMPropertyOperations = { + + /** + * Creates markup for the ID property. + * + * @param {string} id Unescaped ID. + * @return {string} Markup string. + */ + createMarkupForID: function(id) { + return DOMProperty.ID_ATTRIBUTE_NAME + '=' + + quoteAttributeValueForBrowser(id); + }, + + /** + * Creates markup for a property. + * + * @param {string} name + * @param {*} value + * @return {?string} Markup string, or null if the property was invalid. + */ + createMarkupForProperty: function(name, value) { + if (DOMProperty.isStandardName.hasOwnProperty(name) && + DOMProperty.isStandardName[name]) { + if (shouldIgnoreValue(name, value)) { + return ''; + } + var attributeName = DOMProperty.getAttributeName[name]; + if (DOMProperty.hasBooleanValue[name] || + (DOMProperty.hasOverloadedBooleanValue[name] && value === true)) { + return attributeName; + } + return attributeName + '=' + quoteAttributeValueForBrowser(value); + } else if (DOMProperty.isCustomAttribute(name)) { + if (value == null) { + return ''; + } + return name + '=' + quoteAttributeValueForBrowser(value); + } else if ("production" !== process.env.NODE_ENV) { + warnUnknownProperty(name); + } + return null; + }, + + /** + * Sets the value for a property on a node. + * + * @param {DOMElement} node + * @param {string} name + * @param {*} value + */ + setValueForProperty: function(node, name, value) { + if (DOMProperty.isStandardName.hasOwnProperty(name) && + DOMProperty.isStandardName[name]) { + var mutationMethod = DOMProperty.getMutationMethod[name]; + if (mutationMethod) { + mutationMethod(node, value); + } else if (shouldIgnoreValue(name, value)) { + this.deleteValueForProperty(node, name); + } else if (DOMProperty.mustUseAttribute[name]) { + // `setAttribute` with objects becomes only `[object]` in IE8/9, + // ('' + value) makes it output the correct toString()-value. + node.setAttribute(DOMProperty.getAttributeName[name], '' + value); + } else { + var propName = DOMProperty.getPropertyName[name]; + // Must explicitly cast values for HAS_SIDE_EFFECTS-properties to the + // property type before comparing; only `value` does and is string. + if (!DOMProperty.hasSideEffects[name] || + ('' + node[propName]) !== ('' + value)) { + // Contrary to `setAttribute`, object properties are properly + // `toString`ed by IE8/9. + node[propName] = value; + } + } + } else if (DOMProperty.isCustomAttribute(name)) { + if (value == null) { + node.removeAttribute(name); + } else { + node.setAttribute(name, '' + value); + } + } else if ("production" !== process.env.NODE_ENV) { + warnUnknownProperty(name); + } + }, + + /** + * Deletes the value for a property on a node. + * + * @param {DOMElement} node + * @param {string} name + */ + deleteValueForProperty: function(node, name) { + if (DOMProperty.isStandardName.hasOwnProperty(name) && + DOMProperty.isStandardName[name]) { + var mutationMethod = DOMProperty.getMutationMethod[name]; + if (mutationMethod) { + mutationMethod(node, undefined); + } else if (DOMProperty.mustUseAttribute[name]) { + node.removeAttribute(DOMProperty.getAttributeName[name]); + } else { + var propName = DOMProperty.getPropertyName[name]; + var defaultValue = DOMProperty.getDefaultValueForProperty( + node.nodeName, + propName + ); + if (!DOMProperty.hasSideEffects[name] || + ('' + node[propName]) !== defaultValue) { + node[propName] = defaultValue; + } + } + } else if (DOMProperty.isCustomAttribute(name)) { + node.removeAttribute(name); + } else if ("production" !== process.env.NODE_ENV) { + warnUnknownProperty(name); + } + } + +}; + +module.exports = DOMPropertyOperations; + +}).call(this,require('_process')) + +},{"./DOMProperty":51,"./quoteAttributeValueForBrowser":204,"./warning":212,"_process":1}],53:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule Danger + * @typechecks static-only + */ + +/*jslint evil: true, sub: true */ + +'use strict'; + +var ExecutionEnvironment = require("./ExecutionEnvironment"); + +var createNodesFromMarkup = require("./createNodesFromMarkup"); +var emptyFunction = require("./emptyFunction"); +var getMarkupWrap = require("./getMarkupWrap"); +var invariant = require("./invariant"); + +var OPEN_TAG_NAME_EXP = /^(<[^ \/>]+)/; +var RESULT_INDEX_ATTR = 'data-danger-index'; + +/** + * Extracts the `nodeName` from a string of markup. + * + * NOTE: Extracting the `nodeName` does not require a regular expression match + * because we make assumptions about React-generated markup (i.e. there are no + * spaces surrounding the opening tag and there is at least one attribute). + * + * @param {string} markup String of markup. + * @return {string} Node name of the supplied markup. + * @see http://jsperf.com/extract-nodename + */ +function getNodeName(markup) { + return markup.substring(1, markup.indexOf(' ')); +} + +var Danger = { + + /** + * Renders markup into an array of nodes. The markup is expected to render + * into a list of root nodes. Also, the length of `resultList` and + * `markupList` should be the same. + * + * @param {array<string>} markupList List of markup strings to render. + * @return {array<DOMElement>} List of rendered nodes. + * @internal + */ + dangerouslyRenderMarkup: function(markupList) { + ("production" !== process.env.NODE_ENV ? invariant( + ExecutionEnvironment.canUseDOM, + 'dangerouslyRenderMarkup(...): Cannot render markup in a worker ' + + 'thread. Make sure `window` and `document` are available globally ' + + 'before requiring React when unit testing or use ' + + 'React.renderToString for server rendering.' + ) : invariant(ExecutionEnvironment.canUseDOM)); + var nodeName; + var markupByNodeName = {}; + // Group markup by `nodeName` if a wrap is necessary, else by '*'. + for (var i = 0; i < markupList.length; i++) { + ("production" !== process.env.NODE_ENV ? invariant( + markupList[i], + 'dangerouslyRenderMarkup(...): Missing markup.' + ) : invariant(markupList[i])); + nodeName = getNodeName(markupList[i]); + nodeName = getMarkupWrap(nodeName) ? nodeName : '*'; + markupByNodeName[nodeName] = markupByNodeName[nodeName] || []; + markupByNodeName[nodeName][i] = markupList[i]; + } + var resultList = []; + var resultListAssignmentCount = 0; + for (nodeName in markupByNodeName) { + if (!markupByNodeName.hasOwnProperty(nodeName)) { + continue; + } + var markupListByNodeName = markupByNodeName[nodeName]; + + // This for-in loop skips the holes of the sparse array. The order of + // iteration should follow the order of assignment, which happens to match + // numerical index order, but we don't rely on that. + var resultIndex; + for (resultIndex in markupListByNodeName) { + if (markupListByNodeName.hasOwnProperty(resultIndex)) { + var markup = markupListByNodeName[resultIndex]; + + // Push the requested markup with an additional RESULT_INDEX_ATTR + // attribute. If the markup does not start with a < character, it + // will be discarded below (with an appropriate console.error). + markupListByNodeName[resultIndex] = markup.replace( + OPEN_TAG_NAME_EXP, + // This index will be parsed back out below. + '$1 ' + RESULT_INDEX_ATTR + '="' + resultIndex + '" ' + ); + } + } + + // Render each group of markup with similar wrapping `nodeName`. + var renderNodes = createNodesFromMarkup( + markupListByNodeName.join(''), + emptyFunction // Do nothing special with <script> tags. + ); + + for (var j = 0; j < renderNodes.length; ++j) { + var renderNode = renderNodes[j]; + if (renderNode.hasAttribute && + renderNode.hasAttribute(RESULT_INDEX_ATTR)) { + + resultIndex = +renderNode.getAttribute(RESULT_INDEX_ATTR); + renderNode.removeAttribute(RESULT_INDEX_ATTR); + + ("production" !== process.env.NODE_ENV ? invariant( + !resultList.hasOwnProperty(resultIndex), + 'Danger: Assigning to an already-occupied result index.' + ) : invariant(!resultList.hasOwnProperty(resultIndex))); + + resultList[resultIndex] = renderNode; + + // This should match resultList.length and markupList.length when + // we're done. + resultListAssignmentCount += 1; + + } else if ("production" !== process.env.NODE_ENV) { + console.error( + 'Danger: Discarding unexpected node:', + renderNode + ); + } + } + } + + // Although resultList was populated out of order, it should now be a dense + // array. + ("production" !== process.env.NODE_ENV ? invariant( + resultListAssignmentCount === resultList.length, + 'Danger: Did not assign to every index of resultList.' + ) : invariant(resultListAssignmentCount === resultList.length)); + + ("production" !== process.env.NODE_ENV ? invariant( + resultList.length === markupList.length, + 'Danger: Expected markup to render %s nodes, but rendered %s.', + markupList.length, + resultList.length + ) : invariant(resultList.length === markupList.length)); + + return resultList; + }, + + /** + * Replaces a node with a string of markup at its current position within its + * parent. The markup must render into a single root node. + * + * @param {DOMElement} oldChild Child node to replace. + * @param {string} markup Markup to render in place of the child node. + * @internal + */ + dangerouslyReplaceNodeWithMarkup: function(oldChild, markup) { + ("production" !== process.env.NODE_ENV ? invariant( + ExecutionEnvironment.canUseDOM, + 'dangerouslyReplaceNodeWithMarkup(...): Cannot render markup in a ' + + 'worker thread. Make sure `window` and `document` are available ' + + 'globally before requiring React when unit testing or use ' + + 'React.renderToString for server rendering.' + ) : invariant(ExecutionEnvironment.canUseDOM)); + ("production" !== process.env.NODE_ENV ? invariant(markup, 'dangerouslyReplaceNodeWithMarkup(...): Missing markup.') : invariant(markup)); + ("production" !== process.env.NODE_ENV ? invariant( + oldChild.tagName.toLowerCase() !== 'html', + 'dangerouslyReplaceNodeWithMarkup(...): Cannot replace markup of the ' + + '<html> node. This is because browser quirks make this unreliable ' + + 'and/or slow. If you want to render to the root you must use ' + + 'server rendering. See React.renderToString().' + ) : invariant(oldChild.tagName.toLowerCase() !== 'html')); + + var newChild = createNodesFromMarkup(markup, emptyFunction)[0]; + oldChild.parentNode.replaceChild(newChild, oldChild); + } + +}; + +module.exports = Danger; + +}).call(this,require('_process')) + +},{"./ExecutionEnvironment":62,"./createNodesFromMarkup":167,"./emptyFunction":170,"./getMarkupWrap":183,"./invariant":191,"_process":1}],54:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule DefaultEventPluginOrder + */ + +'use strict'; + +var keyOf = require("./keyOf"); + +/** + * Module that is injectable into `EventPluginHub`, that specifies a + * deterministic ordering of `EventPlugin`s. A convenient way to reason about + * plugins, without having to package every one of them. This is better than + * having plugins be ordered in the same order that they are injected because + * that ordering would be influenced by the packaging order. + * `ResponderEventPlugin` must occur before `SimpleEventPlugin` so that + * preventing default on events is convenient in `SimpleEventPlugin` handlers. + */ +var DefaultEventPluginOrder = [ + keyOf({ResponderEventPlugin: null}), + keyOf({SimpleEventPlugin: null}), + keyOf({TapEventPlugin: null}), + keyOf({EnterLeaveEventPlugin: null}), + keyOf({ChangeEventPlugin: null}), + keyOf({SelectEventPlugin: null}), + keyOf({BeforeInputEventPlugin: null}), + keyOf({AnalyticsEventPlugin: null}), + keyOf({MobileSafariClickEventPlugin: null}) +]; + +module.exports = DefaultEventPluginOrder; + +},{"./keyOf":198}],55:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule EnterLeaveEventPlugin + * @typechecks static-only + */ + +'use strict'; + +var EventConstants = require("./EventConstants"); +var EventPropagators = require("./EventPropagators"); +var SyntheticMouseEvent = require("./SyntheticMouseEvent"); + +var ReactMount = require("./ReactMount"); +var keyOf = require("./keyOf"); + +var topLevelTypes = EventConstants.topLevelTypes; +var getFirstReactDOM = ReactMount.getFirstReactDOM; + +var eventTypes = { + mouseEnter: { + registrationName: keyOf({onMouseEnter: null}), + dependencies: [ + topLevelTypes.topMouseOut, + topLevelTypes.topMouseOver + ] + }, + mouseLeave: { + registrationName: keyOf({onMouseLeave: null}), + dependencies: [ + topLevelTypes.topMouseOut, + topLevelTypes.topMouseOver + ] + } +}; + +var extractedEvents = [null, null]; + +var EnterLeaveEventPlugin = { + + eventTypes: eventTypes, + + /** + * For almost every interaction we care about, there will be both a top-level + * `mouseover` and `mouseout` event that occurs. Only use `mouseout` so that + * we do not extract duplicate events. However, moving the mouse into the + * browser from outside will not fire a `mouseout` event. In this case, we use + * the `mouseover` top-level event. + * + * @param {string} topLevelType Record from `EventConstants`. + * @param {DOMEventTarget} topLevelTarget The listening component root node. + * @param {string} topLevelTargetID ID of `topLevelTarget`. + * @param {object} nativeEvent Native browser event. + * @return {*} An accumulation of synthetic events. + * @see {EventPluginHub.extractEvents} + */ + extractEvents: function( + topLevelType, + topLevelTarget, + topLevelTargetID, + nativeEvent) { + if (topLevelType === topLevelTypes.topMouseOver && + (nativeEvent.relatedTarget || nativeEvent.fromElement)) { + return null; + } + if (topLevelType !== topLevelTypes.topMouseOut && + topLevelType !== topLevelTypes.topMouseOver) { + // Must not be a mouse in or mouse out - ignoring. + return null; + } + + var win; + if (topLevelTarget.window === topLevelTarget) { + // `topLevelTarget` is probably a window object. + win = topLevelTarget; + } else { + // TODO: Figure out why `ownerDocument` is sometimes undefined in IE8. + var doc = topLevelTarget.ownerDocument; + if (doc) { + win = doc.defaultView || doc.parentWindow; + } else { + win = window; + } + } + + var from, to; + if (topLevelType === topLevelTypes.topMouseOut) { + from = topLevelTarget; + to = + getFirstReactDOM(nativeEvent.relatedTarget || nativeEvent.toElement) || + win; + } else { + from = win; + to = topLevelTarget; + } + + if (from === to) { + // Nothing pertains to our managed components. + return null; + } + + var fromID = from ? ReactMount.getID(from) : ''; + var toID = to ? ReactMount.getID(to) : ''; + + var leave = SyntheticMouseEvent.getPooled( + eventTypes.mouseLeave, + fromID, + nativeEvent + ); + leave.type = 'mouseleave'; + leave.target = from; + leave.relatedTarget = to; + + var enter = SyntheticMouseEvent.getPooled( + eventTypes.mouseEnter, + toID, + nativeEvent + ); + enter.type = 'mouseenter'; + enter.target = to; + enter.relatedTarget = from; + + EventPropagators.accumulateEnterLeaveDispatches(leave, enter, fromID, toID); + + extractedEvents[0] = leave; + extractedEvents[1] = enter; + + return extractedEvents; + } + +}; + +module.exports = EnterLeaveEventPlugin; + +},{"./EventConstants":56,"./EventPropagators":61,"./ReactMount":117,"./SyntheticMouseEvent":153,"./keyOf":198}],56:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule EventConstants + */ + +'use strict'; + +var keyMirror = require("./keyMirror"); + +var PropagationPhases = keyMirror({bubbled: null, captured: null}); + +/** + * Types of raw signals from the browser caught at the top level. + */ +var topLevelTypes = keyMirror({ + topBlur: null, + topChange: null, + topClick: null, + topCompositionEnd: null, + topCompositionStart: null, + topCompositionUpdate: null, + topContextMenu: null, + topCopy: null, + topCut: null, + topDoubleClick: null, + topDrag: null, + topDragEnd: null, + topDragEnter: null, + topDragExit: null, + topDragLeave: null, + topDragOver: null, + topDragStart: null, + topDrop: null, + topError: null, + topFocus: null, + topInput: null, + topKeyDown: null, + topKeyPress: null, + topKeyUp: null, + topLoad: null, + topMouseDown: null, + topMouseMove: null, + topMouseOut: null, + topMouseOver: null, + topMouseUp: null, + topPaste: null, + topReset: null, + topScroll: null, + topSelectionChange: null, + topSubmit: null, + topTextInput: null, + topTouchCancel: null, + topTouchEnd: null, + topTouchMove: null, + topTouchStart: null, + topWheel: null +}); + +var EventConstants = { + topLevelTypes: topLevelTypes, + PropagationPhases: PropagationPhases +}; + +module.exports = EventConstants; + +},{"./keyMirror":197}],57:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + * @providesModule EventListener + * @typechecks + */ + +var emptyFunction = require("./emptyFunction"); + +/** + * Upstream version of event listener. Does not take into account specific + * nature of platform. + */ +var EventListener = { + /** + * Listen to DOM events during the bubble phase. + * + * @param {DOMEventTarget} target DOM element to register listener on. + * @param {string} eventType Event type, e.g. 'click' or 'mouseover'. + * @param {function} callback Callback function. + * @return {object} Object with a `remove` method. + */ + listen: function(target, eventType, callback) { + if (target.addEventListener) { + target.addEventListener(eventType, callback, false); + return { + remove: function() { + target.removeEventListener(eventType, callback, false); + } + }; + } else if (target.attachEvent) { + target.attachEvent('on' + eventType, callback); + return { + remove: function() { + target.detachEvent('on' + eventType, callback); + } + }; + } + }, + + /** + * Listen to DOM events during the capture phase. + * + * @param {DOMEventTarget} target DOM element to register listener on. + * @param {string} eventType Event type, e.g. 'click' or 'mouseover'. + * @param {function} callback Callback function. + * @return {object} Object with a `remove` method. + */ + capture: function(target, eventType, callback) { + if (!target.addEventListener) { + if ("production" !== process.env.NODE_ENV) { + console.error( + 'Attempted to listen to events during the capture phase on a ' + + 'browser that does not support the capture phase. Your application ' + + 'will not receive some events.' + ); + } + return { + remove: emptyFunction + }; + } else { + target.addEventListener(eventType, callback, true); + return { + remove: function() { + target.removeEventListener(eventType, callback, true); + } + }; + } + }, + + registerDefault: function() {} +}; + +module.exports = EventListener; + +}).call(this,require('_process')) + +},{"./emptyFunction":170,"_process":1}],58:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule EventPluginHub + */ + +'use strict'; + +var EventPluginRegistry = require("./EventPluginRegistry"); +var EventPluginUtils = require("./EventPluginUtils"); + +var accumulateInto = require("./accumulateInto"); +var forEachAccumulated = require("./forEachAccumulated"); +var invariant = require("./invariant"); + +/** + * Internal store for event listeners + */ +var listenerBank = {}; + +/** + * Internal queue of events that have accumulated their dispatches and are + * waiting to have their dispatches executed. + */ +var eventQueue = null; + +/** + * Dispatches an event and releases it back into the pool, unless persistent. + * + * @param {?object} event Synthetic event to be dispatched. + * @private + */ +var executeDispatchesAndRelease = function(event) { + if (event) { + var executeDispatch = EventPluginUtils.executeDispatch; + // Plugins can provide custom behavior when dispatching events. + var PluginModule = EventPluginRegistry.getPluginModuleForEvent(event); + if (PluginModule && PluginModule.executeDispatch) { + executeDispatch = PluginModule.executeDispatch; + } + EventPluginUtils.executeDispatchesInOrder(event, executeDispatch); + + if (!event.isPersistent()) { + event.constructor.release(event); + } + } +}; + +/** + * - `InstanceHandle`: [required] Module that performs logical traversals of DOM + * hierarchy given ids of the logical DOM elements involved. + */ +var InstanceHandle = null; + +function validateInstanceHandle() { + var valid = + InstanceHandle && + InstanceHandle.traverseTwoPhase && + InstanceHandle.traverseEnterLeave; + ("production" !== process.env.NODE_ENV ? invariant( + valid, + 'InstanceHandle not injected before use!' + ) : invariant(valid)); +} + +/** + * This is a unified interface for event plugins to be installed and configured. + * + * Event plugins can implement the following properties: + * + * `extractEvents` {function(string, DOMEventTarget, string, object): *} + * Required. When a top-level event is fired, this method is expected to + * extract synthetic events that will in turn be queued and dispatched. + * + * `eventTypes` {object} + * Optional, plugins that fire events must publish a mapping of registration + * names that are used to register listeners. Values of this mapping must + * be objects that contain `registrationName` or `phasedRegistrationNames`. + * + * `executeDispatch` {function(object, function, string)} + * Optional, allows plugins to override how an event gets dispatched. By + * default, the listener is simply invoked. + * + * Each plugin that is injected into `EventsPluginHub` is immediately operable. + * + * @public + */ +var EventPluginHub = { + + /** + * Methods for injecting dependencies. + */ + injection: { + + /** + * @param {object} InjectedMount + * @public + */ + injectMount: EventPluginUtils.injection.injectMount, + + /** + * @param {object} InjectedInstanceHandle + * @public + */ + injectInstanceHandle: function(InjectedInstanceHandle) { + InstanceHandle = InjectedInstanceHandle; + if ("production" !== process.env.NODE_ENV) { + validateInstanceHandle(); + } + }, + + getInstanceHandle: function() { + if ("production" !== process.env.NODE_ENV) { + validateInstanceHandle(); + } + return InstanceHandle; + }, + + /** + * @param {array} InjectedEventPluginOrder + * @public + */ + injectEventPluginOrder: EventPluginRegistry.injectEventPluginOrder, + + /** + * @param {object} injectedNamesToPlugins Map from names to plugin modules. + */ + injectEventPluginsByName: EventPluginRegistry.injectEventPluginsByName + + }, + + eventNameDispatchConfigs: EventPluginRegistry.eventNameDispatchConfigs, + + registrationNameModules: EventPluginRegistry.registrationNameModules, + + /** + * Stores `listener` at `listenerBank[registrationName][id]`. Is idempotent. + * + * @param {string} id ID of the DOM element. + * @param {string} registrationName Name of listener (e.g. `onClick`). + * @param {?function} listener The callback to store. + */ + putListener: function(id, registrationName, listener) { + ("production" !== process.env.NODE_ENV ? invariant( + !listener || typeof listener === 'function', + 'Expected %s listener to be a function, instead got type %s', + registrationName, typeof listener + ) : invariant(!listener || typeof listener === 'function')); + + var bankForRegistrationName = + listenerBank[registrationName] || (listenerBank[registrationName] = {}); + bankForRegistrationName[id] = listener; + }, + + /** + * @param {string} id ID of the DOM element. + * @param {string} registrationName Name of listener (e.g. `onClick`). + * @return {?function} The stored callback. + */ + getListener: function(id, registrationName) { + var bankForRegistrationName = listenerBank[registrationName]; + return bankForRegistrationName && bankForRegistrationName[id]; + }, + + /** + * Deletes a listener from the registration bank. + * + * @param {string} id ID of the DOM element. + * @param {string} registrationName Name of listener (e.g. `onClick`). + */ + deleteListener: function(id, registrationName) { + var bankForRegistrationName = listenerBank[registrationName]; + if (bankForRegistrationName) { + delete bankForRegistrationName[id]; + } + }, + + /** + * Deletes all listeners for the DOM element with the supplied ID. + * + * @param {string} id ID of the DOM element. + */ + deleteAllListeners: function(id) { + for (var registrationName in listenerBank) { + delete listenerBank[registrationName][id]; + } + }, + + /** + * Allows registered plugins an opportunity to extract events from top-level + * native browser events. + * + * @param {string} topLevelType Record from `EventConstants`. + * @param {DOMEventTarget} topLevelTarget The listening component root node. + * @param {string} topLevelTargetID ID of `topLevelTarget`. + * @param {object} nativeEvent Native browser event. + * @return {*} An accumulation of synthetic events. + * @internal + */ + extractEvents: function( + topLevelType, + topLevelTarget, + topLevelTargetID, + nativeEvent) { + var events; + var plugins = EventPluginRegistry.plugins; + for (var i = 0, l = plugins.length; i < l; i++) { + // Not every plugin in the ordering may be loaded at runtime. + var possiblePlugin = plugins[i]; + if (possiblePlugin) { + var extractedEvents = possiblePlugin.extractEvents( + topLevelType, + topLevelTarget, + topLevelTargetID, + nativeEvent + ); + if (extractedEvents) { + events = accumulateInto(events, extractedEvents); + } + } + } + return events; + }, + + /** + * Enqueues a synthetic event that should be dispatched when + * `processEventQueue` is invoked. + * + * @param {*} events An accumulation of synthetic events. + * @internal + */ + enqueueEvents: function(events) { + if (events) { + eventQueue = accumulateInto(eventQueue, events); + } + }, + + /** + * Dispatches all synthetic events on the event queue. + * + * @internal + */ + processEventQueue: function() { + // Set `eventQueue` to null before processing it so that we can tell if more + // events get enqueued while processing. + var processingEventQueue = eventQueue; + eventQueue = null; + forEachAccumulated(processingEventQueue, executeDispatchesAndRelease); + ("production" !== process.env.NODE_ENV ? invariant( + !eventQueue, + 'processEventQueue(): Additional events were enqueued while processing ' + + 'an event queue. Support for this has not yet been implemented.' + ) : invariant(!eventQueue)); + }, + + /** + * These are needed for tests only. Do not use! + */ + __purge: function() { + listenerBank = {}; + }, + + __getListenerBank: function() { + return listenerBank; + } + +}; + +module.exports = EventPluginHub; + +}).call(this,require('_process')) + +},{"./EventPluginRegistry":59,"./EventPluginUtils":60,"./accumulateInto":159,"./forEachAccumulated":176,"./invariant":191,"_process":1}],59:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule EventPluginRegistry + * @typechecks static-only + */ + +'use strict'; + +var invariant = require("./invariant"); + +/** + * Injectable ordering of event plugins. + */ +var EventPluginOrder = null; + +/** + * Injectable mapping from names to event plugin modules. + */ +var namesToPlugins = {}; + +/** + * Recomputes the plugin list using the injected plugins and plugin ordering. + * + * @private + */ +function recomputePluginOrdering() { + if (!EventPluginOrder) { + // Wait until an `EventPluginOrder` is injected. + return; + } + for (var pluginName in namesToPlugins) { + var PluginModule = namesToPlugins[pluginName]; + var pluginIndex = EventPluginOrder.indexOf(pluginName); + ("production" !== process.env.NODE_ENV ? invariant( + pluginIndex > -1, + 'EventPluginRegistry: Cannot inject event plugins that do not exist in ' + + 'the plugin ordering, `%s`.', + pluginName + ) : invariant(pluginIndex > -1)); + if (EventPluginRegistry.plugins[pluginIndex]) { + continue; + } + ("production" !== process.env.NODE_ENV ? invariant( + PluginModule.extractEvents, + 'EventPluginRegistry: Event plugins must implement an `extractEvents` ' + + 'method, but `%s` does not.', + pluginName + ) : invariant(PluginModule.extractEvents)); + EventPluginRegistry.plugins[pluginIndex] = PluginModule; + var publishedEvents = PluginModule.eventTypes; + for (var eventName in publishedEvents) { + ("production" !== process.env.NODE_ENV ? invariant( + publishEventForPlugin( + publishedEvents[eventName], + PluginModule, + eventName + ), + 'EventPluginRegistry: Failed to publish event `%s` for plugin `%s`.', + eventName, + pluginName + ) : invariant(publishEventForPlugin( + publishedEvents[eventName], + PluginModule, + eventName + ))); + } + } +} + +/** + * Publishes an event so that it can be dispatched by the supplied plugin. + * + * @param {object} dispatchConfig Dispatch configuration for the event. + * @param {object} PluginModule Plugin publishing the event. + * @return {boolean} True if the event was successfully published. + * @private + */ +function publishEventForPlugin(dispatchConfig, PluginModule, eventName) { + ("production" !== process.env.NODE_ENV ? invariant( + !EventPluginRegistry.eventNameDispatchConfigs.hasOwnProperty(eventName), + 'EventPluginHub: More than one plugin attempted to publish the same ' + + 'event name, `%s`.', + eventName + ) : invariant(!EventPluginRegistry.eventNameDispatchConfigs.hasOwnProperty(eventName))); + EventPluginRegistry.eventNameDispatchConfigs[eventName] = dispatchConfig; + + var phasedRegistrationNames = dispatchConfig.phasedRegistrationNames; + if (phasedRegistrationNames) { + for (var phaseName in phasedRegistrationNames) { + if (phasedRegistrationNames.hasOwnProperty(phaseName)) { + var phasedRegistrationName = phasedRegistrationNames[phaseName]; + publishRegistrationName( + phasedRegistrationName, + PluginModule, + eventName + ); + } + } + return true; + } else if (dispatchConfig.registrationName) { + publishRegistrationName( + dispatchConfig.registrationName, + PluginModule, + eventName + ); + return true; + } + return false; +} + +/** + * Publishes a registration name that is used to identify dispatched events and + * can be used with `EventPluginHub.putListener` to register listeners. + * + * @param {string} registrationName Registration name to add. + * @param {object} PluginModule Plugin publishing the event. + * @private + */ +function publishRegistrationName(registrationName, PluginModule, eventName) { + ("production" !== process.env.NODE_ENV ? invariant( + !EventPluginRegistry.registrationNameModules[registrationName], + 'EventPluginHub: More than one plugin attempted to publish the same ' + + 'registration name, `%s`.', + registrationName + ) : invariant(!EventPluginRegistry.registrationNameModules[registrationName])); + EventPluginRegistry.registrationNameModules[registrationName] = PluginModule; + EventPluginRegistry.registrationNameDependencies[registrationName] = + PluginModule.eventTypes[eventName].dependencies; +} + +/** + * Registers plugins so that they can extract and dispatch events. + * + * @see {EventPluginHub} + */ +var EventPluginRegistry = { + + /** + * Ordered list of injected plugins. + */ + plugins: [], + + /** + * Mapping from event name to dispatch config + */ + eventNameDispatchConfigs: {}, + + /** + * Mapping from registration name to plugin module + */ + registrationNameModules: {}, + + /** + * Mapping from registration name to event name + */ + registrationNameDependencies: {}, + + /** + * Injects an ordering of plugins (by plugin name). This allows the ordering + * to be decoupled from injection of the actual plugins so that ordering is + * always deterministic regardless of packaging, on-the-fly injection, etc. + * + * @param {array} InjectedEventPluginOrder + * @internal + * @see {EventPluginHub.injection.injectEventPluginOrder} + */ + injectEventPluginOrder: function(InjectedEventPluginOrder) { + ("production" !== process.env.NODE_ENV ? invariant( + !EventPluginOrder, + 'EventPluginRegistry: Cannot inject event plugin ordering more than ' + + 'once. You are likely trying to load more than one copy of React.' + ) : invariant(!EventPluginOrder)); + // Clone the ordering so it cannot be dynamically mutated. + EventPluginOrder = Array.prototype.slice.call(InjectedEventPluginOrder); + recomputePluginOrdering(); + }, + + /** + * Injects plugins to be used by `EventPluginHub`. The plugin names must be + * in the ordering injected by `injectEventPluginOrder`. + * + * Plugins can be injected as part of page initialization or on-the-fly. + * + * @param {object} injectedNamesToPlugins Map from names to plugin modules. + * @internal + * @see {EventPluginHub.injection.injectEventPluginsByName} + */ + injectEventPluginsByName: function(injectedNamesToPlugins) { + var isOrderingDirty = false; + for (var pluginName in injectedNamesToPlugins) { + if (!injectedNamesToPlugins.hasOwnProperty(pluginName)) { + continue; + } + var PluginModule = injectedNamesToPlugins[pluginName]; + if (!namesToPlugins.hasOwnProperty(pluginName) || + namesToPlugins[pluginName] !== PluginModule) { + ("production" !== process.env.NODE_ENV ? invariant( + !namesToPlugins[pluginName], + 'EventPluginRegistry: Cannot inject two different event plugins ' + + 'using the same name, `%s`.', + pluginName + ) : invariant(!namesToPlugins[pluginName])); + namesToPlugins[pluginName] = PluginModule; + isOrderingDirty = true; + } + } + if (isOrderingDirty) { + recomputePluginOrdering(); + } + }, + + /** + * Looks up the plugin for the supplied event. + * + * @param {object} event A synthetic event. + * @return {?object} The plugin that created the supplied event. + * @internal + */ + getPluginModuleForEvent: function(event) { + var dispatchConfig = event.dispatchConfig; + if (dispatchConfig.registrationName) { + return EventPluginRegistry.registrationNameModules[ + dispatchConfig.registrationName + ] || null; + } + for (var phase in dispatchConfig.phasedRegistrationNames) { + if (!dispatchConfig.phasedRegistrationNames.hasOwnProperty(phase)) { + continue; + } + var PluginModule = EventPluginRegistry.registrationNameModules[ + dispatchConfig.phasedRegistrationNames[phase] + ]; + if (PluginModule) { + return PluginModule; + } + } + return null; + }, + + /** + * Exposed for unit testing. + * @private + */ + _resetEventPlugins: function() { + EventPluginOrder = null; + for (var pluginName in namesToPlugins) { + if (namesToPlugins.hasOwnProperty(pluginName)) { + delete namesToPlugins[pluginName]; + } + } + EventPluginRegistry.plugins.length = 0; + + var eventNameDispatchConfigs = EventPluginRegistry.eventNameDispatchConfigs; + for (var eventName in eventNameDispatchConfigs) { + if (eventNameDispatchConfigs.hasOwnProperty(eventName)) { + delete eventNameDispatchConfigs[eventName]; + } + } + + var registrationNameModules = EventPluginRegistry.registrationNameModules; + for (var registrationName in registrationNameModules) { + if (registrationNameModules.hasOwnProperty(registrationName)) { + delete registrationNameModules[registrationName]; + } + } + } + +}; + +module.exports = EventPluginRegistry; + +}).call(this,require('_process')) + +},{"./invariant":191,"_process":1}],60:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule EventPluginUtils + */ + +'use strict'; + +var EventConstants = require("./EventConstants"); + +var invariant = require("./invariant"); + +/** + * Injected dependencies: + */ + +/** + * - `Mount`: [required] Module that can convert between React dom IDs and + * actual node references. + */ +var injection = { + Mount: null, + injectMount: function(InjectedMount) { + injection.Mount = InjectedMount; + if ("production" !== process.env.NODE_ENV) { + ("production" !== process.env.NODE_ENV ? invariant( + InjectedMount && InjectedMount.getNode, + 'EventPluginUtils.injection.injectMount(...): Injected Mount module ' + + 'is missing getNode.' + ) : invariant(InjectedMount && InjectedMount.getNode)); + } + } +}; + +var topLevelTypes = EventConstants.topLevelTypes; + +function isEndish(topLevelType) { + return topLevelType === topLevelTypes.topMouseUp || + topLevelType === topLevelTypes.topTouchEnd || + topLevelType === topLevelTypes.topTouchCancel; +} + +function isMoveish(topLevelType) { + return topLevelType === topLevelTypes.topMouseMove || + topLevelType === topLevelTypes.topTouchMove; +} +function isStartish(topLevelType) { + return topLevelType === topLevelTypes.topMouseDown || + topLevelType === topLevelTypes.topTouchStart; +} + + +var validateEventDispatches; +if ("production" !== process.env.NODE_ENV) { + validateEventDispatches = function(event) { + var dispatchListeners = event._dispatchListeners; + var dispatchIDs = event._dispatchIDs; + + var listenersIsArr = Array.isArray(dispatchListeners); + var idsIsArr = Array.isArray(dispatchIDs); + var IDsLen = idsIsArr ? dispatchIDs.length : dispatchIDs ? 1 : 0; + var listenersLen = listenersIsArr ? + dispatchListeners.length : + dispatchListeners ? 1 : 0; + + ("production" !== process.env.NODE_ENV ? invariant( + idsIsArr === listenersIsArr && IDsLen === listenersLen, + 'EventPluginUtils: Invalid `event`.' + ) : invariant(idsIsArr === listenersIsArr && IDsLen === listenersLen)); + }; +} + +/** + * Invokes `cb(event, listener, id)`. Avoids using call if no scope is + * provided. The `(listener,id)` pair effectively forms the "dispatch" but are + * kept separate to conserve memory. + */ +function forEachEventDispatch(event, cb) { + var dispatchListeners = event._dispatchListeners; + var dispatchIDs = event._dispatchIDs; + if ("production" !== process.env.NODE_ENV) { + validateEventDispatches(event); + } + if (Array.isArray(dispatchListeners)) { + for (var i = 0; i < dispatchListeners.length; i++) { + if (event.isPropagationStopped()) { + break; + } + // Listeners and IDs are two parallel arrays that are always in sync. + cb(event, dispatchListeners[i], dispatchIDs[i]); + } + } else if (dispatchListeners) { + cb(event, dispatchListeners, dispatchIDs); + } +} + +/** + * Default implementation of PluginModule.executeDispatch(). + * @param {SyntheticEvent} SyntheticEvent to handle + * @param {function} Application-level callback + * @param {string} domID DOM id to pass to the callback. + */ +function executeDispatch(event, listener, domID) { + event.currentTarget = injection.Mount.getNode(domID); + var returnValue = listener(event, domID); + event.currentTarget = null; + return returnValue; +} + +/** + * Standard/simple iteration through an event's collected dispatches. + */ +function executeDispatchesInOrder(event, cb) { + forEachEventDispatch(event, cb); + event._dispatchListeners = null; + event._dispatchIDs = null; +} + +/** + * Standard/simple iteration through an event's collected dispatches, but stops + * at the first dispatch execution returning true, and returns that id. + * + * @return id of the first dispatch execution who's listener returns true, or + * null if no listener returned true. + */ +function executeDispatchesInOrderStopAtTrueImpl(event) { + var dispatchListeners = event._dispatchListeners; + var dispatchIDs = event._dispatchIDs; + if ("production" !== process.env.NODE_ENV) { + validateEventDispatches(event); + } + if (Array.isArray(dispatchListeners)) { + for (var i = 0; i < dispatchListeners.length; i++) { + if (event.isPropagationStopped()) { + break; + } + // Listeners and IDs are two parallel arrays that are always in sync. + if (dispatchListeners[i](event, dispatchIDs[i])) { + return dispatchIDs[i]; + } + } + } else if (dispatchListeners) { + if (dispatchListeners(event, dispatchIDs)) { + return dispatchIDs; + } + } + return null; +} + +/** + * @see executeDispatchesInOrderStopAtTrueImpl + */ +function executeDispatchesInOrderStopAtTrue(event) { + var ret = executeDispatchesInOrderStopAtTrueImpl(event); + event._dispatchIDs = null; + event._dispatchListeners = null; + return ret; +} + +/** + * Execution of a "direct" dispatch - there must be at most one dispatch + * accumulated on the event or it is considered an error. It doesn't really make + * sense for an event with multiple dispatches (bubbled) to keep track of the + * return values at each dispatch execution, but it does tend to make sense when + * dealing with "direct" dispatches. + * + * @return The return value of executing the single dispatch. + */ +function executeDirectDispatch(event) { + if ("production" !== process.env.NODE_ENV) { + validateEventDispatches(event); + } + var dispatchListener = event._dispatchListeners; + var dispatchID = event._dispatchIDs; + ("production" !== process.env.NODE_ENV ? invariant( + !Array.isArray(dispatchListener), + 'executeDirectDispatch(...): Invalid `event`.' + ) : invariant(!Array.isArray(dispatchListener))); + var res = dispatchListener ? + dispatchListener(event, dispatchID) : + null; + event._dispatchListeners = null; + event._dispatchIDs = null; + return res; +} + +/** + * @param {SyntheticEvent} event + * @return {bool} True iff number of dispatches accumulated is greater than 0. + */ +function hasDispatches(event) { + return !!event._dispatchListeners; +} + +/** + * General utilities that are useful in creating custom Event Plugins. + */ +var EventPluginUtils = { + isEndish: isEndish, + isMoveish: isMoveish, + isStartish: isStartish, + + executeDirectDispatch: executeDirectDispatch, + executeDispatch: executeDispatch, + executeDispatchesInOrder: executeDispatchesInOrder, + executeDispatchesInOrderStopAtTrue: executeDispatchesInOrderStopAtTrue, + hasDispatches: hasDispatches, + injection: injection, + useTouchEvents: false +}; + +module.exports = EventPluginUtils; + +}).call(this,require('_process')) + +},{"./EventConstants":56,"./invariant":191,"_process":1}],61:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule EventPropagators + */ + +'use strict'; + +var EventConstants = require("./EventConstants"); +var EventPluginHub = require("./EventPluginHub"); + +var accumulateInto = require("./accumulateInto"); +var forEachAccumulated = require("./forEachAccumulated"); + +var PropagationPhases = EventConstants.PropagationPhases; +var getListener = EventPluginHub.getListener; + +/** + * Some event types have a notion of different registration names for different + * "phases" of propagation. This finds listeners by a given phase. + */ +function listenerAtPhase(id, event, propagationPhase) { + var registrationName = + event.dispatchConfig.phasedRegistrationNames[propagationPhase]; + return getListener(id, registrationName); +} + +/** + * Tags a `SyntheticEvent` with dispatched listeners. Creating this function + * here, allows us to not have to bind or create functions for each event. + * Mutating the event's members allows us to not have to create a wrapping + * "dispatch" object that pairs the event with the listener. + */ +function accumulateDirectionalDispatches(domID, upwards, event) { + if ("production" !== process.env.NODE_ENV) { + if (!domID) { + throw new Error('Dispatching id must not be null'); + } + } + var phase = upwards ? PropagationPhases.bubbled : PropagationPhases.captured; + var listener = listenerAtPhase(domID, event, phase); + if (listener) { + event._dispatchListeners = + accumulateInto(event._dispatchListeners, listener); + event._dispatchIDs = accumulateInto(event._dispatchIDs, domID); + } +} + +/** + * Collect dispatches (must be entirely collected before dispatching - see unit + * tests). Lazily allocate the array to conserve memory. We must loop through + * each event and perform the traversal for each one. We can not perform a + * single traversal for the entire collection of events because each event may + * have a different target. + */ +function accumulateTwoPhaseDispatchesSingle(event) { + if (event && event.dispatchConfig.phasedRegistrationNames) { + EventPluginHub.injection.getInstanceHandle().traverseTwoPhase( + event.dispatchMarker, + accumulateDirectionalDispatches, + event + ); + } +} + + +/** + * Accumulates without regard to direction, does not look for phased + * registration names. Same as `accumulateDirectDispatchesSingle` but without + * requiring that the `dispatchMarker` be the same as the dispatched ID. + */ +function accumulateDispatches(id, ignoredDirection, event) { + if (event && event.dispatchConfig.registrationName) { + var registrationName = event.dispatchConfig.registrationName; + var listener = getListener(id, registrationName); + if (listener) { + event._dispatchListeners = + accumulateInto(event._dispatchListeners, listener); + event._dispatchIDs = accumulateInto(event._dispatchIDs, id); + } + } +} + +/** + * Accumulates dispatches on an `SyntheticEvent`, but only for the + * `dispatchMarker`. + * @param {SyntheticEvent} event + */ +function accumulateDirectDispatchesSingle(event) { + if (event && event.dispatchConfig.registrationName) { + accumulateDispatches(event.dispatchMarker, null, event); + } +} + +function accumulateTwoPhaseDispatches(events) { + forEachAccumulated(events, accumulateTwoPhaseDispatchesSingle); +} + +function accumulateEnterLeaveDispatches(leave, enter, fromID, toID) { + EventPluginHub.injection.getInstanceHandle().traverseEnterLeave( + fromID, + toID, + accumulateDispatches, + leave, + enter + ); +} + + +function accumulateDirectDispatches(events) { + forEachAccumulated(events, accumulateDirectDispatchesSingle); +} + + + +/** + * A small set of propagation patterns, each of which will accept a small amount + * of information, and generate a set of "dispatch ready event objects" - which + * are sets of events that have already been annotated with a set of dispatched + * listener functions/ids. The API is designed this way to discourage these + * propagation strategies from actually executing the dispatches, since we + * always want to collect the entire set of dispatches before executing event a + * single one. + * + * @constructor EventPropagators + */ +var EventPropagators = { + accumulateTwoPhaseDispatches: accumulateTwoPhaseDispatches, + accumulateDirectDispatches: accumulateDirectDispatches, + accumulateEnterLeaveDispatches: accumulateEnterLeaveDispatches +}; + +module.exports = EventPropagators; + +}).call(this,require('_process')) + +},{"./EventConstants":56,"./EventPluginHub":58,"./accumulateInto":159,"./forEachAccumulated":176,"_process":1}],62:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ExecutionEnvironment + */ + +/*jslint evil: true */ + +"use strict"; + +var canUseDOM = !!( + (typeof window !== 'undefined' && + window.document && window.document.createElement) +); + +/** + * Simple, lightweight module assisting with the detection and context of + * Worker. Helps avoid circular dependencies and allows code to reason about + * whether or not they are in a Worker, even if they never include the main + * `ReactWorker` dependency. + */ +var ExecutionEnvironment = { + + canUseDOM: canUseDOM, + + canUseWorkers: typeof Worker !== 'undefined', + + canUseEventListeners: + canUseDOM && !!(window.addEventListener || window.attachEvent), + + canUseViewport: canUseDOM && !!window.screen, + + isInWorker: !canUseDOM // For now, this is true - might change in the future. + +}; + +module.exports = ExecutionEnvironment; + +},{}],63:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule FallbackCompositionState + * @typechecks static-only + */ + +'use strict'; + +var PooledClass = require("./PooledClass"); + +var assign = require("./Object.assign"); +var getTextContentAccessor = require("./getTextContentAccessor"); + +/** + * This helper class stores information about text content of a target node, + * allowing comparison of content before and after a given event. + * + * Identify the node where selection currently begins, then observe + * both its text content and its current position in the DOM. Since the + * browser may natively replace the target node during composition, we can + * use its position to find its replacement. + * + * @param {DOMEventTarget} root + */ +function FallbackCompositionState(root) { + this._root = root; + this._startText = this.getText(); + this._fallbackText = null; +} + +assign(FallbackCompositionState.prototype, { + /** + * Get current text of input. + * + * @return {string} + */ + getText: function() { + if ('value' in this._root) { + return this._root.value; + } + return this._root[getTextContentAccessor()]; + }, + + /** + * Determine the differing substring between the initially stored + * text content and the current content. + * + * @return {string} + */ + getData: function() { + if (this._fallbackText) { + return this._fallbackText; + } + + var start; + var startValue = this._startText; + var startLength = startValue.length; + var end; + var endValue = this.getText(); + var endLength = endValue.length; + + for (start = 0; start < startLength; start++) { + if (startValue[start] !== endValue[start]) { + break; + } + } + + var minEnd = startLength - start; + for (end = 1; end <= minEnd; end++) { + if (startValue[startLength - end] !== endValue[endLength - end]) { + break; + } + } + + var sliceTail = end > 1 ? 1 - end : undefined; + this._fallbackText = endValue.slice(start, sliceTail); + return this._fallbackText; + } +}); + +PooledClass.addPoolingTo(FallbackCompositionState); + +module.exports = FallbackCompositionState; + +},{"./Object.assign":69,"./PooledClass":70,"./getTextContentAccessor":186}],64:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule HTMLDOMPropertyConfig + */ + +/*jslint bitwise: true*/ + +'use strict'; + +var DOMProperty = require("./DOMProperty"); +var ExecutionEnvironment = require("./ExecutionEnvironment"); + +var MUST_USE_ATTRIBUTE = DOMProperty.injection.MUST_USE_ATTRIBUTE; +var MUST_USE_PROPERTY = DOMProperty.injection.MUST_USE_PROPERTY; +var HAS_BOOLEAN_VALUE = DOMProperty.injection.HAS_BOOLEAN_VALUE; +var HAS_SIDE_EFFECTS = DOMProperty.injection.HAS_SIDE_EFFECTS; +var HAS_NUMERIC_VALUE = DOMProperty.injection.HAS_NUMERIC_VALUE; +var HAS_POSITIVE_NUMERIC_VALUE = + DOMProperty.injection.HAS_POSITIVE_NUMERIC_VALUE; +var HAS_OVERLOADED_BOOLEAN_VALUE = + DOMProperty.injection.HAS_OVERLOADED_BOOLEAN_VALUE; + +var hasSVG; +if (ExecutionEnvironment.canUseDOM) { + var implementation = document.implementation; + hasSVG = ( + implementation && + implementation.hasFeature && + implementation.hasFeature( + 'http://www.w3.org/TR/SVG11/feature#BasicStructure', + '1.1' + ) + ); +} + + +var HTMLDOMPropertyConfig = { + isCustomAttribute: RegExp.prototype.test.bind( + /^(data|aria)-[a-z_][a-z\d_.\-]*$/ + ), + Properties: { + /** + * Standard Properties + */ + accept: null, + acceptCharset: null, + accessKey: null, + action: null, + allowFullScreen: MUST_USE_ATTRIBUTE | HAS_BOOLEAN_VALUE, + allowTransparency: MUST_USE_ATTRIBUTE, + alt: null, + async: HAS_BOOLEAN_VALUE, + autoComplete: null, + // autoFocus is polyfilled/normalized by AutoFocusMixin + // autoFocus: HAS_BOOLEAN_VALUE, + autoPlay: HAS_BOOLEAN_VALUE, + cellPadding: null, + cellSpacing: null, + charSet: MUST_USE_ATTRIBUTE, + checked: MUST_USE_PROPERTY | HAS_BOOLEAN_VALUE, + classID: MUST_USE_ATTRIBUTE, + // To set className on SVG elements, it's necessary to use .setAttribute; + // this works on HTML elements too in all browsers except IE8. Conveniently, + // IE8 doesn't support SVG and so we can simply use the attribute in + // browsers that support SVG and the property in browsers that don't, + // regardless of whether the element is HTML or SVG. + className: hasSVG ? MUST_USE_ATTRIBUTE : MUST_USE_PROPERTY, + cols: MUST_USE_ATTRIBUTE | HAS_POSITIVE_NUMERIC_VALUE, + colSpan: null, + content: null, + contentEditable: null, + contextMenu: MUST_USE_ATTRIBUTE, + controls: MUST_USE_PROPERTY | HAS_BOOLEAN_VALUE, + coords: null, + crossOrigin: null, + data: null, // For `<object />` acts as `src`. + dateTime: MUST_USE_ATTRIBUTE, + defer: HAS_BOOLEAN_VALUE, + dir: null, + disabled: MUST_USE_ATTRIBUTE | HAS_BOOLEAN_VALUE, + download: HAS_OVERLOADED_BOOLEAN_VALUE, + draggable: null, + encType: null, + form: MUST_USE_ATTRIBUTE, + formAction: MUST_USE_ATTRIBUTE, + formEncType: MUST_USE_ATTRIBUTE, + formMethod: MUST_USE_ATTRIBUTE, + formNoValidate: HAS_BOOLEAN_VALUE, + formTarget: MUST_USE_ATTRIBUTE, + frameBorder: MUST_USE_ATTRIBUTE, + headers: null, + height: MUST_USE_ATTRIBUTE, + hidden: MUST_USE_ATTRIBUTE | HAS_BOOLEAN_VALUE, + high: null, + href: null, + hrefLang: null, + htmlFor: null, + httpEquiv: null, + icon: null, + id: MUST_USE_PROPERTY, + label: null, + lang: null, + list: MUST_USE_ATTRIBUTE, + loop: MUST_USE_PROPERTY | HAS_BOOLEAN_VALUE, + low: null, + manifest: MUST_USE_ATTRIBUTE, + marginHeight: null, + marginWidth: null, + max: null, + maxLength: MUST_USE_ATTRIBUTE, + media: MUST_USE_ATTRIBUTE, + mediaGroup: null, + method: null, + min: null, + multiple: MUST_USE_PROPERTY | HAS_BOOLEAN_VALUE, + muted: MUST_USE_PROPERTY | HAS_BOOLEAN_VALUE, + name: null, + noValidate: HAS_BOOLEAN_VALUE, + open: HAS_BOOLEAN_VALUE, + optimum: null, + pattern: null, + placeholder: null, + poster: null, + preload: null, + radioGroup: null, + readOnly: MUST_USE_PROPERTY | HAS_BOOLEAN_VALUE, + rel: null, + required: HAS_BOOLEAN_VALUE, + role: MUST_USE_ATTRIBUTE, + rows: MUST_USE_ATTRIBUTE | HAS_POSITIVE_NUMERIC_VALUE, + rowSpan: null, + sandbox: null, + scope: null, + scoped: HAS_BOOLEAN_VALUE, + scrolling: null, + seamless: MUST_USE_ATTRIBUTE | HAS_BOOLEAN_VALUE, + selected: MUST_USE_PROPERTY | HAS_BOOLEAN_VALUE, + shape: null, + size: MUST_USE_ATTRIBUTE | HAS_POSITIVE_NUMERIC_VALUE, + sizes: MUST_USE_ATTRIBUTE, + span: HAS_POSITIVE_NUMERIC_VALUE, + spellCheck: null, + src: null, + srcDoc: MUST_USE_PROPERTY, + srcSet: MUST_USE_ATTRIBUTE, + start: HAS_NUMERIC_VALUE, + step: null, + style: null, + tabIndex: null, + target: null, + title: null, + type: null, + useMap: null, + value: MUST_USE_PROPERTY | HAS_SIDE_EFFECTS, + width: MUST_USE_ATTRIBUTE, + wmode: MUST_USE_ATTRIBUTE, + + /** + * Non-standard Properties + */ + // autoCapitalize and autoCorrect are supported in Mobile Safari for + // keyboard hints. + autoCapitalize: null, + autoCorrect: null, + // itemProp, itemScope, itemType are for + // Microdata support. See http://schema.org/docs/gs.html + itemProp: MUST_USE_ATTRIBUTE, + itemScope: MUST_USE_ATTRIBUTE | HAS_BOOLEAN_VALUE, + itemType: MUST_USE_ATTRIBUTE, + // itemID and itemRef are for Microdata support as well but + // only specified in the the WHATWG spec document. See + // https://html.spec.whatwg.org/multipage/microdata.html#microdata-dom-api + itemID: MUST_USE_ATTRIBUTE, + itemRef: MUST_USE_ATTRIBUTE, + // property is supported for OpenGraph in meta tags. + property: null, + // IE-only attribute that controls focus behavior + unselectable: MUST_USE_ATTRIBUTE + }, + DOMAttributeNames: { + acceptCharset: 'accept-charset', + className: 'class', + htmlFor: 'for', + httpEquiv: 'http-equiv' + }, + DOMPropertyNames: { + autoCapitalize: 'autocapitalize', + autoComplete: 'autocomplete', + autoCorrect: 'autocorrect', + autoFocus: 'autofocus', + autoPlay: 'autoplay', + // `encoding` is equivalent to `enctype`, IE8 lacks an `enctype` setter. + // http://www.w3.org/TR/html5/forms.html#dom-fs-encoding + encType: 'encoding', + hrefLang: 'hreflang', + radioGroup: 'radiogroup', + spellCheck: 'spellcheck', + srcDoc: 'srcdoc', + srcSet: 'srcset' + } +}; + +module.exports = HTMLDOMPropertyConfig; + +},{"./DOMProperty":51,"./ExecutionEnvironment":62}],65:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule LinkedStateMixin + * @typechecks static-only + */ + +'use strict'; + +var ReactLink = require("./ReactLink"); +var ReactStateSetters = require("./ReactStateSetters"); + +/** + * A simple mixin around ReactLink.forState(). + */ +var LinkedStateMixin = { + /** + * Create a ReactLink that's linked to part of this component's state. The + * ReactLink will have the current value of this.state[key] and will call + * setState() when a change is requested. + * + * @param {string} key state key to update. Note: you may want to use keyOf() + * if you're using Google Closure Compiler advanced mode. + * @return {ReactLink} ReactLink instance linking to the state. + */ + linkState: function(key) { + return new ReactLink( + this.state[key], + ReactStateSetters.createStateKeySetter(this, key) + ); + } +}; + +module.exports = LinkedStateMixin; + +},{"./ReactLink":115,"./ReactStateSetters":134}],66:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule LinkedValueUtils + * @typechecks static-only + */ + +'use strict'; + +var ReactPropTypes = require("./ReactPropTypes"); + +var invariant = require("./invariant"); + +var hasReadOnlyValue = { + 'button': true, + 'checkbox': true, + 'image': true, + 'hidden': true, + 'radio': true, + 'reset': true, + 'submit': true +}; + +function _assertSingleLink(input) { + ("production" !== process.env.NODE_ENV ? invariant( + input.props.checkedLink == null || input.props.valueLink == null, + 'Cannot provide a checkedLink and a valueLink. If you want to use ' + + 'checkedLink, you probably don\'t want to use valueLink and vice versa.' + ) : invariant(input.props.checkedLink == null || input.props.valueLink == null)); +} +function _assertValueLink(input) { + _assertSingleLink(input); + ("production" !== process.env.NODE_ENV ? invariant( + input.props.value == null && input.props.onChange == null, + 'Cannot provide a valueLink and a value or onChange event. If you want ' + + 'to use value or onChange, you probably don\'t want to use valueLink.' + ) : invariant(input.props.value == null && input.props.onChange == null)); +} + +function _assertCheckedLink(input) { + _assertSingleLink(input); + ("production" !== process.env.NODE_ENV ? invariant( + input.props.checked == null && input.props.onChange == null, + 'Cannot provide a checkedLink and a checked property or onChange event. ' + + 'If you want to use checked or onChange, you probably don\'t want to ' + + 'use checkedLink' + ) : invariant(input.props.checked == null && input.props.onChange == null)); +} + +/** + * @param {SyntheticEvent} e change event to handle + */ +function _handleLinkedValueChange(e) { + /*jshint validthis:true */ + this.props.valueLink.requestChange(e.target.value); +} + +/** + * @param {SyntheticEvent} e change event to handle + */ +function _handleLinkedCheckChange(e) { + /*jshint validthis:true */ + this.props.checkedLink.requestChange(e.target.checked); +} + +/** + * Provide a linked `value` attribute for controlled forms. You should not use + * this outside of the ReactDOM controlled form components. + */ +var LinkedValueUtils = { + Mixin: { + propTypes: { + value: function(props, propName, componentName) { + if (!props[propName] || + hasReadOnlyValue[props.type] || + props.onChange || + props.readOnly || + props.disabled) { + return null; + } + return new Error( + 'You provided a `value` prop to a form field without an ' + + '`onChange` handler. This will render a read-only field. If ' + + 'the field should be mutable use `defaultValue`. Otherwise, ' + + 'set either `onChange` or `readOnly`.' + ); + }, + checked: function(props, propName, componentName) { + if (!props[propName] || + props.onChange || + props.readOnly || + props.disabled) { + return null; + } + return new Error( + 'You provided a `checked` prop to a form field without an ' + + '`onChange` handler. This will render a read-only field. If ' + + 'the field should be mutable use `defaultChecked`. Otherwise, ' + + 'set either `onChange` or `readOnly`.' + ); + }, + onChange: ReactPropTypes.func + } + }, + + /** + * @param {ReactComponent} input Form component + * @return {*} current value of the input either from value prop or link. + */ + getValue: function(input) { + if (input.props.valueLink) { + _assertValueLink(input); + return input.props.valueLink.value; + } + return input.props.value; + }, + + /** + * @param {ReactComponent} input Form component + * @return {*} current checked status of the input either from checked prop + * or link. + */ + getChecked: function(input) { + if (input.props.checkedLink) { + _assertCheckedLink(input); + return input.props.checkedLink.value; + } + return input.props.checked; + }, + + /** + * @param {ReactComponent} input Form component + * @return {function} change callback either from onChange prop or link. + */ + getOnChange: function(input) { + if (input.props.valueLink) { + _assertValueLink(input); + return _handleLinkedValueChange; + } else if (input.props.checkedLink) { + _assertCheckedLink(input); + return _handleLinkedCheckChange; + } + return input.props.onChange; + } +}; + +module.exports = LinkedValueUtils; + +}).call(this,require('_process')) + +},{"./ReactPropTypes":126,"./invariant":191,"_process":1}],67:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2014-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule LocalEventTrapMixin + */ + +'use strict'; + +var ReactBrowserEventEmitter = require("./ReactBrowserEventEmitter"); + +var accumulateInto = require("./accumulateInto"); +var forEachAccumulated = require("./forEachAccumulated"); +var invariant = require("./invariant"); + +function remove(event) { + event.remove(); +} + +var LocalEventTrapMixin = { + trapBubbledEvent:function(topLevelType, handlerBaseName) { + ("production" !== process.env.NODE_ENV ? invariant(this.isMounted(), 'Must be mounted to trap events') : invariant(this.isMounted())); + // If a component renders to null or if another component fatals and causes + // the state of the tree to be corrupted, `node` here can be null. + var node = this.getDOMNode(); + ("production" !== process.env.NODE_ENV ? invariant( + node, + 'LocalEventTrapMixin.trapBubbledEvent(...): Requires node to be rendered.' + ) : invariant(node)); + var listener = ReactBrowserEventEmitter.trapBubbledEvent( + topLevelType, + handlerBaseName, + node + ); + this._localEventListeners = + accumulateInto(this._localEventListeners, listener); + }, + + // trapCapturedEvent would look nearly identical. We don't implement that + // method because it isn't currently needed. + + componentWillUnmount:function() { + if (this._localEventListeners) { + forEachAccumulated(this._localEventListeners, remove); + } + } +}; + +module.exports = LocalEventTrapMixin; + +}).call(this,require('_process')) + +},{"./ReactBrowserEventEmitter":73,"./accumulateInto":159,"./forEachAccumulated":176,"./invariant":191,"_process":1}],68:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule MobileSafariClickEventPlugin + * @typechecks static-only + */ + +'use strict'; + +var EventConstants = require("./EventConstants"); + +var emptyFunction = require("./emptyFunction"); + +var topLevelTypes = EventConstants.topLevelTypes; + +/** + * Mobile Safari does not fire properly bubble click events on non-interactive + * elements, which means delegated click listeners do not fire. The workaround + * for this bug involves attaching an empty click listener on the target node. + * + * This particular plugin works around the bug by attaching an empty click + * listener on `touchstart` (which does fire on every element). + */ +var MobileSafariClickEventPlugin = { + + eventTypes: null, + + /** + * @param {string} topLevelType Record from `EventConstants`. + * @param {DOMEventTarget} topLevelTarget The listening component root node. + * @param {string} topLevelTargetID ID of `topLevelTarget`. + * @param {object} nativeEvent Native browser event. + * @return {*} An accumulation of synthetic events. + * @see {EventPluginHub.extractEvents} + */ + extractEvents: function( + topLevelType, + topLevelTarget, + topLevelTargetID, + nativeEvent) { + if (topLevelType === topLevelTypes.topTouchStart) { + var target = nativeEvent.target; + if (target && !target.onclick) { + target.onclick = emptyFunction; + } + } + } + +}; + +module.exports = MobileSafariClickEventPlugin; + +},{"./EventConstants":56,"./emptyFunction":170}],69:[function(require,module,exports){ +/** + * Copyright 2014-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule Object.assign + */ + +// https://people.mozilla.org/~jorendorff/es6-draft.html#sec-object.assign + +'use strict'; + +function assign(target, sources) { + if (target == null) { + throw new TypeError('Object.assign target cannot be null or undefined'); + } + + var to = Object(target); + var hasOwnProperty = Object.prototype.hasOwnProperty; + + for (var nextIndex = 1; nextIndex < arguments.length; nextIndex++) { + var nextSource = arguments[nextIndex]; + if (nextSource == null) { + continue; + } + + var from = Object(nextSource); + + // We don't currently support accessors nor proxies. Therefore this + // copy cannot throw. If we ever supported this then we must handle + // exceptions and side-effects. We don't support symbols so they won't + // be transferred. + + for (var key in from) { + if (hasOwnProperty.call(from, key)) { + to[key] = from[key]; + } + } + } + + return to; +} + +module.exports = assign; + +},{}],70:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule PooledClass + */ + +'use strict'; + +var invariant = require("./invariant"); + +/** + * Static poolers. Several custom versions for each potential number of + * arguments. A completely generic pooler is easy to implement, but would + * require accessing the `arguments` object. In each of these, `this` refers to + * the Class itself, not an instance. If any others are needed, simply add them + * here, or in their own files. + */ +var oneArgumentPooler = function(copyFieldsFrom) { + var Klass = this; + if (Klass.instancePool.length) { + var instance = Klass.instancePool.pop(); + Klass.call(instance, copyFieldsFrom); + return instance; + } else { + return new Klass(copyFieldsFrom); + } +}; + +var twoArgumentPooler = function(a1, a2) { + var Klass = this; + if (Klass.instancePool.length) { + var instance = Klass.instancePool.pop(); + Klass.call(instance, a1, a2); + return instance; + } else { + return new Klass(a1, a2); + } +}; + +var threeArgumentPooler = function(a1, a2, a3) { + var Klass = this; + if (Klass.instancePool.length) { + var instance = Klass.instancePool.pop(); + Klass.call(instance, a1, a2, a3); + return instance; + } else { + return new Klass(a1, a2, a3); + } +}; + +var fiveArgumentPooler = function(a1, a2, a3, a4, a5) { + var Klass = this; + if (Klass.instancePool.length) { + var instance = Klass.instancePool.pop(); + Klass.call(instance, a1, a2, a3, a4, a5); + return instance; + } else { + return new Klass(a1, a2, a3, a4, a5); + } +}; + +var standardReleaser = function(instance) { + var Klass = this; + ("production" !== process.env.NODE_ENV ? invariant( + instance instanceof Klass, + 'Trying to release an instance into a pool of a different type.' + ) : invariant(instance instanceof Klass)); + if (instance.destructor) { + instance.destructor(); + } + if (Klass.instancePool.length < Klass.poolSize) { + Klass.instancePool.push(instance); + } +}; + +var DEFAULT_POOL_SIZE = 10; +var DEFAULT_POOLER = oneArgumentPooler; + +/** + * Augments `CopyConstructor` to be a poolable class, augmenting only the class + * itself (statically) not adding any prototypical fields. Any CopyConstructor + * you give this may have a `poolSize` property, and will look for a + * prototypical `destructor` on instances (optional). + * + * @param {Function} CopyConstructor Constructor that can be used to reset. + * @param {Function} pooler Customizable pooler. + */ +var addPoolingTo = function(CopyConstructor, pooler) { + var NewKlass = CopyConstructor; + NewKlass.instancePool = []; + NewKlass.getPooled = pooler || DEFAULT_POOLER; + if (!NewKlass.poolSize) { + NewKlass.poolSize = DEFAULT_POOL_SIZE; + } + NewKlass.release = standardReleaser; + return NewKlass; +}; + +var PooledClass = { + addPoolingTo: addPoolingTo, + oneArgumentPooler: oneArgumentPooler, + twoArgumentPooler: twoArgumentPooler, + threeArgumentPooler: threeArgumentPooler, + fiveArgumentPooler: fiveArgumentPooler +}; + +module.exports = PooledClass; + +}).call(this,require('_process')) + +},{"./invariant":191,"_process":1}],71:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule React + */ + +/* globals __REACT_DEVTOOLS_GLOBAL_HOOK__*/ + +'use strict'; + +var EventPluginUtils = require("./EventPluginUtils"); +var ReactChildren = require("./ReactChildren"); +var ReactComponent = require("./ReactComponent"); +var ReactClass = require("./ReactClass"); +var ReactContext = require("./ReactContext"); +var ReactCurrentOwner = require("./ReactCurrentOwner"); +var ReactElement = require("./ReactElement"); +var ReactElementValidator = require("./ReactElementValidator"); +var ReactDOM = require("./ReactDOM"); +var ReactDOMTextComponent = require("./ReactDOMTextComponent"); +var ReactDefaultInjection = require("./ReactDefaultInjection"); +var ReactInstanceHandles = require("./ReactInstanceHandles"); +var ReactMount = require("./ReactMount"); +var ReactPerf = require("./ReactPerf"); +var ReactPropTypes = require("./ReactPropTypes"); +var ReactReconciler = require("./ReactReconciler"); +var ReactServerRendering = require("./ReactServerRendering"); + +var assign = require("./Object.assign"); +var findDOMNode = require("./findDOMNode"); +var onlyChild = require("./onlyChild"); + +ReactDefaultInjection.inject(); + +var createElement = ReactElement.createElement; +var createFactory = ReactElement.createFactory; +var cloneElement = ReactElement.cloneElement; + +if ("production" !== process.env.NODE_ENV) { + createElement = ReactElementValidator.createElement; + createFactory = ReactElementValidator.createFactory; + cloneElement = ReactElementValidator.cloneElement; +} + +var render = ReactPerf.measure('React', 'render', ReactMount.render); + +var React = { + Children: { + map: ReactChildren.map, + forEach: ReactChildren.forEach, + count: ReactChildren.count, + only: onlyChild + }, + Component: ReactComponent, + DOM: ReactDOM, + PropTypes: ReactPropTypes, + initializeTouchEvents: function(shouldUseTouch) { + EventPluginUtils.useTouchEvents = shouldUseTouch; + }, + createClass: ReactClass.createClass, + createElement: createElement, + cloneElement: cloneElement, + createFactory: createFactory, + createMixin: function(mixin) { + // Currently a noop. Will be used to validate and trace mixins. + return mixin; + }, + constructAndRenderComponent: ReactMount.constructAndRenderComponent, + constructAndRenderComponentByID: ReactMount.constructAndRenderComponentByID, + findDOMNode: findDOMNode, + render: render, + renderToString: ReactServerRendering.renderToString, + renderToStaticMarkup: ReactServerRendering.renderToStaticMarkup, + unmountComponentAtNode: ReactMount.unmountComponentAtNode, + isValidElement: ReactElement.isValidElement, + withContext: ReactContext.withContext, + + // Hook for JSX spread, don't use this for anything else. + __spread: assign +}; + +// Inject the runtime into a devtools global hook regardless of browser. +// Allows for debugging when the hook is injected on the page. +if ( + typeof __REACT_DEVTOOLS_GLOBAL_HOOK__ !== 'undefined' && + typeof __REACT_DEVTOOLS_GLOBAL_HOOK__.inject === 'function') { + __REACT_DEVTOOLS_GLOBAL_HOOK__.inject({ + CurrentOwner: ReactCurrentOwner, + InstanceHandles: ReactInstanceHandles, + Mount: ReactMount, + Reconciler: ReactReconciler, + TextComponent: ReactDOMTextComponent + }); +} + +if ("production" !== process.env.NODE_ENV) { + var ExecutionEnvironment = require("./ExecutionEnvironment"); + if (ExecutionEnvironment.canUseDOM && window.top === window.self) { + + // If we're in Chrome, look for the devtools marker and provide a download + // link if not installed. + if (navigator.userAgent.indexOf('Chrome') > -1) { + if (typeof __REACT_DEVTOOLS_GLOBAL_HOOK__ === 'undefined') { + console.debug( + 'Download the React DevTools for a better development experience: ' + + 'https://fb.me/react-devtools' + ); + } + } + + var expectedFeatures = [ + // shims + Array.isArray, + Array.prototype.every, + Array.prototype.forEach, + Array.prototype.indexOf, + Array.prototype.map, + Date.now, + Function.prototype.bind, + Object.keys, + String.prototype.split, + String.prototype.trim, + + // shams + Object.create, + Object.freeze + ]; + + for (var i = 0; i < expectedFeatures.length; i++) { + if (!expectedFeatures[i]) { + console.error( + 'One or more ES5 shim/shams expected by React are not available: ' + + 'https://fb.me/react-warning-polyfills' + ); + break; + } + } + } +} + +React.version = '0.13.3'; + +module.exports = React; + +}).call(this,require('_process')) + +},{"./EventPluginUtils":60,"./ExecutionEnvironment":62,"./Object.assign":69,"./ReactChildren":77,"./ReactClass":78,"./ReactComponent":79,"./ReactContext":84,"./ReactCurrentOwner":85,"./ReactDOM":86,"./ReactDOMTextComponent":97,"./ReactDefaultInjection":100,"./ReactElement":103,"./ReactElementValidator":104,"./ReactInstanceHandles":112,"./ReactMount":117,"./ReactPerf":122,"./ReactPropTypes":126,"./ReactReconciler":129,"./ReactServerRendering":132,"./findDOMNode":173,"./onlyChild":201,"_process":1}],72:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactBrowserComponentMixin + */ + +'use strict'; + +var findDOMNode = require("./findDOMNode"); + +var ReactBrowserComponentMixin = { + /** + * Returns the DOM node rendered by this component. + * + * @return {DOMElement} The root node of this component. + * @final + * @protected + */ + getDOMNode: function() { + return findDOMNode(this); + } +}; + +module.exports = ReactBrowserComponentMixin; + +},{"./findDOMNode":173}],73:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactBrowserEventEmitter + * @typechecks static-only + */ + +'use strict'; + +var EventConstants = require("./EventConstants"); +var EventPluginHub = require("./EventPluginHub"); +var EventPluginRegistry = require("./EventPluginRegistry"); +var ReactEventEmitterMixin = require("./ReactEventEmitterMixin"); +var ViewportMetrics = require("./ViewportMetrics"); + +var assign = require("./Object.assign"); +var isEventSupported = require("./isEventSupported"); + +/** + * Summary of `ReactBrowserEventEmitter` event handling: + * + * - Top-level delegation is used to trap most native browser events. This + * may only occur in the main thread and is the responsibility of + * ReactEventListener, which is injected and can therefore support pluggable + * event sources. This is the only work that occurs in the main thread. + * + * - We normalize and de-duplicate events to account for browser quirks. This + * may be done in the worker thread. + * + * - Forward these native events (with the associated top-level type used to + * trap it) to `EventPluginHub`, which in turn will ask plugins if they want + * to extract any synthetic events. + * + * - The `EventPluginHub` will then process each event by annotating them with + * "dispatches", a sequence of listeners and IDs that care about that event. + * + * - The `EventPluginHub` then dispatches the events. + * + * Overview of React and the event system: + * + * +------------+ . + * | DOM | . + * +------------+ . + * | . + * v . + * +------------+ . + * | ReactEvent | . + * | Listener | . + * +------------+ . +-----------+ + * | . +--------+|SimpleEvent| + * | . | |Plugin | + * +-----|------+ . v +-----------+ + * | | | . +--------------+ +------------+ + * | +-----------.--->|EventPluginHub| | Event | + * | | . | | +-----------+ | Propagators| + * | ReactEvent | . | | |TapEvent | |------------| + * | Emitter | . | |<---+|Plugin | |other plugin| + * | | . | | +-----------+ | utilities | + * | +-----------.--->| | +------------+ + * | | | . +--------------+ + * +-----|------+ . ^ +-----------+ + * | . | |Enter/Leave| + * + . +-------+|Plugin | + * +-------------+ . +-----------+ + * | application | . + * |-------------| . + * | | . + * | | . + * +-------------+ . + * . + * React Core . General Purpose Event Plugin System + */ + +var alreadyListeningTo = {}; +var isMonitoringScrollValue = false; +var reactTopListenersCounter = 0; + +// For events like 'submit' which don't consistently bubble (which we trap at a +// lower node than `document`), binding at `document` would cause duplicate +// events so we don't include them here +var topEventMapping = { + topBlur: 'blur', + topChange: 'change', + topClick: 'click', + topCompositionEnd: 'compositionend', + topCompositionStart: 'compositionstart', + topCompositionUpdate: 'compositionupdate', + topContextMenu: 'contextmenu', + topCopy: 'copy', + topCut: 'cut', + topDoubleClick: 'dblclick', + topDrag: 'drag', + topDragEnd: 'dragend', + topDragEnter: 'dragenter', + topDragExit: 'dragexit', + topDragLeave: 'dragleave', + topDragOver: 'dragover', + topDragStart: 'dragstart', + topDrop: 'drop', + topFocus: 'focus', + topInput: 'input', + topKeyDown: 'keydown', + topKeyPress: 'keypress', + topKeyUp: 'keyup', + topMouseDown: 'mousedown', + topMouseMove: 'mousemove', + topMouseOut: 'mouseout', + topMouseOver: 'mouseover', + topMouseUp: 'mouseup', + topPaste: 'paste', + topScroll: 'scroll', + topSelectionChange: 'selectionchange', + topTextInput: 'textInput', + topTouchCancel: 'touchcancel', + topTouchEnd: 'touchend', + topTouchMove: 'touchmove', + topTouchStart: 'touchstart', + topWheel: 'wheel' +}; + +/** + * To ensure no conflicts with other potential React instances on the page + */ +var topListenersIDKey = '_reactListenersID' + String(Math.random()).slice(2); + +function getListeningForDocument(mountAt) { + // In IE8, `mountAt` is a host object and doesn't have `hasOwnProperty` + // directly. + if (!Object.prototype.hasOwnProperty.call(mountAt, topListenersIDKey)) { + mountAt[topListenersIDKey] = reactTopListenersCounter++; + alreadyListeningTo[mountAt[topListenersIDKey]] = {}; + } + return alreadyListeningTo[mountAt[topListenersIDKey]]; +} + +/** + * `ReactBrowserEventEmitter` is used to attach top-level event listeners. For + * example: + * + * ReactBrowserEventEmitter.putListener('myID', 'onClick', myFunction); + * + * This would allocate a "registration" of `('onClick', myFunction)` on 'myID'. + * + * @internal + */ +var ReactBrowserEventEmitter = assign({}, ReactEventEmitterMixin, { + + /** + * Injectable event backend + */ + ReactEventListener: null, + + injection: { + /** + * @param {object} ReactEventListener + */ + injectReactEventListener: function(ReactEventListener) { + ReactEventListener.setHandleTopLevel( + ReactBrowserEventEmitter.handleTopLevel + ); + ReactBrowserEventEmitter.ReactEventListener = ReactEventListener; + } + }, + + /** + * Sets whether or not any created callbacks should be enabled. + * + * @param {boolean} enabled True if callbacks should be enabled. + */ + setEnabled: function(enabled) { + if (ReactBrowserEventEmitter.ReactEventListener) { + ReactBrowserEventEmitter.ReactEventListener.setEnabled(enabled); + } + }, + + /** + * @return {boolean} True if callbacks are enabled. + */ + isEnabled: function() { + return !!( + (ReactBrowserEventEmitter.ReactEventListener && ReactBrowserEventEmitter.ReactEventListener.isEnabled()) + ); + }, + + /** + * We listen for bubbled touch events on the document object. + * + * Firefox v8.01 (and possibly others) exhibited strange behavior when + * mounting `onmousemove` events at some node that was not the document + * element. The symptoms were that if your mouse is not moving over something + * contained within that mount point (for example on the background) the + * top-level listeners for `onmousemove` won't be called. However, if you + * register the `mousemove` on the document object, then it will of course + * catch all `mousemove`s. This along with iOS quirks, justifies restricting + * top-level listeners to the document object only, at least for these + * movement types of events and possibly all events. + * + * @see http://www.quirksmode.org/blog/archives/2010/09/click_event_del.html + * + * Also, `keyup`/`keypress`/`keydown` do not bubble to the window on IE, but + * they bubble to document. + * + * @param {string} registrationName Name of listener (e.g. `onClick`). + * @param {object} contentDocumentHandle Document which owns the container + */ + listenTo: function(registrationName, contentDocumentHandle) { + var mountAt = contentDocumentHandle; + var isListening = getListeningForDocument(mountAt); + var dependencies = EventPluginRegistry. + registrationNameDependencies[registrationName]; + + var topLevelTypes = EventConstants.topLevelTypes; + for (var i = 0, l = dependencies.length; i < l; i++) { + var dependency = dependencies[i]; + if (!( + (isListening.hasOwnProperty(dependency) && isListening[dependency]) + )) { + if (dependency === topLevelTypes.topWheel) { + if (isEventSupported('wheel')) { + ReactBrowserEventEmitter.ReactEventListener.trapBubbledEvent( + topLevelTypes.topWheel, + 'wheel', + mountAt + ); + } else if (isEventSupported('mousewheel')) { + ReactBrowserEventEmitter.ReactEventListener.trapBubbledEvent( + topLevelTypes.topWheel, + 'mousewheel', + mountAt + ); + } else { + // Firefox needs to capture a different mouse scroll event. + // @see http://www.quirksmode.org/dom/events/tests/scroll.html + ReactBrowserEventEmitter.ReactEventListener.trapBubbledEvent( + topLevelTypes.topWheel, + 'DOMMouseScroll', + mountAt + ); + } + } else if (dependency === topLevelTypes.topScroll) { + + if (isEventSupported('scroll', true)) { + ReactBrowserEventEmitter.ReactEventListener.trapCapturedEvent( + topLevelTypes.topScroll, + 'scroll', + mountAt + ); + } else { + ReactBrowserEventEmitter.ReactEventListener.trapBubbledEvent( + topLevelTypes.topScroll, + 'scroll', + ReactBrowserEventEmitter.ReactEventListener.WINDOW_HANDLE + ); + } + } else if (dependency === topLevelTypes.topFocus || + dependency === topLevelTypes.topBlur) { + + if (isEventSupported('focus', true)) { + ReactBrowserEventEmitter.ReactEventListener.trapCapturedEvent( + topLevelTypes.topFocus, + 'focus', + mountAt + ); + ReactBrowserEventEmitter.ReactEventListener.trapCapturedEvent( + topLevelTypes.topBlur, + 'blur', + mountAt + ); + } else if (isEventSupported('focusin')) { + // IE has `focusin` and `focusout` events which bubble. + // @see http://www.quirksmode.org/blog/archives/2008/04/delegating_the.html + ReactBrowserEventEmitter.ReactEventListener.trapBubbledEvent( + topLevelTypes.topFocus, + 'focusin', + mountAt + ); + ReactBrowserEventEmitter.ReactEventListener.trapBubbledEvent( + topLevelTypes.topBlur, + 'focusout', + mountAt + ); + } + + // to make sure blur and focus event listeners are only attached once + isListening[topLevelTypes.topBlur] = true; + isListening[topLevelTypes.topFocus] = true; + } else if (topEventMapping.hasOwnProperty(dependency)) { + ReactBrowserEventEmitter.ReactEventListener.trapBubbledEvent( + dependency, + topEventMapping[dependency], + mountAt + ); + } + + isListening[dependency] = true; + } + } + }, + + trapBubbledEvent: function(topLevelType, handlerBaseName, handle) { + return ReactBrowserEventEmitter.ReactEventListener.trapBubbledEvent( + topLevelType, + handlerBaseName, + handle + ); + }, + + trapCapturedEvent: function(topLevelType, handlerBaseName, handle) { + return ReactBrowserEventEmitter.ReactEventListener.trapCapturedEvent( + topLevelType, + handlerBaseName, + handle + ); + }, + + /** + * Listens to window scroll and resize events. We cache scroll values so that + * application code can access them without triggering reflows. + * + * NOTE: Scroll events do not bubble. + * + * @see http://www.quirksmode.org/dom/events/scroll.html + */ + ensureScrollValueMonitoring: function() { + if (!isMonitoringScrollValue) { + var refresh = ViewportMetrics.refreshScrollValues; + ReactBrowserEventEmitter.ReactEventListener.monitorScrollValue(refresh); + isMonitoringScrollValue = true; + } + }, + + eventNameDispatchConfigs: EventPluginHub.eventNameDispatchConfigs, + + registrationNameModules: EventPluginHub.registrationNameModules, + + putListener: EventPluginHub.putListener, + + getListener: EventPluginHub.getListener, + + deleteListener: EventPluginHub.deleteListener, + + deleteAllListeners: EventPluginHub.deleteAllListeners + +}); + +module.exports = ReactBrowserEventEmitter; + +},{"./EventConstants":56,"./EventPluginHub":58,"./EventPluginRegistry":59,"./Object.assign":69,"./ReactEventEmitterMixin":107,"./ViewportMetrics":158,"./isEventSupported":192}],74:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @typechecks + * @providesModule ReactCSSTransitionGroup + */ + +'use strict'; + +var React = require("./React"); + +var assign = require("./Object.assign"); + +var ReactTransitionGroup = React.createFactory( + require("./ReactTransitionGroup") +); +var ReactCSSTransitionGroupChild = React.createFactory( + require("./ReactCSSTransitionGroupChild") +); + +var ReactCSSTransitionGroup = React.createClass({ + displayName: 'ReactCSSTransitionGroup', + + propTypes: { + transitionName: React.PropTypes.string.isRequired, + transitionAppear: React.PropTypes.bool, + transitionEnter: React.PropTypes.bool, + transitionLeave: React.PropTypes.bool + }, + + getDefaultProps: function() { + return { + transitionAppear: false, + transitionEnter: true, + transitionLeave: true + }; + }, + + _wrapChild: function(child) { + // We need to provide this childFactory so that + // ReactCSSTransitionGroupChild can receive updates to name, enter, and + // leave while it is leaving. + return ReactCSSTransitionGroupChild( + { + name: this.props.transitionName, + appear: this.props.transitionAppear, + enter: this.props.transitionEnter, + leave: this.props.transitionLeave + }, + child + ); + }, + + render: function() { + return ( + ReactTransitionGroup( + assign({}, this.props, {childFactory: this._wrapChild}) + ) + ); + } +}); + +module.exports = ReactCSSTransitionGroup; + +},{"./Object.assign":69,"./React":71,"./ReactCSSTransitionGroupChild":75,"./ReactTransitionGroup":138}],75:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @typechecks + * @providesModule ReactCSSTransitionGroupChild + */ + +'use strict'; + +var React = require("./React"); + +var CSSCore = require("./CSSCore"); +var ReactTransitionEvents = require("./ReactTransitionEvents"); + +var onlyChild = require("./onlyChild"); +var warning = require("./warning"); + +// We don't remove the element from the DOM until we receive an animationend or +// transitionend event. If the user screws up and forgets to add an animation +// their node will be stuck in the DOM forever, so we detect if an animation +// does not start and if it doesn't, we just call the end listener immediately. +var TICK = 17; +var NO_EVENT_TIMEOUT = 5000; + +var noEventListener = null; + + +if ("production" !== process.env.NODE_ENV) { + noEventListener = function() { + ("production" !== process.env.NODE_ENV ? warning( + false, + 'transition(): tried to perform an animation without ' + + 'an animationend or transitionend event after timeout (' + + '%sms). You should either disable this ' + + 'transition in JS or add a CSS animation/transition.', + NO_EVENT_TIMEOUT + ) : null); + }; +} + +var ReactCSSTransitionGroupChild = React.createClass({ + displayName: 'ReactCSSTransitionGroupChild', + + transition: function(animationType, finishCallback) { + var node = this.getDOMNode(); + var className = this.props.name + '-' + animationType; + var activeClassName = className + '-active'; + var noEventTimeout = null; + + var endListener = function(e) { + if (e && e.target !== node) { + return; + } + if ("production" !== process.env.NODE_ENV) { + clearTimeout(noEventTimeout); + } + + CSSCore.removeClass(node, className); + CSSCore.removeClass(node, activeClassName); + + ReactTransitionEvents.removeEndEventListener(node, endListener); + + // Usually this optional callback is used for informing an owner of + // a leave animation and telling it to remove the child. + if (finishCallback) { + finishCallback(); + } + }; + + ReactTransitionEvents.addEndEventListener(node, endListener); + + CSSCore.addClass(node, className); + + // Need to do this to actually trigger a transition. + this.queueClass(activeClassName); + + if ("production" !== process.env.NODE_ENV) { + noEventTimeout = setTimeout(noEventListener, NO_EVENT_TIMEOUT); + } + }, + + queueClass: function(className) { + this.classNameQueue.push(className); + + if (!this.timeout) { + this.timeout = setTimeout(this.flushClassNameQueue, TICK); + } + }, + + flushClassNameQueue: function() { + if (this.isMounted()) { + this.classNameQueue.forEach( + CSSCore.addClass.bind(CSSCore, this.getDOMNode()) + ); + } + this.classNameQueue.length = 0; + this.timeout = null; + }, + + componentWillMount: function() { + this.classNameQueue = []; + }, + + componentWillUnmount: function() { + if (this.timeout) { + clearTimeout(this.timeout); + } + }, + + componentWillAppear: function(done) { + if (this.props.appear) { + this.transition('appear', done); + } else { + done(); + } + }, + + componentWillEnter: function(done) { + if (this.props.enter) { + this.transition('enter', done); + } else { + done(); + } + }, + + componentWillLeave: function(done) { + if (this.props.leave) { + this.transition('leave', done); + } else { + done(); + } + }, + + render: function() { + return onlyChild(this.props.children); + } +}); + +module.exports = ReactCSSTransitionGroupChild; + +}).call(this,require('_process')) + +},{"./CSSCore":44,"./React":71,"./ReactTransitionEvents":137,"./onlyChild":201,"./warning":212,"_process":1}],76:[function(require,module,exports){ +/** + * Copyright 2014-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactChildReconciler + * @typechecks static-only + */ + +'use strict'; + +var ReactReconciler = require("./ReactReconciler"); + +var flattenChildren = require("./flattenChildren"); +var instantiateReactComponent = require("./instantiateReactComponent"); +var shouldUpdateReactComponent = require("./shouldUpdateReactComponent"); + +/** + * ReactChildReconciler provides helpers for initializing or updating a set of + * children. Its output is suitable for passing it onto ReactMultiChild which + * does diffed reordering and insertion. + */ +var ReactChildReconciler = { + + /** + * Generates a "mount image" for each of the supplied children. In the case + * of `ReactDOMComponent`, a mount image is a string of markup. + * + * @param {?object} nestedChildNodes Nested child maps. + * @return {?object} A set of child instances. + * @internal + */ + instantiateChildren: function(nestedChildNodes, transaction, context) { + var children = flattenChildren(nestedChildNodes); + for (var name in children) { + if (children.hasOwnProperty(name)) { + var child = children[name]; + // The rendered children must be turned into instances as they're + // mounted. + var childInstance = instantiateReactComponent(child, null); + children[name] = childInstance; + } + } + return children; + }, + + /** + * Updates the rendered children and returns a new set of children. + * + * @param {?object} prevChildren Previously initialized set of children. + * @param {?object} nextNestedChildNodes Nested child maps. + * @param {ReactReconcileTransaction} transaction + * @param {object} context + * @return {?object} A new set of child instances. + * @internal + */ + updateChildren: function( + prevChildren, + nextNestedChildNodes, + transaction, + context) { + // We currently don't have a way to track moves here but if we use iterators + // instead of for..in we can zip the iterators and check if an item has + // moved. + // TODO: If nothing has changed, return the prevChildren object so that we + // can quickly bailout if nothing has changed. + var nextChildren = flattenChildren(nextNestedChildNodes); + if (!nextChildren && !prevChildren) { + return null; + } + var name; + for (name in nextChildren) { + if (!nextChildren.hasOwnProperty(name)) { + continue; + } + var prevChild = prevChildren && prevChildren[name]; + var prevElement = prevChild && prevChild._currentElement; + var nextElement = nextChildren[name]; + if (shouldUpdateReactComponent(prevElement, nextElement)) { + ReactReconciler.receiveComponent( + prevChild, nextElement, transaction, context + ); + nextChildren[name] = prevChild; + } else { + if (prevChild) { + ReactReconciler.unmountComponent(prevChild, name); + } + // The child must be instantiated before it's mounted. + var nextChildInstance = instantiateReactComponent( + nextElement, + null + ); + nextChildren[name] = nextChildInstance; + } + } + // Unmount children that are no longer present. + for (name in prevChildren) { + if (prevChildren.hasOwnProperty(name) && + !(nextChildren && nextChildren.hasOwnProperty(name))) { + ReactReconciler.unmountComponent(prevChildren[name]); + } + } + return nextChildren; + }, + + /** + * Unmounts all rendered children. This should be used to clean up children + * when this component is unmounted. + * + * @param {?object} renderedChildren Previously initialized set of children. + * @internal + */ + unmountChildren: function(renderedChildren) { + for (var name in renderedChildren) { + var renderedChild = renderedChildren[name]; + ReactReconciler.unmountComponent(renderedChild); + } + } + +}; + +module.exports = ReactChildReconciler; + +},{"./ReactReconciler":129,"./flattenChildren":174,"./instantiateReactComponent":190,"./shouldUpdateReactComponent":208}],77:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactChildren + */ + +'use strict'; + +var PooledClass = require("./PooledClass"); +var ReactFragment = require("./ReactFragment"); + +var traverseAllChildren = require("./traverseAllChildren"); +var warning = require("./warning"); + +var twoArgumentPooler = PooledClass.twoArgumentPooler; +var threeArgumentPooler = PooledClass.threeArgumentPooler; + +/** + * PooledClass representing the bookkeeping associated with performing a child + * traversal. Allows avoiding binding callbacks. + * + * @constructor ForEachBookKeeping + * @param {!function} forEachFunction Function to perform traversal with. + * @param {?*} forEachContext Context to perform context with. + */ +function ForEachBookKeeping(forEachFunction, forEachContext) { + this.forEachFunction = forEachFunction; + this.forEachContext = forEachContext; +} +PooledClass.addPoolingTo(ForEachBookKeeping, twoArgumentPooler); + +function forEachSingleChild(traverseContext, child, name, i) { + var forEachBookKeeping = traverseContext; + forEachBookKeeping.forEachFunction.call( + forEachBookKeeping.forEachContext, child, i); +} + +/** + * Iterates through children that are typically specified as `props.children`. + * + * The provided forEachFunc(child, index) will be called for each + * leaf child. + * + * @param {?*} children Children tree container. + * @param {function(*, int)} forEachFunc. + * @param {*} forEachContext Context for forEachContext. + */ +function forEachChildren(children, forEachFunc, forEachContext) { + if (children == null) { + return children; + } + + var traverseContext = + ForEachBookKeeping.getPooled(forEachFunc, forEachContext); + traverseAllChildren(children, forEachSingleChild, traverseContext); + ForEachBookKeeping.release(traverseContext); +} + +/** + * PooledClass representing the bookkeeping associated with performing a child + * mapping. Allows avoiding binding callbacks. + * + * @constructor MapBookKeeping + * @param {!*} mapResult Object containing the ordered map of results. + * @param {!function} mapFunction Function to perform mapping with. + * @param {?*} mapContext Context to perform mapping with. + */ +function MapBookKeeping(mapResult, mapFunction, mapContext) { + this.mapResult = mapResult; + this.mapFunction = mapFunction; + this.mapContext = mapContext; +} +PooledClass.addPoolingTo(MapBookKeeping, threeArgumentPooler); + +function mapSingleChildIntoContext(traverseContext, child, name, i) { + var mapBookKeeping = traverseContext; + var mapResult = mapBookKeeping.mapResult; + + var keyUnique = !mapResult.hasOwnProperty(name); + if ("production" !== process.env.NODE_ENV) { + ("production" !== process.env.NODE_ENV ? warning( + keyUnique, + 'ReactChildren.map(...): Encountered two children with the same key, ' + + '`%s`. Child keys must be unique; when two children share a key, only ' + + 'the first child will be used.', + name + ) : null); + } + + if (keyUnique) { + var mappedChild = + mapBookKeeping.mapFunction.call(mapBookKeeping.mapContext, child, i); + mapResult[name] = mappedChild; + } +} + +/** + * Maps children that are typically specified as `props.children`. + * + * The provided mapFunction(child, key, index) will be called for each + * leaf child. + * + * TODO: This may likely break any calls to `ReactChildren.map` that were + * previously relying on the fact that we guarded against null children. + * + * @param {?*} children Children tree container. + * @param {function(*, int)} mapFunction. + * @param {*} mapContext Context for mapFunction. + * @return {object} Object containing the ordered map of results. + */ +function mapChildren(children, func, context) { + if (children == null) { + return children; + } + + var mapResult = {}; + var traverseContext = MapBookKeeping.getPooled(mapResult, func, context); + traverseAllChildren(children, mapSingleChildIntoContext, traverseContext); + MapBookKeeping.release(traverseContext); + return ReactFragment.create(mapResult); +} + +function forEachSingleChildDummy(traverseContext, child, name, i) { + return null; +} + +/** + * Count the number of children that are typically specified as + * `props.children`. + * + * @param {?*} children Children tree container. + * @return {number} The number of children. + */ +function countChildren(children, context) { + return traverseAllChildren(children, forEachSingleChildDummy, null); +} + +var ReactChildren = { + forEach: forEachChildren, + map: mapChildren, + count: countChildren +}; + +module.exports = ReactChildren; + +}).call(this,require('_process')) + +},{"./PooledClass":70,"./ReactFragment":109,"./traverseAllChildren":210,"./warning":212,"_process":1}],78:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactClass + */ + +'use strict'; + +var ReactComponent = require("./ReactComponent"); +var ReactCurrentOwner = require("./ReactCurrentOwner"); +var ReactElement = require("./ReactElement"); +var ReactErrorUtils = require("./ReactErrorUtils"); +var ReactInstanceMap = require("./ReactInstanceMap"); +var ReactLifeCycle = require("./ReactLifeCycle"); +var ReactPropTypeLocations = require("./ReactPropTypeLocations"); +var ReactPropTypeLocationNames = require("./ReactPropTypeLocationNames"); +var ReactUpdateQueue = require("./ReactUpdateQueue"); + +var assign = require("./Object.assign"); +var invariant = require("./invariant"); +var keyMirror = require("./keyMirror"); +var keyOf = require("./keyOf"); +var warning = require("./warning"); + +var MIXINS_KEY = keyOf({mixins: null}); + +/** + * Policies that describe methods in `ReactClassInterface`. + */ +var SpecPolicy = keyMirror({ + /** + * These methods may be defined only once by the class specification or mixin. + */ + DEFINE_ONCE: null, + /** + * These methods may be defined by both the class specification and mixins. + * Subsequent definitions will be chained. These methods must return void. + */ + DEFINE_MANY: null, + /** + * These methods are overriding the base class. + */ + OVERRIDE_BASE: null, + /** + * These methods are similar to DEFINE_MANY, except we assume they return + * objects. We try to merge the keys of the return values of all the mixed in + * functions. If there is a key conflict we throw. + */ + DEFINE_MANY_MERGED: null +}); + + +var injectedMixins = []; + +/** + * Composite components are higher-level components that compose other composite + * or native components. + * + * To create a new type of `ReactClass`, pass a specification of + * your new class to `React.createClass`. The only requirement of your class + * specification is that you implement a `render` method. + * + * var MyComponent = React.createClass({ + * render: function() { + * return <div>Hello World</div>; + * } + * }); + * + * The class specification supports a specific protocol of methods that have + * special meaning (e.g. `render`). See `ReactClassInterface` for + * more the comprehensive protocol. Any other properties and methods in the + * class specification will available on the prototype. + * + * @interface ReactClassInterface + * @internal + */ +var ReactClassInterface = { + + /** + * An array of Mixin objects to include when defining your component. + * + * @type {array} + * @optional + */ + mixins: SpecPolicy.DEFINE_MANY, + + /** + * An object containing properties and methods that should be defined on + * the component's constructor instead of its prototype (static methods). + * + * @type {object} + * @optional + */ + statics: SpecPolicy.DEFINE_MANY, + + /** + * Definition of prop types for this component. + * + * @type {object} + * @optional + */ + propTypes: SpecPolicy.DEFINE_MANY, + + /** + * Definition of context types for this component. + * + * @type {object} + * @optional + */ + contextTypes: SpecPolicy.DEFINE_MANY, + + /** + * Definition of context types this component sets for its children. + * + * @type {object} + * @optional + */ + childContextTypes: SpecPolicy.DEFINE_MANY, + + // ==== Definition methods ==== + + /** + * Invoked when the component is mounted. Values in the mapping will be set on + * `this.props` if that prop is not specified (i.e. using an `in` check). + * + * This method is invoked before `getInitialState` and therefore cannot rely + * on `this.state` or use `this.setState`. + * + * @return {object} + * @optional + */ + getDefaultProps: SpecPolicy.DEFINE_MANY_MERGED, + + /** + * Invoked once before the component is mounted. The return value will be used + * as the initial value of `this.state`. + * + * getInitialState: function() { + * return { + * isOn: false, + * fooBaz: new BazFoo() + * } + * } + * + * @return {object} + * @optional + */ + getInitialState: SpecPolicy.DEFINE_MANY_MERGED, + + /** + * @return {object} + * @optional + */ + getChildContext: SpecPolicy.DEFINE_MANY_MERGED, + + /** + * Uses props from `this.props` and state from `this.state` to render the + * structure of the component. + * + * No guarantees are made about when or how often this method is invoked, so + * it must not have side effects. + * + * render: function() { + * var name = this.props.name; + * return <div>Hello, {name}!</div>; + * } + * + * @return {ReactComponent} + * @nosideeffects + * @required + */ + render: SpecPolicy.DEFINE_ONCE, + + + + // ==== Delegate methods ==== + + /** + * Invoked when the component is initially created and about to be mounted. + * This may have side effects, but any external subscriptions or data created + * by this method must be cleaned up in `componentWillUnmount`. + * + * @optional + */ + componentWillMount: SpecPolicy.DEFINE_MANY, + + /** + * Invoked when the component has been mounted and has a DOM representation. + * However, there is no guarantee that the DOM node is in the document. + * + * Use this as an opportunity to operate on the DOM when the component has + * been mounted (initialized and rendered) for the first time. + * + * @param {DOMElement} rootNode DOM element representing the component. + * @optional + */ + componentDidMount: SpecPolicy.DEFINE_MANY, + + /** + * Invoked before the component receives new props. + * + * Use this as an opportunity to react to a prop transition by updating the + * state using `this.setState`. Current props are accessed via `this.props`. + * + * componentWillReceiveProps: function(nextProps, nextContext) { + * this.setState({ + * likesIncreasing: nextProps.likeCount > this.props.likeCount + * }); + * } + * + * NOTE: There is no equivalent `componentWillReceiveState`. An incoming prop + * transition may cause a state change, but the opposite is not true. If you + * need it, you are probably looking for `componentWillUpdate`. + * + * @param {object} nextProps + * @optional + */ + componentWillReceiveProps: SpecPolicy.DEFINE_MANY, + + /** + * Invoked while deciding if the component should be updated as a result of + * receiving new props, state and/or context. + * + * Use this as an opportunity to `return false` when you're certain that the + * transition to the new props/state/context will not require a component + * update. + * + * shouldComponentUpdate: function(nextProps, nextState, nextContext) { + * return !equal(nextProps, this.props) || + * !equal(nextState, this.state) || + * !equal(nextContext, this.context); + * } + * + * @param {object} nextProps + * @param {?object} nextState + * @param {?object} nextContext + * @return {boolean} True if the component should update. + * @optional + */ + shouldComponentUpdate: SpecPolicy.DEFINE_ONCE, + + /** + * Invoked when the component is about to update due to a transition from + * `this.props`, `this.state` and `this.context` to `nextProps`, `nextState` + * and `nextContext`. + * + * Use this as an opportunity to perform preparation before an update occurs. + * + * NOTE: You **cannot** use `this.setState()` in this method. + * + * @param {object} nextProps + * @param {?object} nextState + * @param {?object} nextContext + * @param {ReactReconcileTransaction} transaction + * @optional + */ + componentWillUpdate: SpecPolicy.DEFINE_MANY, + + /** + * Invoked when the component's DOM representation has been updated. + * + * Use this as an opportunity to operate on the DOM when the component has + * been updated. + * + * @param {object} prevProps + * @param {?object} prevState + * @param {?object} prevContext + * @param {DOMElement} rootNode DOM element representing the component. + * @optional + */ + componentDidUpdate: SpecPolicy.DEFINE_MANY, + + /** + * Invoked when the component is about to be removed from its parent and have + * its DOM representation destroyed. + * + * Use this as an opportunity to deallocate any external resources. + * + * NOTE: There is no `componentDidUnmount` since your component will have been + * destroyed by that point. + * + * @optional + */ + componentWillUnmount: SpecPolicy.DEFINE_MANY, + + + + // ==== Advanced methods ==== + + /** + * Updates the component's currently mounted DOM representation. + * + * By default, this implements React's rendering and reconciliation algorithm. + * Sophisticated clients may wish to override this. + * + * @param {ReactReconcileTransaction} transaction + * @internal + * @overridable + */ + updateComponent: SpecPolicy.OVERRIDE_BASE + +}; + +/** + * Mapping from class specification keys to special processing functions. + * + * Although these are declared like instance properties in the specification + * when defining classes using `React.createClass`, they are actually static + * and are accessible on the constructor instead of the prototype. Despite + * being static, they must be defined outside of the "statics" key under + * which all other static methods are defined. + */ +var RESERVED_SPEC_KEYS = { + displayName: function(Constructor, displayName) { + Constructor.displayName = displayName; + }, + mixins: function(Constructor, mixins) { + if (mixins) { + for (var i = 0; i < mixins.length; i++) { + mixSpecIntoComponent(Constructor, mixins[i]); + } + } + }, + childContextTypes: function(Constructor, childContextTypes) { + if ("production" !== process.env.NODE_ENV) { + validateTypeDef( + Constructor, + childContextTypes, + ReactPropTypeLocations.childContext + ); + } + Constructor.childContextTypes = assign( + {}, + Constructor.childContextTypes, + childContextTypes + ); + }, + contextTypes: function(Constructor, contextTypes) { + if ("production" !== process.env.NODE_ENV) { + validateTypeDef( + Constructor, + contextTypes, + ReactPropTypeLocations.context + ); + } + Constructor.contextTypes = assign( + {}, + Constructor.contextTypes, + contextTypes + ); + }, + /** + * Special case getDefaultProps which should move into statics but requires + * automatic merging. + */ + getDefaultProps: function(Constructor, getDefaultProps) { + if (Constructor.getDefaultProps) { + Constructor.getDefaultProps = createMergedResultFunction( + Constructor.getDefaultProps, + getDefaultProps + ); + } else { + Constructor.getDefaultProps = getDefaultProps; + } + }, + propTypes: function(Constructor, propTypes) { + if ("production" !== process.env.NODE_ENV) { + validateTypeDef( + Constructor, + propTypes, + ReactPropTypeLocations.prop + ); + } + Constructor.propTypes = assign( + {}, + Constructor.propTypes, + propTypes + ); + }, + statics: function(Constructor, statics) { + mixStaticSpecIntoComponent(Constructor, statics); + } +}; + +function validateTypeDef(Constructor, typeDef, location) { + for (var propName in typeDef) { + if (typeDef.hasOwnProperty(propName)) { + // use a warning instead of an invariant so components + // don't show up in prod but not in __DEV__ + ("production" !== process.env.NODE_ENV ? warning( + typeof typeDef[propName] === 'function', + '%s: %s type `%s` is invalid; it must be a function, usually from ' + + 'React.PropTypes.', + Constructor.displayName || 'ReactClass', + ReactPropTypeLocationNames[location], + propName + ) : null); + } + } +} + +function validateMethodOverride(proto, name) { + var specPolicy = ReactClassInterface.hasOwnProperty(name) ? + ReactClassInterface[name] : + null; + + // Disallow overriding of base class methods unless explicitly allowed. + if (ReactClassMixin.hasOwnProperty(name)) { + ("production" !== process.env.NODE_ENV ? invariant( + specPolicy === SpecPolicy.OVERRIDE_BASE, + 'ReactClassInterface: You are attempting to override ' + + '`%s` from your class specification. Ensure that your method names ' + + 'do not overlap with React methods.', + name + ) : invariant(specPolicy === SpecPolicy.OVERRIDE_BASE)); + } + + // Disallow defining methods more than once unless explicitly allowed. + if (proto.hasOwnProperty(name)) { + ("production" !== process.env.NODE_ENV ? invariant( + specPolicy === SpecPolicy.DEFINE_MANY || + specPolicy === SpecPolicy.DEFINE_MANY_MERGED, + 'ReactClassInterface: You are attempting to define ' + + '`%s` on your component more than once. This conflict may be due ' + + 'to a mixin.', + name + ) : invariant(specPolicy === SpecPolicy.DEFINE_MANY || + specPolicy === SpecPolicy.DEFINE_MANY_MERGED)); + } +} + +/** + * Mixin helper which handles policy validation and reserved + * specification keys when building React classses. + */ +function mixSpecIntoComponent(Constructor, spec) { + if (!spec) { + return; + } + + ("production" !== process.env.NODE_ENV ? invariant( + typeof spec !== 'function', + 'ReactClass: You\'re attempting to ' + + 'use a component class as a mixin. Instead, just use a regular object.' + ) : invariant(typeof spec !== 'function')); + ("production" !== process.env.NODE_ENV ? invariant( + !ReactElement.isValidElement(spec), + 'ReactClass: You\'re attempting to ' + + 'use a component as a mixin. Instead, just use a regular object.' + ) : invariant(!ReactElement.isValidElement(spec))); + + var proto = Constructor.prototype; + + // By handling mixins before any other properties, we ensure the same + // chaining order is applied to methods with DEFINE_MANY policy, whether + // mixins are listed before or after these methods in the spec. + if (spec.hasOwnProperty(MIXINS_KEY)) { + RESERVED_SPEC_KEYS.mixins(Constructor, spec.mixins); + } + + for (var name in spec) { + if (!spec.hasOwnProperty(name)) { + continue; + } + + if (name === MIXINS_KEY) { + // We have already handled mixins in a special case above + continue; + } + + var property = spec[name]; + validateMethodOverride(proto, name); + + if (RESERVED_SPEC_KEYS.hasOwnProperty(name)) { + RESERVED_SPEC_KEYS[name](Constructor, property); + } else { + // Setup methods on prototype: + // The following member methods should not be automatically bound: + // 1. Expected ReactClass methods (in the "interface"). + // 2. Overridden methods (that were mixed in). + var isReactClassMethod = + ReactClassInterface.hasOwnProperty(name); + var isAlreadyDefined = proto.hasOwnProperty(name); + var markedDontBind = property && property.__reactDontBind; + var isFunction = typeof property === 'function'; + var shouldAutoBind = + isFunction && + !isReactClassMethod && + !isAlreadyDefined && + !markedDontBind; + + if (shouldAutoBind) { + if (!proto.__reactAutoBindMap) { + proto.__reactAutoBindMap = {}; + } + proto.__reactAutoBindMap[name] = property; + proto[name] = property; + } else { + if (isAlreadyDefined) { + var specPolicy = ReactClassInterface[name]; + + // These cases should already be caught by validateMethodOverride + ("production" !== process.env.NODE_ENV ? invariant( + isReactClassMethod && ( + (specPolicy === SpecPolicy.DEFINE_MANY_MERGED || specPolicy === SpecPolicy.DEFINE_MANY) + ), + 'ReactClass: Unexpected spec policy %s for key %s ' + + 'when mixing in component specs.', + specPolicy, + name + ) : invariant(isReactClassMethod && ( + (specPolicy === SpecPolicy.DEFINE_MANY_MERGED || specPolicy === SpecPolicy.DEFINE_MANY) + ))); + + // For methods which are defined more than once, call the existing + // methods before calling the new property, merging if appropriate. + if (specPolicy === SpecPolicy.DEFINE_MANY_MERGED) { + proto[name] = createMergedResultFunction(proto[name], property); + } else if (specPolicy === SpecPolicy.DEFINE_MANY) { + proto[name] = createChainedFunction(proto[name], property); + } + } else { + proto[name] = property; + if ("production" !== process.env.NODE_ENV) { + // Add verbose displayName to the function, which helps when looking + // at profiling tools. + if (typeof property === 'function' && spec.displayName) { + proto[name].displayName = spec.displayName + '_' + name; + } + } + } + } + } + } +} + +function mixStaticSpecIntoComponent(Constructor, statics) { + if (!statics) { + return; + } + for (var name in statics) { + var property = statics[name]; + if (!statics.hasOwnProperty(name)) { + continue; + } + + var isReserved = name in RESERVED_SPEC_KEYS; + ("production" !== process.env.NODE_ENV ? invariant( + !isReserved, + 'ReactClass: You are attempting to define a reserved ' + + 'property, `%s`, that shouldn\'t be on the "statics" key. Define it ' + + 'as an instance property instead; it will still be accessible on the ' + + 'constructor.', + name + ) : invariant(!isReserved)); + + var isInherited = name in Constructor; + ("production" !== process.env.NODE_ENV ? invariant( + !isInherited, + 'ReactClass: You are attempting to define ' + + '`%s` on your component more than once. This conflict may be ' + + 'due to a mixin.', + name + ) : invariant(!isInherited)); + Constructor[name] = property; + } +} + +/** + * Merge two objects, but throw if both contain the same key. + * + * @param {object} one The first object, which is mutated. + * @param {object} two The second object + * @return {object} one after it has been mutated to contain everything in two. + */ +function mergeIntoWithNoDuplicateKeys(one, two) { + ("production" !== process.env.NODE_ENV ? invariant( + one && two && typeof one === 'object' && typeof two === 'object', + 'mergeIntoWithNoDuplicateKeys(): Cannot merge non-objects.' + ) : invariant(one && two && typeof one === 'object' && typeof two === 'object')); + + for (var key in two) { + if (two.hasOwnProperty(key)) { + ("production" !== process.env.NODE_ENV ? invariant( + one[key] === undefined, + 'mergeIntoWithNoDuplicateKeys(): ' + + 'Tried to merge two objects with the same key: `%s`. This conflict ' + + 'may be due to a mixin; in particular, this may be caused by two ' + + 'getInitialState() or getDefaultProps() methods returning objects ' + + 'with clashing keys.', + key + ) : invariant(one[key] === undefined)); + one[key] = two[key]; + } + } + return one; +} + +/** + * Creates a function that invokes two functions and merges their return values. + * + * @param {function} one Function to invoke first. + * @param {function} two Function to invoke second. + * @return {function} Function that invokes the two argument functions. + * @private + */ +function createMergedResultFunction(one, two) { + return function mergedResult() { + var a = one.apply(this, arguments); + var b = two.apply(this, arguments); + if (a == null) { + return b; + } else if (b == null) { + return a; + } + var c = {}; + mergeIntoWithNoDuplicateKeys(c, a); + mergeIntoWithNoDuplicateKeys(c, b); + return c; + }; +} + +/** + * Creates a function that invokes two functions and ignores their return vales. + * + * @param {function} one Function to invoke first. + * @param {function} two Function to invoke second. + * @return {function} Function that invokes the two argument functions. + * @private + */ +function createChainedFunction(one, two) { + return function chainedFunction() { + one.apply(this, arguments); + two.apply(this, arguments); + }; +} + +/** + * Binds a method to the component. + * + * @param {object} component Component whose method is going to be bound. + * @param {function} method Method to be bound. + * @return {function} The bound method. + */ +function bindAutoBindMethod(component, method) { + var boundMethod = method.bind(component); + if ("production" !== process.env.NODE_ENV) { + boundMethod.__reactBoundContext = component; + boundMethod.__reactBoundMethod = method; + boundMethod.__reactBoundArguments = null; + var componentName = component.constructor.displayName; + var _bind = boundMethod.bind; + /* eslint-disable block-scoped-var, no-undef */ + boundMethod.bind = function(newThis ) {for (var args=[],$__0=1,$__1=arguments.length;$__0<$__1;$__0++) args.push(arguments[$__0]); + // User is trying to bind() an autobound method; we effectively will + // ignore the value of "this" that the user is trying to use, so + // let's warn. + if (newThis !== component && newThis !== null) { + ("production" !== process.env.NODE_ENV ? warning( + false, + 'bind(): React component methods may only be bound to the ' + + 'component instance. See %s', + componentName + ) : null); + } else if (!args.length) { + ("production" !== process.env.NODE_ENV ? warning( + false, + 'bind(): You are binding a component method to the component. ' + + 'React does this for you automatically in a high-performance ' + + 'way, so you can safely remove this call. See %s', + componentName + ) : null); + return boundMethod; + } + var reboundMethod = _bind.apply(boundMethod, arguments); + reboundMethod.__reactBoundContext = component; + reboundMethod.__reactBoundMethod = method; + reboundMethod.__reactBoundArguments = args; + return reboundMethod; + /* eslint-enable */ + }; + } + return boundMethod; +} + +/** + * Binds all auto-bound methods in a component. + * + * @param {object} component Component whose method is going to be bound. + */ +function bindAutoBindMethods(component) { + for (var autoBindKey in component.__reactAutoBindMap) { + if (component.__reactAutoBindMap.hasOwnProperty(autoBindKey)) { + var method = component.__reactAutoBindMap[autoBindKey]; + component[autoBindKey] = bindAutoBindMethod( + component, + ReactErrorUtils.guard( + method, + component.constructor.displayName + '.' + autoBindKey + ) + ); + } + } +} + +var typeDeprecationDescriptor = { + enumerable: false, + get: function() { + var displayName = this.displayName || this.name || 'Component'; + ("production" !== process.env.NODE_ENV ? warning( + false, + '%s.type is deprecated. Use %s directly to access the class.', + displayName, + displayName + ) : null); + Object.defineProperty(this, 'type', { + value: this + }); + return this; + } +}; + +/** + * Add more to the ReactClass base class. These are all legacy features and + * therefore not already part of the modern ReactComponent. + */ +var ReactClassMixin = { + + /** + * TODO: This will be deprecated because state should always keep a consistent + * type signature and the only use case for this, is to avoid that. + */ + replaceState: function(newState, callback) { + ReactUpdateQueue.enqueueReplaceState(this, newState); + if (callback) { + ReactUpdateQueue.enqueueCallback(this, callback); + } + }, + + /** + * Checks whether or not this composite component is mounted. + * @return {boolean} True if mounted, false otherwise. + * @protected + * @final + */ + isMounted: function() { + if ("production" !== process.env.NODE_ENV) { + var owner = ReactCurrentOwner.current; + if (owner !== null) { + ("production" !== process.env.NODE_ENV ? warning( + owner._warnedAboutRefsInRender, + '%s is accessing isMounted inside its render() function. ' + + 'render() should be a pure function of props and state. It should ' + + 'never access something that requires stale data from the previous ' + + 'render, such as refs. Move this logic to componentDidMount and ' + + 'componentDidUpdate instead.', + owner.getName() || 'A component' + ) : null); + owner._warnedAboutRefsInRender = true; + } + } + var internalInstance = ReactInstanceMap.get(this); + return ( + internalInstance && + internalInstance !== ReactLifeCycle.currentlyMountingInstance + ); + }, + + /** + * Sets a subset of the props. + * + * @param {object} partialProps Subset of the next props. + * @param {?function} callback Called after props are updated. + * @final + * @public + * @deprecated + */ + setProps: function(partialProps, callback) { + ReactUpdateQueue.enqueueSetProps(this, partialProps); + if (callback) { + ReactUpdateQueue.enqueueCallback(this, callback); + } + }, + + /** + * Replace all the props. + * + * @param {object} newProps Subset of the next props. + * @param {?function} callback Called after props are updated. + * @final + * @public + * @deprecated + */ + replaceProps: function(newProps, callback) { + ReactUpdateQueue.enqueueReplaceProps(this, newProps); + if (callback) { + ReactUpdateQueue.enqueueCallback(this, callback); + } + } +}; + +var ReactClassComponent = function() {}; +assign( + ReactClassComponent.prototype, + ReactComponent.prototype, + ReactClassMixin +); + +/** + * Module for creating composite components. + * + * @class ReactClass + */ +var ReactClass = { + + /** + * Creates a composite component class given a class specification. + * + * @param {object} spec Class specification (which must define `render`). + * @return {function} Component constructor function. + * @public + */ + createClass: function(spec) { + var Constructor = function(props, context) { + // This constructor is overridden by mocks. The argument is used + // by mocks to assert on what gets mounted. + + if ("production" !== process.env.NODE_ENV) { + ("production" !== process.env.NODE_ENV ? warning( + this instanceof Constructor, + 'Something is calling a React component directly. Use a factory or ' + + 'JSX instead. See: https://fb.me/react-legacyfactory' + ) : null); + } + + // Wire up auto-binding + if (this.__reactAutoBindMap) { + bindAutoBindMethods(this); + } + + this.props = props; + this.context = context; + this.state = null; + + // ReactClasses doesn't have constructors. Instead, they use the + // getInitialState and componentWillMount methods for initialization. + + var initialState = this.getInitialState ? this.getInitialState() : null; + if ("production" !== process.env.NODE_ENV) { + // We allow auto-mocks to proceed as if they're returning null. + if (typeof initialState === 'undefined' && + this.getInitialState._isMockFunction) { + // This is probably bad practice. Consider warning here and + // deprecating this convenience. + initialState = null; + } + } + ("production" !== process.env.NODE_ENV ? invariant( + typeof initialState === 'object' && !Array.isArray(initialState), + '%s.getInitialState(): must return an object or null', + Constructor.displayName || 'ReactCompositeComponent' + ) : invariant(typeof initialState === 'object' && !Array.isArray(initialState))); + + this.state = initialState; + }; + Constructor.prototype = new ReactClassComponent(); + Constructor.prototype.constructor = Constructor; + + injectedMixins.forEach( + mixSpecIntoComponent.bind(null, Constructor) + ); + + mixSpecIntoComponent(Constructor, spec); + + // Initialize the defaultProps property after all mixins have been merged + if (Constructor.getDefaultProps) { + Constructor.defaultProps = Constructor.getDefaultProps(); + } + + if ("production" !== process.env.NODE_ENV) { + // This is a tag to indicate that the use of these method names is ok, + // since it's used with createClass. If it's not, then it's likely a + // mistake so we'll warn you to use the static property, property + // initializer or constructor respectively. + if (Constructor.getDefaultProps) { + Constructor.getDefaultProps.isReactClassApproved = {}; + } + if (Constructor.prototype.getInitialState) { + Constructor.prototype.getInitialState.isReactClassApproved = {}; + } + } + + ("production" !== process.env.NODE_ENV ? invariant( + Constructor.prototype.render, + 'createClass(...): Class specification must implement a `render` method.' + ) : invariant(Constructor.prototype.render)); + + if ("production" !== process.env.NODE_ENV) { + ("production" !== process.env.NODE_ENV ? warning( + !Constructor.prototype.componentShouldUpdate, + '%s has a method called ' + + 'componentShouldUpdate(). Did you mean shouldComponentUpdate()? ' + + 'The name is phrased as a question because the function is ' + + 'expected to return a value.', + spec.displayName || 'A component' + ) : null); + } + + // Reduce time spent doing lookups by setting these on the prototype. + for (var methodName in ReactClassInterface) { + if (!Constructor.prototype[methodName]) { + Constructor.prototype[methodName] = null; + } + } + + // Legacy hook + Constructor.type = Constructor; + if ("production" !== process.env.NODE_ENV) { + try { + Object.defineProperty(Constructor, 'type', typeDeprecationDescriptor); + } catch (x) { + // IE will fail on defineProperty (es5-shim/sham too) + } + } + + return Constructor; + }, + + injection: { + injectMixin: function(mixin) { + injectedMixins.push(mixin); + } + } + +}; + +module.exports = ReactClass; + +}).call(this,require('_process')) + +},{"./Object.assign":69,"./ReactComponent":79,"./ReactCurrentOwner":85,"./ReactElement":103,"./ReactErrorUtils":106,"./ReactInstanceMap":113,"./ReactLifeCycle":114,"./ReactPropTypeLocationNames":124,"./ReactPropTypeLocations":125,"./ReactUpdateQueue":139,"./invariant":191,"./keyMirror":197,"./keyOf":198,"./warning":212,"_process":1}],79:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactComponent + */ + +'use strict'; + +var ReactUpdateQueue = require("./ReactUpdateQueue"); + +var invariant = require("./invariant"); +var warning = require("./warning"); + +/** + * Base class helpers for the updating state of a component. + */ +function ReactComponent(props, context) { + this.props = props; + this.context = context; +} + +/** + * Sets a subset of the state. Always use this to mutate + * state. You should treat `this.state` as immutable. + * + * There is no guarantee that `this.state` will be immediately updated, so + * accessing `this.state` after calling this method may return the old value. + * + * There is no guarantee that calls to `setState` will run synchronously, + * as they may eventually be batched together. You can provide an optional + * callback that will be executed when the call to setState is actually + * completed. + * + * When a function is provided to setState, it will be called at some point in + * the future (not synchronously). It will be called with the up to date + * component arguments (state, props, context). These values can be different + * from this.* because your function may be called after receiveProps but before + * shouldComponentUpdate, and this new state, props, and context will not yet be + * assigned to this. + * + * @param {object|function} partialState Next partial state or function to + * produce next partial state to be merged with current state. + * @param {?function} callback Called after state is updated. + * @final + * @protected + */ +ReactComponent.prototype.setState = function(partialState, callback) { + ("production" !== process.env.NODE_ENV ? invariant( + typeof partialState === 'object' || + typeof partialState === 'function' || + partialState == null, + 'setState(...): takes an object of state variables to update or a ' + + 'function which returns an object of state variables.' + ) : invariant(typeof partialState === 'object' || + typeof partialState === 'function' || + partialState == null)); + if ("production" !== process.env.NODE_ENV) { + ("production" !== process.env.NODE_ENV ? warning( + partialState != null, + 'setState(...): You passed an undefined or null state object; ' + + 'instead, use forceUpdate().' + ) : null); + } + ReactUpdateQueue.enqueueSetState(this, partialState); + if (callback) { + ReactUpdateQueue.enqueueCallback(this, callback); + } +}; + +/** + * Forces an update. This should only be invoked when it is known with + * certainty that we are **not** in a DOM transaction. + * + * You may want to call this when you know that some deeper aspect of the + * component's state has changed but `setState` was not called. + * + * This will not invoke `shouldComponentUpdate`, but it will invoke + * `componentWillUpdate` and `componentDidUpdate`. + * + * @param {?function} callback Called after update is complete. + * @final + * @protected + */ +ReactComponent.prototype.forceUpdate = function(callback) { + ReactUpdateQueue.enqueueForceUpdate(this); + if (callback) { + ReactUpdateQueue.enqueueCallback(this, callback); + } +}; + +/** + * Deprecated APIs. These APIs used to exist on classic React classes but since + * we would like to deprecate them, we're not going to move them over to this + * modern base class. Instead, we define a getter that warns if it's accessed. + */ +if ("production" !== process.env.NODE_ENV) { + var deprecatedAPIs = { + getDOMNode: [ + 'getDOMNode', + 'Use React.findDOMNode(component) instead.' + ], + isMounted: [ + 'isMounted', + 'Instead, make sure to clean up subscriptions and pending requests in ' + + 'componentWillUnmount to prevent memory leaks.' + ], + replaceProps: [ + 'replaceProps', + 'Instead, call React.render again at the top level.' + ], + replaceState: [ + 'replaceState', + 'Refactor your code to use setState instead (see ' + + 'https://github.com/facebook/react/issues/3236).' + ], + setProps: [ + 'setProps', + 'Instead, call React.render again at the top level.' + ] + }; + var defineDeprecationWarning = function(methodName, info) { + try { + Object.defineProperty(ReactComponent.prototype, methodName, { + get: function() { + ("production" !== process.env.NODE_ENV ? warning( + false, + '%s(...) is deprecated in plain JavaScript React classes. %s', + info[0], + info[1] + ) : null); + return undefined; + } + }); + } catch (x) { + // IE will fail on defineProperty (es5-shim/sham too) + } + }; + for (var fnName in deprecatedAPIs) { + if (deprecatedAPIs.hasOwnProperty(fnName)) { + defineDeprecationWarning(fnName, deprecatedAPIs[fnName]); + } + } +} + +module.exports = ReactComponent; + +}).call(this,require('_process')) + +},{"./ReactUpdateQueue":139,"./invariant":191,"./warning":212,"_process":1}],80:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactComponentBrowserEnvironment + */ + +/*jslint evil: true */ + +'use strict'; + +var ReactDOMIDOperations = require("./ReactDOMIDOperations"); +var ReactMount = require("./ReactMount"); + +/** + * Abstracts away all functionality of the reconciler that requires knowledge of + * the browser context. TODO: These callers should be refactored to avoid the + * need for this injection. + */ +var ReactComponentBrowserEnvironment = { + + processChildrenUpdates: + ReactDOMIDOperations.dangerouslyProcessChildrenUpdates, + + replaceNodeWithMarkupByID: + ReactDOMIDOperations.dangerouslyReplaceNodeWithMarkupByID, + + /** + * If a particular environment requires that some resources be cleaned up, + * specify this in the injected Mixin. In the DOM, we would likely want to + * purge any cached node ID lookups. + * + * @private + */ + unmountIDFromEnvironment: function(rootNodeID) { + ReactMount.purgeID(rootNodeID); + } + +}; + +module.exports = ReactComponentBrowserEnvironment; + +},{"./ReactDOMIDOperations":90,"./ReactMount":117}],81:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2014-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactComponentEnvironment + */ + +'use strict'; + +var invariant = require("./invariant"); + +var injected = false; + +var ReactComponentEnvironment = { + + /** + * Optionally injectable environment dependent cleanup hook. (server vs. + * browser etc). Example: A browser system caches DOM nodes based on component + * ID and must remove that cache entry when this instance is unmounted. + */ + unmountIDFromEnvironment: null, + + /** + * Optionally injectable hook for swapping out mount images in the middle of + * the tree. + */ + replaceNodeWithMarkupByID: null, + + /** + * Optionally injectable hook for processing a queue of child updates. Will + * later move into MultiChildComponents. + */ + processChildrenUpdates: null, + + injection: { + injectEnvironment: function(environment) { + ("production" !== process.env.NODE_ENV ? invariant( + !injected, + 'ReactCompositeComponent: injectEnvironment() can only be called once.' + ) : invariant(!injected)); + ReactComponentEnvironment.unmountIDFromEnvironment = + environment.unmountIDFromEnvironment; + ReactComponentEnvironment.replaceNodeWithMarkupByID = + environment.replaceNodeWithMarkupByID; + ReactComponentEnvironment.processChildrenUpdates = + environment.processChildrenUpdates; + injected = true; + } + } + +}; + +module.exports = ReactComponentEnvironment; + +}).call(this,require('_process')) + +},{"./invariant":191,"_process":1}],82:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * +* @providesModule ReactComponentWithPureRenderMixin +*/ + +'use strict'; + +var shallowEqual = require("./shallowEqual"); + +/** + * If your React component's render function is "pure", e.g. it will render the + * same result given the same props and state, provide this Mixin for a + * considerable performance boost. + * + * Most React components have pure render functions. + * + * Example: + * + * var ReactComponentWithPureRenderMixin = + * require('ReactComponentWithPureRenderMixin'); + * React.createClass({ + * mixins: [ReactComponentWithPureRenderMixin], + * + * render: function() { + * return <div className={this.props.className}>foo</div>; + * } + * }); + * + * Note: This only checks shallow equality for props and state. If these contain + * complex data structures this mixin may have false-negatives for deeper + * differences. Only mixin to components which have simple props and state, or + * use `forceUpdate()` when you know deep data structures have changed. + */ +var ReactComponentWithPureRenderMixin = { + shouldComponentUpdate: function(nextProps, nextState) { + return !shallowEqual(this.props, nextProps) || + !shallowEqual(this.state, nextState); + } +}; + +module.exports = ReactComponentWithPureRenderMixin; + +},{"./shallowEqual":207}],83:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactCompositeComponent + */ + +'use strict'; + +var ReactComponentEnvironment = require("./ReactComponentEnvironment"); +var ReactContext = require("./ReactContext"); +var ReactCurrentOwner = require("./ReactCurrentOwner"); +var ReactElement = require("./ReactElement"); +var ReactElementValidator = require("./ReactElementValidator"); +var ReactInstanceMap = require("./ReactInstanceMap"); +var ReactLifeCycle = require("./ReactLifeCycle"); +var ReactNativeComponent = require("./ReactNativeComponent"); +var ReactPerf = require("./ReactPerf"); +var ReactPropTypeLocations = require("./ReactPropTypeLocations"); +var ReactPropTypeLocationNames = require("./ReactPropTypeLocationNames"); +var ReactReconciler = require("./ReactReconciler"); +var ReactUpdates = require("./ReactUpdates"); + +var assign = require("./Object.assign"); +var emptyObject = require("./emptyObject"); +var invariant = require("./invariant"); +var shouldUpdateReactComponent = require("./shouldUpdateReactComponent"); +var warning = require("./warning"); + +function getDeclarationErrorAddendum(component) { + var owner = component._currentElement._owner || null; + if (owner) { + var name = owner.getName(); + if (name) { + return ' Check the render method of `' + name + '`.'; + } + } + return ''; +} + +/** + * ------------------ The Life-Cycle of a Composite Component ------------------ + * + * - constructor: Initialization of state. The instance is now retained. + * - componentWillMount + * - render + * - [children's constructors] + * - [children's componentWillMount and render] + * - [children's componentDidMount] + * - componentDidMount + * + * Update Phases: + * - componentWillReceiveProps (only called if parent updated) + * - shouldComponentUpdate + * - componentWillUpdate + * - render + * - [children's constructors or receive props phases] + * - componentDidUpdate + * + * - componentWillUnmount + * - [children's componentWillUnmount] + * - [children destroyed] + * - (destroyed): The instance is now blank, released by React and ready for GC. + * + * ----------------------------------------------------------------------------- + */ + +/** + * An incrementing ID assigned to each component when it is mounted. This is + * used to enforce the order in which `ReactUpdates` updates dirty components. + * + * @private + */ +var nextMountID = 1; + +/** + * @lends {ReactCompositeComponent.prototype} + */ +var ReactCompositeComponentMixin = { + + /** + * Base constructor for all composite component. + * + * @param {ReactElement} element + * @final + * @internal + */ + construct: function(element) { + this._currentElement = element; + this._rootNodeID = null; + this._instance = null; + + // See ReactUpdateQueue + this._pendingElement = null; + this._pendingStateQueue = null; + this._pendingReplaceState = false; + this._pendingForceUpdate = false; + + this._renderedComponent = null; + + this._context = null; + this._mountOrder = 0; + this._isTopLevel = false; + + // See ReactUpdates and ReactUpdateQueue. + this._pendingCallbacks = null; + }, + + /** + * Initializes the component, renders markup, and registers event listeners. + * + * @param {string} rootID DOM ID of the root node. + * @param {ReactReconcileTransaction|ReactServerRenderingTransaction} transaction + * @return {?string} Rendered markup to be inserted into the DOM. + * @final + * @internal + */ + mountComponent: function(rootID, transaction, context) { + this._context = context; + this._mountOrder = nextMountID++; + this._rootNodeID = rootID; + + var publicProps = this._processProps(this._currentElement.props); + var publicContext = this._processContext(this._currentElement._context); + + var Component = ReactNativeComponent.getComponentClassForElement( + this._currentElement + ); + + // Initialize the public class + var inst = new Component(publicProps, publicContext); + + if ("production" !== process.env.NODE_ENV) { + // This will throw later in _renderValidatedComponent, but add an early + // warning now to help debugging + ("production" !== process.env.NODE_ENV ? warning( + inst.render != null, + '%s(...): No `render` method found on the returned component ' + + 'instance: you may have forgotten to define `render` in your ' + + 'component or you may have accidentally tried to render an element ' + + 'whose type is a function that isn\'t a React component.', + Component.displayName || Component.name || 'Component' + ) : null); + } + + // These should be set up in the constructor, but as a convenience for + // simpler class abstractions, we set them up after the fact. + inst.props = publicProps; + inst.context = publicContext; + inst.refs = emptyObject; + + this._instance = inst; + + // Store a reference from the instance back to the internal representation + ReactInstanceMap.set(inst, this); + + if ("production" !== process.env.NODE_ENV) { + this._warnIfContextsDiffer(this._currentElement._context, context); + } + + if ("production" !== process.env.NODE_ENV) { + // Since plain JS classes are defined without any special initialization + // logic, we can not catch common errors early. Therefore, we have to + // catch them here, at initialization time, instead. + ("production" !== process.env.NODE_ENV ? warning( + !inst.getInitialState || + inst.getInitialState.isReactClassApproved, + 'getInitialState was defined on %s, a plain JavaScript class. ' + + 'This is only supported for classes created using React.createClass. ' + + 'Did you mean to define a state property instead?', + this.getName() || 'a component' + ) : null); + ("production" !== process.env.NODE_ENV ? warning( + !inst.getDefaultProps || + inst.getDefaultProps.isReactClassApproved, + 'getDefaultProps was defined on %s, a plain JavaScript class. ' + + 'This is only supported for classes created using React.createClass. ' + + 'Use a static property to define defaultProps instead.', + this.getName() || 'a component' + ) : null); + ("production" !== process.env.NODE_ENV ? warning( + !inst.propTypes, + 'propTypes was defined as an instance property on %s. Use a static ' + + 'property to define propTypes instead.', + this.getName() || 'a component' + ) : null); + ("production" !== process.env.NODE_ENV ? warning( + !inst.contextTypes, + 'contextTypes was defined as an instance property on %s. Use a ' + + 'static property to define contextTypes instead.', + this.getName() || 'a component' + ) : null); + ("production" !== process.env.NODE_ENV ? warning( + typeof inst.componentShouldUpdate !== 'function', + '%s has a method called ' + + 'componentShouldUpdate(). Did you mean shouldComponentUpdate()? ' + + 'The name is phrased as a question because the function is ' + + 'expected to return a value.', + (this.getName() || 'A component') + ) : null); + } + + var initialState = inst.state; + if (initialState === undefined) { + inst.state = initialState = null; + } + ("production" !== process.env.NODE_ENV ? invariant( + typeof initialState === 'object' && !Array.isArray(initialState), + '%s.state: must be set to an object or null', + this.getName() || 'ReactCompositeComponent' + ) : invariant(typeof initialState === 'object' && !Array.isArray(initialState))); + + this._pendingStateQueue = null; + this._pendingReplaceState = false; + this._pendingForceUpdate = false; + + var childContext; + var renderedElement; + + var previouslyMounting = ReactLifeCycle.currentlyMountingInstance; + ReactLifeCycle.currentlyMountingInstance = this; + try { + if (inst.componentWillMount) { + inst.componentWillMount(); + // When mounting, calls to `setState` by `componentWillMount` will set + // `this._pendingStateQueue` without triggering a re-render. + if (this._pendingStateQueue) { + inst.state = this._processPendingState(inst.props, inst.context); + } + } + + childContext = this._getValidatedChildContext(context); + renderedElement = this._renderValidatedComponent(childContext); + } finally { + ReactLifeCycle.currentlyMountingInstance = previouslyMounting; + } + + this._renderedComponent = this._instantiateReactComponent( + renderedElement, + this._currentElement.type // The wrapping type + ); + + var markup = ReactReconciler.mountComponent( + this._renderedComponent, + rootID, + transaction, + this._mergeChildContext(context, childContext) + ); + if (inst.componentDidMount) { + transaction.getReactMountReady().enqueue(inst.componentDidMount, inst); + } + + return markup; + }, + + /** + * Releases any resources allocated by `mountComponent`. + * + * @final + * @internal + */ + unmountComponent: function() { + var inst = this._instance; + + if (inst.componentWillUnmount) { + var previouslyUnmounting = ReactLifeCycle.currentlyUnmountingInstance; + ReactLifeCycle.currentlyUnmountingInstance = this; + try { + inst.componentWillUnmount(); + } finally { + ReactLifeCycle.currentlyUnmountingInstance = previouslyUnmounting; + } + } + + ReactReconciler.unmountComponent(this._renderedComponent); + this._renderedComponent = null; + + // Reset pending fields + this._pendingStateQueue = null; + this._pendingReplaceState = false; + this._pendingForceUpdate = false; + this._pendingCallbacks = null; + this._pendingElement = null; + + // These fields do not really need to be reset since this object is no + // longer accessible. + this._context = null; + this._rootNodeID = null; + + // Delete the reference from the instance to this internal representation + // which allow the internals to be properly cleaned up even if the user + // leaks a reference to the public instance. + ReactInstanceMap.remove(inst); + + // Some existing components rely on inst.props even after they've been + // destroyed (in event handlers). + // TODO: inst.props = null; + // TODO: inst.state = null; + // TODO: inst.context = null; + }, + + /** + * Schedule a partial update to the props. Only used for internal testing. + * + * @param {object} partialProps Subset of the next props. + * @param {?function} callback Called after props are updated. + * @final + * @internal + */ + _setPropsInternal: function(partialProps, callback) { + // This is a deoptimized path. We optimize for always having an element. + // This creates an extra internal element. + var element = this._pendingElement || this._currentElement; + this._pendingElement = ReactElement.cloneAndReplaceProps( + element, + assign({}, element.props, partialProps) + ); + ReactUpdates.enqueueUpdate(this, callback); + }, + + /** + * Filters the context object to only contain keys specified in + * `contextTypes` + * + * @param {object} context + * @return {?object} + * @private + */ + _maskContext: function(context) { + var maskedContext = null; + // This really should be getting the component class for the element, + // but we know that we're not going to need it for built-ins. + if (typeof this._currentElement.type === 'string') { + return emptyObject; + } + var contextTypes = this._currentElement.type.contextTypes; + if (!contextTypes) { + return emptyObject; + } + maskedContext = {}; + for (var contextName in contextTypes) { + maskedContext[contextName] = context[contextName]; + } + return maskedContext; + }, + + /** + * Filters the context object to only contain keys specified in + * `contextTypes`, and asserts that they are valid. + * + * @param {object} context + * @return {?object} + * @private + */ + _processContext: function(context) { + var maskedContext = this._maskContext(context); + if ("production" !== process.env.NODE_ENV) { + var Component = ReactNativeComponent.getComponentClassForElement( + this._currentElement + ); + if (Component.contextTypes) { + this._checkPropTypes( + Component.contextTypes, + maskedContext, + ReactPropTypeLocations.context + ); + } + } + return maskedContext; + }, + + /** + * @param {object} currentContext + * @return {object} + * @private + */ + _getValidatedChildContext: function(currentContext) { + var inst = this._instance; + var childContext = inst.getChildContext && inst.getChildContext(); + if (childContext) { + ("production" !== process.env.NODE_ENV ? invariant( + typeof inst.constructor.childContextTypes === 'object', + '%s.getChildContext(): childContextTypes must be defined in order to ' + + 'use getChildContext().', + this.getName() || 'ReactCompositeComponent' + ) : invariant(typeof inst.constructor.childContextTypes === 'object')); + if ("production" !== process.env.NODE_ENV) { + this._checkPropTypes( + inst.constructor.childContextTypes, + childContext, + ReactPropTypeLocations.childContext + ); + } + for (var name in childContext) { + ("production" !== process.env.NODE_ENV ? invariant( + name in inst.constructor.childContextTypes, + '%s.getChildContext(): key "%s" is not defined in childContextTypes.', + this.getName() || 'ReactCompositeComponent', + name + ) : invariant(name in inst.constructor.childContextTypes)); + } + return childContext; + } + return null; + }, + + _mergeChildContext: function(currentContext, childContext) { + if (childContext) { + return assign({}, currentContext, childContext); + } + return currentContext; + }, + + /** + * Processes props by setting default values for unspecified props and + * asserting that the props are valid. Does not mutate its argument; returns + * a new props object with defaults merged in. + * + * @param {object} newProps + * @return {object} + * @private + */ + _processProps: function(newProps) { + if ("production" !== process.env.NODE_ENV) { + var Component = ReactNativeComponent.getComponentClassForElement( + this._currentElement + ); + if (Component.propTypes) { + this._checkPropTypes( + Component.propTypes, + newProps, + ReactPropTypeLocations.prop + ); + } + } + return newProps; + }, + + /** + * Assert that the props are valid + * + * @param {object} propTypes Map of prop name to a ReactPropType + * @param {object} props + * @param {string} location e.g. "prop", "context", "child context" + * @private + */ + _checkPropTypes: function(propTypes, props, location) { + // TODO: Stop validating prop types here and only use the element + // validation. + var componentName = this.getName(); + for (var propName in propTypes) { + if (propTypes.hasOwnProperty(propName)) { + var error; + try { + // This is intentionally an invariant that gets caught. It's the same + // behavior as without this statement except with a better message. + ("production" !== process.env.NODE_ENV ? invariant( + typeof propTypes[propName] === 'function', + '%s: %s type `%s` is invalid; it must be a function, usually ' + + 'from React.PropTypes.', + componentName || 'React class', + ReactPropTypeLocationNames[location], + propName + ) : invariant(typeof propTypes[propName] === 'function')); + error = propTypes[propName](props, propName, componentName, location); + } catch (ex) { + error = ex; + } + if (error instanceof Error) { + // We may want to extend this logic for similar errors in + // React.render calls, so I'm abstracting it away into + // a function to minimize refactoring in the future + var addendum = getDeclarationErrorAddendum(this); + + if (location === ReactPropTypeLocations.prop) { + // Preface gives us something to blacklist in warning module + ("production" !== process.env.NODE_ENV ? warning( + false, + 'Failed Composite propType: %s%s', + error.message, + addendum + ) : null); + } else { + ("production" !== process.env.NODE_ENV ? warning( + false, + 'Failed Context Types: %s%s', + error.message, + addendum + ) : null); + } + } + } + } + }, + + receiveComponent: function(nextElement, transaction, nextContext) { + var prevElement = this._currentElement; + var prevContext = this._context; + + this._pendingElement = null; + + this.updateComponent( + transaction, + prevElement, + nextElement, + prevContext, + nextContext + ); + }, + + /** + * If any of `_pendingElement`, `_pendingStateQueue`, or `_pendingForceUpdate` + * is set, update the component. + * + * @param {ReactReconcileTransaction} transaction + * @internal + */ + performUpdateIfNecessary: function(transaction) { + if (this._pendingElement != null) { + ReactReconciler.receiveComponent( + this, + this._pendingElement || this._currentElement, + transaction, + this._context + ); + } + + if (this._pendingStateQueue !== null || this._pendingForceUpdate) { + if ("production" !== process.env.NODE_ENV) { + ReactElementValidator.checkAndWarnForMutatedProps( + this._currentElement + ); + } + + this.updateComponent( + transaction, + this._currentElement, + this._currentElement, + this._context, + this._context + ); + } + }, + + /** + * Compare two contexts, warning if they are different + * TODO: Remove this check when owner-context is removed + */ + _warnIfContextsDiffer: function(ownerBasedContext, parentBasedContext) { + ownerBasedContext = this._maskContext(ownerBasedContext); + parentBasedContext = this._maskContext(parentBasedContext); + var parentKeys = Object.keys(parentBasedContext).sort(); + var displayName = this.getName() || 'ReactCompositeComponent'; + for (var i = 0; i < parentKeys.length; i++) { + var key = parentKeys[i]; + ("production" !== process.env.NODE_ENV ? warning( + ownerBasedContext[key] === parentBasedContext[key], + 'owner-based and parent-based contexts differ ' + + '(values: `%s` vs `%s`) for key (%s) while mounting %s ' + + '(see: http://fb.me/react-context-by-parent)', + ownerBasedContext[key], + parentBasedContext[key], + key, + displayName + ) : null); + } + }, + + /** + * Perform an update to a mounted component. The componentWillReceiveProps and + * shouldComponentUpdate methods are called, then (assuming the update isn't + * skipped) the remaining update lifecycle methods are called and the DOM + * representation is updated. + * + * By default, this implements React's rendering and reconciliation algorithm. + * Sophisticated clients may wish to override this. + * + * @param {ReactReconcileTransaction} transaction + * @param {ReactElement} prevParentElement + * @param {ReactElement} nextParentElement + * @internal + * @overridable + */ + updateComponent: function( + transaction, + prevParentElement, + nextParentElement, + prevUnmaskedContext, + nextUnmaskedContext + ) { + var inst = this._instance; + + var nextContext = inst.context; + var nextProps = inst.props; + + // Distinguish between a props update versus a simple state update + if (prevParentElement !== nextParentElement) { + nextContext = this._processContext(nextParentElement._context); + nextProps = this._processProps(nextParentElement.props); + + if ("production" !== process.env.NODE_ENV) { + if (nextUnmaskedContext != null) { + this._warnIfContextsDiffer( + nextParentElement._context, + nextUnmaskedContext + ); + } + } + + // An update here will schedule an update but immediately set + // _pendingStateQueue which will ensure that any state updates gets + // immediately reconciled instead of waiting for the next batch. + + if (inst.componentWillReceiveProps) { + inst.componentWillReceiveProps(nextProps, nextContext); + } + } + + var nextState = this._processPendingState(nextProps, nextContext); + + var shouldUpdate = + this._pendingForceUpdate || + !inst.shouldComponentUpdate || + inst.shouldComponentUpdate(nextProps, nextState, nextContext); + + if ("production" !== process.env.NODE_ENV) { + ("production" !== process.env.NODE_ENV ? warning( + typeof shouldUpdate !== 'undefined', + '%s.shouldComponentUpdate(): Returned undefined instead of a ' + + 'boolean value. Make sure to return true or false.', + this.getName() || 'ReactCompositeComponent' + ) : null); + } + + if (shouldUpdate) { + this._pendingForceUpdate = false; + // Will set `this.props`, `this.state` and `this.context`. + this._performComponentUpdate( + nextParentElement, + nextProps, + nextState, + nextContext, + transaction, + nextUnmaskedContext + ); + } else { + // If it's determined that a component should not update, we still want + // to set props and state but we shortcut the rest of the update. + this._currentElement = nextParentElement; + this._context = nextUnmaskedContext; + inst.props = nextProps; + inst.state = nextState; + inst.context = nextContext; + } + }, + + _processPendingState: function(props, context) { + var inst = this._instance; + var queue = this._pendingStateQueue; + var replace = this._pendingReplaceState; + this._pendingReplaceState = false; + this._pendingStateQueue = null; + + if (!queue) { + return inst.state; + } + + if (replace && queue.length === 1) { + return queue[0]; + } + + var nextState = assign({}, replace ? queue[0] : inst.state); + for (var i = replace ? 1 : 0; i < queue.length; i++) { + var partial = queue[i]; + assign( + nextState, + typeof partial === 'function' ? + partial.call(inst, nextState, props, context) : + partial + ); + } + + return nextState; + }, + + /** + * Merges new props and state, notifies delegate methods of update and + * performs update. + * + * @param {ReactElement} nextElement Next element + * @param {object} nextProps Next public object to set as properties. + * @param {?object} nextState Next object to set as state. + * @param {?object} nextContext Next public object to set as context. + * @param {ReactReconcileTransaction} transaction + * @param {?object} unmaskedContext + * @private + */ + _performComponentUpdate: function( + nextElement, + nextProps, + nextState, + nextContext, + transaction, + unmaskedContext + ) { + var inst = this._instance; + + var prevProps = inst.props; + var prevState = inst.state; + var prevContext = inst.context; + + if (inst.componentWillUpdate) { + inst.componentWillUpdate(nextProps, nextState, nextContext); + } + + this._currentElement = nextElement; + this._context = unmaskedContext; + inst.props = nextProps; + inst.state = nextState; + inst.context = nextContext; + + this._updateRenderedComponent(transaction, unmaskedContext); + + if (inst.componentDidUpdate) { + transaction.getReactMountReady().enqueue( + inst.componentDidUpdate.bind(inst, prevProps, prevState, prevContext), + inst + ); + } + }, + + /** + * Call the component's `render` method and update the DOM accordingly. + * + * @param {ReactReconcileTransaction} transaction + * @internal + */ + _updateRenderedComponent: function(transaction, context) { + var prevComponentInstance = this._renderedComponent; + var prevRenderedElement = prevComponentInstance._currentElement; + var childContext = this._getValidatedChildContext(); + var nextRenderedElement = this._renderValidatedComponent(childContext); + if (shouldUpdateReactComponent(prevRenderedElement, nextRenderedElement)) { + ReactReconciler.receiveComponent( + prevComponentInstance, + nextRenderedElement, + transaction, + this._mergeChildContext(context, childContext) + ); + } else { + // These two IDs are actually the same! But nothing should rely on that. + var thisID = this._rootNodeID; + var prevComponentID = prevComponentInstance._rootNodeID; + ReactReconciler.unmountComponent(prevComponentInstance); + + this._renderedComponent = this._instantiateReactComponent( + nextRenderedElement, + this._currentElement.type + ); + var nextMarkup = ReactReconciler.mountComponent( + this._renderedComponent, + thisID, + transaction, + this._mergeChildContext(context, childContext) + ); + this._replaceNodeWithMarkupByID(prevComponentID, nextMarkup); + } + }, + + /** + * @protected + */ + _replaceNodeWithMarkupByID: function(prevComponentID, nextMarkup) { + ReactComponentEnvironment.replaceNodeWithMarkupByID( + prevComponentID, + nextMarkup + ); + }, + + /** + * @protected + */ + _renderValidatedComponentWithoutOwnerOrContext: function() { + var inst = this._instance; + var renderedComponent = inst.render(); + if ("production" !== process.env.NODE_ENV) { + // We allow auto-mocks to proceed as if they're returning null. + if (typeof renderedComponent === 'undefined' && + inst.render._isMockFunction) { + // This is probably bad practice. Consider warning here and + // deprecating this convenience. + renderedComponent = null; + } + } + + return renderedComponent; + }, + + /** + * @private + */ + _renderValidatedComponent: function(childContext) { + var renderedComponent; + var previousContext = ReactContext.current; + ReactContext.current = this._mergeChildContext( + this._currentElement._context, + childContext + ); + ReactCurrentOwner.current = this; + try { + renderedComponent = + this._renderValidatedComponentWithoutOwnerOrContext(); + } finally { + ReactContext.current = previousContext; + ReactCurrentOwner.current = null; + } + ("production" !== process.env.NODE_ENV ? invariant( + // TODO: An `isValidNode` function would probably be more appropriate + renderedComponent === null || renderedComponent === false || + ReactElement.isValidElement(renderedComponent), + '%s.render(): A valid ReactComponent must be returned. You may have ' + + 'returned undefined, an array or some other invalid object.', + this.getName() || 'ReactCompositeComponent' + ) : invariant(// TODO: An `isValidNode` function would probably be more appropriate + renderedComponent === null || renderedComponent === false || + ReactElement.isValidElement(renderedComponent))); + return renderedComponent; + }, + + /** + * Lazily allocates the refs object and stores `component` as `ref`. + * + * @param {string} ref Reference name. + * @param {component} component Component to store as `ref`. + * @final + * @private + */ + attachRef: function(ref, component) { + var inst = this.getPublicInstance(); + var refs = inst.refs === emptyObject ? (inst.refs = {}) : inst.refs; + refs[ref] = component.getPublicInstance(); + }, + + /** + * Detaches a reference name. + * + * @param {string} ref Name to dereference. + * @final + * @private + */ + detachRef: function(ref) { + var refs = this.getPublicInstance().refs; + delete refs[ref]; + }, + + /** + * Get a text description of the component that can be used to identify it + * in error messages. + * @return {string} The name or null. + * @internal + */ + getName: function() { + var type = this._currentElement.type; + var constructor = this._instance && this._instance.constructor; + return ( + type.displayName || (constructor && constructor.displayName) || + type.name || (constructor && constructor.name) || + null + ); + }, + + /** + * Get the publicly accessible representation of this component - i.e. what + * is exposed by refs and returned by React.render. Can be null for stateless + * components. + * + * @return {ReactComponent} the public component instance. + * @internal + */ + getPublicInstance: function() { + return this._instance; + }, + + // Stub + _instantiateReactComponent: null + +}; + +ReactPerf.measureMethods( + ReactCompositeComponentMixin, + 'ReactCompositeComponent', + { + mountComponent: 'mountComponent', + updateComponent: 'updateComponent', + _renderValidatedComponent: '_renderValidatedComponent' + } +); + +var ReactCompositeComponent = { + + Mixin: ReactCompositeComponentMixin + +}; + +module.exports = ReactCompositeComponent; + +}).call(this,require('_process')) + +},{"./Object.assign":69,"./ReactComponentEnvironment":81,"./ReactContext":84,"./ReactCurrentOwner":85,"./ReactElement":103,"./ReactElementValidator":104,"./ReactInstanceMap":113,"./ReactLifeCycle":114,"./ReactNativeComponent":120,"./ReactPerf":122,"./ReactPropTypeLocationNames":124,"./ReactPropTypeLocations":125,"./ReactReconciler":129,"./ReactUpdates":140,"./emptyObject":171,"./invariant":191,"./shouldUpdateReactComponent":208,"./warning":212,"_process":1}],84:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactContext + */ + +'use strict'; + +var assign = require("./Object.assign"); +var emptyObject = require("./emptyObject"); +var warning = require("./warning"); + +var didWarn = false; + +/** + * Keeps track of the current context. + * + * The context is automatically passed down the component ownership hierarchy + * and is accessible via `this.context` on ReactCompositeComponents. + */ +var ReactContext = { + + /** + * @internal + * @type {object} + */ + current: emptyObject, + + /** + * Temporarily extends the current context while executing scopedCallback. + * + * A typical use case might look like + * + * render: function() { + * var children = ReactContext.withContext({foo: 'foo'}, () => ( + * + * )); + * return <div>{children}</div>; + * } + * + * @param {object} newContext New context to merge into the existing context + * @param {function} scopedCallback Callback to run with the new context + * @return {ReactComponent|array<ReactComponent>} + */ + withContext: function(newContext, scopedCallback) { + if ("production" !== process.env.NODE_ENV) { + ("production" !== process.env.NODE_ENV ? warning( + didWarn, + 'withContext is deprecated and will be removed in a future version. ' + + 'Use a wrapper component with getChildContext instead.' + ) : null); + + didWarn = true; + } + + var result; + var previousContext = ReactContext.current; + ReactContext.current = assign({}, previousContext, newContext); + try { + result = scopedCallback(); + } finally { + ReactContext.current = previousContext; + } + return result; + } + +}; + +module.exports = ReactContext; + +}).call(this,require('_process')) + +},{"./Object.assign":69,"./emptyObject":171,"./warning":212,"_process":1}],85:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactCurrentOwner + */ + +'use strict'; + +/** + * Keeps track of the current owner. + * + * The current owner is the component who should own any components that are + * currently being constructed. + * + * The depth indicate how many composite components are above this render level. + */ +var ReactCurrentOwner = { + + /** + * @internal + * @type {ReactComponent} + */ + current: null + +}; + +module.exports = ReactCurrentOwner; + +},{}],86:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactDOM + * @typechecks static-only + */ + +'use strict'; + +var ReactElement = require("./ReactElement"); +var ReactElementValidator = require("./ReactElementValidator"); + +var mapObject = require("./mapObject"); + +/** + * Create a factory that creates HTML tag elements. + * + * @param {string} tag Tag name (e.g. `div`). + * @private + */ +function createDOMFactory(tag) { + if ("production" !== process.env.NODE_ENV) { + return ReactElementValidator.createFactory(tag); + } + return ReactElement.createFactory(tag); +} + +/** + * Creates a mapping from supported HTML tags to `ReactDOMComponent` classes. + * This is also accessible via `React.DOM`. + * + * @public + */ +var ReactDOM = mapObject({ + a: 'a', + abbr: 'abbr', + address: 'address', + area: 'area', + article: 'article', + aside: 'aside', + audio: 'audio', + b: 'b', + base: 'base', + bdi: 'bdi', + bdo: 'bdo', + big: 'big', + blockquote: 'blockquote', + body: 'body', + br: 'br', + button: 'button', + canvas: 'canvas', + caption: 'caption', + cite: 'cite', + code: 'code', + col: 'col', + colgroup: 'colgroup', + data: 'data', + datalist: 'datalist', + dd: 'dd', + del: 'del', + details: 'details', + dfn: 'dfn', + dialog: 'dialog', + div: 'div', + dl: 'dl', + dt: 'dt', + em: 'em', + embed: 'embed', + fieldset: 'fieldset', + figcaption: 'figcaption', + figure: 'figure', + footer: 'footer', + form: 'form', + h1: 'h1', + h2: 'h2', + h3: 'h3', + h4: 'h4', + h5: 'h5', + h6: 'h6', + head: 'head', + header: 'header', + hr: 'hr', + html: 'html', + i: 'i', + iframe: 'iframe', + img: 'img', + input: 'input', + ins: 'ins', + kbd: 'kbd', + keygen: 'keygen', + label: 'label', + legend: 'legend', + li: 'li', + link: 'link', + main: 'main', + map: 'map', + mark: 'mark', + menu: 'menu', + menuitem: 'menuitem', + meta: 'meta', + meter: 'meter', + nav: 'nav', + noscript: 'noscript', + object: 'object', + ol: 'ol', + optgroup: 'optgroup', + option: 'option', + output: 'output', + p: 'p', + param: 'param', + picture: 'picture', + pre: 'pre', + progress: 'progress', + q: 'q', + rp: 'rp', + rt: 'rt', + ruby: 'ruby', + s: 's', + samp: 'samp', + script: 'script', + section: 'section', + select: 'select', + small: 'small', + source: 'source', + span: 'span', + strong: 'strong', + style: 'style', + sub: 'sub', + summary: 'summary', + sup: 'sup', + table: 'table', + tbody: 'tbody', + td: 'td', + textarea: 'textarea', + tfoot: 'tfoot', + th: 'th', + thead: 'thead', + time: 'time', + title: 'title', + tr: 'tr', + track: 'track', + u: 'u', + ul: 'ul', + 'var': 'var', + video: 'video', + wbr: 'wbr', + + // SVG + circle: 'circle', + clipPath: 'clipPath', + defs: 'defs', + ellipse: 'ellipse', + g: 'g', + line: 'line', + linearGradient: 'linearGradient', + mask: 'mask', + path: 'path', + pattern: 'pattern', + polygon: 'polygon', + polyline: 'polyline', + radialGradient: 'radialGradient', + rect: 'rect', + stop: 'stop', + svg: 'svg', + text: 'text', + tspan: 'tspan' + +}, createDOMFactory); + +module.exports = ReactDOM; + +}).call(this,require('_process')) + +},{"./ReactElement":103,"./ReactElementValidator":104,"./mapObject":199,"_process":1}],87:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactDOMButton + */ + +'use strict'; + +var AutoFocusMixin = require("./AutoFocusMixin"); +var ReactBrowserComponentMixin = require("./ReactBrowserComponentMixin"); +var ReactClass = require("./ReactClass"); +var ReactElement = require("./ReactElement"); + +var keyMirror = require("./keyMirror"); + +var button = ReactElement.createFactory('button'); + +var mouseListenerNames = keyMirror({ + onClick: true, + onDoubleClick: true, + onMouseDown: true, + onMouseMove: true, + onMouseUp: true, + onClickCapture: true, + onDoubleClickCapture: true, + onMouseDownCapture: true, + onMouseMoveCapture: true, + onMouseUpCapture: true +}); + +/** + * Implements a <button> native component that does not receive mouse events + * when `disabled` is set. + */ +var ReactDOMButton = ReactClass.createClass({ + displayName: 'ReactDOMButton', + tagName: 'BUTTON', + + mixins: [AutoFocusMixin, ReactBrowserComponentMixin], + + render: function() { + var props = {}; + + // Copy the props; except the mouse listeners if we're disabled + for (var key in this.props) { + if (this.props.hasOwnProperty(key) && + (!this.props.disabled || !mouseListenerNames[key])) { + props[key] = this.props[key]; + } + } + + return button(props, this.props.children); + } + +}); + +module.exports = ReactDOMButton; + +},{"./AutoFocusMixin":42,"./ReactBrowserComponentMixin":72,"./ReactClass":78,"./ReactElement":103,"./keyMirror":197}],88:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactDOMComponent + * @typechecks static-only + */ + +/* global hasOwnProperty:true */ + +'use strict'; + +var CSSPropertyOperations = require("./CSSPropertyOperations"); +var DOMProperty = require("./DOMProperty"); +var DOMPropertyOperations = require("./DOMPropertyOperations"); +var ReactBrowserEventEmitter = require("./ReactBrowserEventEmitter"); +var ReactComponentBrowserEnvironment = + require("./ReactComponentBrowserEnvironment"); +var ReactMount = require("./ReactMount"); +var ReactMultiChild = require("./ReactMultiChild"); +var ReactPerf = require("./ReactPerf"); + +var assign = require("./Object.assign"); +var escapeTextContentForBrowser = require("./escapeTextContentForBrowser"); +var invariant = require("./invariant"); +var isEventSupported = require("./isEventSupported"); +var keyOf = require("./keyOf"); +var warning = require("./warning"); + +var deleteListener = ReactBrowserEventEmitter.deleteListener; +var listenTo = ReactBrowserEventEmitter.listenTo; +var registrationNameModules = ReactBrowserEventEmitter.registrationNameModules; + +// For quickly matching children type, to test if can be treated as content. +var CONTENT_TYPES = {'string': true, 'number': true}; + +var STYLE = keyOf({style: null}); + +var ELEMENT_NODE_TYPE = 1; + +/** + * Optionally injectable operations for mutating the DOM + */ +var BackendIDOperations = null; + +/** + * @param {?object} props + */ +function assertValidProps(props) { + if (!props) { + return; + } + // Note the use of `==` which checks for null or undefined. + if (props.dangerouslySetInnerHTML != null) { + ("production" !== process.env.NODE_ENV ? invariant( + props.children == null, + 'Can only set one of `children` or `props.dangerouslySetInnerHTML`.' + ) : invariant(props.children == null)); + ("production" !== process.env.NODE_ENV ? invariant( + typeof props.dangerouslySetInnerHTML === 'object' && + '__html' in props.dangerouslySetInnerHTML, + '`props.dangerouslySetInnerHTML` must be in the form `{__html: ...}`. ' + + 'Please visit https://fb.me/react-invariant-dangerously-set-inner-html ' + + 'for more information.' + ) : invariant(typeof props.dangerouslySetInnerHTML === 'object' && + '__html' in props.dangerouslySetInnerHTML)); + } + if ("production" !== process.env.NODE_ENV) { + ("production" !== process.env.NODE_ENV ? warning( + props.innerHTML == null, + 'Directly setting property `innerHTML` is not permitted. ' + + 'For more information, lookup documentation on `dangerouslySetInnerHTML`.' + ) : null); + ("production" !== process.env.NODE_ENV ? warning( + !props.contentEditable || props.children == null, + 'A component is `contentEditable` and contains `children` managed by ' + + 'React. It is now your responsibility to guarantee that none of ' + + 'those nodes are unexpectedly modified or duplicated. This is ' + + 'probably not intentional.' + ) : null); + } + ("production" !== process.env.NODE_ENV ? invariant( + props.style == null || typeof props.style === 'object', + 'The `style` prop expects a mapping from style properties to values, ' + + 'not a string. For example, style={{marginRight: spacing + \'em\'}} when ' + + 'using JSX.' + ) : invariant(props.style == null || typeof props.style === 'object')); +} + +function putListener(id, registrationName, listener, transaction) { + if ("production" !== process.env.NODE_ENV) { + // IE8 has no API for event capturing and the `onScroll` event doesn't + // bubble. + ("production" !== process.env.NODE_ENV ? warning( + registrationName !== 'onScroll' || isEventSupported('scroll', true), + 'This browser doesn\'t support the `onScroll` event' + ) : null); + } + var container = ReactMount.findReactContainerForID(id); + if (container) { + var doc = container.nodeType === ELEMENT_NODE_TYPE ? + container.ownerDocument : + container; + listenTo(registrationName, doc); + } + transaction.getPutListenerQueue().enqueuePutListener( + id, + registrationName, + listener + ); +} + +// For HTML, certain tags should omit their close tag. We keep a whitelist for +// those special cased tags. + +var omittedCloseTags = { + 'area': true, + 'base': true, + 'br': true, + 'col': true, + 'embed': true, + 'hr': true, + 'img': true, + 'input': true, + 'keygen': true, + 'link': true, + 'meta': true, + 'param': true, + 'source': true, + 'track': true, + 'wbr': true + // NOTE: menuitem's close tag should be omitted, but that causes problems. +}; + +// We accept any tag to be rendered but since this gets injected into abitrary +// HTML, we want to make sure that it's a safe tag. +// http://www.w3.org/TR/REC-xml/#NT-Name + +var VALID_TAG_REGEX = /^[a-zA-Z][a-zA-Z:_\.\-\d]*$/; // Simplified subset +var validatedTagCache = {}; +var hasOwnProperty = {}.hasOwnProperty; + +function validateDangerousTag(tag) { + if (!hasOwnProperty.call(validatedTagCache, tag)) { + ("production" !== process.env.NODE_ENV ? invariant(VALID_TAG_REGEX.test(tag), 'Invalid tag: %s', tag) : invariant(VALID_TAG_REGEX.test(tag))); + validatedTagCache[tag] = true; + } +} + +/** + * Creates a new React class that is idempotent and capable of containing other + * React components. It accepts event listeners and DOM properties that are + * valid according to `DOMProperty`. + * + * - Event listeners: `onClick`, `onMouseDown`, etc. + * - DOM properties: `className`, `name`, `title`, etc. + * + * The `style` property functions differently from the DOM API. It accepts an + * object mapping of style properties to values. + * + * @constructor ReactDOMComponent + * @extends ReactMultiChild + */ +function ReactDOMComponent(tag) { + validateDangerousTag(tag); + this._tag = tag; + this._renderedChildren = null; + this._previousStyleCopy = null; + this._rootNodeID = null; +} + +ReactDOMComponent.displayName = 'ReactDOMComponent'; + +ReactDOMComponent.Mixin = { + + construct: function(element) { + this._currentElement = element; + }, + + /** + * Generates root tag markup then recurses. This method has side effects and + * is not idempotent. + * + * @internal + * @param {string} rootID The root DOM ID for this node. + * @param {ReactReconcileTransaction|ReactServerRenderingTransaction} transaction + * @return {string} The computed markup. + */ + mountComponent: function(rootID, transaction, context) { + this._rootNodeID = rootID; + assertValidProps(this._currentElement.props); + var closeTag = omittedCloseTags[this._tag] ? '' : '</' + this._tag + '>'; + return ( + this._createOpenTagMarkupAndPutListeners(transaction) + + this._createContentMarkup(transaction, context) + + closeTag + ); + }, + + /** + * Creates markup for the open tag and all attributes. + * + * This method has side effects because events get registered. + * + * Iterating over object properties is faster than iterating over arrays. + * @see http://jsperf.com/obj-vs-arr-iteration + * + * @private + * @param {ReactReconcileTransaction|ReactServerRenderingTransaction} transaction + * @return {string} Markup of opening tag. + */ + _createOpenTagMarkupAndPutListeners: function(transaction) { + var props = this._currentElement.props; + var ret = '<' + this._tag; + + for (var propKey in props) { + if (!props.hasOwnProperty(propKey)) { + continue; + } + var propValue = props[propKey]; + if (propValue == null) { + continue; + } + if (registrationNameModules.hasOwnProperty(propKey)) { + putListener(this._rootNodeID, propKey, propValue, transaction); + } else { + if (propKey === STYLE) { + if (propValue) { + propValue = this._previousStyleCopy = assign({}, props.style); + } + propValue = CSSPropertyOperations.createMarkupForStyles(propValue); + } + var markup = + DOMPropertyOperations.createMarkupForProperty(propKey, propValue); + if (markup) { + ret += ' ' + markup; + } + } + } + + // For static pages, no need to put React ID and checksum. Saves lots of + // bytes. + if (transaction.renderToStaticMarkup) { + return ret + '>'; + } + + var markupForID = DOMPropertyOperations.createMarkupForID(this._rootNodeID); + return ret + ' ' + markupForID + '>'; + }, + + /** + * Creates markup for the content between the tags. + * + * @private + * @param {ReactReconcileTransaction|ReactServerRenderingTransaction} transaction + * @param {object} context + * @return {string} Content markup. + */ + _createContentMarkup: function(transaction, context) { + var prefix = ''; + if (this._tag === 'listing' || + this._tag === 'pre' || + this._tag === 'textarea') { + // Add an initial newline because browsers ignore the first newline in + // a <listing>, <pre>, or <textarea> as an "authoring convenience" -- see + // https://html.spec.whatwg.org/multipage/syntax.html#parsing-main-inbody. + prefix = '\n'; + } + + var props = this._currentElement.props; + + // Intentional use of != to avoid catching zero/false. + var innerHTML = props.dangerouslySetInnerHTML; + if (innerHTML != null) { + if (innerHTML.__html != null) { + return prefix + innerHTML.__html; + } + } else { + var contentToUse = + CONTENT_TYPES[typeof props.children] ? props.children : null; + var childrenToUse = contentToUse != null ? null : props.children; + if (contentToUse != null) { + return prefix + escapeTextContentForBrowser(contentToUse); + } else if (childrenToUse != null) { + var mountImages = this.mountChildren( + childrenToUse, + transaction, + context + ); + return prefix + mountImages.join(''); + } + } + return prefix; + }, + + receiveComponent: function(nextElement, transaction, context) { + var prevElement = this._currentElement; + this._currentElement = nextElement; + this.updateComponent(transaction, prevElement, nextElement, context); + }, + + /** + * Updates a native DOM component after it has already been allocated and + * attached to the DOM. Reconciles the root DOM node, then recurses. + * + * @param {ReactReconcileTransaction} transaction + * @param {ReactElement} prevElement + * @param {ReactElement} nextElement + * @internal + * @overridable + */ + updateComponent: function(transaction, prevElement, nextElement, context) { + assertValidProps(this._currentElement.props); + this._updateDOMProperties(prevElement.props, transaction); + this._updateDOMChildren(prevElement.props, transaction, context); + }, + + /** + * Reconciles the properties by detecting differences in property values and + * updating the DOM as necessary. This function is probably the single most + * critical path for performance optimization. + * + * TODO: Benchmark whether checking for changed values in memory actually + * improves performance (especially statically positioned elements). + * TODO: Benchmark the effects of putting this at the top since 99% of props + * do not change for a given reconciliation. + * TODO: Benchmark areas that can be improved with caching. + * + * @private + * @param {object} lastProps + * @param {ReactReconcileTransaction} transaction + */ + _updateDOMProperties: function(lastProps, transaction) { + var nextProps = this._currentElement.props; + var propKey; + var styleName; + var styleUpdates; + for (propKey in lastProps) { + if (nextProps.hasOwnProperty(propKey) || + !lastProps.hasOwnProperty(propKey)) { + continue; + } + if (propKey === STYLE) { + var lastStyle = this._previousStyleCopy; + for (styleName in lastStyle) { + if (lastStyle.hasOwnProperty(styleName)) { + styleUpdates = styleUpdates || {}; + styleUpdates[styleName] = ''; + } + } + this._previousStyleCopy = null; + } else if (registrationNameModules.hasOwnProperty(propKey)) { + deleteListener(this._rootNodeID, propKey); + } else if ( + DOMProperty.isStandardName[propKey] || + DOMProperty.isCustomAttribute(propKey)) { + BackendIDOperations.deletePropertyByID( + this._rootNodeID, + propKey + ); + } + } + for (propKey in nextProps) { + var nextProp = nextProps[propKey]; + var lastProp = propKey === STYLE ? + this._previousStyleCopy : + lastProps[propKey]; + if (!nextProps.hasOwnProperty(propKey) || nextProp === lastProp) { + continue; + } + if (propKey === STYLE) { + if (nextProp) { + nextProp = this._previousStyleCopy = assign({}, nextProp); + } else { + this._previousStyleCopy = null; + } + if (lastProp) { + // Unset styles on `lastProp` but not on `nextProp`. + for (styleName in lastProp) { + if (lastProp.hasOwnProperty(styleName) && + (!nextProp || !nextProp.hasOwnProperty(styleName))) { + styleUpdates = styleUpdates || {}; + styleUpdates[styleName] = ''; + } + } + // Update styles that changed since `lastProp`. + for (styleName in nextProp) { + if (nextProp.hasOwnProperty(styleName) && + lastProp[styleName] !== nextProp[styleName]) { + styleUpdates = styleUpdates || {}; + styleUpdates[styleName] = nextProp[styleName]; + } + } + } else { + // Relies on `updateStylesByID` not mutating `styleUpdates`. + styleUpdates = nextProp; + } + } else if (registrationNameModules.hasOwnProperty(propKey)) { + putListener(this._rootNodeID, propKey, nextProp, transaction); + } else if ( + DOMProperty.isStandardName[propKey] || + DOMProperty.isCustomAttribute(propKey)) { + BackendIDOperations.updatePropertyByID( + this._rootNodeID, + propKey, + nextProp + ); + } + } + if (styleUpdates) { + BackendIDOperations.updateStylesByID( + this._rootNodeID, + styleUpdates + ); + } + }, + + /** + * Reconciles the children with the various properties that affect the + * children content. + * + * @param {object} lastProps + * @param {ReactReconcileTransaction} transaction + */ + _updateDOMChildren: function(lastProps, transaction, context) { + var nextProps = this._currentElement.props; + + var lastContent = + CONTENT_TYPES[typeof lastProps.children] ? lastProps.children : null; + var nextContent = + CONTENT_TYPES[typeof nextProps.children] ? nextProps.children : null; + + var lastHtml = + lastProps.dangerouslySetInnerHTML && + lastProps.dangerouslySetInnerHTML.__html; + var nextHtml = + nextProps.dangerouslySetInnerHTML && + nextProps.dangerouslySetInnerHTML.__html; + + // Note the use of `!=` which checks for null or undefined. + var lastChildren = lastContent != null ? null : lastProps.children; + var nextChildren = nextContent != null ? null : nextProps.children; + + // If we're switching from children to content/html or vice versa, remove + // the old content + var lastHasContentOrHtml = lastContent != null || lastHtml != null; + var nextHasContentOrHtml = nextContent != null || nextHtml != null; + if (lastChildren != null && nextChildren == null) { + this.updateChildren(null, transaction, context); + } else if (lastHasContentOrHtml && !nextHasContentOrHtml) { + this.updateTextContent(''); + } + + if (nextContent != null) { + if (lastContent !== nextContent) { + this.updateTextContent('' + nextContent); + } + } else if (nextHtml != null) { + if (lastHtml !== nextHtml) { + BackendIDOperations.updateInnerHTMLByID( + this._rootNodeID, + nextHtml + ); + } + } else if (nextChildren != null) { + this.updateChildren(nextChildren, transaction, context); + } + }, + + /** + * Destroys all event registrations for this instance. Does not remove from + * the DOM. That must be done by the parent. + * + * @internal + */ + unmountComponent: function() { + this.unmountChildren(); + ReactBrowserEventEmitter.deleteAllListeners(this._rootNodeID); + ReactComponentBrowserEnvironment.unmountIDFromEnvironment(this._rootNodeID); + this._rootNodeID = null; + } + +}; + +ReactPerf.measureMethods(ReactDOMComponent, 'ReactDOMComponent', { + mountComponent: 'mountComponent', + updateComponent: 'updateComponent' +}); + +assign( + ReactDOMComponent.prototype, + ReactDOMComponent.Mixin, + ReactMultiChild.Mixin +); + +ReactDOMComponent.injection = { + injectIDOperations: function(IDOperations) { + ReactDOMComponent.BackendIDOperations = BackendIDOperations = IDOperations; + } +}; + +module.exports = ReactDOMComponent; + +}).call(this,require('_process')) + +},{"./CSSPropertyOperations":46,"./DOMProperty":51,"./DOMPropertyOperations":52,"./Object.assign":69,"./ReactBrowserEventEmitter":73,"./ReactComponentBrowserEnvironment":80,"./ReactMount":117,"./ReactMultiChild":118,"./ReactPerf":122,"./escapeTextContentForBrowser":172,"./invariant":191,"./isEventSupported":192,"./keyOf":198,"./warning":212,"_process":1}],89:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactDOMForm + */ + +'use strict'; + +var EventConstants = require("./EventConstants"); +var LocalEventTrapMixin = require("./LocalEventTrapMixin"); +var ReactBrowserComponentMixin = require("./ReactBrowserComponentMixin"); +var ReactClass = require("./ReactClass"); +var ReactElement = require("./ReactElement"); + +var form = ReactElement.createFactory('form'); + +/** + * Since onSubmit doesn't bubble OR capture on the top level in IE8, we need + * to capture it on the <form> element itself. There are lots of hacks we could + * do to accomplish this, but the most reliable is to make <form> a + * composite component and use `componentDidMount` to attach the event handlers. + */ +var ReactDOMForm = ReactClass.createClass({ + displayName: 'ReactDOMForm', + tagName: 'FORM', + + mixins: [ReactBrowserComponentMixin, LocalEventTrapMixin], + + render: function() { + // TODO: Instead of using `ReactDOM` directly, we should use JSX. However, + // `jshint` fails to parse JSX so in order for linting to work in the open + // source repo, we need to just use `ReactDOM.form`. + return form(this.props); + }, + + componentDidMount: function() { + this.trapBubbledEvent(EventConstants.topLevelTypes.topReset, 'reset'); + this.trapBubbledEvent(EventConstants.topLevelTypes.topSubmit, 'submit'); + } +}); + +module.exports = ReactDOMForm; + +},{"./EventConstants":56,"./LocalEventTrapMixin":67,"./ReactBrowserComponentMixin":72,"./ReactClass":78,"./ReactElement":103}],90:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactDOMIDOperations + * @typechecks static-only + */ + +/*jslint evil: true */ + +'use strict'; + +var CSSPropertyOperations = require("./CSSPropertyOperations"); +var DOMChildrenOperations = require("./DOMChildrenOperations"); +var DOMPropertyOperations = require("./DOMPropertyOperations"); +var ReactMount = require("./ReactMount"); +var ReactPerf = require("./ReactPerf"); + +var invariant = require("./invariant"); +var setInnerHTML = require("./setInnerHTML"); + +/** + * Errors for properties that should not be updated with `updatePropertyById()`. + * + * @type {object} + * @private + */ +var INVALID_PROPERTY_ERRORS = { + dangerouslySetInnerHTML: + '`dangerouslySetInnerHTML` must be set using `updateInnerHTMLByID()`.', + style: '`style` must be set using `updateStylesByID()`.' +}; + +/** + * Operations used to process updates to DOM nodes. This is made injectable via + * `ReactDOMComponent.BackendIDOperations`. + */ +var ReactDOMIDOperations = { + + /** + * Updates a DOM node with new property values. This should only be used to + * update DOM properties in `DOMProperty`. + * + * @param {string} id ID of the node to update. + * @param {string} name A valid property name, see `DOMProperty`. + * @param {*} value New value of the property. + * @internal + */ + updatePropertyByID: function(id, name, value) { + var node = ReactMount.getNode(id); + ("production" !== process.env.NODE_ENV ? invariant( + !INVALID_PROPERTY_ERRORS.hasOwnProperty(name), + 'updatePropertyByID(...): %s', + INVALID_PROPERTY_ERRORS[name] + ) : invariant(!INVALID_PROPERTY_ERRORS.hasOwnProperty(name))); + + // If we're updating to null or undefined, we should remove the property + // from the DOM node instead of inadvertantly setting to a string. This + // brings us in line with the same behavior we have on initial render. + if (value != null) { + DOMPropertyOperations.setValueForProperty(node, name, value); + } else { + DOMPropertyOperations.deleteValueForProperty(node, name); + } + }, + + /** + * Updates a DOM node to remove a property. This should only be used to remove + * DOM properties in `DOMProperty`. + * + * @param {string} id ID of the node to update. + * @param {string} name A property name to remove, see `DOMProperty`. + * @internal + */ + deletePropertyByID: function(id, name, value) { + var node = ReactMount.getNode(id); + ("production" !== process.env.NODE_ENV ? invariant( + !INVALID_PROPERTY_ERRORS.hasOwnProperty(name), + 'updatePropertyByID(...): %s', + INVALID_PROPERTY_ERRORS[name] + ) : invariant(!INVALID_PROPERTY_ERRORS.hasOwnProperty(name))); + DOMPropertyOperations.deleteValueForProperty(node, name, value); + }, + + /** + * Updates a DOM node with new style values. If a value is specified as '', + * the corresponding style property will be unset. + * + * @param {string} id ID of the node to update. + * @param {object} styles Mapping from styles to values. + * @internal + */ + updateStylesByID: function(id, styles) { + var node = ReactMount.getNode(id); + CSSPropertyOperations.setValueForStyles(node, styles); + }, + + /** + * Updates a DOM node's innerHTML. + * + * @param {string} id ID of the node to update. + * @param {string} html An HTML string. + * @internal + */ + updateInnerHTMLByID: function(id, html) { + var node = ReactMount.getNode(id); + setInnerHTML(node, html); + }, + + /** + * Updates a DOM node's text content set by `props.content`. + * + * @param {string} id ID of the node to update. + * @param {string} content Text content. + * @internal + */ + updateTextContentByID: function(id, content) { + var node = ReactMount.getNode(id); + DOMChildrenOperations.updateTextContent(node, content); + }, + + /** + * Replaces a DOM node that exists in the document with markup. + * + * @param {string} id ID of child to be replaced. + * @param {string} markup Dangerous markup to inject in place of child. + * @internal + * @see {Danger.dangerouslyReplaceNodeWithMarkup} + */ + dangerouslyReplaceNodeWithMarkupByID: function(id, markup) { + var node = ReactMount.getNode(id); + DOMChildrenOperations.dangerouslyReplaceNodeWithMarkup(node, markup); + }, + + /** + * Updates a component's children by processing a series of updates. + * + * @param {array<object>} updates List of update configurations. + * @param {array<string>} markup List of markup strings. + * @internal + */ + dangerouslyProcessChildrenUpdates: function(updates, markup) { + for (var i = 0; i < updates.length; i++) { + updates[i].parentNode = ReactMount.getNode(updates[i].parentID); + } + DOMChildrenOperations.processUpdates(updates, markup); + } +}; + +ReactPerf.measureMethods(ReactDOMIDOperations, 'ReactDOMIDOperations', { + updatePropertyByID: 'updatePropertyByID', + deletePropertyByID: 'deletePropertyByID', + updateStylesByID: 'updateStylesByID', + updateInnerHTMLByID: 'updateInnerHTMLByID', + updateTextContentByID: 'updateTextContentByID', + dangerouslyReplaceNodeWithMarkupByID: 'dangerouslyReplaceNodeWithMarkupByID', + dangerouslyProcessChildrenUpdates: 'dangerouslyProcessChildrenUpdates' +}); + +module.exports = ReactDOMIDOperations; + +}).call(this,require('_process')) + +},{"./CSSPropertyOperations":46,"./DOMChildrenOperations":50,"./DOMPropertyOperations":52,"./ReactMount":117,"./ReactPerf":122,"./invariant":191,"./setInnerHTML":205,"_process":1}],91:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactDOMIframe + */ + +'use strict'; + +var EventConstants = require("./EventConstants"); +var LocalEventTrapMixin = require("./LocalEventTrapMixin"); +var ReactBrowserComponentMixin = require("./ReactBrowserComponentMixin"); +var ReactClass = require("./ReactClass"); +var ReactElement = require("./ReactElement"); + +var iframe = ReactElement.createFactory('iframe'); + +/** + * Since onLoad doesn't bubble OR capture on the top level in IE8, we need to + * capture it on the <iframe> element itself. There are lots of hacks we could + * do to accomplish this, but the most reliable is to make <iframe> a composite + * component and use `componentDidMount` to attach the event handlers. + */ +var ReactDOMIframe = ReactClass.createClass({ + displayName: 'ReactDOMIframe', + tagName: 'IFRAME', + + mixins: [ReactBrowserComponentMixin, LocalEventTrapMixin], + + render: function() { + return iframe(this.props); + }, + + componentDidMount: function() { + this.trapBubbledEvent(EventConstants.topLevelTypes.topLoad, 'load'); + } +}); + +module.exports = ReactDOMIframe; + +},{"./EventConstants":56,"./LocalEventTrapMixin":67,"./ReactBrowserComponentMixin":72,"./ReactClass":78,"./ReactElement":103}],92:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactDOMImg + */ + +'use strict'; + +var EventConstants = require("./EventConstants"); +var LocalEventTrapMixin = require("./LocalEventTrapMixin"); +var ReactBrowserComponentMixin = require("./ReactBrowserComponentMixin"); +var ReactClass = require("./ReactClass"); +var ReactElement = require("./ReactElement"); + +var img = ReactElement.createFactory('img'); + +/** + * Since onLoad doesn't bubble OR capture on the top level in IE8, we need to + * capture it on the <img> element itself. There are lots of hacks we could do + * to accomplish this, but the most reliable is to make <img> a composite + * component and use `componentDidMount` to attach the event handlers. + */ +var ReactDOMImg = ReactClass.createClass({ + displayName: 'ReactDOMImg', + tagName: 'IMG', + + mixins: [ReactBrowserComponentMixin, LocalEventTrapMixin], + + render: function() { + return img(this.props); + }, + + componentDidMount: function() { + this.trapBubbledEvent(EventConstants.topLevelTypes.topLoad, 'load'); + this.trapBubbledEvent(EventConstants.topLevelTypes.topError, 'error'); + } +}); + +module.exports = ReactDOMImg; + +},{"./EventConstants":56,"./LocalEventTrapMixin":67,"./ReactBrowserComponentMixin":72,"./ReactClass":78,"./ReactElement":103}],93:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactDOMInput + */ + +'use strict'; + +var AutoFocusMixin = require("./AutoFocusMixin"); +var DOMPropertyOperations = require("./DOMPropertyOperations"); +var LinkedValueUtils = require("./LinkedValueUtils"); +var ReactBrowserComponentMixin = require("./ReactBrowserComponentMixin"); +var ReactClass = require("./ReactClass"); +var ReactElement = require("./ReactElement"); +var ReactMount = require("./ReactMount"); +var ReactUpdates = require("./ReactUpdates"); + +var assign = require("./Object.assign"); +var invariant = require("./invariant"); + +var input = ReactElement.createFactory('input'); + +var instancesByReactID = {}; + +function forceUpdateIfMounted() { + /*jshint validthis:true */ + if (this.isMounted()) { + this.forceUpdate(); + } +} + +/** + * Implements an <input> native component that allows setting these optional + * props: `checked`, `value`, `defaultChecked`, and `defaultValue`. + * + * If `checked` or `value` are not supplied (or null/undefined), user actions + * that affect the checked state or value will trigger updates to the element. + * + * If they are supplied (and not null/undefined), the rendered element will not + * trigger updates to the element. Instead, the props must change in order for + * the rendered element to be updated. + * + * The rendered element will be initialized as unchecked (or `defaultChecked`) + * with an empty value (or `defaultValue`). + * + * @see http://www.w3.org/TR/2012/WD-html5-20121025/the-input-element.html + */ +var ReactDOMInput = ReactClass.createClass({ + displayName: 'ReactDOMInput', + tagName: 'INPUT', + + mixins: [AutoFocusMixin, LinkedValueUtils.Mixin, ReactBrowserComponentMixin], + + getInitialState: function() { + var defaultValue = this.props.defaultValue; + return { + initialChecked: this.props.defaultChecked || false, + initialValue: defaultValue != null ? defaultValue : null + }; + }, + + render: function() { + // Clone `this.props` so we don't mutate the input. + var props = assign({}, this.props); + + props.defaultChecked = null; + props.defaultValue = null; + + var value = LinkedValueUtils.getValue(this); + props.value = value != null ? value : this.state.initialValue; + + var checked = LinkedValueUtils.getChecked(this); + props.checked = checked != null ? checked : this.state.initialChecked; + + props.onChange = this._handleChange; + + return input(props, this.props.children); + }, + + componentDidMount: function() { + var id = ReactMount.getID(this.getDOMNode()); + instancesByReactID[id] = this; + }, + + componentWillUnmount: function() { + var rootNode = this.getDOMNode(); + var id = ReactMount.getID(rootNode); + delete instancesByReactID[id]; + }, + + componentDidUpdate: function(prevProps, prevState, prevContext) { + var rootNode = this.getDOMNode(); + if (this.props.checked != null) { + DOMPropertyOperations.setValueForProperty( + rootNode, + 'checked', + this.props.checked || false + ); + } + + var value = LinkedValueUtils.getValue(this); + if (value != null) { + // Cast `value` to a string to ensure the value is set correctly. While + // browsers typically do this as necessary, jsdom doesn't. + DOMPropertyOperations.setValueForProperty(rootNode, 'value', '' + value); + } + }, + + _handleChange: function(event) { + var returnValue; + var onChange = LinkedValueUtils.getOnChange(this); + if (onChange) { + returnValue = onChange.call(this, event); + } + // Here we use asap to wait until all updates have propagated, which + // is important when using controlled components within layers: + // https://github.com/facebook/react/issues/1698 + ReactUpdates.asap(forceUpdateIfMounted, this); + + var name = this.props.name; + if (this.props.type === 'radio' && name != null) { + var rootNode = this.getDOMNode(); + var queryRoot = rootNode; + + while (queryRoot.parentNode) { + queryRoot = queryRoot.parentNode; + } + + // If `rootNode.form` was non-null, then we could try `form.elements`, + // but that sometimes behaves strangely in IE8. We could also try using + // `form.getElementsByName`, but that will only return direct children + // and won't include inputs that use the HTML5 `form=` attribute. Since + // the input might not even be in a form, let's just use the global + // `querySelectorAll` to ensure we don't miss anything. + var group = queryRoot.querySelectorAll( + 'input[name=' + JSON.stringify('' + name) + '][type="radio"]'); + + for (var i = 0, groupLen = group.length; i < groupLen; i++) { + var otherNode = group[i]; + if (otherNode === rootNode || + otherNode.form !== rootNode.form) { + continue; + } + var otherID = ReactMount.getID(otherNode); + ("production" !== process.env.NODE_ENV ? invariant( + otherID, + 'ReactDOMInput: Mixing React and non-React radio inputs with the ' + + 'same `name` is not supported.' + ) : invariant(otherID)); + var otherInstance = instancesByReactID[otherID]; + ("production" !== process.env.NODE_ENV ? invariant( + otherInstance, + 'ReactDOMInput: Unknown radio button ID %s.', + otherID + ) : invariant(otherInstance)); + // If this is a controlled radio button group, forcing the input that + // was previously checked to update will cause it to be come re-checked + // as appropriate. + ReactUpdates.asap(forceUpdateIfMounted, otherInstance); + } + } + + return returnValue; + } + +}); + +module.exports = ReactDOMInput; + +}).call(this,require('_process')) + +},{"./AutoFocusMixin":42,"./DOMPropertyOperations":52,"./LinkedValueUtils":66,"./Object.assign":69,"./ReactBrowserComponentMixin":72,"./ReactClass":78,"./ReactElement":103,"./ReactMount":117,"./ReactUpdates":140,"./invariant":191,"_process":1}],94:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactDOMOption + */ + +'use strict'; + +var ReactBrowserComponentMixin = require("./ReactBrowserComponentMixin"); +var ReactClass = require("./ReactClass"); +var ReactElement = require("./ReactElement"); + +var warning = require("./warning"); + +var option = ReactElement.createFactory('option'); + +/** + * Implements an <option> native component that warns when `selected` is set. + */ +var ReactDOMOption = ReactClass.createClass({ + displayName: 'ReactDOMOption', + tagName: 'OPTION', + + mixins: [ReactBrowserComponentMixin], + + componentWillMount: function() { + // TODO (yungsters): Remove support for `selected` in <option>. + if ("production" !== process.env.NODE_ENV) { + ("production" !== process.env.NODE_ENV ? warning( + this.props.selected == null, + 'Use the `defaultValue` or `value` props on <select> instead of ' + + 'setting `selected` on <option>.' + ) : null); + } + }, + + render: function() { + return option(this.props, this.props.children); + } + +}); + +module.exports = ReactDOMOption; + +}).call(this,require('_process')) + +},{"./ReactBrowserComponentMixin":72,"./ReactClass":78,"./ReactElement":103,"./warning":212,"_process":1}],95:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactDOMSelect + */ + +'use strict'; + +var AutoFocusMixin = require("./AutoFocusMixin"); +var LinkedValueUtils = require("./LinkedValueUtils"); +var ReactBrowserComponentMixin = require("./ReactBrowserComponentMixin"); +var ReactClass = require("./ReactClass"); +var ReactElement = require("./ReactElement"); +var ReactUpdates = require("./ReactUpdates"); + +var assign = require("./Object.assign"); + +var select = ReactElement.createFactory('select'); + +function updateOptionsIfPendingUpdateAndMounted() { + /*jshint validthis:true */ + if (this._pendingUpdate) { + this._pendingUpdate = false; + var value = LinkedValueUtils.getValue(this); + if (value != null && this.isMounted()) { + updateOptions(this, value); + } + } +} + +/** + * Validation function for `value` and `defaultValue`. + * @private + */ +function selectValueType(props, propName, componentName) { + if (props[propName] == null) { + return null; + } + if (props.multiple) { + if (!Array.isArray(props[propName])) { + return new Error( + ("The `" + propName + "` prop supplied to <select> must be an array if ") + + ("`multiple` is true.") + ); + } + } else { + if (Array.isArray(props[propName])) { + return new Error( + ("The `" + propName + "` prop supplied to <select> must be a scalar ") + + ("value if `multiple` is false.") + ); + } + } +} + +/** + * @param {ReactComponent} component Instance of ReactDOMSelect + * @param {*} propValue A stringable (with `multiple`, a list of stringables). + * @private + */ +function updateOptions(component, propValue) { + var selectedValue, i, l; + var options = component.getDOMNode().options; + + if (component.props.multiple) { + selectedValue = {}; + for (i = 0, l = propValue.length; i < l; i++) { + selectedValue['' + propValue[i]] = true; + } + for (i = 0, l = options.length; i < l; i++) { + var selected = selectedValue.hasOwnProperty(options[i].value); + if (options[i].selected !== selected) { + options[i].selected = selected; + } + } + } else { + // Do not set `select.value` as exact behavior isn't consistent across all + // browsers for all cases. + selectedValue = '' + propValue; + for (i = 0, l = options.length; i < l; i++) { + if (options[i].value === selectedValue) { + options[i].selected = true; + return; + } + } + if (options.length) { + options[0].selected = true; + } + } +} + +/** + * Implements a <select> native component that allows optionally setting the + * props `value` and `defaultValue`. If `multiple` is false, the prop must be a + * stringable. If `multiple` is true, the prop must be an array of stringables. + * + * If `value` is not supplied (or null/undefined), user actions that change the + * selected option will trigger updates to the rendered options. + * + * If it is supplied (and not null/undefined), the rendered options will not + * update in response to user actions. Instead, the `value` prop must change in + * order for the rendered options to update. + * + * If `defaultValue` is provided, any options with the supplied values will be + * selected. + */ +var ReactDOMSelect = ReactClass.createClass({ + displayName: 'ReactDOMSelect', + tagName: 'SELECT', + + mixins: [AutoFocusMixin, LinkedValueUtils.Mixin, ReactBrowserComponentMixin], + + propTypes: { + defaultValue: selectValueType, + value: selectValueType + }, + + render: function() { + // Clone `this.props` so we don't mutate the input. + var props = assign({}, this.props); + + props.onChange = this._handleChange; + props.value = null; + + return select(props, this.props.children); + }, + + componentWillMount: function() { + this._pendingUpdate = false; + }, + + componentDidMount: function() { + var value = LinkedValueUtils.getValue(this); + if (value != null) { + updateOptions(this, value); + } else if (this.props.defaultValue != null) { + updateOptions(this, this.props.defaultValue); + } + }, + + componentDidUpdate: function(prevProps) { + var value = LinkedValueUtils.getValue(this); + if (value != null) { + this._pendingUpdate = false; + updateOptions(this, value); + } else if (!prevProps.multiple !== !this.props.multiple) { + // For simplicity, reapply `defaultValue` if `multiple` is toggled. + if (this.props.defaultValue != null) { + updateOptions(this, this.props.defaultValue); + } else { + // Revert the select back to its default unselected state. + updateOptions(this, this.props.multiple ? [] : ''); + } + } + }, + + _handleChange: function(event) { + var returnValue; + var onChange = LinkedValueUtils.getOnChange(this); + if (onChange) { + returnValue = onChange.call(this, event); + } + + this._pendingUpdate = true; + ReactUpdates.asap(updateOptionsIfPendingUpdateAndMounted, this); + return returnValue; + } + +}); + +module.exports = ReactDOMSelect; + +},{"./AutoFocusMixin":42,"./LinkedValueUtils":66,"./Object.assign":69,"./ReactBrowserComponentMixin":72,"./ReactClass":78,"./ReactElement":103,"./ReactUpdates":140}],96:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactDOMSelection + */ + +'use strict'; + +var ExecutionEnvironment = require("./ExecutionEnvironment"); + +var getNodeForCharacterOffset = require("./getNodeForCharacterOffset"); +var getTextContentAccessor = require("./getTextContentAccessor"); + +/** + * While `isCollapsed` is available on the Selection object and `collapsed` + * is available on the Range object, IE11 sometimes gets them wrong. + * If the anchor/focus nodes and offsets are the same, the range is collapsed. + */ +function isCollapsed(anchorNode, anchorOffset, focusNode, focusOffset) { + return anchorNode === focusNode && anchorOffset === focusOffset; +} + +/** + * Get the appropriate anchor and focus node/offset pairs for IE. + * + * The catch here is that IE's selection API doesn't provide information + * about whether the selection is forward or backward, so we have to + * behave as though it's always forward. + * + * IE text differs from modern selection in that it behaves as though + * block elements end with a new line. This means character offsets will + * differ between the two APIs. + * + * @param {DOMElement} node + * @return {object} + */ +function getIEOffsets(node) { + var selection = document.selection; + var selectedRange = selection.createRange(); + var selectedLength = selectedRange.text.length; + + // Duplicate selection so we can move range without breaking user selection. + var fromStart = selectedRange.duplicate(); + fromStart.moveToElementText(node); + fromStart.setEndPoint('EndToStart', selectedRange); + + var startOffset = fromStart.text.length; + var endOffset = startOffset + selectedLength; + + return { + start: startOffset, + end: endOffset + }; +} + +/** + * @param {DOMElement} node + * @return {?object} + */ +function getModernOffsets(node) { + var selection = window.getSelection && window.getSelection(); + + if (!selection || selection.rangeCount === 0) { + return null; + } + + var anchorNode = selection.anchorNode; + var anchorOffset = selection.anchorOffset; + var focusNode = selection.focusNode; + var focusOffset = selection.focusOffset; + + var currentRange = selection.getRangeAt(0); + + // If the node and offset values are the same, the selection is collapsed. + // `Selection.isCollapsed` is available natively, but IE sometimes gets + // this value wrong. + var isSelectionCollapsed = isCollapsed( + selection.anchorNode, + selection.anchorOffset, + selection.focusNode, + selection.focusOffset + ); + + var rangeLength = isSelectionCollapsed ? 0 : currentRange.toString().length; + + var tempRange = currentRange.cloneRange(); + tempRange.selectNodeContents(node); + tempRange.setEnd(currentRange.startContainer, currentRange.startOffset); + + var isTempRangeCollapsed = isCollapsed( + tempRange.startContainer, + tempRange.startOffset, + tempRange.endContainer, + tempRange.endOffset + ); + + var start = isTempRangeCollapsed ? 0 : tempRange.toString().length; + var end = start + rangeLength; + + // Detect whether the selection is backward. + var detectionRange = document.createRange(); + detectionRange.setStart(anchorNode, anchorOffset); + detectionRange.setEnd(focusNode, focusOffset); + var isBackward = detectionRange.collapsed; + + return { + start: isBackward ? end : start, + end: isBackward ? start : end + }; +} + +/** + * @param {DOMElement|DOMTextNode} node + * @param {object} offsets + */ +function setIEOffsets(node, offsets) { + var range = document.selection.createRange().duplicate(); + var start, end; + + if (typeof offsets.end === 'undefined') { + start = offsets.start; + end = start; + } else if (offsets.start > offsets.end) { + start = offsets.end; + end = offsets.start; + } else { + start = offsets.start; + end = offsets.end; + } + + range.moveToElementText(node); + range.moveStart('character', start); + range.setEndPoint('EndToStart', range); + range.moveEnd('character', end - start); + range.select(); +} + +/** + * In modern non-IE browsers, we can support both forward and backward + * selections. + * + * Note: IE10+ supports the Selection object, but it does not support + * the `extend` method, which means that even in modern IE, it's not possible + * to programatically create a backward selection. Thus, for all IE + * versions, we use the old IE API to create our selections. + * + * @param {DOMElement|DOMTextNode} node + * @param {object} offsets + */ +function setModernOffsets(node, offsets) { + if (!window.getSelection) { + return; + } + + var selection = window.getSelection(); + var length = node[getTextContentAccessor()].length; + var start = Math.min(offsets.start, length); + var end = typeof offsets.end === 'undefined' ? + start : Math.min(offsets.end, length); + + // IE 11 uses modern selection, but doesn't support the extend method. + // Flip backward selections, so we can set with a single range. + if (!selection.extend && start > end) { + var temp = end; + end = start; + start = temp; + } + + var startMarker = getNodeForCharacterOffset(node, start); + var endMarker = getNodeForCharacterOffset(node, end); + + if (startMarker && endMarker) { + var range = document.createRange(); + range.setStart(startMarker.node, startMarker.offset); + selection.removeAllRanges(); + + if (start > end) { + selection.addRange(range); + selection.extend(endMarker.node, endMarker.offset); + } else { + range.setEnd(endMarker.node, endMarker.offset); + selection.addRange(range); + } + } +} + +var useIEOffsets = ( + ExecutionEnvironment.canUseDOM && + 'selection' in document && + !('getSelection' in window) +); + +var ReactDOMSelection = { + /** + * @param {DOMElement} node + */ + getOffsets: useIEOffsets ? getIEOffsets : getModernOffsets, + + /** + * @param {DOMElement|DOMTextNode} node + * @param {object} offsets + */ + setOffsets: useIEOffsets ? setIEOffsets : setModernOffsets +}; + +module.exports = ReactDOMSelection; + +},{"./ExecutionEnvironment":62,"./getNodeForCharacterOffset":184,"./getTextContentAccessor":186}],97:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactDOMTextComponent + * @typechecks static-only + */ + +'use strict'; + +var DOMPropertyOperations = require("./DOMPropertyOperations"); +var ReactComponentBrowserEnvironment = + require("./ReactComponentBrowserEnvironment"); +var ReactDOMComponent = require("./ReactDOMComponent"); + +var assign = require("./Object.assign"); +var escapeTextContentForBrowser = require("./escapeTextContentForBrowser"); + +/** + * Text nodes violate a couple assumptions that React makes about components: + * + * - When mounting text into the DOM, adjacent text nodes are merged. + * - Text nodes cannot be assigned a React root ID. + * + * This component is used to wrap strings in elements so that they can undergo + * the same reconciliation that is applied to elements. + * + * TODO: Investigate representing React components in the DOM with text nodes. + * + * @class ReactDOMTextComponent + * @extends ReactComponent + * @internal + */ +var ReactDOMTextComponent = function(props) { + // This constructor and its argument is currently used by mocks. +}; + +assign(ReactDOMTextComponent.prototype, { + + /** + * @param {ReactText} text + * @internal + */ + construct: function(text) { + // TODO: This is really a ReactText (ReactNode), not a ReactElement + this._currentElement = text; + this._stringText = '' + text; + + // Properties + this._rootNodeID = null; + this._mountIndex = 0; + }, + + /** + * Creates the markup for this text node. This node is not intended to have + * any features besides containing text content. + * + * @param {string} rootID DOM ID of the root node. + * @param {ReactReconcileTransaction|ReactServerRenderingTransaction} transaction + * @return {string} Markup for this text node. + * @internal + */ + mountComponent: function(rootID, transaction, context) { + this._rootNodeID = rootID; + var escapedText = escapeTextContentForBrowser(this._stringText); + + if (transaction.renderToStaticMarkup) { + // Normally we'd wrap this in a `span` for the reasons stated above, but + // since this is a situation where React won't take over (static pages), + // we can simply return the text as it is. + return escapedText; + } + + return ( + '<span ' + DOMPropertyOperations.createMarkupForID(rootID) + '>' + + escapedText + + '</span>' + ); + }, + + /** + * Updates this component by updating the text content. + * + * @param {ReactText} nextText The next text content + * @param {ReactReconcileTransaction} transaction + * @internal + */ + receiveComponent: function(nextText, transaction) { + if (nextText !== this._currentElement) { + this._currentElement = nextText; + var nextStringText = '' + nextText; + if (nextStringText !== this._stringText) { + // TODO: Save this as pending props and use performUpdateIfNecessary + // and/or updateComponent to do the actual update for consistency with + // other component types? + this._stringText = nextStringText; + ReactDOMComponent.BackendIDOperations.updateTextContentByID( + this._rootNodeID, + nextStringText + ); + } + } + }, + + unmountComponent: function() { + ReactComponentBrowserEnvironment.unmountIDFromEnvironment(this._rootNodeID); + } + +}); + +module.exports = ReactDOMTextComponent; + +},{"./DOMPropertyOperations":52,"./Object.assign":69,"./ReactComponentBrowserEnvironment":80,"./ReactDOMComponent":88,"./escapeTextContentForBrowser":172}],98:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactDOMTextarea + */ + +'use strict'; + +var AutoFocusMixin = require("./AutoFocusMixin"); +var DOMPropertyOperations = require("./DOMPropertyOperations"); +var LinkedValueUtils = require("./LinkedValueUtils"); +var ReactBrowserComponentMixin = require("./ReactBrowserComponentMixin"); +var ReactClass = require("./ReactClass"); +var ReactElement = require("./ReactElement"); +var ReactUpdates = require("./ReactUpdates"); + +var assign = require("./Object.assign"); +var invariant = require("./invariant"); + +var warning = require("./warning"); + +var textarea = ReactElement.createFactory('textarea'); + +function forceUpdateIfMounted() { + /*jshint validthis:true */ + if (this.isMounted()) { + this.forceUpdate(); + } +} + +/** + * Implements a <textarea> native component that allows setting `value`, and + * `defaultValue`. This differs from the traditional DOM API because value is + * usually set as PCDATA children. + * + * If `value` is not supplied (or null/undefined), user actions that affect the + * value will trigger updates to the element. + * + * If `value` is supplied (and not null/undefined), the rendered element will + * not trigger updates to the element. Instead, the `value` prop must change in + * order for the rendered element to be updated. + * + * The rendered element will be initialized with an empty value, the prop + * `defaultValue` if specified, or the children content (deprecated). + */ +var ReactDOMTextarea = ReactClass.createClass({ + displayName: 'ReactDOMTextarea', + tagName: 'TEXTAREA', + + mixins: [AutoFocusMixin, LinkedValueUtils.Mixin, ReactBrowserComponentMixin], + + getInitialState: function() { + var defaultValue = this.props.defaultValue; + // TODO (yungsters): Remove support for children content in <textarea>. + var children = this.props.children; + if (children != null) { + if ("production" !== process.env.NODE_ENV) { + ("production" !== process.env.NODE_ENV ? warning( + false, + 'Use the `defaultValue` or `value` props instead of setting ' + + 'children on <textarea>.' + ) : null); + } + ("production" !== process.env.NODE_ENV ? invariant( + defaultValue == null, + 'If you supply `defaultValue` on a <textarea>, do not pass children.' + ) : invariant(defaultValue == null)); + if (Array.isArray(children)) { + ("production" !== process.env.NODE_ENV ? invariant( + children.length <= 1, + '<textarea> can only have at most one child.' + ) : invariant(children.length <= 1)); + children = children[0]; + } + + defaultValue = '' + children; + } + if (defaultValue == null) { + defaultValue = ''; + } + var value = LinkedValueUtils.getValue(this); + return { + // We save the initial value so that `ReactDOMComponent` doesn't update + // `textContent` (unnecessary since we update value). + // The initial value can be a boolean or object so that's why it's + // forced to be a string. + initialValue: '' + (value != null ? value : defaultValue) + }; + }, + + render: function() { + // Clone `this.props` so we don't mutate the input. + var props = assign({}, this.props); + + ("production" !== process.env.NODE_ENV ? invariant( + props.dangerouslySetInnerHTML == null, + '`dangerouslySetInnerHTML` does not make sense on <textarea>.' + ) : invariant(props.dangerouslySetInnerHTML == null)); + + props.defaultValue = null; + props.value = null; + props.onChange = this._handleChange; + + // Always set children to the same thing. In IE9, the selection range will + // get reset if `textContent` is mutated. + return textarea(props, this.state.initialValue); + }, + + componentDidUpdate: function(prevProps, prevState, prevContext) { + var value = LinkedValueUtils.getValue(this); + if (value != null) { + var rootNode = this.getDOMNode(); + // Cast `value` to a string to ensure the value is set correctly. While + // browsers typically do this as necessary, jsdom doesn't. + DOMPropertyOperations.setValueForProperty(rootNode, 'value', '' + value); + } + }, + + _handleChange: function(event) { + var returnValue; + var onChange = LinkedValueUtils.getOnChange(this); + if (onChange) { + returnValue = onChange.call(this, event); + } + ReactUpdates.asap(forceUpdateIfMounted, this); + return returnValue; + } + +}); + +module.exports = ReactDOMTextarea; + +}).call(this,require('_process')) + +},{"./AutoFocusMixin":42,"./DOMPropertyOperations":52,"./LinkedValueUtils":66,"./Object.assign":69,"./ReactBrowserComponentMixin":72,"./ReactClass":78,"./ReactElement":103,"./ReactUpdates":140,"./invariant":191,"./warning":212,"_process":1}],99:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactDefaultBatchingStrategy + */ + +'use strict'; + +var ReactUpdates = require("./ReactUpdates"); +var Transaction = require("./Transaction"); + +var assign = require("./Object.assign"); +var emptyFunction = require("./emptyFunction"); + +var RESET_BATCHED_UPDATES = { + initialize: emptyFunction, + close: function() { + ReactDefaultBatchingStrategy.isBatchingUpdates = false; + } +}; + +var FLUSH_BATCHED_UPDATES = { + initialize: emptyFunction, + close: ReactUpdates.flushBatchedUpdates.bind(ReactUpdates) +}; + +var TRANSACTION_WRAPPERS = [FLUSH_BATCHED_UPDATES, RESET_BATCHED_UPDATES]; + +function ReactDefaultBatchingStrategyTransaction() { + this.reinitializeTransaction(); +} + +assign( + ReactDefaultBatchingStrategyTransaction.prototype, + Transaction.Mixin, + { + getTransactionWrappers: function() { + return TRANSACTION_WRAPPERS; + } + } +); + +var transaction = new ReactDefaultBatchingStrategyTransaction(); + +var ReactDefaultBatchingStrategy = { + isBatchingUpdates: false, + + /** + * Call the provided function in a context within which calls to `setState` + * and friends are batched such that components aren't updated unnecessarily. + */ + batchedUpdates: function(callback, a, b, c, d) { + var alreadyBatchingUpdates = ReactDefaultBatchingStrategy.isBatchingUpdates; + + ReactDefaultBatchingStrategy.isBatchingUpdates = true; + + // The code is written this way to avoid extra allocations + if (alreadyBatchingUpdates) { + callback(a, b, c, d); + } else { + transaction.perform(callback, null, a, b, c, d); + } + } +}; + +module.exports = ReactDefaultBatchingStrategy; + +},{"./Object.assign":69,"./ReactUpdates":140,"./Transaction":157,"./emptyFunction":170}],100:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactDefaultInjection + */ + +'use strict'; + +var BeforeInputEventPlugin = require("./BeforeInputEventPlugin"); +var ChangeEventPlugin = require("./ChangeEventPlugin"); +var ClientReactRootIndex = require("./ClientReactRootIndex"); +var DefaultEventPluginOrder = require("./DefaultEventPluginOrder"); +var EnterLeaveEventPlugin = require("./EnterLeaveEventPlugin"); +var ExecutionEnvironment = require("./ExecutionEnvironment"); +var HTMLDOMPropertyConfig = require("./HTMLDOMPropertyConfig"); +var MobileSafariClickEventPlugin = require("./MobileSafariClickEventPlugin"); +var ReactBrowserComponentMixin = require("./ReactBrowserComponentMixin"); +var ReactClass = require("./ReactClass"); +var ReactComponentBrowserEnvironment = + require("./ReactComponentBrowserEnvironment"); +var ReactDefaultBatchingStrategy = require("./ReactDefaultBatchingStrategy"); +var ReactDOMComponent = require("./ReactDOMComponent"); +var ReactDOMButton = require("./ReactDOMButton"); +var ReactDOMForm = require("./ReactDOMForm"); +var ReactDOMImg = require("./ReactDOMImg"); +var ReactDOMIDOperations = require("./ReactDOMIDOperations"); +var ReactDOMIframe = require("./ReactDOMIframe"); +var ReactDOMInput = require("./ReactDOMInput"); +var ReactDOMOption = require("./ReactDOMOption"); +var ReactDOMSelect = require("./ReactDOMSelect"); +var ReactDOMTextarea = require("./ReactDOMTextarea"); +var ReactDOMTextComponent = require("./ReactDOMTextComponent"); +var ReactElement = require("./ReactElement"); +var ReactEventListener = require("./ReactEventListener"); +var ReactInjection = require("./ReactInjection"); +var ReactInstanceHandles = require("./ReactInstanceHandles"); +var ReactMount = require("./ReactMount"); +var ReactReconcileTransaction = require("./ReactReconcileTransaction"); +var SelectEventPlugin = require("./SelectEventPlugin"); +var ServerReactRootIndex = require("./ServerReactRootIndex"); +var SimpleEventPlugin = require("./SimpleEventPlugin"); +var SVGDOMPropertyConfig = require("./SVGDOMPropertyConfig"); + +var createFullPageComponent = require("./createFullPageComponent"); + +function autoGenerateWrapperClass(type) { + return ReactClass.createClass({ + tagName: type.toUpperCase(), + render: function() { + return new ReactElement( + type, + null, + null, + null, + null, + this.props + ); + } + }); +} + +function inject() { + ReactInjection.EventEmitter.injectReactEventListener( + ReactEventListener + ); + + /** + * Inject modules for resolving DOM hierarchy and plugin ordering. + */ + ReactInjection.EventPluginHub.injectEventPluginOrder(DefaultEventPluginOrder); + ReactInjection.EventPluginHub.injectInstanceHandle(ReactInstanceHandles); + ReactInjection.EventPluginHub.injectMount(ReactMount); + + /** + * Some important event plugins included by default (without having to require + * them). + */ + ReactInjection.EventPluginHub.injectEventPluginsByName({ + SimpleEventPlugin: SimpleEventPlugin, + EnterLeaveEventPlugin: EnterLeaveEventPlugin, + ChangeEventPlugin: ChangeEventPlugin, + MobileSafariClickEventPlugin: MobileSafariClickEventPlugin, + SelectEventPlugin: SelectEventPlugin, + BeforeInputEventPlugin: BeforeInputEventPlugin + }); + + ReactInjection.NativeComponent.injectGenericComponentClass( + ReactDOMComponent + ); + + ReactInjection.NativeComponent.injectTextComponentClass( + ReactDOMTextComponent + ); + + ReactInjection.NativeComponent.injectAutoWrapper( + autoGenerateWrapperClass + ); + + // This needs to happen before createFullPageComponent() otherwise the mixin + // won't be included. + ReactInjection.Class.injectMixin(ReactBrowserComponentMixin); + + ReactInjection.NativeComponent.injectComponentClasses({ + 'button': ReactDOMButton, + 'form': ReactDOMForm, + 'iframe': ReactDOMIframe, + 'img': ReactDOMImg, + 'input': ReactDOMInput, + 'option': ReactDOMOption, + 'select': ReactDOMSelect, + 'textarea': ReactDOMTextarea, + + 'html': createFullPageComponent('html'), + 'head': createFullPageComponent('head'), + 'body': createFullPageComponent('body') + }); + + ReactInjection.DOMProperty.injectDOMPropertyConfig(HTMLDOMPropertyConfig); + ReactInjection.DOMProperty.injectDOMPropertyConfig(SVGDOMPropertyConfig); + + ReactInjection.EmptyComponent.injectEmptyComponent('noscript'); + + ReactInjection.Updates.injectReconcileTransaction( + ReactReconcileTransaction + ); + ReactInjection.Updates.injectBatchingStrategy( + ReactDefaultBatchingStrategy + ); + + ReactInjection.RootIndex.injectCreateReactRootIndex( + ExecutionEnvironment.canUseDOM ? + ClientReactRootIndex.createReactRootIndex : + ServerReactRootIndex.createReactRootIndex + ); + + ReactInjection.Component.injectEnvironment(ReactComponentBrowserEnvironment); + ReactInjection.DOMComponent.injectIDOperations(ReactDOMIDOperations); + + if ("production" !== process.env.NODE_ENV) { + var url = (ExecutionEnvironment.canUseDOM && window.location.href) || ''; + if ((/[?&]react_perf\b/).test(url)) { + var ReactDefaultPerf = require("./ReactDefaultPerf"); + ReactDefaultPerf.start(); + } + } +} + +module.exports = { + inject: inject +}; + +}).call(this,require('_process')) + +},{"./BeforeInputEventPlugin":43,"./ChangeEventPlugin":48,"./ClientReactRootIndex":49,"./DefaultEventPluginOrder":54,"./EnterLeaveEventPlugin":55,"./ExecutionEnvironment":62,"./HTMLDOMPropertyConfig":64,"./MobileSafariClickEventPlugin":68,"./ReactBrowserComponentMixin":72,"./ReactClass":78,"./ReactComponentBrowserEnvironment":80,"./ReactDOMButton":87,"./ReactDOMComponent":88,"./ReactDOMForm":89,"./ReactDOMIDOperations":90,"./ReactDOMIframe":91,"./ReactDOMImg":92,"./ReactDOMInput":93,"./ReactDOMOption":94,"./ReactDOMSelect":95,"./ReactDOMTextComponent":97,"./ReactDOMTextarea":98,"./ReactDefaultBatchingStrategy":99,"./ReactDefaultPerf":101,"./ReactElement":103,"./ReactEventListener":108,"./ReactInjection":110,"./ReactInstanceHandles":112,"./ReactMount":117,"./ReactReconcileTransaction":128,"./SVGDOMPropertyConfig":142,"./SelectEventPlugin":143,"./ServerReactRootIndex":144,"./SimpleEventPlugin":145,"./createFullPageComponent":166,"_process":1}],101:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactDefaultPerf + * @typechecks static-only + */ + +'use strict'; + +var DOMProperty = require("./DOMProperty"); +var ReactDefaultPerfAnalysis = require("./ReactDefaultPerfAnalysis"); +var ReactMount = require("./ReactMount"); +var ReactPerf = require("./ReactPerf"); + +var performanceNow = require("./performanceNow"); + +function roundFloat(val) { + return Math.floor(val * 100) / 100; +} + +function addValue(obj, key, val) { + obj[key] = (obj[key] || 0) + val; +} + +var ReactDefaultPerf = { + _allMeasurements: [], // last item in the list is the current one + _mountStack: [0], + _injected: false, + + start: function() { + if (!ReactDefaultPerf._injected) { + ReactPerf.injection.injectMeasure(ReactDefaultPerf.measure); + } + + ReactDefaultPerf._allMeasurements.length = 0; + ReactPerf.enableMeasure = true; + }, + + stop: function() { + ReactPerf.enableMeasure = false; + }, + + getLastMeasurements: function() { + return ReactDefaultPerf._allMeasurements; + }, + + printExclusive: function(measurements) { + measurements = measurements || ReactDefaultPerf._allMeasurements; + var summary = ReactDefaultPerfAnalysis.getExclusiveSummary(measurements); + console.table(summary.map(function(item) { + return { + 'Component class name': item.componentName, + 'Total inclusive time (ms)': roundFloat(item.inclusive), + 'Exclusive mount time (ms)': roundFloat(item.exclusive), + 'Exclusive render time (ms)': roundFloat(item.render), + 'Mount time per instance (ms)': roundFloat(item.exclusive / item.count), + 'Render time per instance (ms)': roundFloat(item.render / item.count), + 'Instances': item.count + }; + })); + // TODO: ReactDefaultPerfAnalysis.getTotalTime() does not return the correct + // number. + }, + + printInclusive: function(measurements) { + measurements = measurements || ReactDefaultPerf._allMeasurements; + var summary = ReactDefaultPerfAnalysis.getInclusiveSummary(measurements); + console.table(summary.map(function(item) { + return { + 'Owner > component': item.componentName, + 'Inclusive time (ms)': roundFloat(item.time), + 'Instances': item.count + }; + })); + console.log( + 'Total time:', + ReactDefaultPerfAnalysis.getTotalTime(measurements).toFixed(2) + ' ms' + ); + }, + + getMeasurementsSummaryMap: function(measurements) { + var summary = ReactDefaultPerfAnalysis.getInclusiveSummary( + measurements, + true + ); + return summary.map(function(item) { + return { + 'Owner > component': item.componentName, + 'Wasted time (ms)': item.time, + 'Instances': item.count + }; + }); + }, + + printWasted: function(measurements) { + measurements = measurements || ReactDefaultPerf._allMeasurements; + console.table(ReactDefaultPerf.getMeasurementsSummaryMap(measurements)); + console.log( + 'Total time:', + ReactDefaultPerfAnalysis.getTotalTime(measurements).toFixed(2) + ' ms' + ); + }, + + printDOM: function(measurements) { + measurements = measurements || ReactDefaultPerf._allMeasurements; + var summary = ReactDefaultPerfAnalysis.getDOMSummary(measurements); + console.table(summary.map(function(item) { + var result = {}; + result[DOMProperty.ID_ATTRIBUTE_NAME] = item.id; + result['type'] = item.type; + result['args'] = JSON.stringify(item.args); + return result; + })); + console.log( + 'Total time:', + ReactDefaultPerfAnalysis.getTotalTime(measurements).toFixed(2) + ' ms' + ); + }, + + _recordWrite: function(id, fnName, totalTime, args) { + // TODO: totalTime isn't that useful since it doesn't count paints/reflows + var writes = + ReactDefaultPerf + ._allMeasurements[ReactDefaultPerf._allMeasurements.length - 1] + .writes; + writes[id] = writes[id] || []; + writes[id].push({ + type: fnName, + time: totalTime, + args: args + }); + }, + + measure: function(moduleName, fnName, func) { + return function() {for (var args=[],$__0=0,$__1=arguments.length;$__0<$__1;$__0++) args.push(arguments[$__0]); + var totalTime; + var rv; + var start; + + if (fnName === '_renderNewRootComponent' || + fnName === 'flushBatchedUpdates') { + // A "measurement" is a set of metrics recorded for each flush. We want + // to group the metrics for a given flush together so we can look at the + // components that rendered and the DOM operations that actually + // happened to determine the amount of "wasted work" performed. + ReactDefaultPerf._allMeasurements.push({ + exclusive: {}, + inclusive: {}, + render: {}, + counts: {}, + writes: {}, + displayNames: {}, + totalTime: 0 + }); + start = performanceNow(); + rv = func.apply(this, args); + ReactDefaultPerf._allMeasurements[ + ReactDefaultPerf._allMeasurements.length - 1 + ].totalTime = performanceNow() - start; + return rv; + } else if (fnName === '_mountImageIntoNode' || + moduleName === 'ReactDOMIDOperations') { + start = performanceNow(); + rv = func.apply(this, args); + totalTime = performanceNow() - start; + + if (fnName === '_mountImageIntoNode') { + var mountID = ReactMount.getID(args[1]); + ReactDefaultPerf._recordWrite(mountID, fnName, totalTime, args[0]); + } else if (fnName === 'dangerouslyProcessChildrenUpdates') { + // special format + args[0].forEach(function(update) { + var writeArgs = {}; + if (update.fromIndex !== null) { + writeArgs.fromIndex = update.fromIndex; + } + if (update.toIndex !== null) { + writeArgs.toIndex = update.toIndex; + } + if (update.textContent !== null) { + writeArgs.textContent = update.textContent; + } + if (update.markupIndex !== null) { + writeArgs.markup = args[1][update.markupIndex]; + } + ReactDefaultPerf._recordWrite( + update.parentID, + update.type, + totalTime, + writeArgs + ); + }); + } else { + // basic format + ReactDefaultPerf._recordWrite( + args[0], + fnName, + totalTime, + Array.prototype.slice.call(args, 1) + ); + } + return rv; + } else if (moduleName === 'ReactCompositeComponent' && ( + (// TODO: receiveComponent()? + (fnName === 'mountComponent' || + fnName === 'updateComponent' || fnName === '_renderValidatedComponent')))) { + + if (typeof this._currentElement.type === 'string') { + return func.apply(this, args); + } + + var rootNodeID = fnName === 'mountComponent' ? + args[0] : + this._rootNodeID; + var isRender = fnName === '_renderValidatedComponent'; + var isMount = fnName === 'mountComponent'; + + var mountStack = ReactDefaultPerf._mountStack; + var entry = ReactDefaultPerf._allMeasurements[ + ReactDefaultPerf._allMeasurements.length - 1 + ]; + + if (isRender) { + addValue(entry.counts, rootNodeID, 1); + } else if (isMount) { + mountStack.push(0); + } + + start = performanceNow(); + rv = func.apply(this, args); + totalTime = performanceNow() - start; + + if (isRender) { + addValue(entry.render, rootNodeID, totalTime); + } else if (isMount) { + var subMountTime = mountStack.pop(); + mountStack[mountStack.length - 1] += totalTime; + addValue(entry.exclusive, rootNodeID, totalTime - subMountTime); + addValue(entry.inclusive, rootNodeID, totalTime); + } else { + addValue(entry.inclusive, rootNodeID, totalTime); + } + + entry.displayNames[rootNodeID] = { + current: this.getName(), + owner: this._currentElement._owner ? + this._currentElement._owner.getName() : + '<root>' + }; + + return rv; + } else { + return func.apply(this, args); + } + }; + } +}; + +module.exports = ReactDefaultPerf; + +},{"./DOMProperty":51,"./ReactDefaultPerfAnalysis":102,"./ReactMount":117,"./ReactPerf":122,"./performanceNow":203}],102:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactDefaultPerfAnalysis + */ + +var assign = require("./Object.assign"); + +// Don't try to save users less than 1.2ms (a number I made up) +var DONT_CARE_THRESHOLD = 1.2; +var DOM_OPERATION_TYPES = { + '_mountImageIntoNode': 'set innerHTML', + INSERT_MARKUP: 'set innerHTML', + MOVE_EXISTING: 'move', + REMOVE_NODE: 'remove', + TEXT_CONTENT: 'set textContent', + 'updatePropertyByID': 'update attribute', + 'deletePropertyByID': 'delete attribute', + 'updateStylesByID': 'update styles', + 'updateInnerHTMLByID': 'set innerHTML', + 'dangerouslyReplaceNodeWithMarkupByID': 'replace' +}; + +function getTotalTime(measurements) { + // TODO: return number of DOM ops? could be misleading. + // TODO: measure dropped frames after reconcile? + // TODO: log total time of each reconcile and the top-level component + // class that triggered it. + var totalTime = 0; + for (var i = 0; i < measurements.length; i++) { + var measurement = measurements[i]; + totalTime += measurement.totalTime; + } + return totalTime; +} + +function getDOMSummary(measurements) { + var items = []; + for (var i = 0; i < measurements.length; i++) { + var measurement = measurements[i]; + var id; + + for (id in measurement.writes) { + measurement.writes[id].forEach(function(write) { + items.push({ + id: id, + type: DOM_OPERATION_TYPES[write.type] || write.type, + args: write.args + }); + }); + } + } + return items; +} + +function getExclusiveSummary(measurements) { + var candidates = {}; + var displayName; + + for (var i = 0; i < measurements.length; i++) { + var measurement = measurements[i]; + var allIDs = assign( + {}, + measurement.exclusive, + measurement.inclusive + ); + + for (var id in allIDs) { + displayName = measurement.displayNames[id].current; + + candidates[displayName] = candidates[displayName] || { + componentName: displayName, + inclusive: 0, + exclusive: 0, + render: 0, + count: 0 + }; + if (measurement.render[id]) { + candidates[displayName].render += measurement.render[id]; + } + if (measurement.exclusive[id]) { + candidates[displayName].exclusive += measurement.exclusive[id]; + } + if (measurement.inclusive[id]) { + candidates[displayName].inclusive += measurement.inclusive[id]; + } + if (measurement.counts[id]) { + candidates[displayName].count += measurement.counts[id]; + } + } + } + + // Now make a sorted array with the results. + var arr = []; + for (displayName in candidates) { + if (candidates[displayName].exclusive >= DONT_CARE_THRESHOLD) { + arr.push(candidates[displayName]); + } + } + + arr.sort(function(a, b) { + return b.exclusive - a.exclusive; + }); + + return arr; +} + +function getInclusiveSummary(measurements, onlyClean) { + var candidates = {}; + var inclusiveKey; + + for (var i = 0; i < measurements.length; i++) { + var measurement = measurements[i]; + var allIDs = assign( + {}, + measurement.exclusive, + measurement.inclusive + ); + var cleanComponents; + + if (onlyClean) { + cleanComponents = getUnchangedComponents(measurement); + } + + for (var id in allIDs) { + if (onlyClean && !cleanComponents[id]) { + continue; + } + + var displayName = measurement.displayNames[id]; + + // Inclusive time is not useful for many components without knowing where + // they are instantiated. So we aggregate inclusive time with both the + // owner and current displayName as the key. + inclusiveKey = displayName.owner + ' > ' + displayName.current; + + candidates[inclusiveKey] = candidates[inclusiveKey] || { + componentName: inclusiveKey, + time: 0, + count: 0 + }; + + if (measurement.inclusive[id]) { + candidates[inclusiveKey].time += measurement.inclusive[id]; + } + if (measurement.counts[id]) { + candidates[inclusiveKey].count += measurement.counts[id]; + } + } + } + + // Now make a sorted array with the results. + var arr = []; + for (inclusiveKey in candidates) { + if (candidates[inclusiveKey].time >= DONT_CARE_THRESHOLD) { + arr.push(candidates[inclusiveKey]); + } + } + + arr.sort(function(a, b) { + return b.time - a.time; + }); + + return arr; +} + +function getUnchangedComponents(measurement) { + // For a given reconcile, look at which components did not actually + // render anything to the DOM and return a mapping of their ID to + // the amount of time it took to render the entire subtree. + var cleanComponents = {}; + var dirtyLeafIDs = Object.keys(measurement.writes); + var allIDs = assign({}, measurement.exclusive, measurement.inclusive); + + for (var id in allIDs) { + var isDirty = false; + // For each component that rendered, see if a component that triggered + // a DOM op is in its subtree. + for (var i = 0; i < dirtyLeafIDs.length; i++) { + if (dirtyLeafIDs[i].indexOf(id) === 0) { + isDirty = true; + break; + } + } + if (!isDirty && measurement.counts[id] > 0) { + cleanComponents[id] = true; + } + } + return cleanComponents; +} + +var ReactDefaultPerfAnalysis = { + getExclusiveSummary: getExclusiveSummary, + getInclusiveSummary: getInclusiveSummary, + getDOMSummary: getDOMSummary, + getTotalTime: getTotalTime +}; + +module.exports = ReactDefaultPerfAnalysis; + +},{"./Object.assign":69}],103:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2014-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactElement + */ + +'use strict'; + +var ReactContext = require("./ReactContext"); +var ReactCurrentOwner = require("./ReactCurrentOwner"); + +var assign = require("./Object.assign"); +var warning = require("./warning"); + +var RESERVED_PROPS = { + key: true, + ref: true +}; + +/** + * Warn for mutations. + * + * @internal + * @param {object} object + * @param {string} key + */ +function defineWarningProperty(object, key) { + Object.defineProperty(object, key, { + + configurable: false, + enumerable: true, + + get: function() { + if (!this._store) { + return null; + } + return this._store[key]; + }, + + set: function(value) { + ("production" !== process.env.NODE_ENV ? warning( + false, + 'Don\'t set the %s property of the React element. Instead, ' + + 'specify the correct value when initially creating the element.', + key + ) : null); + this._store[key] = value; + } + + }); +} + +/** + * This is updated to true if the membrane is successfully created. + */ +var useMutationMembrane = false; + +/** + * Warn for mutations. + * + * @internal + * @param {object} element + */ +function defineMutationMembrane(prototype) { + try { + var pseudoFrozenProperties = { + props: true + }; + for (var key in pseudoFrozenProperties) { + defineWarningProperty(prototype, key); + } + useMutationMembrane = true; + } catch (x) { + // IE will fail on defineProperty + } +} + +/** + * Base constructor for all React elements. This is only used to make this + * work with a dynamic instanceof check. Nothing should live on this prototype. + * + * @param {*} type + * @param {string|object} ref + * @param {*} key + * @param {*} props + * @internal + */ +var ReactElement = function(type, key, ref, owner, context, props) { + // Built-in properties that belong on the element + this.type = type; + this.key = key; + this.ref = ref; + + // Record the component responsible for creating this element. + this._owner = owner; + + // TODO: Deprecate withContext, and then the context becomes accessible + // through the owner. + this._context = context; + + if ("production" !== process.env.NODE_ENV) { + // The validation flag and props are currently mutative. We put them on + // an external backing store so that we can freeze the whole object. + // This can be replaced with a WeakMap once they are implemented in + // commonly used development environments. + this._store = {props: props, originalProps: assign({}, props)}; + + // To make comparing ReactElements easier for testing purposes, we make + // the validation flag non-enumerable (where possible, which should + // include every environment we run tests in), so the test framework + // ignores it. + try { + Object.defineProperty(this._store, 'validated', { + configurable: false, + enumerable: false, + writable: true + }); + } catch (x) { + } + this._store.validated = false; + + // We're not allowed to set props directly on the object so we early + // return and rely on the prototype membrane to forward to the backing + // store. + if (useMutationMembrane) { + Object.freeze(this); + return; + } + } + + this.props = props; +}; + +// We intentionally don't expose the function on the constructor property. +// ReactElement should be indistinguishable from a plain object. +ReactElement.prototype = { + _isReactElement: true +}; + +if ("production" !== process.env.NODE_ENV) { + defineMutationMembrane(ReactElement.prototype); +} + +ReactElement.createElement = function(type, config, children) { + var propName; + + // Reserved names are extracted + var props = {}; + + var key = null; + var ref = null; + + if (config != null) { + ref = config.ref === undefined ? null : config.ref; + key = config.key === undefined ? null : '' + config.key; + // Remaining properties are added to a new props object + for (propName in config) { + if (config.hasOwnProperty(propName) && + !RESERVED_PROPS.hasOwnProperty(propName)) { + props[propName] = config[propName]; + } + } + } + + // Children can be more than one argument, and those are transferred onto + // the newly allocated props object. + var childrenLength = arguments.length - 2; + if (childrenLength === 1) { + props.children = children; + } else if (childrenLength > 1) { + var childArray = Array(childrenLength); + for (var i = 0; i < childrenLength; i++) { + childArray[i] = arguments[i + 2]; + } + props.children = childArray; + } + + // Resolve default props + if (type && type.defaultProps) { + var defaultProps = type.defaultProps; + for (propName in defaultProps) { + if (typeof props[propName] === 'undefined') { + props[propName] = defaultProps[propName]; + } + } + } + + return new ReactElement( + type, + key, + ref, + ReactCurrentOwner.current, + ReactContext.current, + props + ); +}; + +ReactElement.createFactory = function(type) { + var factory = ReactElement.createElement.bind(null, type); + // Expose the type on the factory and the prototype so that it can be + // easily accessed on elements. E.g. <Foo />.type === Foo.type. + // This should not be named `constructor` since this may not be the function + // that created the element, and it may not even be a constructor. + // Legacy hook TODO: Warn if this is accessed + factory.type = type; + return factory; +}; + +ReactElement.cloneAndReplaceProps = function(oldElement, newProps) { + var newElement = new ReactElement( + oldElement.type, + oldElement.key, + oldElement.ref, + oldElement._owner, + oldElement._context, + newProps + ); + + if ("production" !== process.env.NODE_ENV) { + // If the key on the original is valid, then the clone is valid + newElement._store.validated = oldElement._store.validated; + } + return newElement; +}; + +ReactElement.cloneElement = function(element, config, children) { + var propName; + + // Original props are copied + var props = assign({}, element.props); + + // Reserved names are extracted + var key = element.key; + var ref = element.ref; + + // Owner will be preserved, unless ref is overridden + var owner = element._owner; + + if (config != null) { + if (config.ref !== undefined) { + // Silently steal the ref from the parent. + ref = config.ref; + owner = ReactCurrentOwner.current; + } + if (config.key !== undefined) { + key = '' + config.key; + } + // Remaining properties override existing props + for (propName in config) { + if (config.hasOwnProperty(propName) && + !RESERVED_PROPS.hasOwnProperty(propName)) { + props[propName] = config[propName]; + } + } + } + + // Children can be more than one argument, and those are transferred onto + // the newly allocated props object. + var childrenLength = arguments.length - 2; + if (childrenLength === 1) { + props.children = children; + } else if (childrenLength > 1) { + var childArray = Array(childrenLength); + for (var i = 0; i < childrenLength; i++) { + childArray[i] = arguments[i + 2]; + } + props.children = childArray; + } + + return new ReactElement( + element.type, + key, + ref, + owner, + element._context, + props + ); +}; + +/** + * @param {?object} object + * @return {boolean} True if `object` is a valid component. + * @final + */ +ReactElement.isValidElement = function(object) { + // ReactTestUtils is often used outside of beforeEach where as React is + // within it. This leads to two different instances of React on the same + // page. To identify a element from a different React instance we use + // a flag instead of an instanceof check. + var isElement = !!(object && object._isReactElement); + // if (isElement && !(object instanceof ReactElement)) { + // This is an indicator that you're using multiple versions of React at the + // same time. This will screw with ownership and stuff. Fix it, please. + // TODO: We could possibly warn here. + // } + return isElement; +}; + +module.exports = ReactElement; + +}).call(this,require('_process')) + +},{"./Object.assign":69,"./ReactContext":84,"./ReactCurrentOwner":85,"./warning":212,"_process":1}],104:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2014-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactElementValidator + */ + +/** + * ReactElementValidator provides a wrapper around a element factory + * which validates the props passed to the element. This is intended to be + * used only in DEV and could be replaced by a static type checker for languages + * that support it. + */ + +'use strict'; + +var ReactElement = require("./ReactElement"); +var ReactFragment = require("./ReactFragment"); +var ReactPropTypeLocations = require("./ReactPropTypeLocations"); +var ReactPropTypeLocationNames = require("./ReactPropTypeLocationNames"); +var ReactCurrentOwner = require("./ReactCurrentOwner"); +var ReactNativeComponent = require("./ReactNativeComponent"); + +var getIteratorFn = require("./getIteratorFn"); +var invariant = require("./invariant"); +var warning = require("./warning"); + +function getDeclarationErrorAddendum() { + if (ReactCurrentOwner.current) { + var name = ReactCurrentOwner.current.getName(); + if (name) { + return ' Check the render method of `' + name + '`.'; + } + } + return ''; +} + +/** + * Warn if there's no key explicitly set on dynamic arrays of children or + * object keys are not valid. This allows us to keep track of children between + * updates. + */ +var ownerHasKeyUseWarning = {}; + +var loggedTypeFailures = {}; + +var NUMERIC_PROPERTY_REGEX = /^\d+$/; + +/** + * Gets the instance's name for use in warnings. + * + * @internal + * @return {?string} Display name or undefined + */ +function getName(instance) { + var publicInstance = instance && instance.getPublicInstance(); + if (!publicInstance) { + return undefined; + } + var constructor = publicInstance.constructor; + if (!constructor) { + return undefined; + } + return constructor.displayName || constructor.name || undefined; +} + +/** + * Gets the current owner's displayName for use in warnings. + * + * @internal + * @return {?string} Display name or undefined + */ +function getCurrentOwnerDisplayName() { + var current = ReactCurrentOwner.current; + return ( + current && getName(current) || undefined + ); +} + +/** + * Warn if the element doesn't have an explicit key assigned to it. + * This element is in an array. The array could grow and shrink or be + * reordered. All children that haven't already been validated are required to + * have a "key" property assigned to it. + * + * @internal + * @param {ReactElement} element Element that requires a key. + * @param {*} parentType element's parent's type. + */ +function validateExplicitKey(element, parentType) { + if (element._store.validated || element.key != null) { + return; + } + element._store.validated = true; + + warnAndMonitorForKeyUse( + 'Each child in an array or iterator should have a unique "key" prop.', + element, + parentType + ); +} + +/** + * Warn if the key is being defined as an object property but has an incorrect + * value. + * + * @internal + * @param {string} name Property name of the key. + * @param {ReactElement} element Component that requires a key. + * @param {*} parentType element's parent's type. + */ +function validatePropertyKey(name, element, parentType) { + if (!NUMERIC_PROPERTY_REGEX.test(name)) { + return; + } + warnAndMonitorForKeyUse( + 'Child objects should have non-numeric keys so ordering is preserved.', + element, + parentType + ); +} + +/** + * Shared warning and monitoring code for the key warnings. + * + * @internal + * @param {string} message The base warning that gets output. + * @param {ReactElement} element Component that requires a key. + * @param {*} parentType element's parent's type. + */ +function warnAndMonitorForKeyUse(message, element, parentType) { + var ownerName = getCurrentOwnerDisplayName(); + var parentName = typeof parentType === 'string' ? + parentType : parentType.displayName || parentType.name; + + var useName = ownerName || parentName; + var memoizer = ownerHasKeyUseWarning[message] || ( + (ownerHasKeyUseWarning[message] = {}) + ); + if (memoizer.hasOwnProperty(useName)) { + return; + } + memoizer[useName] = true; + + var parentOrOwnerAddendum = + ownerName ? (" Check the render method of " + ownerName + ".") : + parentName ? (" Check the React.render call using <" + parentName + ">.") : + ''; + + // Usually the current owner is the offender, but if it accepts children as a + // property, it may be the creator of the child that's responsible for + // assigning it a key. + var childOwnerAddendum = ''; + if (element && + element._owner && + element._owner !== ReactCurrentOwner.current) { + // Name of the component that originally created this child. + var childOwnerName = getName(element._owner); + + childOwnerAddendum = (" It was passed a child from " + childOwnerName + "."); + } + + ("production" !== process.env.NODE_ENV ? warning( + false, + message + '%s%s See https://fb.me/react-warning-keys for more information.', + parentOrOwnerAddendum, + childOwnerAddendum + ) : null); +} + +/** + * Ensure that every element either is passed in a static location, in an + * array with an explicit keys property defined, or in an object literal + * with valid key property. + * + * @internal + * @param {ReactNode} node Statically passed child of any type. + * @param {*} parentType node's parent's type. + */ +function validateChildKeys(node, parentType) { + if (Array.isArray(node)) { + for (var i = 0; i < node.length; i++) { + var child = node[i]; + if (ReactElement.isValidElement(child)) { + validateExplicitKey(child, parentType); + } + } + } else if (ReactElement.isValidElement(node)) { + // This element was passed in a valid location. + node._store.validated = true; + } else if (node) { + var iteratorFn = getIteratorFn(node); + // Entry iterators provide implicit keys. + if (iteratorFn) { + if (iteratorFn !== node.entries) { + var iterator = iteratorFn.call(node); + var step; + while (!(step = iterator.next()).done) { + if (ReactElement.isValidElement(step.value)) { + validateExplicitKey(step.value, parentType); + } + } + } + } else if (typeof node === 'object') { + var fragment = ReactFragment.extractIfFragment(node); + for (var key in fragment) { + if (fragment.hasOwnProperty(key)) { + validatePropertyKey(key, fragment[key], parentType); + } + } + } + } +} + +/** + * Assert that the props are valid + * + * @param {string} componentName Name of the component for error messages. + * @param {object} propTypes Map of prop name to a ReactPropType + * @param {object} props + * @param {string} location e.g. "prop", "context", "child context" + * @private + */ +function checkPropTypes(componentName, propTypes, props, location) { + for (var propName in propTypes) { + if (propTypes.hasOwnProperty(propName)) { + var error; + // Prop type validation may throw. In case they do, we don't want to + // fail the render phase where it didn't fail before. So we log it. + // After these have been cleaned up, we'll let them throw. + try { + // This is intentionally an invariant that gets caught. It's the same + // behavior as without this statement except with a better message. + ("production" !== process.env.NODE_ENV ? invariant( + typeof propTypes[propName] === 'function', + '%s: %s type `%s` is invalid; it must be a function, usually from ' + + 'React.PropTypes.', + componentName || 'React class', + ReactPropTypeLocationNames[location], + propName + ) : invariant(typeof propTypes[propName] === 'function')); + error = propTypes[propName](props, propName, componentName, location); + } catch (ex) { + error = ex; + } + if (error instanceof Error && !(error.message in loggedTypeFailures)) { + // Only monitor this failure once because there tends to be a lot of the + // same error. + loggedTypeFailures[error.message] = true; + + var addendum = getDeclarationErrorAddendum(this); + ("production" !== process.env.NODE_ENV ? warning(false, 'Failed propType: %s%s', error.message, addendum) : null); + } + } + } +} + +var warnedPropsMutations = {}; + +/** + * Warn about mutating props when setting `propName` on `element`. + * + * @param {string} propName The string key within props that was set + * @param {ReactElement} element + */ +function warnForPropsMutation(propName, element) { + var type = element.type; + var elementName = typeof type === 'string' ? type : type.displayName; + var ownerName = element._owner ? + element._owner.getPublicInstance().constructor.displayName : null; + + var warningKey = propName + '|' + elementName + '|' + ownerName; + if (warnedPropsMutations.hasOwnProperty(warningKey)) { + return; + } + warnedPropsMutations[warningKey] = true; + + var elementInfo = ''; + if (elementName) { + elementInfo = ' <' + elementName + ' />'; + } + var ownerInfo = ''; + if (ownerName) { + ownerInfo = ' The element was created by ' + ownerName + '.'; + } + + ("production" !== process.env.NODE_ENV ? warning( + false, + 'Don\'t set .props.%s of the React component%s. Instead, specify the ' + + 'correct value when initially creating the element or use ' + + 'React.cloneElement to make a new element with updated props.%s', + propName, + elementInfo, + ownerInfo + ) : null); +} + +// Inline Object.is polyfill +function is(a, b) { + if (a !== a) { + // NaN + return b !== b; + } + if (a === 0 && b === 0) { + // +-0 + return 1 / a === 1 / b; + } + return a === b; +} + +/** + * Given an element, check if its props have been mutated since element + * creation (or the last call to this function). In particular, check if any + * new props have been added, which we can't directly catch by defining warning + * properties on the props object. + * + * @param {ReactElement} element + */ +function checkAndWarnForMutatedProps(element) { + if (!element._store) { + // Element was created using `new ReactElement` directly or with + // `ReactElement.createElement`; skip mutation checking + return; + } + + var originalProps = element._store.originalProps; + var props = element.props; + + for (var propName in props) { + if (props.hasOwnProperty(propName)) { + if (!originalProps.hasOwnProperty(propName) || + !is(originalProps[propName], props[propName])) { + warnForPropsMutation(propName, element); + + // Copy over the new value so that the two props objects match again + originalProps[propName] = props[propName]; + } + } + } +} + +/** + * Given an element, validate that its props follow the propTypes definition, + * provided by the type. + * + * @param {ReactElement} element + */ +function validatePropTypes(element) { + if (element.type == null) { + // This has already warned. Don't throw. + return; + } + // Extract the component class from the element. Converts string types + // to a composite class which may have propTypes. + // TODO: Validating a string's propTypes is not decoupled from the + // rendering target which is problematic. + var componentClass = ReactNativeComponent.getComponentClassForElement( + element + ); + var name = componentClass.displayName || componentClass.name; + if (componentClass.propTypes) { + checkPropTypes( + name, + componentClass.propTypes, + element.props, + ReactPropTypeLocations.prop + ); + } + if (typeof componentClass.getDefaultProps === 'function') { + ("production" !== process.env.NODE_ENV ? warning( + componentClass.getDefaultProps.isReactClassApproved, + 'getDefaultProps is only used on classic React.createClass ' + + 'definitions. Use a static property named `defaultProps` instead.' + ) : null); + } +} + +var ReactElementValidator = { + + checkAndWarnForMutatedProps: checkAndWarnForMutatedProps, + + createElement: function(type, props, children) { + // We warn in this case but don't throw. We expect the element creation to + // succeed and there will likely be errors in render. + ("production" !== process.env.NODE_ENV ? warning( + type != null, + 'React.createElement: type should not be null or undefined. It should ' + + 'be a string (for DOM elements) or a ReactClass (for composite ' + + 'components).' + ) : null); + + var element = ReactElement.createElement.apply(this, arguments); + + // The result can be nullish if a mock or a custom function is used. + // TODO: Drop this when these are no longer allowed as the type argument. + if (element == null) { + return element; + } + + for (var i = 2; i < arguments.length; i++) { + validateChildKeys(arguments[i], type); + } + + validatePropTypes(element); + + return element; + }, + + createFactory: function(type) { + var validatedFactory = ReactElementValidator.createElement.bind( + null, + type + ); + // Legacy hook TODO: Warn if this is accessed + validatedFactory.type = type; + + if ("production" !== process.env.NODE_ENV) { + try { + Object.defineProperty( + validatedFactory, + 'type', + { + enumerable: false, + get: function() { + ("production" !== process.env.NODE_ENV ? warning( + false, + 'Factory.type is deprecated. Access the class directly ' + + 'before passing it to createFactory.' + ) : null); + Object.defineProperty(this, 'type', { + value: type + }); + return type; + } + } + ); + } catch (x) { + // IE will fail on defineProperty (es5-shim/sham too) + } + } + + + return validatedFactory; + }, + + cloneElement: function(element, props, children) { + var newElement = ReactElement.cloneElement.apply(this, arguments); + for (var i = 2; i < arguments.length; i++) { + validateChildKeys(arguments[i], newElement.type); + } + validatePropTypes(newElement); + return newElement; + } + +}; + +module.exports = ReactElementValidator; + +}).call(this,require('_process')) + +},{"./ReactCurrentOwner":85,"./ReactElement":103,"./ReactFragment":109,"./ReactNativeComponent":120,"./ReactPropTypeLocationNames":124,"./ReactPropTypeLocations":125,"./getIteratorFn":182,"./invariant":191,"./warning":212,"_process":1}],105:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2014-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactEmptyComponent + */ + +'use strict'; + +var ReactElement = require("./ReactElement"); +var ReactInstanceMap = require("./ReactInstanceMap"); + +var invariant = require("./invariant"); + +var component; +// This registry keeps track of the React IDs of the components that rendered to +// `null` (in reality a placeholder such as `noscript`) +var nullComponentIDsRegistry = {}; + +var ReactEmptyComponentInjection = { + injectEmptyComponent: function(emptyComponent) { + component = ReactElement.createFactory(emptyComponent); + } +}; + +var ReactEmptyComponentType = function() {}; +ReactEmptyComponentType.prototype.componentDidMount = function() { + var internalInstance = ReactInstanceMap.get(this); + // TODO: Make sure we run these methods in the correct order, we shouldn't + // need this check. We're going to assume if we're here it means we ran + // componentWillUnmount already so there is no internal instance (it gets + // removed as part of the unmounting process). + if (!internalInstance) { + return; + } + registerNullComponentID(internalInstance._rootNodeID); +}; +ReactEmptyComponentType.prototype.componentWillUnmount = function() { + var internalInstance = ReactInstanceMap.get(this); + // TODO: Get rid of this check. See TODO in componentDidMount. + if (!internalInstance) { + return; + } + deregisterNullComponentID(internalInstance._rootNodeID); +}; +ReactEmptyComponentType.prototype.render = function() { + ("production" !== process.env.NODE_ENV ? invariant( + component, + 'Trying to return null from a render, but no null placeholder component ' + + 'was injected.' + ) : invariant(component)); + return component(); +}; + +var emptyElement = ReactElement.createElement(ReactEmptyComponentType); + +/** + * Mark the component as having rendered to null. + * @param {string} id Component's `_rootNodeID`. + */ +function registerNullComponentID(id) { + nullComponentIDsRegistry[id] = true; +} + +/** + * Unmark the component as having rendered to null: it renders to something now. + * @param {string} id Component's `_rootNodeID`. + */ +function deregisterNullComponentID(id) { + delete nullComponentIDsRegistry[id]; +} + +/** + * @param {string} id Component's `_rootNodeID`. + * @return {boolean} True if the component is rendered to null. + */ +function isNullComponentID(id) { + return !!nullComponentIDsRegistry[id]; +} + +var ReactEmptyComponent = { + emptyElement: emptyElement, + injection: ReactEmptyComponentInjection, + isNullComponentID: isNullComponentID +}; + +module.exports = ReactEmptyComponent; + +}).call(this,require('_process')) + +},{"./ReactElement":103,"./ReactInstanceMap":113,"./invariant":191,"_process":1}],106:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactErrorUtils + * @typechecks + */ + +"use strict"; + +var ReactErrorUtils = { + /** + * Creates a guarded version of a function. This is supposed to make debugging + * of event handlers easier. To aid debugging with the browser's debugger, + * this currently simply returns the original function. + * + * @param {function} func Function to be executed + * @param {string} name The name of the guard + * @return {function} + */ + guard: function(func, name) { + return func; + } +}; + +module.exports = ReactErrorUtils; + +},{}],107:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactEventEmitterMixin + */ + +'use strict'; + +var EventPluginHub = require("./EventPluginHub"); + +function runEventQueueInBatch(events) { + EventPluginHub.enqueueEvents(events); + EventPluginHub.processEventQueue(); +} + +var ReactEventEmitterMixin = { + + /** + * Streams a fired top-level event to `EventPluginHub` where plugins have the + * opportunity to create `ReactEvent`s to be dispatched. + * + * @param {string} topLevelType Record from `EventConstants`. + * @param {object} topLevelTarget The listening component root node. + * @param {string} topLevelTargetID ID of `topLevelTarget`. + * @param {object} nativeEvent Native environment event. + */ + handleTopLevel: function( + topLevelType, + topLevelTarget, + topLevelTargetID, + nativeEvent) { + var events = EventPluginHub.extractEvents( + topLevelType, + topLevelTarget, + topLevelTargetID, + nativeEvent + ); + + runEventQueueInBatch(events); + } +}; + +module.exports = ReactEventEmitterMixin; + +},{"./EventPluginHub":58}],108:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactEventListener + * @typechecks static-only + */ + +'use strict'; + +var EventListener = require("./EventListener"); +var ExecutionEnvironment = require("./ExecutionEnvironment"); +var PooledClass = require("./PooledClass"); +var ReactInstanceHandles = require("./ReactInstanceHandles"); +var ReactMount = require("./ReactMount"); +var ReactUpdates = require("./ReactUpdates"); + +var assign = require("./Object.assign"); +var getEventTarget = require("./getEventTarget"); +var getUnboundedScrollPosition = require("./getUnboundedScrollPosition"); + +/** + * Finds the parent React component of `node`. + * + * @param {*} node + * @return {?DOMEventTarget} Parent container, or `null` if the specified node + * is not nested. + */ +function findParent(node) { + // TODO: It may be a good idea to cache this to prevent unnecessary DOM + // traversal, but caching is difficult to do correctly without using a + // mutation observer to listen for all DOM changes. + var nodeID = ReactMount.getID(node); + var rootID = ReactInstanceHandles.getReactRootIDFromNodeID(nodeID); + var container = ReactMount.findReactContainerForID(rootID); + var parent = ReactMount.getFirstReactDOM(container); + return parent; +} + +// Used to store ancestor hierarchy in top level callback +function TopLevelCallbackBookKeeping(topLevelType, nativeEvent) { + this.topLevelType = topLevelType; + this.nativeEvent = nativeEvent; + this.ancestors = []; +} +assign(TopLevelCallbackBookKeeping.prototype, { + destructor: function() { + this.topLevelType = null; + this.nativeEvent = null; + this.ancestors.length = 0; + } +}); +PooledClass.addPoolingTo( + TopLevelCallbackBookKeeping, + PooledClass.twoArgumentPooler +); + +function handleTopLevelImpl(bookKeeping) { + var topLevelTarget = ReactMount.getFirstReactDOM( + getEventTarget(bookKeeping.nativeEvent) + ) || window; + + // Loop through the hierarchy, in case there's any nested components. + // It's important that we build the array of ancestors before calling any + // event handlers, because event handlers can modify the DOM, leading to + // inconsistencies with ReactMount's node cache. See #1105. + var ancestor = topLevelTarget; + while (ancestor) { + bookKeeping.ancestors.push(ancestor); + ancestor = findParent(ancestor); + } + + for (var i = 0, l = bookKeeping.ancestors.length; i < l; i++) { + topLevelTarget = bookKeeping.ancestors[i]; + var topLevelTargetID = ReactMount.getID(topLevelTarget) || ''; + ReactEventListener._handleTopLevel( + bookKeeping.topLevelType, + topLevelTarget, + topLevelTargetID, + bookKeeping.nativeEvent + ); + } +} + +function scrollValueMonitor(cb) { + var scrollPosition = getUnboundedScrollPosition(window); + cb(scrollPosition); +} + +var ReactEventListener = { + _enabled: true, + _handleTopLevel: null, + + WINDOW_HANDLE: ExecutionEnvironment.canUseDOM ? window : null, + + setHandleTopLevel: function(handleTopLevel) { + ReactEventListener._handleTopLevel = handleTopLevel; + }, + + setEnabled: function(enabled) { + ReactEventListener._enabled = !!enabled; + }, + + isEnabled: function() { + return ReactEventListener._enabled; + }, + + + /** + * Traps top-level events by using event bubbling. + * + * @param {string} topLevelType Record from `EventConstants`. + * @param {string} handlerBaseName Event name (e.g. "click"). + * @param {object} handle Element on which to attach listener. + * @return {object} An object with a remove function which will forcefully + * remove the listener. + * @internal + */ + trapBubbledEvent: function(topLevelType, handlerBaseName, handle) { + var element = handle; + if (!element) { + return null; + } + return EventListener.listen( + element, + handlerBaseName, + ReactEventListener.dispatchEvent.bind(null, topLevelType) + ); + }, + + /** + * Traps a top-level event by using event capturing. + * + * @param {string} topLevelType Record from `EventConstants`. + * @param {string} handlerBaseName Event name (e.g. "click"). + * @param {object} handle Element on which to attach listener. + * @return {object} An object with a remove function which will forcefully + * remove the listener. + * @internal + */ + trapCapturedEvent: function(topLevelType, handlerBaseName, handle) { + var element = handle; + if (!element) { + return null; + } + return EventListener.capture( + element, + handlerBaseName, + ReactEventListener.dispatchEvent.bind(null, topLevelType) + ); + }, + + monitorScrollValue: function(refresh) { + var callback = scrollValueMonitor.bind(null, refresh); + EventListener.listen(window, 'scroll', callback); + }, + + dispatchEvent: function(topLevelType, nativeEvent) { + if (!ReactEventListener._enabled) { + return; + } + + var bookKeeping = TopLevelCallbackBookKeeping.getPooled( + topLevelType, + nativeEvent + ); + try { + // Event queue being processed in the same cycle allows + // `preventDefault`. + ReactUpdates.batchedUpdates(handleTopLevelImpl, bookKeeping); + } finally { + TopLevelCallbackBookKeeping.release(bookKeeping); + } + } +}; + +module.exports = ReactEventListener; + +},{"./EventListener":57,"./ExecutionEnvironment":62,"./Object.assign":69,"./PooledClass":70,"./ReactInstanceHandles":112,"./ReactMount":117,"./ReactUpdates":140,"./getEventTarget":181,"./getUnboundedScrollPosition":187}],109:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * +* @providesModule ReactFragment +*/ + +'use strict'; + +var ReactElement = require("./ReactElement"); + +var warning = require("./warning"); + +/** + * We used to allow keyed objects to serve as a collection of ReactElements, + * or nested sets. This allowed us a way to explicitly key a set a fragment of + * components. This is now being replaced with an opaque data structure. + * The upgrade path is to call React.addons.createFragment({ key: value }) to + * create a keyed fragment. The resulting data structure is opaque, for now. + */ + +if ("production" !== process.env.NODE_ENV) { + var fragmentKey = '_reactFragment'; + var didWarnKey = '_reactDidWarn'; + var canWarnForReactFragment = false; + + try { + // Feature test. Don't even try to issue this warning if we can't use + // enumerable: false. + + var dummy = function() { + return 1; + }; + + Object.defineProperty( + {}, + fragmentKey, + {enumerable: false, value: true} + ); + + Object.defineProperty( + {}, + 'key', + {enumerable: true, get: dummy} + ); + + canWarnForReactFragment = true; + } catch (x) { } + + var proxyPropertyAccessWithWarning = function(obj, key) { + Object.defineProperty(obj, key, { + enumerable: true, + get: function() { + ("production" !== process.env.NODE_ENV ? warning( + this[didWarnKey], + 'A ReactFragment is an opaque type. Accessing any of its ' + + 'properties is deprecated. Pass it to one of the React.Children ' + + 'helpers.' + ) : null); + this[didWarnKey] = true; + return this[fragmentKey][key]; + }, + set: function(value) { + ("production" !== process.env.NODE_ENV ? warning( + this[didWarnKey], + 'A ReactFragment is an immutable opaque type. Mutating its ' + + 'properties is deprecated.' + ) : null); + this[didWarnKey] = true; + this[fragmentKey][key] = value; + } + }); + }; + + var issuedWarnings = {}; + + var didWarnForFragment = function(fragment) { + // We use the keys and the type of the value as a heuristic to dedupe the + // warning to avoid spamming too much. + var fragmentCacheKey = ''; + for (var key in fragment) { + fragmentCacheKey += key + ':' + (typeof fragment[key]) + ','; + } + var alreadyWarnedOnce = !!issuedWarnings[fragmentCacheKey]; + issuedWarnings[fragmentCacheKey] = true; + return alreadyWarnedOnce; + }; +} + +var ReactFragment = { + // Wrap a keyed object in an opaque proxy that warns you if you access any + // of its properties. + create: function(object) { + if ("production" !== process.env.NODE_ENV) { + if (typeof object !== 'object' || !object || Array.isArray(object)) { + ("production" !== process.env.NODE_ENV ? warning( + false, + 'React.addons.createFragment only accepts a single object.', + object + ) : null); + return object; + } + if (ReactElement.isValidElement(object)) { + ("production" !== process.env.NODE_ENV ? warning( + false, + 'React.addons.createFragment does not accept a ReactElement ' + + 'without a wrapper object.' + ) : null); + return object; + } + if (canWarnForReactFragment) { + var proxy = {}; + Object.defineProperty(proxy, fragmentKey, { + enumerable: false, + value: object + }); + Object.defineProperty(proxy, didWarnKey, { + writable: true, + enumerable: false, + value: false + }); + for (var key in object) { + proxyPropertyAccessWithWarning(proxy, key); + } + Object.preventExtensions(proxy); + return proxy; + } + } + return object; + }, + // Extract the original keyed object from the fragment opaque type. Warn if + // a plain object is passed here. + extract: function(fragment) { + if ("production" !== process.env.NODE_ENV) { + if (canWarnForReactFragment) { + if (!fragment[fragmentKey]) { + ("production" !== process.env.NODE_ENV ? warning( + didWarnForFragment(fragment), + 'Any use of a keyed object should be wrapped in ' + + 'React.addons.createFragment(object) before being passed as a ' + + 'child.' + ) : null); + return fragment; + } + return fragment[fragmentKey]; + } + } + return fragment; + }, + // Check if this is a fragment and if so, extract the keyed object. If it + // is a fragment-like object, warn that it should be wrapped. Ignore if we + // can't determine what kind of object this is. + extractIfFragment: function(fragment) { + if ("production" !== process.env.NODE_ENV) { + if (canWarnForReactFragment) { + // If it is the opaque type, return the keyed object. + if (fragment[fragmentKey]) { + return fragment[fragmentKey]; + } + // Otherwise, check each property if it has an element, if it does + // it is probably meant as a fragment, so we can warn early. Defer, + // the warning to extract. + for (var key in fragment) { + if (fragment.hasOwnProperty(key) && + ReactElement.isValidElement(fragment[key])) { + // This looks like a fragment object, we should provide an + // early warning. + return ReactFragment.extract(fragment); + } + } + } + } + return fragment; + } +}; + +module.exports = ReactFragment; + +}).call(this,require('_process')) + +},{"./ReactElement":103,"./warning":212,"_process":1}],110:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactInjection + */ + +'use strict'; + +var DOMProperty = require("./DOMProperty"); +var EventPluginHub = require("./EventPluginHub"); +var ReactComponentEnvironment = require("./ReactComponentEnvironment"); +var ReactClass = require("./ReactClass"); +var ReactEmptyComponent = require("./ReactEmptyComponent"); +var ReactBrowserEventEmitter = require("./ReactBrowserEventEmitter"); +var ReactNativeComponent = require("./ReactNativeComponent"); +var ReactDOMComponent = require("./ReactDOMComponent"); +var ReactPerf = require("./ReactPerf"); +var ReactRootIndex = require("./ReactRootIndex"); +var ReactUpdates = require("./ReactUpdates"); + +var ReactInjection = { + Component: ReactComponentEnvironment.injection, + Class: ReactClass.injection, + DOMComponent: ReactDOMComponent.injection, + DOMProperty: DOMProperty.injection, + EmptyComponent: ReactEmptyComponent.injection, + EventPluginHub: EventPluginHub.injection, + EventEmitter: ReactBrowserEventEmitter.injection, + NativeComponent: ReactNativeComponent.injection, + Perf: ReactPerf.injection, + RootIndex: ReactRootIndex.injection, + Updates: ReactUpdates.injection +}; + +module.exports = ReactInjection; + +},{"./DOMProperty":51,"./EventPluginHub":58,"./ReactBrowserEventEmitter":73,"./ReactClass":78,"./ReactComponentEnvironment":81,"./ReactDOMComponent":88,"./ReactEmptyComponent":105,"./ReactNativeComponent":120,"./ReactPerf":122,"./ReactRootIndex":131,"./ReactUpdates":140}],111:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactInputSelection + */ + +'use strict'; + +var ReactDOMSelection = require("./ReactDOMSelection"); + +var containsNode = require("./containsNode"); +var focusNode = require("./focusNode"); +var getActiveElement = require("./getActiveElement"); + +function isInDocument(node) { + return containsNode(document.documentElement, node); +} + +/** + * @ReactInputSelection: React input selection module. Based on Selection.js, + * but modified to be suitable for react and has a couple of bug fixes (doesn't + * assume buttons have range selections allowed). + * Input selection module for React. + */ +var ReactInputSelection = { + + hasSelectionCapabilities: function(elem) { + return elem && ( + ((elem.nodeName === 'INPUT' && elem.type === 'text') || + elem.nodeName === 'TEXTAREA' || elem.contentEditable === 'true') + ); + }, + + getSelectionInformation: function() { + var focusedElem = getActiveElement(); + return { + focusedElem: focusedElem, + selectionRange: + ReactInputSelection.hasSelectionCapabilities(focusedElem) ? + ReactInputSelection.getSelection(focusedElem) : + null + }; + }, + + /** + * @restoreSelection: If any selection information was potentially lost, + * restore it. This is useful when performing operations that could remove dom + * nodes and place them back in, resulting in focus being lost. + */ + restoreSelection: function(priorSelectionInformation) { + var curFocusedElem = getActiveElement(); + var priorFocusedElem = priorSelectionInformation.focusedElem; + var priorSelectionRange = priorSelectionInformation.selectionRange; + if (curFocusedElem !== priorFocusedElem && + isInDocument(priorFocusedElem)) { + if (ReactInputSelection.hasSelectionCapabilities(priorFocusedElem)) { + ReactInputSelection.setSelection( + priorFocusedElem, + priorSelectionRange + ); + } + focusNode(priorFocusedElem); + } + }, + + /** + * @getSelection: Gets the selection bounds of a focused textarea, input or + * contentEditable node. + * -@input: Look up selection bounds of this input + * -@return {start: selectionStart, end: selectionEnd} + */ + getSelection: function(input) { + var selection; + + if ('selectionStart' in input) { + // Modern browser with input or textarea. + selection = { + start: input.selectionStart, + end: input.selectionEnd + }; + } else if (document.selection && input.nodeName === 'INPUT') { + // IE8 input. + var range = document.selection.createRange(); + // There can only be one selection per document in IE, so it must + // be in our element. + if (range.parentElement() === input) { + selection = { + start: -range.moveStart('character', -input.value.length), + end: -range.moveEnd('character', -input.value.length) + }; + } + } else { + // Content editable or old IE textarea. + selection = ReactDOMSelection.getOffsets(input); + } + + return selection || {start: 0, end: 0}; + }, + + /** + * @setSelection: Sets the selection bounds of a textarea or input and focuses + * the input. + * -@input Set selection bounds of this input or textarea + * -@offsets Object of same form that is returned from get* + */ + setSelection: function(input, offsets) { + var start = offsets.start; + var end = offsets.end; + if (typeof end === 'undefined') { + end = start; + } + + if ('selectionStart' in input) { + input.selectionStart = start; + input.selectionEnd = Math.min(end, input.value.length); + } else if (document.selection && input.nodeName === 'INPUT') { + var range = input.createTextRange(); + range.collapse(true); + range.moveStart('character', start); + range.moveEnd('character', end - start); + range.select(); + } else { + ReactDOMSelection.setOffsets(input, offsets); + } + } +}; + +module.exports = ReactInputSelection; + +},{"./ReactDOMSelection":96,"./containsNode":164,"./focusNode":175,"./getActiveElement":177}],112:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactInstanceHandles + * @typechecks static-only + */ + +'use strict'; + +var ReactRootIndex = require("./ReactRootIndex"); + +var invariant = require("./invariant"); + +var SEPARATOR = '.'; +var SEPARATOR_LENGTH = SEPARATOR.length; + +/** + * Maximum depth of traversals before we consider the possibility of a bad ID. + */ +var MAX_TREE_DEPTH = 100; + +/** + * Creates a DOM ID prefix to use when mounting React components. + * + * @param {number} index A unique integer + * @return {string} React root ID. + * @internal + */ +function getReactRootIDString(index) { + return SEPARATOR + index.toString(36); +} + +/** + * Checks if a character in the supplied ID is a separator or the end. + * + * @param {string} id A React DOM ID. + * @param {number} index Index of the character to check. + * @return {boolean} True if the character is a separator or end of the ID. + * @private + */ +function isBoundary(id, index) { + return id.charAt(index) === SEPARATOR || index === id.length; +} + +/** + * Checks if the supplied string is a valid React DOM ID. + * + * @param {string} id A React DOM ID, maybe. + * @return {boolean} True if the string is a valid React DOM ID. + * @private + */ +function isValidID(id) { + return id === '' || ( + id.charAt(0) === SEPARATOR && id.charAt(id.length - 1) !== SEPARATOR + ); +} + +/** + * Checks if the first ID is an ancestor of or equal to the second ID. + * + * @param {string} ancestorID + * @param {string} descendantID + * @return {boolean} True if `ancestorID` is an ancestor of `descendantID`. + * @internal + */ +function isAncestorIDOf(ancestorID, descendantID) { + return ( + descendantID.indexOf(ancestorID) === 0 && + isBoundary(descendantID, ancestorID.length) + ); +} + +/** + * Gets the parent ID of the supplied React DOM ID, `id`. + * + * @param {string} id ID of a component. + * @return {string} ID of the parent, or an empty string. + * @private + */ +function getParentID(id) { + return id ? id.substr(0, id.lastIndexOf(SEPARATOR)) : ''; +} + +/** + * Gets the next DOM ID on the tree path from the supplied `ancestorID` to the + * supplied `destinationID`. If they are equal, the ID is returned. + * + * @param {string} ancestorID ID of an ancestor node of `destinationID`. + * @param {string} destinationID ID of the destination node. + * @return {string} Next ID on the path from `ancestorID` to `destinationID`. + * @private + */ +function getNextDescendantID(ancestorID, destinationID) { + ("production" !== process.env.NODE_ENV ? invariant( + isValidID(ancestorID) && isValidID(destinationID), + 'getNextDescendantID(%s, %s): Received an invalid React DOM ID.', + ancestorID, + destinationID + ) : invariant(isValidID(ancestorID) && isValidID(destinationID))); + ("production" !== process.env.NODE_ENV ? invariant( + isAncestorIDOf(ancestorID, destinationID), + 'getNextDescendantID(...): React has made an invalid assumption about ' + + 'the DOM hierarchy. Expected `%s` to be an ancestor of `%s`.', + ancestorID, + destinationID + ) : invariant(isAncestorIDOf(ancestorID, destinationID))); + if (ancestorID === destinationID) { + return ancestorID; + } + // Skip over the ancestor and the immediate separator. Traverse until we hit + // another separator or we reach the end of `destinationID`. + var start = ancestorID.length + SEPARATOR_LENGTH; + var i; + for (i = start; i < destinationID.length; i++) { + if (isBoundary(destinationID, i)) { + break; + } + } + return destinationID.substr(0, i); +} + +/** + * Gets the nearest common ancestor ID of two IDs. + * + * Using this ID scheme, the nearest common ancestor ID is the longest common + * prefix of the two IDs that immediately preceded a "marker" in both strings. + * + * @param {string} oneID + * @param {string} twoID + * @return {string} Nearest common ancestor ID, or the empty string if none. + * @private + */ +function getFirstCommonAncestorID(oneID, twoID) { + var minLength = Math.min(oneID.length, twoID.length); + if (minLength === 0) { + return ''; + } + var lastCommonMarkerIndex = 0; + // Use `<=` to traverse until the "EOL" of the shorter string. + for (var i = 0; i <= minLength; i++) { + if (isBoundary(oneID, i) && isBoundary(twoID, i)) { + lastCommonMarkerIndex = i; + } else if (oneID.charAt(i) !== twoID.charAt(i)) { + break; + } + } + var longestCommonID = oneID.substr(0, lastCommonMarkerIndex); + ("production" !== process.env.NODE_ENV ? invariant( + isValidID(longestCommonID), + 'getFirstCommonAncestorID(%s, %s): Expected a valid React DOM ID: %s', + oneID, + twoID, + longestCommonID + ) : invariant(isValidID(longestCommonID))); + return longestCommonID; +} + +/** + * Traverses the parent path between two IDs (either up or down). The IDs must + * not be the same, and there must exist a parent path between them. If the + * callback returns `false`, traversal is stopped. + * + * @param {?string} start ID at which to start traversal. + * @param {?string} stop ID at which to end traversal. + * @param {function} cb Callback to invoke each ID with. + * @param {?boolean} skipFirst Whether or not to skip the first node. + * @param {?boolean} skipLast Whether or not to skip the last node. + * @private + */ +function traverseParentPath(start, stop, cb, arg, skipFirst, skipLast) { + start = start || ''; + stop = stop || ''; + ("production" !== process.env.NODE_ENV ? invariant( + start !== stop, + 'traverseParentPath(...): Cannot traverse from and to the same ID, `%s`.', + start + ) : invariant(start !== stop)); + var traverseUp = isAncestorIDOf(stop, start); + ("production" !== process.env.NODE_ENV ? invariant( + traverseUp || isAncestorIDOf(start, stop), + 'traverseParentPath(%s, %s, ...): Cannot traverse from two IDs that do ' + + 'not have a parent path.', + start, + stop + ) : invariant(traverseUp || isAncestorIDOf(start, stop))); + // Traverse from `start` to `stop` one depth at a time. + var depth = 0; + var traverse = traverseUp ? getParentID : getNextDescendantID; + for (var id = start; /* until break */; id = traverse(id, stop)) { + var ret; + if ((!skipFirst || id !== start) && (!skipLast || id !== stop)) { + ret = cb(id, traverseUp, arg); + } + if (ret === false || id === stop) { + // Only break //after// visiting `stop`. + break; + } + ("production" !== process.env.NODE_ENV ? invariant( + depth++ < MAX_TREE_DEPTH, + 'traverseParentPath(%s, %s, ...): Detected an infinite loop while ' + + 'traversing the React DOM ID tree. This may be due to malformed IDs: %s', + start, stop + ) : invariant(depth++ < MAX_TREE_DEPTH)); + } +} + +/** + * Manages the IDs assigned to DOM representations of React components. This + * uses a specific scheme in order to traverse the DOM efficiently (e.g. in + * order to simulate events). + * + * @internal + */ +var ReactInstanceHandles = { + + /** + * Constructs a React root ID + * @return {string} A React root ID. + */ + createReactRootID: function() { + return getReactRootIDString(ReactRootIndex.createReactRootIndex()); + }, + + /** + * Constructs a React ID by joining a root ID with a name. + * + * @param {string} rootID Root ID of a parent component. + * @param {string} name A component's name (as flattened children). + * @return {string} A React ID. + * @internal + */ + createReactID: function(rootID, name) { + return rootID + name; + }, + + /** + * Gets the DOM ID of the React component that is the root of the tree that + * contains the React component with the supplied DOM ID. + * + * @param {string} id DOM ID of a React component. + * @return {?string} DOM ID of the React component that is the root. + * @internal + */ + getReactRootIDFromNodeID: function(id) { + if (id && id.charAt(0) === SEPARATOR && id.length > 1) { + var index = id.indexOf(SEPARATOR, 1); + return index > -1 ? id.substr(0, index) : id; + } + return null; + }, + + /** + * Traverses the ID hierarchy and invokes the supplied `cb` on any IDs that + * should would receive a `mouseEnter` or `mouseLeave` event. + * + * NOTE: Does not invoke the callback on the nearest common ancestor because + * nothing "entered" or "left" that element. + * + * @param {string} leaveID ID being left. + * @param {string} enterID ID being entered. + * @param {function} cb Callback to invoke on each entered/left ID. + * @param {*} upArg Argument to invoke the callback with on left IDs. + * @param {*} downArg Argument to invoke the callback with on entered IDs. + * @internal + */ + traverseEnterLeave: function(leaveID, enterID, cb, upArg, downArg) { + var ancestorID = getFirstCommonAncestorID(leaveID, enterID); + if (ancestorID !== leaveID) { + traverseParentPath(leaveID, ancestorID, cb, upArg, false, true); + } + if (ancestorID !== enterID) { + traverseParentPath(ancestorID, enterID, cb, downArg, true, false); + } + }, + + /** + * Simulates the traversal of a two-phase, capture/bubble event dispatch. + * + * NOTE: This traversal happens on IDs without touching the DOM. + * + * @param {string} targetID ID of the target node. + * @param {function} cb Callback to invoke. + * @param {*} arg Argument to invoke the callback with. + * @internal + */ + traverseTwoPhase: function(targetID, cb, arg) { + if (targetID) { + traverseParentPath('', targetID, cb, arg, true, false); + traverseParentPath(targetID, '', cb, arg, false, true); + } + }, + + /** + * Traverse a node ID, calling the supplied `cb` for each ancestor ID. For + * example, passing `.0.$row-0.1` would result in `cb` getting called + * with `.0`, `.0.$row-0`, and `.0.$row-0.1`. + * + * NOTE: This traversal happens on IDs without touching the DOM. + * + * @param {string} targetID ID of the target node. + * @param {function} cb Callback to invoke. + * @param {*} arg Argument to invoke the callback with. + * @internal + */ + traverseAncestors: function(targetID, cb, arg) { + traverseParentPath('', targetID, cb, arg, true, false); + }, + + /** + * Exposed for unit testing. + * @private + */ + _getFirstCommonAncestorID: getFirstCommonAncestorID, + + /** + * Exposed for unit testing. + * @private + */ + _getNextDescendantID: getNextDescendantID, + + isAncestorIDOf: isAncestorIDOf, + + SEPARATOR: SEPARATOR + +}; + +module.exports = ReactInstanceHandles; + +}).call(this,require('_process')) + +},{"./ReactRootIndex":131,"./invariant":191,"_process":1}],113:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactInstanceMap + */ + +'use strict'; + +/** + * `ReactInstanceMap` maintains a mapping from a public facing stateful + * instance (key) and the internal representation (value). This allows public + * methods to accept the user facing instance as an argument and map them back + * to internal methods. + */ + +// TODO: Replace this with ES6: var ReactInstanceMap = new Map(); +var ReactInstanceMap = { + + /** + * This API should be called `delete` but we'd have to make sure to always + * transform these to strings for IE support. When this transform is fully + * supported we can rename it. + */ + remove: function(key) { + key._reactInternalInstance = undefined; + }, + + get: function(key) { + return key._reactInternalInstance; + }, + + has: function(key) { + return key._reactInternalInstance !== undefined; + }, + + set: function(key, value) { + key._reactInternalInstance = value; + } + +}; + +module.exports = ReactInstanceMap; + +},{}],114:[function(require,module,exports){ +/** + * Copyright 2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactLifeCycle + */ + +'use strict'; + +/** + * This module manages the bookkeeping when a component is in the process + * of being mounted or being unmounted. This is used as a way to enforce + * invariants (or warnings) when it is not recommended to call + * setState/forceUpdate. + * + * currentlyMountingInstance: During the construction phase, it is not possible + * to trigger an update since the instance is not fully mounted yet. However, we + * currently allow this as a convenience for mutating the initial state. + * + * currentlyUnmountingInstance: During the unmounting phase, the instance is + * still mounted and can therefore schedule an update. However, this is not + * recommended and probably an error since it's about to be unmounted. + * Therefore we still want to trigger in an error for that case. + */ + +var ReactLifeCycle = { + currentlyMountingInstance: null, + currentlyUnmountingInstance: null +}; + +module.exports = ReactLifeCycle; + +},{}],115:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactLink + * @typechecks static-only + */ + +'use strict'; + +/** + * ReactLink encapsulates a common pattern in which a component wants to modify + * a prop received from its parent. ReactLink allows the parent to pass down a + * value coupled with a callback that, when invoked, expresses an intent to + * modify that value. For example: + * + * React.createClass({ + * getInitialState: function() { + * return {value: ''}; + * }, + * render: function() { + * var valueLink = new ReactLink(this.state.value, this._handleValueChange); + * return <input valueLink={valueLink} />; + * }, + * this._handleValueChange: function(newValue) { + * this.setState({value: newValue}); + * } + * }); + * + * We have provided some sugary mixins to make the creation and + * consumption of ReactLink easier; see LinkedValueUtils and LinkedStateMixin. + */ + +var React = require("./React"); + +/** + * @param {*} value current value of the link + * @param {function} requestChange callback to request a change + */ +function ReactLink(value, requestChange) { + this.value = value; + this.requestChange = requestChange; +} + +/** + * Creates a PropType that enforces the ReactLink API and optionally checks the + * type of the value being passed inside the link. Example: + * + * MyComponent.propTypes = { + * tabIndexLink: ReactLink.PropTypes.link(React.PropTypes.number) + * } + */ +function createLinkTypeChecker(linkType) { + var shapes = { + value: typeof linkType === 'undefined' ? + React.PropTypes.any.isRequired : + linkType.isRequired, + requestChange: React.PropTypes.func.isRequired + }; + return React.PropTypes.shape(shapes); +} + +ReactLink.PropTypes = { + link: createLinkTypeChecker +}; + +module.exports = ReactLink; + +},{"./React":71}],116:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactMarkupChecksum + */ + +'use strict'; + +var adler32 = require("./adler32"); + +var ReactMarkupChecksum = { + CHECKSUM_ATTR_NAME: 'data-react-checksum', + + /** + * @param {string} markup Markup string + * @return {string} Markup string with checksum attribute attached + */ + addChecksumToMarkup: function(markup) { + var checksum = adler32(markup); + return markup.replace( + '>', + ' ' + ReactMarkupChecksum.CHECKSUM_ATTR_NAME + '="' + checksum + '">' + ); + }, + + /** + * @param {string} markup to use + * @param {DOMElement} element root React element + * @returns {boolean} whether or not the markup is the same + */ + canReuseMarkup: function(markup, element) { + var existingChecksum = element.getAttribute( + ReactMarkupChecksum.CHECKSUM_ATTR_NAME + ); + existingChecksum = existingChecksum && parseInt(existingChecksum, 10); + var markupChecksum = adler32(markup); + return markupChecksum === existingChecksum; + } +}; + +module.exports = ReactMarkupChecksum; + +},{"./adler32":160}],117:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactMount + */ + +'use strict'; + +var DOMProperty = require("./DOMProperty"); +var ReactBrowserEventEmitter = require("./ReactBrowserEventEmitter"); +var ReactCurrentOwner = require("./ReactCurrentOwner"); +var ReactElement = require("./ReactElement"); +var ReactElementValidator = require("./ReactElementValidator"); +var ReactEmptyComponent = require("./ReactEmptyComponent"); +var ReactInstanceHandles = require("./ReactInstanceHandles"); +var ReactInstanceMap = require("./ReactInstanceMap"); +var ReactMarkupChecksum = require("./ReactMarkupChecksum"); +var ReactPerf = require("./ReactPerf"); +var ReactReconciler = require("./ReactReconciler"); +var ReactUpdateQueue = require("./ReactUpdateQueue"); +var ReactUpdates = require("./ReactUpdates"); + +var emptyObject = require("./emptyObject"); +var containsNode = require("./containsNode"); +var getReactRootElementInContainer = require("./getReactRootElementInContainer"); +var instantiateReactComponent = require("./instantiateReactComponent"); +var invariant = require("./invariant"); +var setInnerHTML = require("./setInnerHTML"); +var shouldUpdateReactComponent = require("./shouldUpdateReactComponent"); +var warning = require("./warning"); + +var SEPARATOR = ReactInstanceHandles.SEPARATOR; + +var ATTR_NAME = DOMProperty.ID_ATTRIBUTE_NAME; +var nodeCache = {}; + +var ELEMENT_NODE_TYPE = 1; +var DOC_NODE_TYPE = 9; + +/** Mapping from reactRootID to React component instance. */ +var instancesByReactRootID = {}; + +/** Mapping from reactRootID to `container` nodes. */ +var containersByReactRootID = {}; + +if ("production" !== process.env.NODE_ENV) { + /** __DEV__-only mapping from reactRootID to root elements. */ + var rootElementsByReactRootID = {}; +} + +// Used to store breadth-first search state in findComponentRoot. +var findComponentRootReusableArray = []; + +/** + * Finds the index of the first character + * that's not common between the two given strings. + * + * @return {number} the index of the character where the strings diverge + */ +function firstDifferenceIndex(string1, string2) { + var minLen = Math.min(string1.length, string2.length); + for (var i = 0; i < minLen; i++) { + if (string1.charAt(i) !== string2.charAt(i)) { + return i; + } + } + return string1.length === string2.length ? -1 : minLen; +} + +/** + * @param {DOMElement} container DOM element that may contain a React component. + * @return {?string} A "reactRoot" ID, if a React component is rendered. + */ +function getReactRootID(container) { + var rootElement = getReactRootElementInContainer(container); + return rootElement && ReactMount.getID(rootElement); +} + +/** + * Accessing node[ATTR_NAME] or calling getAttribute(ATTR_NAME) on a form + * element can return its control whose name or ID equals ATTR_NAME. All + * DOM nodes support `getAttributeNode` but this can also get called on + * other objects so just return '' if we're given something other than a + * DOM node (such as window). + * + * @param {?DOMElement|DOMWindow|DOMDocument|DOMTextNode} node DOM node. + * @return {string} ID of the supplied `domNode`. + */ +function getID(node) { + var id = internalGetID(node); + if (id) { + if (nodeCache.hasOwnProperty(id)) { + var cached = nodeCache[id]; + if (cached !== node) { + ("production" !== process.env.NODE_ENV ? invariant( + !isValid(cached, id), + 'ReactMount: Two valid but unequal nodes with the same `%s`: %s', + ATTR_NAME, id + ) : invariant(!isValid(cached, id))); + + nodeCache[id] = node; + } + } else { + nodeCache[id] = node; + } + } + + return id; +} + +function internalGetID(node) { + // If node is something like a window, document, or text node, none of + // which support attributes or a .getAttribute method, gracefully return + // the empty string, as if the attribute were missing. + return node && node.getAttribute && node.getAttribute(ATTR_NAME) || ''; +} + +/** + * Sets the React-specific ID of the given node. + * + * @param {DOMElement} node The DOM node whose ID will be set. + * @param {string} id The value of the ID attribute. + */ +function setID(node, id) { + var oldID = internalGetID(node); + if (oldID !== id) { + delete nodeCache[oldID]; + } + node.setAttribute(ATTR_NAME, id); + nodeCache[id] = node; +} + +/** + * Finds the node with the supplied React-generated DOM ID. + * + * @param {string} id A React-generated DOM ID. + * @return {DOMElement} DOM node with the suppled `id`. + * @internal + */ +function getNode(id) { + if (!nodeCache.hasOwnProperty(id) || !isValid(nodeCache[id], id)) { + nodeCache[id] = ReactMount.findReactNodeByID(id); + } + return nodeCache[id]; +} + +/** + * Finds the node with the supplied public React instance. + * + * @param {*} instance A public React instance. + * @return {?DOMElement} DOM node with the suppled `id`. + * @internal + */ +function getNodeFromInstance(instance) { + var id = ReactInstanceMap.get(instance)._rootNodeID; + if (ReactEmptyComponent.isNullComponentID(id)) { + return null; + } + if (!nodeCache.hasOwnProperty(id) || !isValid(nodeCache[id], id)) { + nodeCache[id] = ReactMount.findReactNodeByID(id); + } + return nodeCache[id]; +} + +/** + * A node is "valid" if it is contained by a currently mounted container. + * + * This means that the node does not have to be contained by a document in + * order to be considered valid. + * + * @param {?DOMElement} node The candidate DOM node. + * @param {string} id The expected ID of the node. + * @return {boolean} Whether the node is contained by a mounted container. + */ +function isValid(node, id) { + if (node) { + ("production" !== process.env.NODE_ENV ? invariant( + internalGetID(node) === id, + 'ReactMount: Unexpected modification of `%s`', + ATTR_NAME + ) : invariant(internalGetID(node) === id)); + + var container = ReactMount.findReactContainerForID(id); + if (container && containsNode(container, node)) { + return true; + } + } + + return false; +} + +/** + * Causes the cache to forget about one React-specific ID. + * + * @param {string} id The ID to forget. + */ +function purgeID(id) { + delete nodeCache[id]; +} + +var deepestNodeSoFar = null; +function findDeepestCachedAncestorImpl(ancestorID) { + var ancestor = nodeCache[ancestorID]; + if (ancestor && isValid(ancestor, ancestorID)) { + deepestNodeSoFar = ancestor; + } else { + // This node isn't populated in the cache, so presumably none of its + // descendants are. Break out of the loop. + return false; + } +} + +/** + * Return the deepest cached node whose ID is a prefix of `targetID`. + */ +function findDeepestCachedAncestor(targetID) { + deepestNodeSoFar = null; + ReactInstanceHandles.traverseAncestors( + targetID, + findDeepestCachedAncestorImpl + ); + + var foundNode = deepestNodeSoFar; + deepestNodeSoFar = null; + return foundNode; +} + +/** + * Mounts this component and inserts it into the DOM. + * + * @param {ReactComponent} componentInstance The instance to mount. + * @param {string} rootID DOM ID of the root node. + * @param {DOMElement} container DOM element to mount into. + * @param {ReactReconcileTransaction} transaction + * @param {boolean} shouldReuseMarkup If true, do not insert markup + */ +function mountComponentIntoNode( + componentInstance, + rootID, + container, + transaction, + shouldReuseMarkup) { + var markup = ReactReconciler.mountComponent( + componentInstance, rootID, transaction, emptyObject + ); + componentInstance._isTopLevel = true; + ReactMount._mountImageIntoNode(markup, container, shouldReuseMarkup); +} + +/** + * Batched mount. + * + * @param {ReactComponent} componentInstance The instance to mount. + * @param {string} rootID DOM ID of the root node. + * @param {DOMElement} container DOM element to mount into. + * @param {boolean} shouldReuseMarkup If true, do not insert markup + */ +function batchedMountComponentIntoNode( + componentInstance, + rootID, + container, + shouldReuseMarkup) { + var transaction = ReactUpdates.ReactReconcileTransaction.getPooled(); + transaction.perform( + mountComponentIntoNode, + null, + componentInstance, + rootID, + container, + transaction, + shouldReuseMarkup + ); + ReactUpdates.ReactReconcileTransaction.release(transaction); +} + +/** + * Mounting is the process of initializing a React component by creating its + * representative DOM elements and inserting them into a supplied `container`. + * Any prior content inside `container` is destroyed in the process. + * + * ReactMount.render( + * component, + * document.getElementById('container') + * ); + * + * <div id="container"> <-- Supplied `container`. + * <div data-reactid=".3"> <-- Rendered reactRoot of React + * // ... component. + * </div> + * </div> + * + * Inside of `container`, the first element rendered is the "reactRoot". + */ +var ReactMount = { + /** Exposed for debugging purposes **/ + _instancesByReactRootID: instancesByReactRootID, + + /** + * This is a hook provided to support rendering React components while + * ensuring that the apparent scroll position of its `container` does not + * change. + * + * @param {DOMElement} container The `container` being rendered into. + * @param {function} renderCallback This must be called once to do the render. + */ + scrollMonitor: function(container, renderCallback) { + renderCallback(); + }, + + /** + * Take a component that's already mounted into the DOM and replace its props + * @param {ReactComponent} prevComponent component instance already in the DOM + * @param {ReactElement} nextElement component instance to render + * @param {DOMElement} container container to render into + * @param {?function} callback function triggered on completion + */ + _updateRootComponent: function( + prevComponent, + nextElement, + container, + callback) { + if ("production" !== process.env.NODE_ENV) { + ReactElementValidator.checkAndWarnForMutatedProps(nextElement); + } + + ReactMount.scrollMonitor(container, function() { + ReactUpdateQueue.enqueueElementInternal(prevComponent, nextElement); + if (callback) { + ReactUpdateQueue.enqueueCallbackInternal(prevComponent, callback); + } + }); + + if ("production" !== process.env.NODE_ENV) { + // Record the root element in case it later gets transplanted. + rootElementsByReactRootID[getReactRootID(container)] = + getReactRootElementInContainer(container); + } + + return prevComponent; + }, + + /** + * Register a component into the instance map and starts scroll value + * monitoring + * @param {ReactComponent} nextComponent component instance to render + * @param {DOMElement} container container to render into + * @return {string} reactRoot ID prefix + */ + _registerComponent: function(nextComponent, container) { + ("production" !== process.env.NODE_ENV ? invariant( + container && ( + (container.nodeType === ELEMENT_NODE_TYPE || container.nodeType === DOC_NODE_TYPE) + ), + '_registerComponent(...): Target container is not a DOM element.' + ) : invariant(container && ( + (container.nodeType === ELEMENT_NODE_TYPE || container.nodeType === DOC_NODE_TYPE) + ))); + + ReactBrowserEventEmitter.ensureScrollValueMonitoring(); + + var reactRootID = ReactMount.registerContainer(container); + instancesByReactRootID[reactRootID] = nextComponent; + return reactRootID; + }, + + /** + * Render a new component into the DOM. + * @param {ReactElement} nextElement element to render + * @param {DOMElement} container container to render into + * @param {boolean} shouldReuseMarkup if we should skip the markup insertion + * @return {ReactComponent} nextComponent + */ + _renderNewRootComponent: function( + nextElement, + container, + shouldReuseMarkup + ) { + // Various parts of our code (such as ReactCompositeComponent's + // _renderValidatedComponent) assume that calls to render aren't nested; + // verify that that's the case. + ("production" !== process.env.NODE_ENV ? warning( + ReactCurrentOwner.current == null, + '_renderNewRootComponent(): Render methods should be a pure function ' + + 'of props and state; triggering nested component updates from ' + + 'render is not allowed. If necessary, trigger nested updates in ' + + 'componentDidUpdate.' + ) : null); + + var componentInstance = instantiateReactComponent(nextElement, null); + var reactRootID = ReactMount._registerComponent( + componentInstance, + container + ); + + // The initial render is synchronous but any updates that happen during + // rendering, in componentWillMount or componentDidMount, will be batched + // according to the current batching strategy. + + ReactUpdates.batchedUpdates( + batchedMountComponentIntoNode, + componentInstance, + reactRootID, + container, + shouldReuseMarkup + ); + + if ("production" !== process.env.NODE_ENV) { + // Record the root element in case it later gets transplanted. + rootElementsByReactRootID[reactRootID] = + getReactRootElementInContainer(container); + } + + return componentInstance; + }, + + /** + * Renders a React component into the DOM in the supplied `container`. + * + * If the React component was previously rendered into `container`, this will + * perform an update on it and only mutate the DOM as necessary to reflect the + * latest React component. + * + * @param {ReactElement} nextElement Component element to render. + * @param {DOMElement} container DOM element to render into. + * @param {?function} callback function triggered on completion + * @return {ReactComponent} Component instance rendered in `container`. + */ + render: function(nextElement, container, callback) { + ("production" !== process.env.NODE_ENV ? invariant( + ReactElement.isValidElement(nextElement), + 'React.render(): Invalid component element.%s', + ( + typeof nextElement === 'string' ? + ' Instead of passing an element string, make sure to instantiate ' + + 'it by passing it to React.createElement.' : + typeof nextElement === 'function' ? + ' Instead of passing a component class, make sure to instantiate ' + + 'it by passing it to React.createElement.' : + // Check if it quacks like an element + nextElement != null && nextElement.props !== undefined ? + ' This may be caused by unintentionally loading two independent ' + + 'copies of React.' : + '' + ) + ) : invariant(ReactElement.isValidElement(nextElement))); + + var prevComponent = instancesByReactRootID[getReactRootID(container)]; + + if (prevComponent) { + var prevElement = prevComponent._currentElement; + if (shouldUpdateReactComponent(prevElement, nextElement)) { + return ReactMount._updateRootComponent( + prevComponent, + nextElement, + container, + callback + ).getPublicInstance(); + } else { + ReactMount.unmountComponentAtNode(container); + } + } + + var reactRootElement = getReactRootElementInContainer(container); + var containerHasReactMarkup = + reactRootElement && ReactMount.isRenderedByReact(reactRootElement); + + if ("production" !== process.env.NODE_ENV) { + if (!containerHasReactMarkup || reactRootElement.nextSibling) { + var rootElementSibling = reactRootElement; + while (rootElementSibling) { + if (ReactMount.isRenderedByReact(rootElementSibling)) { + ("production" !== process.env.NODE_ENV ? warning( + false, + 'render(): Target node has markup rendered by React, but there ' + + 'are unrelated nodes as well. This is most commonly caused by ' + + 'white-space inserted around server-rendered markup.' + ) : null); + break; + } + + rootElementSibling = rootElementSibling.nextSibling; + } + } + } + + var shouldReuseMarkup = containerHasReactMarkup && !prevComponent; + + var component = ReactMount._renderNewRootComponent( + nextElement, + container, + shouldReuseMarkup + ).getPublicInstance(); + if (callback) { + callback.call(component); + } + return component; + }, + + /** + * Constructs a component instance of `constructor` with `initialProps` and + * renders it into the supplied `container`. + * + * @param {function} constructor React component constructor. + * @param {?object} props Initial props of the component instance. + * @param {DOMElement} container DOM element to render into. + * @return {ReactComponent} Component instance rendered in `container`. + */ + constructAndRenderComponent: function(constructor, props, container) { + var element = ReactElement.createElement(constructor, props); + return ReactMount.render(element, container); + }, + + /** + * Constructs a component instance of `constructor` with `initialProps` and + * renders it into a container node identified by supplied `id`. + * + * @param {function} componentConstructor React component constructor + * @param {?object} props Initial props of the component instance. + * @param {string} id ID of the DOM element to render into. + * @return {ReactComponent} Component instance rendered in the container node. + */ + constructAndRenderComponentByID: function(constructor, props, id) { + var domNode = document.getElementById(id); + ("production" !== process.env.NODE_ENV ? invariant( + domNode, + 'Tried to get element with id of "%s" but it is not present on the page.', + id + ) : invariant(domNode)); + return ReactMount.constructAndRenderComponent(constructor, props, domNode); + }, + + /** + * Registers a container node into which React components will be rendered. + * This also creates the "reactRoot" ID that will be assigned to the element + * rendered within. + * + * @param {DOMElement} container DOM element to register as a container. + * @return {string} The "reactRoot" ID of elements rendered within. + */ + registerContainer: function(container) { + var reactRootID = getReactRootID(container); + if (reactRootID) { + // If one exists, make sure it is a valid "reactRoot" ID. + reactRootID = ReactInstanceHandles.getReactRootIDFromNodeID(reactRootID); + } + if (!reactRootID) { + // No valid "reactRoot" ID found, create one. + reactRootID = ReactInstanceHandles.createReactRootID(); + } + containersByReactRootID[reactRootID] = container; + return reactRootID; + }, + + /** + * Unmounts and destroys the React component rendered in the `container`. + * + * @param {DOMElement} container DOM element containing a React component. + * @return {boolean} True if a component was found in and unmounted from + * `container` + */ + unmountComponentAtNode: function(container) { + // Various parts of our code (such as ReactCompositeComponent's + // _renderValidatedComponent) assume that calls to render aren't nested; + // verify that that's the case. (Strictly speaking, unmounting won't cause a + // render but we still don't expect to be in a render call here.) + ("production" !== process.env.NODE_ENV ? warning( + ReactCurrentOwner.current == null, + 'unmountComponentAtNode(): Render methods should be a pure function of ' + + 'props and state; triggering nested component updates from render is ' + + 'not allowed. If necessary, trigger nested updates in ' + + 'componentDidUpdate.' + ) : null); + + ("production" !== process.env.NODE_ENV ? invariant( + container && ( + (container.nodeType === ELEMENT_NODE_TYPE || container.nodeType === DOC_NODE_TYPE) + ), + 'unmountComponentAtNode(...): Target container is not a DOM element.' + ) : invariant(container && ( + (container.nodeType === ELEMENT_NODE_TYPE || container.nodeType === DOC_NODE_TYPE) + ))); + + var reactRootID = getReactRootID(container); + var component = instancesByReactRootID[reactRootID]; + if (!component) { + return false; + } + ReactMount.unmountComponentFromNode(component, container); + delete instancesByReactRootID[reactRootID]; + delete containersByReactRootID[reactRootID]; + if ("production" !== process.env.NODE_ENV) { + delete rootElementsByReactRootID[reactRootID]; + } + return true; + }, + + /** + * Unmounts a component and removes it from the DOM. + * + * @param {ReactComponent} instance React component instance. + * @param {DOMElement} container DOM element to unmount from. + * @final + * @internal + * @see {ReactMount.unmountComponentAtNode} + */ + unmountComponentFromNode: function(instance, container) { + ReactReconciler.unmountComponent(instance); + + if (container.nodeType === DOC_NODE_TYPE) { + container = container.documentElement; + } + + // http://jsperf.com/emptying-a-node + while (container.lastChild) { + container.removeChild(container.lastChild); + } + }, + + /** + * Finds the container DOM element that contains React component to which the + * supplied DOM `id` belongs. + * + * @param {string} id The ID of an element rendered by a React component. + * @return {?DOMElement} DOM element that contains the `id`. + */ + findReactContainerForID: function(id) { + var reactRootID = ReactInstanceHandles.getReactRootIDFromNodeID(id); + var container = containersByReactRootID[reactRootID]; + + if ("production" !== process.env.NODE_ENV) { + var rootElement = rootElementsByReactRootID[reactRootID]; + if (rootElement && rootElement.parentNode !== container) { + ("production" !== process.env.NODE_ENV ? invariant( + // Call internalGetID here because getID calls isValid which calls + // findReactContainerForID (this function). + internalGetID(rootElement) === reactRootID, + 'ReactMount: Root element ID differed from reactRootID.' + ) : invariant(// Call internalGetID here because getID calls isValid which calls + // findReactContainerForID (this function). + internalGetID(rootElement) === reactRootID)); + + var containerChild = container.firstChild; + if (containerChild && + reactRootID === internalGetID(containerChild)) { + // If the container has a new child with the same ID as the old + // root element, then rootElementsByReactRootID[reactRootID] is + // just stale and needs to be updated. The case that deserves a + // warning is when the container is empty. + rootElementsByReactRootID[reactRootID] = containerChild; + } else { + ("production" !== process.env.NODE_ENV ? warning( + false, + 'ReactMount: Root element has been removed from its original ' + + 'container. New container:', rootElement.parentNode + ) : null); + } + } + } + + return container; + }, + + /** + * Finds an element rendered by React with the supplied ID. + * + * @param {string} id ID of a DOM node in the React component. + * @return {DOMElement} Root DOM node of the React component. + */ + findReactNodeByID: function(id) { + var reactRoot = ReactMount.findReactContainerForID(id); + return ReactMount.findComponentRoot(reactRoot, id); + }, + + /** + * True if the supplied `node` is rendered by React. + * + * @param {*} node DOM Element to check. + * @return {boolean} True if the DOM Element appears to be rendered by React. + * @internal + */ + isRenderedByReact: function(node) { + if (node.nodeType !== 1) { + // Not a DOMElement, therefore not a React component + return false; + } + var id = ReactMount.getID(node); + return id ? id.charAt(0) === SEPARATOR : false; + }, + + /** + * Traverses up the ancestors of the supplied node to find a node that is a + * DOM representation of a React component. + * + * @param {*} node + * @return {?DOMEventTarget} + * @internal + */ + getFirstReactDOM: function(node) { + var current = node; + while (current && current.parentNode !== current) { + if (ReactMount.isRenderedByReact(current)) { + return current; + } + current = current.parentNode; + } + return null; + }, + + /** + * Finds a node with the supplied `targetID` inside of the supplied + * `ancestorNode`. Exploits the ID naming scheme to perform the search + * quickly. + * + * @param {DOMEventTarget} ancestorNode Search from this root. + * @pararm {string} targetID ID of the DOM representation of the component. + * @return {DOMEventTarget} DOM node with the supplied `targetID`. + * @internal + */ + findComponentRoot: function(ancestorNode, targetID) { + var firstChildren = findComponentRootReusableArray; + var childIndex = 0; + + var deepestAncestor = findDeepestCachedAncestor(targetID) || ancestorNode; + + firstChildren[0] = deepestAncestor.firstChild; + firstChildren.length = 1; + + while (childIndex < firstChildren.length) { + var child = firstChildren[childIndex++]; + var targetChild; + + while (child) { + var childID = ReactMount.getID(child); + if (childID) { + // Even if we find the node we're looking for, we finish looping + // through its siblings to ensure they're cached so that we don't have + // to revisit this node again. Otherwise, we make n^2 calls to getID + // when visiting the many children of a single node in order. + + if (targetID === childID) { + targetChild = child; + } else if (ReactInstanceHandles.isAncestorIDOf(childID, targetID)) { + // If we find a child whose ID is an ancestor of the given ID, + // then we can be sure that we only want to search the subtree + // rooted at this child, so we can throw out the rest of the + // search state. + firstChildren.length = childIndex = 0; + firstChildren.push(child.firstChild); + } + + } else { + // If this child had no ID, then there's a chance that it was + // injected automatically by the browser, as when a `<table>` + // element sprouts an extra `<tbody>` child as a side effect of + // `.innerHTML` parsing. Optimistically continue down this + // branch, but not before examining the other siblings. + firstChildren.push(child.firstChild); + } + + child = child.nextSibling; + } + + if (targetChild) { + // Emptying firstChildren/findComponentRootReusableArray is + // not necessary for correctness, but it helps the GC reclaim + // any nodes that were left at the end of the search. + firstChildren.length = 0; + + return targetChild; + } + } + + firstChildren.length = 0; + + ("production" !== process.env.NODE_ENV ? invariant( + false, + 'findComponentRoot(..., %s): Unable to find element. This probably ' + + 'means the DOM was unexpectedly mutated (e.g., by the browser), ' + + 'usually due to forgetting a <tbody> when using tables, nesting tags ' + + 'like <form>, <p>, or <a>, or using non-SVG elements in an <svg> ' + + 'parent. ' + + 'Try inspecting the child nodes of the element with React ID `%s`.', + targetID, + ReactMount.getID(ancestorNode) + ) : invariant(false)); + }, + + _mountImageIntoNode: function(markup, container, shouldReuseMarkup) { + ("production" !== process.env.NODE_ENV ? invariant( + container && ( + (container.nodeType === ELEMENT_NODE_TYPE || container.nodeType === DOC_NODE_TYPE) + ), + 'mountComponentIntoNode(...): Target container is not valid.' + ) : invariant(container && ( + (container.nodeType === ELEMENT_NODE_TYPE || container.nodeType === DOC_NODE_TYPE) + ))); + + if (shouldReuseMarkup) { + var rootElement = getReactRootElementInContainer(container); + if (ReactMarkupChecksum.canReuseMarkup(markup, rootElement)) { + return; + } else { + var checksum = rootElement.getAttribute( + ReactMarkupChecksum.CHECKSUM_ATTR_NAME + ); + rootElement.removeAttribute(ReactMarkupChecksum.CHECKSUM_ATTR_NAME); + + var rootMarkup = rootElement.outerHTML; + rootElement.setAttribute( + ReactMarkupChecksum.CHECKSUM_ATTR_NAME, + checksum + ); + + var diffIndex = firstDifferenceIndex(markup, rootMarkup); + var difference = ' (client) ' + + markup.substring(diffIndex - 20, diffIndex + 20) + + '\n (server) ' + rootMarkup.substring(diffIndex - 20, diffIndex + 20); + + ("production" !== process.env.NODE_ENV ? invariant( + container.nodeType !== DOC_NODE_TYPE, + 'You\'re trying to render a component to the document using ' + + 'server rendering but the checksum was invalid. This usually ' + + 'means you rendered a different component type or props on ' + + 'the client from the one on the server, or your render() ' + + 'methods are impure. React cannot handle this case due to ' + + 'cross-browser quirks by rendering at the document root. You ' + + 'should look for environment dependent code in your components ' + + 'and ensure the props are the same client and server side:\n%s', + difference + ) : invariant(container.nodeType !== DOC_NODE_TYPE)); + + if ("production" !== process.env.NODE_ENV) { + ("production" !== process.env.NODE_ENV ? warning( + false, + 'React attempted to reuse markup in a container but the ' + + 'checksum was invalid. This generally means that you are ' + + 'using server rendering and the markup generated on the ' + + 'server was not what the client was expecting. React injected ' + + 'new markup to compensate which works but you have lost many ' + + 'of the benefits of server rendering. Instead, figure out ' + + 'why the markup being generated is different on the client ' + + 'or server:\n%s', + difference + ) : null); + } + } + } + + ("production" !== process.env.NODE_ENV ? invariant( + container.nodeType !== DOC_NODE_TYPE, + 'You\'re trying to render a component to the document but ' + + 'you didn\'t use server rendering. We can\'t do this ' + + 'without using server rendering due to cross-browser quirks. ' + + 'See React.renderToString() for server rendering.' + ) : invariant(container.nodeType !== DOC_NODE_TYPE)); + + setInnerHTML(container, markup); + }, + + /** + * React ID utilities. + */ + + getReactRootID: getReactRootID, + + getID: getID, + + setID: setID, + + getNode: getNode, + + getNodeFromInstance: getNodeFromInstance, + + purgeID: purgeID +}; + +ReactPerf.measureMethods(ReactMount, 'ReactMount', { + _renderNewRootComponent: '_renderNewRootComponent', + _mountImageIntoNode: '_mountImageIntoNode' +}); + +module.exports = ReactMount; + +}).call(this,require('_process')) + +},{"./DOMProperty":51,"./ReactBrowserEventEmitter":73,"./ReactCurrentOwner":85,"./ReactElement":103,"./ReactElementValidator":104,"./ReactEmptyComponent":105,"./ReactInstanceHandles":112,"./ReactInstanceMap":113,"./ReactMarkupChecksum":116,"./ReactPerf":122,"./ReactReconciler":129,"./ReactUpdateQueue":139,"./ReactUpdates":140,"./containsNode":164,"./emptyObject":171,"./getReactRootElementInContainer":185,"./instantiateReactComponent":190,"./invariant":191,"./setInnerHTML":205,"./shouldUpdateReactComponent":208,"./warning":212,"_process":1}],118:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactMultiChild + * @typechecks static-only + */ + +'use strict'; + +var ReactComponentEnvironment = require("./ReactComponentEnvironment"); +var ReactMultiChildUpdateTypes = require("./ReactMultiChildUpdateTypes"); + +var ReactReconciler = require("./ReactReconciler"); +var ReactChildReconciler = require("./ReactChildReconciler"); + +/** + * Updating children of a component may trigger recursive updates. The depth is + * used to batch recursive updates to render markup more efficiently. + * + * @type {number} + * @private + */ +var updateDepth = 0; + +/** + * Queue of update configuration objects. + * + * Each object has a `type` property that is in `ReactMultiChildUpdateTypes`. + * + * @type {array<object>} + * @private + */ +var updateQueue = []; + +/** + * Queue of markup to be rendered. + * + * @type {array<string>} + * @private + */ +var markupQueue = []; + +/** + * Enqueues markup to be rendered and inserted at a supplied index. + * + * @param {string} parentID ID of the parent component. + * @param {string} markup Markup that renders into an element. + * @param {number} toIndex Destination index. + * @private + */ +function enqueueMarkup(parentID, markup, toIndex) { + // NOTE: Null values reduce hidden classes. + updateQueue.push({ + parentID: parentID, + parentNode: null, + type: ReactMultiChildUpdateTypes.INSERT_MARKUP, + markupIndex: markupQueue.push(markup) - 1, + textContent: null, + fromIndex: null, + toIndex: toIndex + }); +} + +/** + * Enqueues moving an existing element to another index. + * + * @param {string} parentID ID of the parent component. + * @param {number} fromIndex Source index of the existing element. + * @param {number} toIndex Destination index of the element. + * @private + */ +function enqueueMove(parentID, fromIndex, toIndex) { + // NOTE: Null values reduce hidden classes. + updateQueue.push({ + parentID: parentID, + parentNode: null, + type: ReactMultiChildUpdateTypes.MOVE_EXISTING, + markupIndex: null, + textContent: null, + fromIndex: fromIndex, + toIndex: toIndex + }); +} + +/** + * Enqueues removing an element at an index. + * + * @param {string} parentID ID of the parent component. + * @param {number} fromIndex Index of the element to remove. + * @private + */ +function enqueueRemove(parentID, fromIndex) { + // NOTE: Null values reduce hidden classes. + updateQueue.push({ + parentID: parentID, + parentNode: null, + type: ReactMultiChildUpdateTypes.REMOVE_NODE, + markupIndex: null, + textContent: null, + fromIndex: fromIndex, + toIndex: null + }); +} + +/** + * Enqueues setting the text content. + * + * @param {string} parentID ID of the parent component. + * @param {string} textContent Text content to set. + * @private + */ +function enqueueTextContent(parentID, textContent) { + // NOTE: Null values reduce hidden classes. + updateQueue.push({ + parentID: parentID, + parentNode: null, + type: ReactMultiChildUpdateTypes.TEXT_CONTENT, + markupIndex: null, + textContent: textContent, + fromIndex: null, + toIndex: null + }); +} + +/** + * Processes any enqueued updates. + * + * @private + */ +function processQueue() { + if (updateQueue.length) { + ReactComponentEnvironment.processChildrenUpdates( + updateQueue, + markupQueue + ); + clearQueue(); + } +} + +/** + * Clears any enqueued updates. + * + * @private + */ +function clearQueue() { + updateQueue.length = 0; + markupQueue.length = 0; +} + +/** + * ReactMultiChild are capable of reconciling multiple children. + * + * @class ReactMultiChild + * @internal + */ +var ReactMultiChild = { + + /** + * Provides common functionality for components that must reconcile multiple + * children. This is used by `ReactDOMComponent` to mount, update, and + * unmount child components. + * + * @lends {ReactMultiChild.prototype} + */ + Mixin: { + + /** + * Generates a "mount image" for each of the supplied children. In the case + * of `ReactDOMComponent`, a mount image is a string of markup. + * + * @param {?object} nestedChildren Nested child maps. + * @return {array} An array of mounted representations. + * @internal + */ + mountChildren: function(nestedChildren, transaction, context) { + var children = ReactChildReconciler.instantiateChildren( + nestedChildren, transaction, context + ); + this._renderedChildren = children; + var mountImages = []; + var index = 0; + for (var name in children) { + if (children.hasOwnProperty(name)) { + var child = children[name]; + // Inlined for performance, see `ReactInstanceHandles.createReactID`. + var rootID = this._rootNodeID + name; + var mountImage = ReactReconciler.mountComponent( + child, + rootID, + transaction, + context + ); + child._mountIndex = index; + mountImages.push(mountImage); + index++; + } + } + return mountImages; + }, + + /** + * Replaces any rendered children with a text content string. + * + * @param {string} nextContent String of content. + * @internal + */ + updateTextContent: function(nextContent) { + updateDepth++; + var errorThrown = true; + try { + var prevChildren = this._renderedChildren; + // Remove any rendered children. + ReactChildReconciler.unmountChildren(prevChildren); + // TODO: The setTextContent operation should be enough + for (var name in prevChildren) { + if (prevChildren.hasOwnProperty(name)) { + this._unmountChildByName(prevChildren[name], name); + } + } + // Set new text content. + this.setTextContent(nextContent); + errorThrown = false; + } finally { + updateDepth--; + if (!updateDepth) { + if (errorThrown) { + clearQueue(); + } else { + processQueue(); + } + } + } + }, + + /** + * Updates the rendered children with new children. + * + * @param {?object} nextNestedChildren Nested child maps. + * @param {ReactReconcileTransaction} transaction + * @internal + */ + updateChildren: function(nextNestedChildren, transaction, context) { + updateDepth++; + var errorThrown = true; + try { + this._updateChildren(nextNestedChildren, transaction, context); + errorThrown = false; + } finally { + updateDepth--; + if (!updateDepth) { + if (errorThrown) { + clearQueue(); + } else { + processQueue(); + } + } + + } + }, + + /** + * Improve performance by isolating this hot code path from the try/catch + * block in `updateChildren`. + * + * @param {?object} nextNestedChildren Nested child maps. + * @param {ReactReconcileTransaction} transaction + * @final + * @protected + */ + _updateChildren: function(nextNestedChildren, transaction, context) { + var prevChildren = this._renderedChildren; + var nextChildren = ReactChildReconciler.updateChildren( + prevChildren, nextNestedChildren, transaction, context + ); + this._renderedChildren = nextChildren; + if (!nextChildren && !prevChildren) { + return; + } + var name; + // `nextIndex` will increment for each child in `nextChildren`, but + // `lastIndex` will be the last index visited in `prevChildren`. + var lastIndex = 0; + var nextIndex = 0; + for (name in nextChildren) { + if (!nextChildren.hasOwnProperty(name)) { + continue; + } + var prevChild = prevChildren && prevChildren[name]; + var nextChild = nextChildren[name]; + if (prevChild === nextChild) { + this.moveChild(prevChild, nextIndex, lastIndex); + lastIndex = Math.max(prevChild._mountIndex, lastIndex); + prevChild._mountIndex = nextIndex; + } else { + if (prevChild) { + // Update `lastIndex` before `_mountIndex` gets unset by unmounting. + lastIndex = Math.max(prevChild._mountIndex, lastIndex); + this._unmountChildByName(prevChild, name); + } + // The child must be instantiated before it's mounted. + this._mountChildByNameAtIndex( + nextChild, name, nextIndex, transaction, context + ); + } + nextIndex++; + } + // Remove children that are no longer present. + for (name in prevChildren) { + if (prevChildren.hasOwnProperty(name) && + !(nextChildren && nextChildren.hasOwnProperty(name))) { + this._unmountChildByName(prevChildren[name], name); + } + } + }, + + /** + * Unmounts all rendered children. This should be used to clean up children + * when this component is unmounted. + * + * @internal + */ + unmountChildren: function() { + var renderedChildren = this._renderedChildren; + ReactChildReconciler.unmountChildren(renderedChildren); + this._renderedChildren = null; + }, + + /** + * Moves a child component to the supplied index. + * + * @param {ReactComponent} child Component to move. + * @param {number} toIndex Destination index of the element. + * @param {number} lastIndex Last index visited of the siblings of `child`. + * @protected + */ + moveChild: function(child, toIndex, lastIndex) { + // If the index of `child` is less than `lastIndex`, then it needs to + // be moved. Otherwise, we do not need to move it because a child will be + // inserted or moved before `child`. + if (child._mountIndex < lastIndex) { + enqueueMove(this._rootNodeID, child._mountIndex, toIndex); + } + }, + + /** + * Creates a child component. + * + * @param {ReactComponent} child Component to create. + * @param {string} mountImage Markup to insert. + * @protected + */ + createChild: function(child, mountImage) { + enqueueMarkup(this._rootNodeID, mountImage, child._mountIndex); + }, + + /** + * Removes a child component. + * + * @param {ReactComponent} child Child to remove. + * @protected + */ + removeChild: function(child) { + enqueueRemove(this._rootNodeID, child._mountIndex); + }, + + /** + * Sets this text content string. + * + * @param {string} textContent Text content to set. + * @protected + */ + setTextContent: function(textContent) { + enqueueTextContent(this._rootNodeID, textContent); + }, + + /** + * Mounts a child with the supplied name. + * + * NOTE: This is part of `updateChildren` and is here for readability. + * + * @param {ReactComponent} child Component to mount. + * @param {string} name Name of the child. + * @param {number} index Index at which to insert the child. + * @param {ReactReconcileTransaction} transaction + * @private + */ + _mountChildByNameAtIndex: function( + child, + name, + index, + transaction, + context) { + // Inlined for performance, see `ReactInstanceHandles.createReactID`. + var rootID = this._rootNodeID + name; + var mountImage = ReactReconciler.mountComponent( + child, + rootID, + transaction, + context + ); + child._mountIndex = index; + this.createChild(child, mountImage); + }, + + /** + * Unmounts a rendered child by name. + * + * NOTE: This is part of `updateChildren` and is here for readability. + * + * @param {ReactComponent} child Component to unmount. + * @param {string} name Name of the child in `this._renderedChildren`. + * @private + */ + _unmountChildByName: function(child, name) { + this.removeChild(child); + child._mountIndex = null; + } + + } + +}; + +module.exports = ReactMultiChild; + +},{"./ReactChildReconciler":76,"./ReactComponentEnvironment":81,"./ReactMultiChildUpdateTypes":119,"./ReactReconciler":129}],119:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactMultiChildUpdateTypes + */ + +'use strict'; + +var keyMirror = require("./keyMirror"); + +/** + * When a component's children are updated, a series of update configuration + * objects are created in order to batch and serialize the required changes. + * + * Enumerates all the possible types of update configurations. + * + * @internal + */ +var ReactMultiChildUpdateTypes = keyMirror({ + INSERT_MARKUP: null, + MOVE_EXISTING: null, + REMOVE_NODE: null, + TEXT_CONTENT: null +}); + +module.exports = ReactMultiChildUpdateTypes; + +},{"./keyMirror":197}],120:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2014-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactNativeComponent + */ + +'use strict'; + +var assign = require("./Object.assign"); +var invariant = require("./invariant"); + +var autoGenerateWrapperClass = null; +var genericComponentClass = null; +// This registry keeps track of wrapper classes around native tags +var tagToComponentClass = {}; +var textComponentClass = null; + +var ReactNativeComponentInjection = { + // This accepts a class that receives the tag string. This is a catch all + // that can render any kind of tag. + injectGenericComponentClass: function(componentClass) { + genericComponentClass = componentClass; + }, + // This accepts a text component class that takes the text string to be + // rendered as props. + injectTextComponentClass: function(componentClass) { + textComponentClass = componentClass; + }, + // This accepts a keyed object with classes as values. Each key represents a + // tag. That particular tag will use this class instead of the generic one. + injectComponentClasses: function(componentClasses) { + assign(tagToComponentClass, componentClasses); + }, + // Temporary hack since we expect DOM refs to behave like composites, + // for this release. + injectAutoWrapper: function(wrapperFactory) { + autoGenerateWrapperClass = wrapperFactory; + } +}; + +/** + * Get a composite component wrapper class for a specific tag. + * + * @param {ReactElement} element The tag for which to get the class. + * @return {function} The React class constructor function. + */ +function getComponentClassForElement(element) { + if (typeof element.type === 'function') { + return element.type; + } + var tag = element.type; + var componentClass = tagToComponentClass[tag]; + if (componentClass == null) { + tagToComponentClass[tag] = componentClass = autoGenerateWrapperClass(tag); + } + return componentClass; +} + +/** + * Get a native internal component class for a specific tag. + * + * @param {ReactElement} element The element to create. + * @return {function} The internal class constructor function. + */ +function createInternalComponent(element) { + ("production" !== process.env.NODE_ENV ? invariant( + genericComponentClass, + 'There is no registered component for the tag %s', + element.type + ) : invariant(genericComponentClass)); + return new genericComponentClass(element.type, element.props); +} + +/** + * @param {ReactText} text + * @return {ReactComponent} + */ +function createInstanceForText(text) { + return new textComponentClass(text); +} + +/** + * @param {ReactComponent} component + * @return {boolean} + */ +function isTextComponent(component) { + return component instanceof textComponentClass; +} + +var ReactNativeComponent = { + getComponentClassForElement: getComponentClassForElement, + createInternalComponent: createInternalComponent, + createInstanceForText: createInstanceForText, + isTextComponent: isTextComponent, + injection: ReactNativeComponentInjection +}; + +module.exports = ReactNativeComponent; + +}).call(this,require('_process')) + +},{"./Object.assign":69,"./invariant":191,"_process":1}],121:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactOwner + */ + +'use strict'; + +var invariant = require("./invariant"); + +/** + * ReactOwners are capable of storing references to owned components. + * + * All components are capable of //being// referenced by owner components, but + * only ReactOwner components are capable of //referencing// owned components. + * The named reference is known as a "ref". + * + * Refs are available when mounted and updated during reconciliation. + * + * var MyComponent = React.createClass({ + * render: function() { + * return ( + * <div onClick={this.handleClick}> + * <CustomComponent ref="custom" /> + * </div> + * ); + * }, + * handleClick: function() { + * this.refs.custom.handleClick(); + * }, + * componentDidMount: function() { + * this.refs.custom.initialize(); + * } + * }); + * + * Refs should rarely be used. When refs are used, they should only be done to + * control data that is not handled by React's data flow. + * + * @class ReactOwner + */ +var ReactOwner = { + + /** + * @param {?object} object + * @return {boolean} True if `object` is a valid owner. + * @final + */ + isValidOwner: function(object) { + return !!( + (object && + typeof object.attachRef === 'function' && typeof object.detachRef === 'function') + ); + }, + + /** + * Adds a component by ref to an owner component. + * + * @param {ReactComponent} component Component to reference. + * @param {string} ref Name by which to refer to the component. + * @param {ReactOwner} owner Component on which to record the ref. + * @final + * @internal + */ + addComponentAsRefTo: function(component, ref, owner) { + ("production" !== process.env.NODE_ENV ? invariant( + ReactOwner.isValidOwner(owner), + 'addComponentAsRefTo(...): Only a ReactOwner can have refs. This ' + + 'usually means that you\'re trying to add a ref to a component that ' + + 'doesn\'t have an owner (that is, was not created inside of another ' + + 'component\'s `render` method). Try rendering this component inside of ' + + 'a new top-level component which will hold the ref.' + ) : invariant(ReactOwner.isValidOwner(owner))); + owner.attachRef(ref, component); + }, + + /** + * Removes a component by ref from an owner component. + * + * @param {ReactComponent} component Component to dereference. + * @param {string} ref Name of the ref to remove. + * @param {ReactOwner} owner Component on which the ref is recorded. + * @final + * @internal + */ + removeComponentAsRefFrom: function(component, ref, owner) { + ("production" !== process.env.NODE_ENV ? invariant( + ReactOwner.isValidOwner(owner), + 'removeComponentAsRefFrom(...): Only a ReactOwner can have refs. This ' + + 'usually means that you\'re trying to remove a ref to a component that ' + + 'doesn\'t have an owner (that is, was not created inside of another ' + + 'component\'s `render` method). Try rendering this component inside of ' + + 'a new top-level component which will hold the ref.' + ) : invariant(ReactOwner.isValidOwner(owner))); + // Check that `component` is still the current ref because we do not want to + // detach the ref if another component stole it. + if (owner.getPublicInstance().refs[ref] === component.getPublicInstance()) { + owner.detachRef(ref); + } + } + +}; + +module.exports = ReactOwner; + +}).call(this,require('_process')) + +},{"./invariant":191,"_process":1}],122:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactPerf + * @typechecks static-only + */ + +'use strict'; + +/** + * ReactPerf is a general AOP system designed to measure performance. This + * module only has the hooks: see ReactDefaultPerf for the analysis tool. + */ +var ReactPerf = { + /** + * Boolean to enable/disable measurement. Set to false by default to prevent + * accidental logging and perf loss. + */ + enableMeasure: false, + + /** + * Holds onto the measure function in use. By default, don't measure + * anything, but we'll override this if we inject a measure function. + */ + storedMeasure: _noMeasure, + + /** + * @param {object} object + * @param {string} objectName + * @param {object<string>} methodNames + */ + measureMethods: function(object, objectName, methodNames) { + if ("production" !== process.env.NODE_ENV) { + for (var key in methodNames) { + if (!methodNames.hasOwnProperty(key)) { + continue; + } + object[key] = ReactPerf.measure( + objectName, + methodNames[key], + object[key] + ); + } + } + }, + + /** + * Use this to wrap methods you want to measure. Zero overhead in production. + * + * @param {string} objName + * @param {string} fnName + * @param {function} func + * @return {function} + */ + measure: function(objName, fnName, func) { + if ("production" !== process.env.NODE_ENV) { + var measuredFunc = null; + var wrapper = function() { + if (ReactPerf.enableMeasure) { + if (!measuredFunc) { + measuredFunc = ReactPerf.storedMeasure(objName, fnName, func); + } + return measuredFunc.apply(this, arguments); + } + return func.apply(this, arguments); + }; + wrapper.displayName = objName + '_' + fnName; + return wrapper; + } + return func; + }, + + injection: { + /** + * @param {function} measure + */ + injectMeasure: function(measure) { + ReactPerf.storedMeasure = measure; + } + } +}; + +/** + * Simply passes through the measured function, without measuring it. + * + * @param {string} objName + * @param {string} fnName + * @param {function} func + * @return {function} + */ +function _noMeasure(objName, fnName, func) { + return func; +} + +module.exports = ReactPerf; + +}).call(this,require('_process')) + +},{"_process":1}],123:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactPropTransferer + */ + +'use strict'; + +var assign = require("./Object.assign"); +var emptyFunction = require("./emptyFunction"); +var joinClasses = require("./joinClasses"); + +/** + * Creates a transfer strategy that will merge prop values using the supplied + * `mergeStrategy`. If a prop was previously unset, this just sets it. + * + * @param {function} mergeStrategy + * @return {function} + */ +function createTransferStrategy(mergeStrategy) { + return function(props, key, value) { + if (!props.hasOwnProperty(key)) { + props[key] = value; + } else { + props[key] = mergeStrategy(props[key], value); + } + }; +} + +var transferStrategyMerge = createTransferStrategy(function(a, b) { + // `merge` overrides the first object's (`props[key]` above) keys using the + // second object's (`value`) keys. An object's style's existing `propA` would + // get overridden. Flip the order here. + return assign({}, b, a); +}); + +/** + * Transfer strategies dictate how props are transferred by `transferPropsTo`. + * NOTE: if you add any more exceptions to this list you should be sure to + * update `cloneWithProps()` accordingly. + */ +var TransferStrategies = { + /** + * Never transfer `children`. + */ + children: emptyFunction, + /** + * Transfer the `className` prop by merging them. + */ + className: createTransferStrategy(joinClasses), + /** + * Transfer the `style` prop (which is an object) by merging them. + */ + style: transferStrategyMerge +}; + +/** + * Mutates the first argument by transferring the properties from the second + * argument. + * + * @param {object} props + * @param {object} newProps + * @return {object} + */ +function transferInto(props, newProps) { + for (var thisKey in newProps) { + if (!newProps.hasOwnProperty(thisKey)) { + continue; + } + + var transferStrategy = TransferStrategies[thisKey]; + + if (transferStrategy && TransferStrategies.hasOwnProperty(thisKey)) { + transferStrategy(props, thisKey, newProps[thisKey]); + } else if (!props.hasOwnProperty(thisKey)) { + props[thisKey] = newProps[thisKey]; + } + } + return props; +} + +/** + * ReactPropTransferer are capable of transferring props to another component + * using a `transferPropsTo` method. + * + * @class ReactPropTransferer + */ +var ReactPropTransferer = { + + /** + * Merge two props objects using TransferStrategies. + * + * @param {object} oldProps original props (they take precedence) + * @param {object} newProps new props to merge in + * @return {object} a new object containing both sets of props merged. + */ + mergeProps: function(oldProps, newProps) { + return transferInto(assign({}, oldProps), newProps); + } + +}; + +module.exports = ReactPropTransferer; + +},{"./Object.assign":69,"./emptyFunction":170,"./joinClasses":196}],124:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactPropTypeLocationNames + */ + +'use strict'; + +var ReactPropTypeLocationNames = {}; + +if ("production" !== process.env.NODE_ENV) { + ReactPropTypeLocationNames = { + prop: 'prop', + context: 'context', + childContext: 'child context' + }; +} + +module.exports = ReactPropTypeLocationNames; + +}).call(this,require('_process')) + +},{"_process":1}],125:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactPropTypeLocations + */ + +'use strict'; + +var keyMirror = require("./keyMirror"); + +var ReactPropTypeLocations = keyMirror({ + prop: null, + context: null, + childContext: null +}); + +module.exports = ReactPropTypeLocations; + +},{"./keyMirror":197}],126:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactPropTypes + */ + +'use strict'; + +var ReactElement = require("./ReactElement"); +var ReactFragment = require("./ReactFragment"); +var ReactPropTypeLocationNames = require("./ReactPropTypeLocationNames"); + +var emptyFunction = require("./emptyFunction"); + +/** + * Collection of methods that allow declaration and validation of props that are + * supplied to React components. Example usage: + * + * var Props = require('ReactPropTypes'); + * var MyArticle = React.createClass({ + * propTypes: { + * // An optional string prop named "description". + * description: Props.string, + * + * // A required enum prop named "category". + * category: Props.oneOf(['News','Photos']).isRequired, + * + * // A prop named "dialog" that requires an instance of Dialog. + * dialog: Props.instanceOf(Dialog).isRequired + * }, + * render: function() { ... } + * }); + * + * A more formal specification of how these methods are used: + * + * type := array|bool|func|object|number|string|oneOf([...])|instanceOf(...) + * decl := ReactPropTypes.{type}(.isRequired)? + * + * Each and every declaration produces a function with the same signature. This + * allows the creation of custom validation functions. For example: + * + * var MyLink = React.createClass({ + * propTypes: { + * // An optional string or URI prop named "href". + * href: function(props, propName, componentName) { + * var propValue = props[propName]; + * if (propValue != null && typeof propValue !== 'string' && + * !(propValue instanceof URI)) { + * return new Error( + * 'Expected a string or an URI for ' + propName + ' in ' + + * componentName + * ); + * } + * } + * }, + * render: function() {...} + * }); + * + * @internal + */ + +var ANONYMOUS = '<<anonymous>>'; + +var elementTypeChecker = createElementTypeChecker(); +var nodeTypeChecker = createNodeChecker(); + +var ReactPropTypes = { + array: createPrimitiveTypeChecker('array'), + bool: createPrimitiveTypeChecker('boolean'), + func: createPrimitiveTypeChecker('function'), + number: createPrimitiveTypeChecker('number'), + object: createPrimitiveTypeChecker('object'), + string: createPrimitiveTypeChecker('string'), + + any: createAnyTypeChecker(), + arrayOf: createArrayOfTypeChecker, + element: elementTypeChecker, + instanceOf: createInstanceTypeChecker, + node: nodeTypeChecker, + objectOf: createObjectOfTypeChecker, + oneOf: createEnumTypeChecker, + oneOfType: createUnionTypeChecker, + shape: createShapeTypeChecker +}; + +function createChainableTypeChecker(validate) { + function checkType(isRequired, props, propName, componentName, location) { + componentName = componentName || ANONYMOUS; + if (props[propName] == null) { + var locationName = ReactPropTypeLocationNames[location]; + if (isRequired) { + return new Error( + ("Required " + locationName + " `" + propName + "` was not specified in ") + + ("`" + componentName + "`.") + ); + } + return null; + } else { + return validate(props, propName, componentName, location); + } + } + + var chainedCheckType = checkType.bind(null, false); + chainedCheckType.isRequired = checkType.bind(null, true); + + return chainedCheckType; +} + +function createPrimitiveTypeChecker(expectedType) { + function validate(props, propName, componentName, location) { + var propValue = props[propName]; + var propType = getPropType(propValue); + if (propType !== expectedType) { + var locationName = ReactPropTypeLocationNames[location]; + // `propValue` being instance of, say, date/regexp, pass the 'object' + // check, but we can offer a more precise error message here rather than + // 'of type `object`'. + var preciseType = getPreciseType(propValue); + + return new Error( + ("Invalid " + locationName + " `" + propName + "` of type `" + preciseType + "` ") + + ("supplied to `" + componentName + "`, expected `" + expectedType + "`.") + ); + } + return null; + } + return createChainableTypeChecker(validate); +} + +function createAnyTypeChecker() { + return createChainableTypeChecker(emptyFunction.thatReturns(null)); +} + +function createArrayOfTypeChecker(typeChecker) { + function validate(props, propName, componentName, location) { + var propValue = props[propName]; + if (!Array.isArray(propValue)) { + var locationName = ReactPropTypeLocationNames[location]; + var propType = getPropType(propValue); + return new Error( + ("Invalid " + locationName + " `" + propName + "` of type ") + + ("`" + propType + "` supplied to `" + componentName + "`, expected an array.") + ); + } + for (var i = 0; i < propValue.length; i++) { + var error = typeChecker(propValue, i, componentName, location); + if (error instanceof Error) { + return error; + } + } + return null; + } + return createChainableTypeChecker(validate); +} + +function createElementTypeChecker() { + function validate(props, propName, componentName, location) { + if (!ReactElement.isValidElement(props[propName])) { + var locationName = ReactPropTypeLocationNames[location]; + return new Error( + ("Invalid " + locationName + " `" + propName + "` supplied to ") + + ("`" + componentName + "`, expected a ReactElement.") + ); + } + return null; + } + return createChainableTypeChecker(validate); +} + +function createInstanceTypeChecker(expectedClass) { + function validate(props, propName, componentName, location) { + if (!(props[propName] instanceof expectedClass)) { + var locationName = ReactPropTypeLocationNames[location]; + var expectedClassName = expectedClass.name || ANONYMOUS; + return new Error( + ("Invalid " + locationName + " `" + propName + "` supplied to ") + + ("`" + componentName + "`, expected instance of `" + expectedClassName + "`.") + ); + } + return null; + } + return createChainableTypeChecker(validate); +} + +function createEnumTypeChecker(expectedValues) { + function validate(props, propName, componentName, location) { + var propValue = props[propName]; + for (var i = 0; i < expectedValues.length; i++) { + if (propValue === expectedValues[i]) { + return null; + } + } + + var locationName = ReactPropTypeLocationNames[location]; + var valuesString = JSON.stringify(expectedValues); + return new Error( + ("Invalid " + locationName + " `" + propName + "` of value `" + propValue + "` ") + + ("supplied to `" + componentName + "`, expected one of " + valuesString + ".") + ); + } + return createChainableTypeChecker(validate); +} + +function createObjectOfTypeChecker(typeChecker) { + function validate(props, propName, componentName, location) { + var propValue = props[propName]; + var propType = getPropType(propValue); + if (propType !== 'object') { + var locationName = ReactPropTypeLocationNames[location]; + return new Error( + ("Invalid " + locationName + " `" + propName + "` of type ") + + ("`" + propType + "` supplied to `" + componentName + "`, expected an object.") + ); + } + for (var key in propValue) { + if (propValue.hasOwnProperty(key)) { + var error = typeChecker(propValue, key, componentName, location); + if (error instanceof Error) { + return error; + } + } + } + return null; + } + return createChainableTypeChecker(validate); +} + +function createUnionTypeChecker(arrayOfTypeCheckers) { + function validate(props, propName, componentName, location) { + for (var i = 0; i < arrayOfTypeCheckers.length; i++) { + var checker = arrayOfTypeCheckers[i]; + if (checker(props, propName, componentName, location) == null) { + return null; + } + } + + var locationName = ReactPropTypeLocationNames[location]; + return new Error( + ("Invalid " + locationName + " `" + propName + "` supplied to ") + + ("`" + componentName + "`.") + ); + } + return createChainableTypeChecker(validate); +} + +function createNodeChecker() { + function validate(props, propName, componentName, location) { + if (!isNode(props[propName])) { + var locationName = ReactPropTypeLocationNames[location]; + return new Error( + ("Invalid " + locationName + " `" + propName + "` supplied to ") + + ("`" + componentName + "`, expected a ReactNode.") + ); + } + return null; + } + return createChainableTypeChecker(validate); +} + +function createShapeTypeChecker(shapeTypes) { + function validate(props, propName, componentName, location) { + var propValue = props[propName]; + var propType = getPropType(propValue); + if (propType !== 'object') { + var locationName = ReactPropTypeLocationNames[location]; + return new Error( + ("Invalid " + locationName + " `" + propName + "` of type `" + propType + "` ") + + ("supplied to `" + componentName + "`, expected `object`.") + ); + } + for (var key in shapeTypes) { + var checker = shapeTypes[key]; + if (!checker) { + continue; + } + var error = checker(propValue, key, componentName, location); + if (error) { + return error; + } + } + return null; + } + return createChainableTypeChecker(validate); +} + +function isNode(propValue) { + switch (typeof propValue) { + case 'number': + case 'string': + case 'undefined': + return true; + case 'boolean': + return !propValue; + case 'object': + if (Array.isArray(propValue)) { + return propValue.every(isNode); + } + if (propValue === null || ReactElement.isValidElement(propValue)) { + return true; + } + propValue = ReactFragment.extractIfFragment(propValue); + for (var k in propValue) { + if (!isNode(propValue[k])) { + return false; + } + } + return true; + default: + return false; + } +} + +// Equivalent of `typeof` but with special handling for array and regexp. +function getPropType(propValue) { + var propType = typeof propValue; + if (Array.isArray(propValue)) { + return 'array'; + } + if (propValue instanceof RegExp) { + // Old webkits (at least until Android 4.0) return 'function' rather than + // 'object' for typeof a RegExp. We'll normalize this here so that /bla/ + // passes PropTypes.object. + return 'object'; + } + return propType; +} + +// This handles more types than `getPropType`. Only used for error messages. +// See `createPrimitiveTypeChecker`. +function getPreciseType(propValue) { + var propType = getPropType(propValue); + if (propType === 'object') { + if (propValue instanceof Date) { + return 'date'; + } else if (propValue instanceof RegExp) { + return 'regexp'; + } + } + return propType; +} + +module.exports = ReactPropTypes; + +},{"./ReactElement":103,"./ReactFragment":109,"./ReactPropTypeLocationNames":124,"./emptyFunction":170}],127:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactPutListenerQueue + */ + +'use strict'; + +var PooledClass = require("./PooledClass"); +var ReactBrowserEventEmitter = require("./ReactBrowserEventEmitter"); + +var assign = require("./Object.assign"); + +function ReactPutListenerQueue() { + this.listenersToPut = []; +} + +assign(ReactPutListenerQueue.prototype, { + enqueuePutListener: function(rootNodeID, propKey, propValue) { + this.listenersToPut.push({ + rootNodeID: rootNodeID, + propKey: propKey, + propValue: propValue + }); + }, + + putListeners: function() { + for (var i = 0; i < this.listenersToPut.length; i++) { + var listenerToPut = this.listenersToPut[i]; + ReactBrowserEventEmitter.putListener( + listenerToPut.rootNodeID, + listenerToPut.propKey, + listenerToPut.propValue + ); + } + }, + + reset: function() { + this.listenersToPut.length = 0; + }, + + destructor: function() { + this.reset(); + } +}); + +PooledClass.addPoolingTo(ReactPutListenerQueue); + +module.exports = ReactPutListenerQueue; + +},{"./Object.assign":69,"./PooledClass":70,"./ReactBrowserEventEmitter":73}],128:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactReconcileTransaction + * @typechecks static-only + */ + +'use strict'; + +var CallbackQueue = require("./CallbackQueue"); +var PooledClass = require("./PooledClass"); +var ReactBrowserEventEmitter = require("./ReactBrowserEventEmitter"); +var ReactInputSelection = require("./ReactInputSelection"); +var ReactPutListenerQueue = require("./ReactPutListenerQueue"); +var Transaction = require("./Transaction"); + +var assign = require("./Object.assign"); + +/** + * Ensures that, when possible, the selection range (currently selected text + * input) is not disturbed by performing the transaction. + */ +var SELECTION_RESTORATION = { + /** + * @return {Selection} Selection information. + */ + initialize: ReactInputSelection.getSelectionInformation, + /** + * @param {Selection} sel Selection information returned from `initialize`. + */ + close: ReactInputSelection.restoreSelection +}; + +/** + * Suppresses events (blur/focus) that could be inadvertently dispatched due to + * high level DOM manipulations (like temporarily removing a text input from the + * DOM). + */ +var EVENT_SUPPRESSION = { + /** + * @return {boolean} The enabled status of `ReactBrowserEventEmitter` before + * the reconciliation. + */ + initialize: function() { + var currentlyEnabled = ReactBrowserEventEmitter.isEnabled(); + ReactBrowserEventEmitter.setEnabled(false); + return currentlyEnabled; + }, + + /** + * @param {boolean} previouslyEnabled Enabled status of + * `ReactBrowserEventEmitter` before the reconciliation occured. `close` + * restores the previous value. + */ + close: function(previouslyEnabled) { + ReactBrowserEventEmitter.setEnabled(previouslyEnabled); + } +}; + +/** + * Provides a queue for collecting `componentDidMount` and + * `componentDidUpdate` callbacks during the the transaction. + */ +var ON_DOM_READY_QUEUEING = { + /** + * Initializes the internal `onDOMReady` queue. + */ + initialize: function() { + this.reactMountReady.reset(); + }, + + /** + * After DOM is flushed, invoke all registered `onDOMReady` callbacks. + */ + close: function() { + this.reactMountReady.notifyAll(); + } +}; + +var PUT_LISTENER_QUEUEING = { + initialize: function() { + this.putListenerQueue.reset(); + }, + + close: function() { + this.putListenerQueue.putListeners(); + } +}; + +/** + * Executed within the scope of the `Transaction` instance. Consider these as + * being member methods, but with an implied ordering while being isolated from + * each other. + */ +var TRANSACTION_WRAPPERS = [ + PUT_LISTENER_QUEUEING, + SELECTION_RESTORATION, + EVENT_SUPPRESSION, + ON_DOM_READY_QUEUEING +]; + +/** + * Currently: + * - The order that these are listed in the transaction is critical: + * - Suppresses events. + * - Restores selection range. + * + * Future: + * - Restore document/overflow scroll positions that were unintentionally + * modified via DOM insertions above the top viewport boundary. + * - Implement/integrate with customized constraint based layout system and keep + * track of which dimensions must be remeasured. + * + * @class ReactReconcileTransaction + */ +function ReactReconcileTransaction() { + this.reinitializeTransaction(); + // Only server-side rendering really needs this option (see + // `ReactServerRendering`), but server-side uses + // `ReactServerRenderingTransaction` instead. This option is here so that it's + // accessible and defaults to false when `ReactDOMComponent` and + // `ReactTextComponent` checks it in `mountComponent`.` + this.renderToStaticMarkup = false; + this.reactMountReady = CallbackQueue.getPooled(null); + this.putListenerQueue = ReactPutListenerQueue.getPooled(); +} + +var Mixin = { + /** + * @see Transaction + * @abstract + * @final + * @return {array<object>} List of operation wrap proceedures. + * TODO: convert to array<TransactionWrapper> + */ + getTransactionWrappers: function() { + return TRANSACTION_WRAPPERS; + }, + + /** + * @return {object} The queue to collect `onDOMReady` callbacks with. + */ + getReactMountReady: function() { + return this.reactMountReady; + }, + + getPutListenerQueue: function() { + return this.putListenerQueue; + }, + + /** + * `PooledClass` looks for this, and will invoke this before allowing this + * instance to be resused. + */ + destructor: function() { + CallbackQueue.release(this.reactMountReady); + this.reactMountReady = null; + + ReactPutListenerQueue.release(this.putListenerQueue); + this.putListenerQueue = null; + } +}; + + +assign(ReactReconcileTransaction.prototype, Transaction.Mixin, Mixin); + +PooledClass.addPoolingTo(ReactReconcileTransaction); + +module.exports = ReactReconcileTransaction; + +},{"./CallbackQueue":47,"./Object.assign":69,"./PooledClass":70,"./ReactBrowserEventEmitter":73,"./ReactInputSelection":111,"./ReactPutListenerQueue":127,"./Transaction":157}],129:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactReconciler + */ + +'use strict'; + +var ReactRef = require("./ReactRef"); +var ReactElementValidator = require("./ReactElementValidator"); + +/** + * Helper to call ReactRef.attachRefs with this composite component, split out + * to avoid allocations in the transaction mount-ready queue. + */ +function attachRefs() { + ReactRef.attachRefs(this, this._currentElement); +} + +var ReactReconciler = { + + /** + * Initializes the component, renders markup, and registers event listeners. + * + * @param {ReactComponent} internalInstance + * @param {string} rootID DOM ID of the root node. + * @param {ReactReconcileTransaction|ReactServerRenderingTransaction} transaction + * @return {?string} Rendered markup to be inserted into the DOM. + * @final + * @internal + */ + mountComponent: function(internalInstance, rootID, transaction, context) { + var markup = internalInstance.mountComponent(rootID, transaction, context); + if ("production" !== process.env.NODE_ENV) { + ReactElementValidator.checkAndWarnForMutatedProps( + internalInstance._currentElement + ); + } + transaction.getReactMountReady().enqueue(attachRefs, internalInstance); + return markup; + }, + + /** + * Releases any resources allocated by `mountComponent`. + * + * @final + * @internal + */ + unmountComponent: function(internalInstance) { + ReactRef.detachRefs(internalInstance, internalInstance._currentElement); + internalInstance.unmountComponent(); + }, + + /** + * Update a component using a new element. + * + * @param {ReactComponent} internalInstance + * @param {ReactElement} nextElement + * @param {ReactReconcileTransaction} transaction + * @param {object} context + * @internal + */ + receiveComponent: function( + internalInstance, nextElement, transaction, context + ) { + var prevElement = internalInstance._currentElement; + + if (nextElement === prevElement && nextElement._owner != null) { + // Since elements are immutable after the owner is rendered, + // we can do a cheap identity compare here to determine if this is a + // superfluous reconcile. It's possible for state to be mutable but such + // change should trigger an update of the owner which would recreate + // the element. We explicitly check for the existence of an owner since + // it's possible for an element created outside a composite to be + // deeply mutated and reused. + return; + } + + if ("production" !== process.env.NODE_ENV) { + ReactElementValidator.checkAndWarnForMutatedProps(nextElement); + } + + var refsChanged = ReactRef.shouldUpdateRefs( + prevElement, + nextElement + ); + + if (refsChanged) { + ReactRef.detachRefs(internalInstance, prevElement); + } + + internalInstance.receiveComponent(nextElement, transaction, context); + + if (refsChanged) { + transaction.getReactMountReady().enqueue(attachRefs, internalInstance); + } + }, + + /** + * Flush any dirty changes in a component. + * + * @param {ReactComponent} internalInstance + * @param {ReactReconcileTransaction} transaction + * @internal + */ + performUpdateIfNecessary: function( + internalInstance, + transaction + ) { + internalInstance.performUpdateIfNecessary(transaction); + } + +}; + +module.exports = ReactReconciler; + +}).call(this,require('_process')) + +},{"./ReactElementValidator":104,"./ReactRef":130,"_process":1}],130:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactRef + */ + +'use strict'; + +var ReactOwner = require("./ReactOwner"); + +var ReactRef = {}; + +function attachRef(ref, component, owner) { + if (typeof ref === 'function') { + ref(component.getPublicInstance()); + } else { + // Legacy ref + ReactOwner.addComponentAsRefTo(component, ref, owner); + } +} + +function detachRef(ref, component, owner) { + if (typeof ref === 'function') { + ref(null); + } else { + // Legacy ref + ReactOwner.removeComponentAsRefFrom(component, ref, owner); + } +} + +ReactRef.attachRefs = function(instance, element) { + var ref = element.ref; + if (ref != null) { + attachRef(ref, instance, element._owner); + } +}; + +ReactRef.shouldUpdateRefs = function(prevElement, nextElement) { + // If either the owner or a `ref` has changed, make sure the newest owner + // has stored a reference to `this`, and the previous owner (if different) + // has forgotten the reference to `this`. We use the element instead + // of the public this.props because the post processing cannot determine + // a ref. The ref conceptually lives on the element. + + // TODO: Should this even be possible? The owner cannot change because + // it's forbidden by shouldUpdateReactComponent. The ref can change + // if you swap the keys of but not the refs. Reconsider where this check + // is made. It probably belongs where the key checking and + // instantiateReactComponent is done. + + return ( + nextElement._owner !== prevElement._owner || + nextElement.ref !== prevElement.ref + ); +}; + +ReactRef.detachRefs = function(instance, element) { + var ref = element.ref; + if (ref != null) { + detachRef(ref, instance, element._owner); + } +}; + +module.exports = ReactRef; + +},{"./ReactOwner":121}],131:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactRootIndex + * @typechecks + */ + +'use strict'; + +var ReactRootIndexInjection = { + /** + * @param {function} _createReactRootIndex + */ + injectCreateReactRootIndex: function(_createReactRootIndex) { + ReactRootIndex.createReactRootIndex = _createReactRootIndex; + } +}; + +var ReactRootIndex = { + createReactRootIndex: null, + injection: ReactRootIndexInjection +}; + +module.exports = ReactRootIndex; + +},{}],132:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @typechecks static-only + * @providesModule ReactServerRendering + */ +'use strict'; + +var ReactElement = require("./ReactElement"); +var ReactInstanceHandles = require("./ReactInstanceHandles"); +var ReactMarkupChecksum = require("./ReactMarkupChecksum"); +var ReactServerRenderingTransaction = + require("./ReactServerRenderingTransaction"); + +var emptyObject = require("./emptyObject"); +var instantiateReactComponent = require("./instantiateReactComponent"); +var invariant = require("./invariant"); + +/** + * @param {ReactElement} element + * @return {string} the HTML markup + */ +function renderToString(element) { + ("production" !== process.env.NODE_ENV ? invariant( + ReactElement.isValidElement(element), + 'renderToString(): You must pass a valid ReactElement.' + ) : invariant(ReactElement.isValidElement(element))); + + var transaction; + try { + var id = ReactInstanceHandles.createReactRootID(); + transaction = ReactServerRenderingTransaction.getPooled(false); + + return transaction.perform(function() { + var componentInstance = instantiateReactComponent(element, null); + var markup = + componentInstance.mountComponent(id, transaction, emptyObject); + return ReactMarkupChecksum.addChecksumToMarkup(markup); + }, null); + } finally { + ReactServerRenderingTransaction.release(transaction); + } +} + +/** + * @param {ReactElement} element + * @return {string} the HTML markup, without the extra React ID and checksum + * (for generating static pages) + */ +function renderToStaticMarkup(element) { + ("production" !== process.env.NODE_ENV ? invariant( + ReactElement.isValidElement(element), + 'renderToStaticMarkup(): You must pass a valid ReactElement.' + ) : invariant(ReactElement.isValidElement(element))); + + var transaction; + try { + var id = ReactInstanceHandles.createReactRootID(); + transaction = ReactServerRenderingTransaction.getPooled(true); + + return transaction.perform(function() { + var componentInstance = instantiateReactComponent(element, null); + return componentInstance.mountComponent(id, transaction, emptyObject); + }, null); + } finally { + ReactServerRenderingTransaction.release(transaction); + } +} + +module.exports = { + renderToString: renderToString, + renderToStaticMarkup: renderToStaticMarkup +}; + +}).call(this,require('_process')) + +},{"./ReactElement":103,"./ReactInstanceHandles":112,"./ReactMarkupChecksum":116,"./ReactServerRenderingTransaction":133,"./emptyObject":171,"./instantiateReactComponent":190,"./invariant":191,"_process":1}],133:[function(require,module,exports){ +/** + * Copyright 2014-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactServerRenderingTransaction + * @typechecks + */ + +'use strict'; + +var PooledClass = require("./PooledClass"); +var CallbackQueue = require("./CallbackQueue"); +var ReactPutListenerQueue = require("./ReactPutListenerQueue"); +var Transaction = require("./Transaction"); + +var assign = require("./Object.assign"); +var emptyFunction = require("./emptyFunction"); + +/** + * Provides a `CallbackQueue` queue for collecting `onDOMReady` callbacks + * during the performing of the transaction. + */ +var ON_DOM_READY_QUEUEING = { + /** + * Initializes the internal `onDOMReady` queue. + */ + initialize: function() { + this.reactMountReady.reset(); + }, + + close: emptyFunction +}; + +var PUT_LISTENER_QUEUEING = { + initialize: function() { + this.putListenerQueue.reset(); + }, + + close: emptyFunction +}; + +/** + * Executed within the scope of the `Transaction` instance. Consider these as + * being member methods, but with an implied ordering while being isolated from + * each other. + */ +var TRANSACTION_WRAPPERS = [ + PUT_LISTENER_QUEUEING, + ON_DOM_READY_QUEUEING +]; + +/** + * @class ReactServerRenderingTransaction + * @param {boolean} renderToStaticMarkup + */ +function ReactServerRenderingTransaction(renderToStaticMarkup) { + this.reinitializeTransaction(); + this.renderToStaticMarkup = renderToStaticMarkup; + this.reactMountReady = CallbackQueue.getPooled(null); + this.putListenerQueue = ReactPutListenerQueue.getPooled(); +} + +var Mixin = { + /** + * @see Transaction + * @abstract + * @final + * @return {array} Empty list of operation wrap proceedures. + */ + getTransactionWrappers: function() { + return TRANSACTION_WRAPPERS; + }, + + /** + * @return {object} The queue to collect `onDOMReady` callbacks with. + */ + getReactMountReady: function() { + return this.reactMountReady; + }, + + getPutListenerQueue: function() { + return this.putListenerQueue; + }, + + /** + * `PooledClass` looks for this, and will invoke this before allowing this + * instance to be resused. + */ + destructor: function() { + CallbackQueue.release(this.reactMountReady); + this.reactMountReady = null; + + ReactPutListenerQueue.release(this.putListenerQueue); + this.putListenerQueue = null; + } +}; + + +assign( + ReactServerRenderingTransaction.prototype, + Transaction.Mixin, + Mixin +); + +PooledClass.addPoolingTo(ReactServerRenderingTransaction); + +module.exports = ReactServerRenderingTransaction; + +},{"./CallbackQueue":47,"./Object.assign":69,"./PooledClass":70,"./ReactPutListenerQueue":127,"./Transaction":157,"./emptyFunction":170}],134:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactStateSetters + */ + +'use strict'; + +var ReactStateSetters = { + /** + * Returns a function that calls the provided function, and uses the result + * of that to set the component's state. + * + * @param {ReactCompositeComponent} component + * @param {function} funcReturningState Returned callback uses this to + * determine how to update state. + * @return {function} callback that when invoked uses funcReturningState to + * determined the object literal to setState. + */ + createStateSetter: function(component, funcReturningState) { + return function(a, b, c, d, e, f) { + var partialState = funcReturningState.call(component, a, b, c, d, e, f); + if (partialState) { + component.setState(partialState); + } + }; + }, + + /** + * Returns a single-argument callback that can be used to update a single + * key in the component's state. + * + * Note: this is memoized function, which makes it inexpensive to call. + * + * @param {ReactCompositeComponent} component + * @param {string} key The key in the state that you should update. + * @return {function} callback of 1 argument which calls setState() with + * the provided keyName and callback argument. + */ + createStateKeySetter: function(component, key) { + // Memoize the setters. + var cache = component.__keySetters || (component.__keySetters = {}); + return cache[key] || (cache[key] = createStateKeySetter(component, key)); + } +}; + +function createStateKeySetter(component, key) { + // Partial state is allocated outside of the function closure so it can be + // reused with every call, avoiding memory allocation when this function + // is called. + var partialState = {}; + return function stateKeySetter(value) { + partialState[key] = value; + component.setState(partialState); + }; +} + +ReactStateSetters.Mixin = { + /** + * Returns a function that calls the provided function, and uses the result + * of that to set the component's state. + * + * For example, these statements are equivalent: + * + * this.setState({x: 1}); + * this.createStateSetter(function(xValue) { + * return {x: xValue}; + * })(1); + * + * @param {function} funcReturningState Returned callback uses this to + * determine how to update state. + * @return {function} callback that when invoked uses funcReturningState to + * determined the object literal to setState. + */ + createStateSetter: function(funcReturningState) { + return ReactStateSetters.createStateSetter(this, funcReturningState); + }, + + /** + * Returns a single-argument callback that can be used to update a single + * key in the component's state. + * + * For example, these statements are equivalent: + * + * this.setState({x: 1}); + * this.createStateKeySetter('x')(1); + * + * Note: this is memoized function, which makes it inexpensive to call. + * + * @param {string} key The key in the state that you should update. + * @return {function} callback of 1 argument which calls setState() with + * the provided keyName and callback argument. + */ + createStateKeySetter: function(key) { + return ReactStateSetters.createStateKeySetter(this, key); + } +}; + +module.exports = ReactStateSetters; + +},{}],135:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactTestUtils + */ + +'use strict'; + +var EventConstants = require("./EventConstants"); +var EventPluginHub = require("./EventPluginHub"); +var EventPropagators = require("./EventPropagators"); +var React = require("./React"); +var ReactElement = require("./ReactElement"); +var ReactEmptyComponent = require("./ReactEmptyComponent"); +var ReactBrowserEventEmitter = require("./ReactBrowserEventEmitter"); +var ReactCompositeComponent = require("./ReactCompositeComponent"); +var ReactInstanceHandles = require("./ReactInstanceHandles"); +var ReactInstanceMap = require("./ReactInstanceMap"); +var ReactMount = require("./ReactMount"); +var ReactUpdates = require("./ReactUpdates"); +var SyntheticEvent = require("./SyntheticEvent"); + +var assign = require("./Object.assign"); +var emptyObject = require("./emptyObject"); + +var topLevelTypes = EventConstants.topLevelTypes; + +function Event(suffix) {} + +/** + * @class ReactTestUtils + */ + +/** + * Todo: Support the entire DOM.scry query syntax. For now, these simple + * utilities will suffice for testing purposes. + * @lends ReactTestUtils + */ +var ReactTestUtils = { + renderIntoDocument: function(instance) { + var div = document.createElement('div'); + // None of our tests actually require attaching the container to the + // DOM, and doing so creates a mess that we rely on test isolation to + // clean up, so we're going to stop honoring the name of this method + // (and probably rename it eventually) if no problems arise. + // document.documentElement.appendChild(div); + return React.render(instance, div); + }, + + isElement: function(element) { + return ReactElement.isValidElement(element); + }, + + isElementOfType: function(inst, convenienceConstructor) { + return ( + ReactElement.isValidElement(inst) && + inst.type === convenienceConstructor + ); + }, + + isDOMComponent: function(inst) { + // TODO: Fix this heuristic. It's just here because composites can currently + // pretend to be DOM components. + return !!(inst && inst.tagName && inst.getDOMNode); + }, + + isDOMComponentElement: function(inst) { + return !!(inst && + ReactElement.isValidElement(inst) && + !!inst.tagName); + }, + + isCompositeComponent: function(inst) { + return typeof inst.render === 'function' && + typeof inst.setState === 'function'; + }, + + isCompositeComponentWithType: function(inst, type) { + return !!(ReactTestUtils.isCompositeComponent(inst) && + (inst.constructor === type)); + }, + + isCompositeComponentElement: function(inst) { + if (!ReactElement.isValidElement(inst)) { + return false; + } + // We check the prototype of the type that will get mounted, not the + // instance itself. This is a future proof way of duck typing. + var prototype = inst.type.prototype; + return ( + typeof prototype.render === 'function' && + typeof prototype.setState === 'function' + ); + }, + + isCompositeComponentElementWithType: function(inst, type) { + return !!(ReactTestUtils.isCompositeComponentElement(inst) && + (inst.constructor === type)); + }, + + getRenderedChildOfCompositeComponent: function(inst) { + if (!ReactTestUtils.isCompositeComponent(inst)) { + return null; + } + var internalInstance = ReactInstanceMap.get(inst); + return internalInstance._renderedComponent.getPublicInstance(); + }, + + findAllInRenderedTree: function(inst, test) { + if (!inst) { + return []; + } + var ret = test(inst) ? [inst] : []; + if (ReactTestUtils.isDOMComponent(inst)) { + var internalInstance = ReactInstanceMap.get(inst); + var renderedChildren = internalInstance + ._renderedComponent + ._renderedChildren; + var key; + for (key in renderedChildren) { + if (!renderedChildren.hasOwnProperty(key)) { + continue; + } + if (!renderedChildren[key].getPublicInstance) { + continue; + } + ret = ret.concat( + ReactTestUtils.findAllInRenderedTree( + renderedChildren[key].getPublicInstance(), + test + ) + ); + } + } else if (ReactTestUtils.isCompositeComponent(inst)) { + ret = ret.concat( + ReactTestUtils.findAllInRenderedTree( + ReactTestUtils.getRenderedChildOfCompositeComponent(inst), + test + ) + ); + } + return ret; + }, + + /** + * Finds all instance of components in the rendered tree that are DOM + * components with the class name matching `className`. + * @return an array of all the matches. + */ + scryRenderedDOMComponentsWithClass: function(root, className) { + return ReactTestUtils.findAllInRenderedTree(root, function(inst) { + var instClassName = inst.props.className; + return ReactTestUtils.isDOMComponent(inst) && ( + (instClassName && (' ' + instClassName + ' ').indexOf(' ' + className + ' ') !== -1) + ); + }); + }, + + /** + * Like scryRenderedDOMComponentsWithClass but expects there to be one result, + * and returns that one result, or throws exception if there is any other + * number of matches besides one. + * @return {!ReactDOMComponent} The one match. + */ + findRenderedDOMComponentWithClass: function(root, className) { + var all = + ReactTestUtils.scryRenderedDOMComponentsWithClass(root, className); + if (all.length !== 1) { + throw new Error('Did not find exactly one match ' + + '(found: ' + all.length + ') for class:' + className + ); + } + return all[0]; + }, + + + /** + * Finds all instance of components in the rendered tree that are DOM + * components with the tag name matching `tagName`. + * @return an array of all the matches. + */ + scryRenderedDOMComponentsWithTag: function(root, tagName) { + return ReactTestUtils.findAllInRenderedTree(root, function(inst) { + return ReactTestUtils.isDOMComponent(inst) && + inst.tagName === tagName.toUpperCase(); + }); + }, + + /** + * Like scryRenderedDOMComponentsWithTag but expects there to be one result, + * and returns that one result, or throws exception if there is any other + * number of matches besides one. + * @return {!ReactDOMComponent} The one match. + */ + findRenderedDOMComponentWithTag: function(root, tagName) { + var all = ReactTestUtils.scryRenderedDOMComponentsWithTag(root, tagName); + if (all.length !== 1) { + throw new Error('Did not find exactly one match for tag:' + tagName); + } + return all[0]; + }, + + + /** + * Finds all instances of components with type equal to `componentType`. + * @return an array of all the matches. + */ + scryRenderedComponentsWithType: function(root, componentType) { + return ReactTestUtils.findAllInRenderedTree(root, function(inst) { + return ReactTestUtils.isCompositeComponentWithType( + inst, + componentType + ); + }); + }, + + /** + * Same as `scryRenderedComponentsWithType` but expects there to be one result + * and returns that one result, or throws exception if there is any other + * number of matches besides one. + * @return {!ReactComponent} The one match. + */ + findRenderedComponentWithType: function(root, componentType) { + var all = ReactTestUtils.scryRenderedComponentsWithType( + root, + componentType + ); + if (all.length !== 1) { + throw new Error( + 'Did not find exactly one match for componentType:' + componentType + ); + } + return all[0]; + }, + + /** + * Pass a mocked component module to this method to augment it with + * useful methods that allow it to be used as a dummy React component. + * Instead of rendering as usual, the component will become a simple + * <div> containing any provided children. + * + * @param {object} module the mock function object exported from a + * module that defines the component to be mocked + * @param {?string} mockTagName optional dummy root tag name to return + * from render method (overrides + * module.mockTagName if provided) + * @return {object} the ReactTestUtils object (for chaining) + */ + mockComponent: function(module, mockTagName) { + mockTagName = mockTagName || module.mockTagName || "div"; + + module.prototype.render.mockImplementation(function() { + return React.createElement( + mockTagName, + null, + this.props.children + ); + }); + + return this; + }, + + /** + * Simulates a top level event being dispatched from a raw event that occured + * on an `Element` node. + * @param topLevelType {Object} A type from `EventConstants.topLevelTypes` + * @param {!Element} node The dom to simulate an event occurring on. + * @param {?Event} fakeNativeEvent Fake native event to use in SyntheticEvent. + */ + simulateNativeEventOnNode: function(topLevelType, node, fakeNativeEvent) { + fakeNativeEvent.target = node; + ReactBrowserEventEmitter.ReactEventListener.dispatchEvent( + topLevelType, + fakeNativeEvent + ); + }, + + /** + * Simulates a top level event being dispatched from a raw event that occured + * on the `ReactDOMComponent` `comp`. + * @param topLevelType {Object} A type from `EventConstants.topLevelTypes`. + * @param comp {!ReactDOMComponent} + * @param {?Event} fakeNativeEvent Fake native event to use in SyntheticEvent. + */ + simulateNativeEventOnDOMComponent: function( + topLevelType, + comp, + fakeNativeEvent) { + ReactTestUtils.simulateNativeEventOnNode( + topLevelType, + comp.getDOMNode(), + fakeNativeEvent + ); + }, + + nativeTouchData: function(x, y) { + return { + touches: [ + {pageX: x, pageY: y} + ] + }; + }, + + createRenderer: function() { + return new ReactShallowRenderer(); + }, + + Simulate: null, + SimulateNative: {} +}; + +/** + * @class ReactShallowRenderer + */ +var ReactShallowRenderer = function() { + this._instance = null; +}; + +ReactShallowRenderer.prototype.getRenderOutput = function() { + return ( + (this._instance && this._instance._renderedComponent && + this._instance._renderedComponent._renderedOutput) + || null + ); +}; + +var NoopInternalComponent = function(element) { + this._renderedOutput = element; + this._currentElement = element === null || element === false ? + ReactEmptyComponent.emptyElement : + element; +}; + +NoopInternalComponent.prototype = { + + mountComponent: function() { + }, + + receiveComponent: function(element) { + this._renderedOutput = element; + this._currentElement = element === null || element === false ? + ReactEmptyComponent.emptyElement : + element; + }, + + unmountComponent: function() { + } + +}; + +var ShallowComponentWrapper = function() { }; +assign( + ShallowComponentWrapper.prototype, + ReactCompositeComponent.Mixin, { + _instantiateReactComponent: function(element) { + return new NoopInternalComponent(element); + }, + _replaceNodeWithMarkupByID: function() {}, + _renderValidatedComponent: + ReactCompositeComponent.Mixin. + _renderValidatedComponentWithoutOwnerOrContext + } +); + +ReactShallowRenderer.prototype.render = function(element, context) { + if (!context) { + context = emptyObject; + } + var transaction = ReactUpdates.ReactReconcileTransaction.getPooled(); + this._render(element, transaction, context); + ReactUpdates.ReactReconcileTransaction.release(transaction); +}; + +ReactShallowRenderer.prototype.unmount = function() { + if (this._instance) { + this._instance.unmountComponent(); + } +}; + +ReactShallowRenderer.prototype._render = function(element, transaction, context) { + if (!this._instance) { + var rootID = ReactInstanceHandles.createReactRootID(); + var instance = new ShallowComponentWrapper(element.type); + instance.construct(element); + + instance.mountComponent(rootID, transaction, context); + + this._instance = instance; + } else { + this._instance.receiveComponent(element, transaction, context); + } +}; + +/** + * Exports: + * + * - `ReactTestUtils.Simulate.click(Element/ReactDOMComponent)` + * - `ReactTestUtils.Simulate.mouseMove(Element/ReactDOMComponent)` + * - `ReactTestUtils.Simulate.change(Element/ReactDOMComponent)` + * - ... (All keys from event plugin `eventTypes` objects) + */ +function makeSimulator(eventType) { + return function(domComponentOrNode, eventData) { + var node; + if (ReactTestUtils.isDOMComponent(domComponentOrNode)) { + node = domComponentOrNode.getDOMNode(); + } else if (domComponentOrNode.tagName) { + node = domComponentOrNode; + } + + var fakeNativeEvent = new Event(); + fakeNativeEvent.target = node; + // We don't use SyntheticEvent.getPooled in order to not have to worry about + // properly destroying any properties assigned from `eventData` upon release + var event = new SyntheticEvent( + ReactBrowserEventEmitter.eventNameDispatchConfigs[eventType], + ReactMount.getID(node), + fakeNativeEvent + ); + assign(event, eventData); + EventPropagators.accumulateTwoPhaseDispatches(event); + + ReactUpdates.batchedUpdates(function() { + EventPluginHub.enqueueEvents(event); + EventPluginHub.processEventQueue(); + }); + }; +} + +function buildSimulators() { + ReactTestUtils.Simulate = {}; + + var eventType; + for (eventType in ReactBrowserEventEmitter.eventNameDispatchConfigs) { + /** + * @param {!Element || ReactDOMComponent} domComponentOrNode + * @param {?object} eventData Fake event data to use in SyntheticEvent. + */ + ReactTestUtils.Simulate[eventType] = makeSimulator(eventType); + } +} + +// Rebuild ReactTestUtils.Simulate whenever event plugins are injected +var oldInjectEventPluginOrder = EventPluginHub.injection.injectEventPluginOrder; +EventPluginHub.injection.injectEventPluginOrder = function() { + oldInjectEventPluginOrder.apply(this, arguments); + buildSimulators(); +}; +var oldInjectEventPlugins = EventPluginHub.injection.injectEventPluginsByName; +EventPluginHub.injection.injectEventPluginsByName = function() { + oldInjectEventPlugins.apply(this, arguments); + buildSimulators(); +}; + +buildSimulators(); + +/** + * Exports: + * + * - `ReactTestUtils.SimulateNative.click(Element/ReactDOMComponent)` + * - `ReactTestUtils.SimulateNative.mouseMove(Element/ReactDOMComponent)` + * - `ReactTestUtils.SimulateNative.mouseIn/ReactDOMComponent)` + * - `ReactTestUtils.SimulateNative.mouseOut(Element/ReactDOMComponent)` + * - ... (All keys from `EventConstants.topLevelTypes`) + * + * Note: Top level event types are a subset of the entire set of handler types + * (which include a broader set of "synthetic" events). For example, onDragDone + * is a synthetic event. Except when testing an event plugin or React's event + * handling code specifically, you probably want to use ReactTestUtils.Simulate + * to dispatch synthetic events. + */ + +function makeNativeSimulator(eventType) { + return function(domComponentOrNode, nativeEventData) { + var fakeNativeEvent = new Event(eventType); + assign(fakeNativeEvent, nativeEventData); + if (ReactTestUtils.isDOMComponent(domComponentOrNode)) { + ReactTestUtils.simulateNativeEventOnDOMComponent( + eventType, + domComponentOrNode, + fakeNativeEvent + ); + } else if (!!domComponentOrNode.tagName) { + // Will allow on actual dom nodes. + ReactTestUtils.simulateNativeEventOnNode( + eventType, + domComponentOrNode, + fakeNativeEvent + ); + } + }; +} + +var eventType; +for (eventType in topLevelTypes) { + // Event type is stored as 'topClick' - we transform that to 'click' + var convenienceName = eventType.indexOf('top') === 0 ? + eventType.charAt(3).toLowerCase() + eventType.substr(4) : eventType; + /** + * @param {!Element || ReactDOMComponent} domComponentOrNode + * @param {?Event} nativeEventData Fake native event to use in SyntheticEvent. + */ + ReactTestUtils.SimulateNative[convenienceName] = + makeNativeSimulator(eventType); +} + +module.exports = ReactTestUtils; + +},{"./EventConstants":56,"./EventPluginHub":58,"./EventPropagators":61,"./Object.assign":69,"./React":71,"./ReactBrowserEventEmitter":73,"./ReactCompositeComponent":83,"./ReactElement":103,"./ReactEmptyComponent":105,"./ReactInstanceHandles":112,"./ReactInstanceMap":113,"./ReactMount":117,"./ReactUpdates":140,"./SyntheticEvent":149,"./emptyObject":171}],136:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @typechecks static-only + * @providesModule ReactTransitionChildMapping + */ + +'use strict'; + +var ReactChildren = require("./ReactChildren"); +var ReactFragment = require("./ReactFragment"); + +var ReactTransitionChildMapping = { + /** + * Given `this.props.children`, return an object mapping key to child. Just + * simple syntactic sugar around ReactChildren.map(). + * + * @param {*} children `this.props.children` + * @return {object} Mapping of key to child + */ + getChildMapping: function(children) { + if (!children) { + return children; + } + return ReactFragment.extract(ReactChildren.map(children, function(child) { + return child; + })); + }, + + /** + * When you're adding or removing children some may be added or removed in the + * same render pass. We want to show *both* since we want to simultaneously + * animate elements in and out. This function takes a previous set of keys + * and a new set of keys and merges them with its best guess of the correct + * ordering. In the future we may expose some of the utilities in + * ReactMultiChild to make this easy, but for now React itself does not + * directly have this concept of the union of prevChildren and nextChildren + * so we implement it here. + * + * @param {object} prev prev children as returned from + * `ReactTransitionChildMapping.getChildMapping()`. + * @param {object} next next children as returned from + * `ReactTransitionChildMapping.getChildMapping()`. + * @return {object} a key set that contains all keys in `prev` and all keys + * in `next` in a reasonable order. + */ + mergeChildMappings: function(prev, next) { + prev = prev || {}; + next = next || {}; + + function getValueForKey(key) { + if (next.hasOwnProperty(key)) { + return next[key]; + } else { + return prev[key]; + } + } + + // For each key of `next`, the list of keys to insert before that key in + // the combined list + var nextKeysPending = {}; + + var pendingKeys = []; + for (var prevKey in prev) { + if (next.hasOwnProperty(prevKey)) { + if (pendingKeys.length) { + nextKeysPending[prevKey] = pendingKeys; + pendingKeys = []; + } + } else { + pendingKeys.push(prevKey); + } + } + + var i; + var childMapping = {}; + for (var nextKey in next) { + if (nextKeysPending.hasOwnProperty(nextKey)) { + for (i = 0; i < nextKeysPending[nextKey].length; i++) { + var pendingNextKey = nextKeysPending[nextKey][i]; + childMapping[nextKeysPending[nextKey][i]] = getValueForKey( + pendingNextKey + ); + } + } + childMapping[nextKey] = getValueForKey(nextKey); + } + + // Finally, add the keys which didn't appear before any key in `next` + for (i = 0; i < pendingKeys.length; i++) { + childMapping[pendingKeys[i]] = getValueForKey(pendingKeys[i]); + } + + return childMapping; + } +}; + +module.exports = ReactTransitionChildMapping; + +},{"./ReactChildren":77,"./ReactFragment":109}],137:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactTransitionEvents + */ + +'use strict'; + +var ExecutionEnvironment = require("./ExecutionEnvironment"); + +/** + * EVENT_NAME_MAP is used to determine which event fired when a + * transition/animation ends, based on the style property used to + * define that event. + */ +var EVENT_NAME_MAP = { + transitionend: { + 'transition': 'transitionend', + 'WebkitTransition': 'webkitTransitionEnd', + 'MozTransition': 'mozTransitionEnd', + 'OTransition': 'oTransitionEnd', + 'msTransition': 'MSTransitionEnd' + }, + + animationend: { + 'animation': 'animationend', + 'WebkitAnimation': 'webkitAnimationEnd', + 'MozAnimation': 'mozAnimationEnd', + 'OAnimation': 'oAnimationEnd', + 'msAnimation': 'MSAnimationEnd' + } +}; + +var endEvents = []; + +function detectEvents() { + var testEl = document.createElement('div'); + var style = testEl.style; + + // On some platforms, in particular some releases of Android 4.x, + // the un-prefixed "animation" and "transition" properties are defined on the + // style object but the events that fire will still be prefixed, so we need + // to check if the un-prefixed events are useable, and if not remove them + // from the map + if (!('AnimationEvent' in window)) { + delete EVENT_NAME_MAP.animationend.animation; + } + + if (!('TransitionEvent' in window)) { + delete EVENT_NAME_MAP.transitionend.transition; + } + + for (var baseEventName in EVENT_NAME_MAP) { + var baseEvents = EVENT_NAME_MAP[baseEventName]; + for (var styleName in baseEvents) { + if (styleName in style) { + endEvents.push(baseEvents[styleName]); + break; + } + } + } +} + +if (ExecutionEnvironment.canUseDOM) { + detectEvents(); +} + +// We use the raw {add|remove}EventListener() call because EventListener +// does not know how to remove event listeners and we really should +// clean up. Also, these events are not triggered in older browsers +// so we should be A-OK here. + +function addEventListener(node, eventName, eventListener) { + node.addEventListener(eventName, eventListener, false); +} + +function removeEventListener(node, eventName, eventListener) { + node.removeEventListener(eventName, eventListener, false); +} + +var ReactTransitionEvents = { + addEndEventListener: function(node, eventListener) { + if (endEvents.length === 0) { + // If CSS transitions are not supported, trigger an "end animation" + // event immediately. + window.setTimeout(eventListener, 0); + return; + } + endEvents.forEach(function(endEvent) { + addEventListener(node, endEvent, eventListener); + }); + }, + + removeEndEventListener: function(node, eventListener) { + if (endEvents.length === 0) { + return; + } + endEvents.forEach(function(endEvent) { + removeEventListener(node, endEvent, eventListener); + }); + } +}; + +module.exports = ReactTransitionEvents; + +},{"./ExecutionEnvironment":62}],138:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactTransitionGroup + */ + +'use strict'; + +var React = require("./React"); +var ReactTransitionChildMapping = require("./ReactTransitionChildMapping"); + +var assign = require("./Object.assign"); +var cloneWithProps = require("./cloneWithProps"); +var emptyFunction = require("./emptyFunction"); + +var ReactTransitionGroup = React.createClass({ + displayName: 'ReactTransitionGroup', + + propTypes: { + component: React.PropTypes.any, + childFactory: React.PropTypes.func + }, + + getDefaultProps: function() { + return { + component: 'span', + childFactory: emptyFunction.thatReturnsArgument + }; + }, + + getInitialState: function() { + return { + children: ReactTransitionChildMapping.getChildMapping(this.props.children) + }; + }, + + componentWillMount: function() { + this.currentlyTransitioningKeys = {}; + this.keysToEnter = []; + this.keysToLeave = []; + }, + + componentDidMount: function() { + var initialChildMapping = this.state.children; + for (var key in initialChildMapping) { + if (initialChildMapping[key]) { + this.performAppear(key); + } + } + }, + + componentWillReceiveProps: function(nextProps) { + var nextChildMapping = ReactTransitionChildMapping.getChildMapping( + nextProps.children + ); + var prevChildMapping = this.state.children; + + this.setState({ + children: ReactTransitionChildMapping.mergeChildMappings( + prevChildMapping, + nextChildMapping + ) + }); + + var key; + + for (key in nextChildMapping) { + var hasPrev = prevChildMapping && prevChildMapping.hasOwnProperty(key); + if (nextChildMapping[key] && !hasPrev && + !this.currentlyTransitioningKeys[key]) { + this.keysToEnter.push(key); + } + } + + for (key in prevChildMapping) { + var hasNext = nextChildMapping && nextChildMapping.hasOwnProperty(key); + if (prevChildMapping[key] && !hasNext && + !this.currentlyTransitioningKeys[key]) { + this.keysToLeave.push(key); + } + } + + // If we want to someday check for reordering, we could do it here. + }, + + componentDidUpdate: function() { + var keysToEnter = this.keysToEnter; + this.keysToEnter = []; + keysToEnter.forEach(this.performEnter); + + var keysToLeave = this.keysToLeave; + this.keysToLeave = []; + keysToLeave.forEach(this.performLeave); + }, + + performAppear: function(key) { + this.currentlyTransitioningKeys[key] = true; + + var component = this.refs[key]; + + if (component.componentWillAppear) { + component.componentWillAppear( + this._handleDoneAppearing.bind(this, key) + ); + } else { + this._handleDoneAppearing(key); + } + }, + + _handleDoneAppearing: function(key) { + var component = this.refs[key]; + if (component.componentDidAppear) { + component.componentDidAppear(); + } + + delete this.currentlyTransitioningKeys[key]; + + var currentChildMapping = ReactTransitionChildMapping.getChildMapping( + this.props.children + ); + + if (!currentChildMapping || !currentChildMapping.hasOwnProperty(key)) { + // This was removed before it had fully appeared. Remove it. + this.performLeave(key); + } + }, + + performEnter: function(key) { + this.currentlyTransitioningKeys[key] = true; + + var component = this.refs[key]; + + if (component.componentWillEnter) { + component.componentWillEnter( + this._handleDoneEntering.bind(this, key) + ); + } else { + this._handleDoneEntering(key); + } + }, + + _handleDoneEntering: function(key) { + var component = this.refs[key]; + if (component.componentDidEnter) { + component.componentDidEnter(); + } + + delete this.currentlyTransitioningKeys[key]; + + var currentChildMapping = ReactTransitionChildMapping.getChildMapping( + this.props.children + ); + + if (!currentChildMapping || !currentChildMapping.hasOwnProperty(key)) { + // This was removed before it had fully entered. Remove it. + this.performLeave(key); + } + }, + + performLeave: function(key) { + this.currentlyTransitioningKeys[key] = true; + + var component = this.refs[key]; + if (component.componentWillLeave) { + component.componentWillLeave(this._handleDoneLeaving.bind(this, key)); + } else { + // Note that this is somewhat dangerous b/c it calls setState() + // again, effectively mutating the component before all the work + // is done. + this._handleDoneLeaving(key); + } + }, + + _handleDoneLeaving: function(key) { + var component = this.refs[key]; + + if (component.componentDidLeave) { + component.componentDidLeave(); + } + + delete this.currentlyTransitioningKeys[key]; + + var currentChildMapping = ReactTransitionChildMapping.getChildMapping( + this.props.children + ); + + if (currentChildMapping && currentChildMapping.hasOwnProperty(key)) { + // This entered again before it fully left. Add it again. + this.performEnter(key); + } else { + var newChildren = assign({}, this.state.children); + delete newChildren[key]; + this.setState({children: newChildren}); + } + }, + + render: function() { + // TODO: we could get rid of the need for the wrapper node + // by cloning a single child + var childrenToRender = []; + for (var key in this.state.children) { + var child = this.state.children[key]; + if (child) { + // You may need to apply reactive updates to a child as it is leaving. + // The normal React way to do it won't work since the child will have + // already been removed. In case you need this behavior you can provide + // a childFactory function to wrap every child, even the ones that are + // leaving. + childrenToRender.push(cloneWithProps( + this.props.childFactory(child), + {ref: key, key: key} + )); + } + } + return React.createElement( + this.props.component, + this.props, + childrenToRender + ); + } +}); + +module.exports = ReactTransitionGroup; + +},{"./Object.assign":69,"./React":71,"./ReactTransitionChildMapping":136,"./cloneWithProps":163,"./emptyFunction":170}],139:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactUpdateQueue + */ + +'use strict'; + +var ReactLifeCycle = require("./ReactLifeCycle"); +var ReactCurrentOwner = require("./ReactCurrentOwner"); +var ReactElement = require("./ReactElement"); +var ReactInstanceMap = require("./ReactInstanceMap"); +var ReactUpdates = require("./ReactUpdates"); + +var assign = require("./Object.assign"); +var invariant = require("./invariant"); +var warning = require("./warning"); + +function enqueueUpdate(internalInstance) { + if (internalInstance !== ReactLifeCycle.currentlyMountingInstance) { + // If we're in a componentWillMount handler, don't enqueue a rerender + // because ReactUpdates assumes we're in a browser context (which is + // wrong for server rendering) and we're about to do a render anyway. + // See bug in #1740. + ReactUpdates.enqueueUpdate(internalInstance); + } +} + +function getInternalInstanceReadyForUpdate(publicInstance, callerName) { + ("production" !== process.env.NODE_ENV ? invariant( + ReactCurrentOwner.current == null, + '%s(...): Cannot update during an existing state transition ' + + '(such as within `render`). Render methods should be a pure function ' + + 'of props and state.', + callerName + ) : invariant(ReactCurrentOwner.current == null)); + + var internalInstance = ReactInstanceMap.get(publicInstance); + if (!internalInstance) { + if ("production" !== process.env.NODE_ENV) { + // Only warn when we have a callerName. Otherwise we should be silent. + // We're probably calling from enqueueCallback. We don't want to warn + // there because we already warned for the corresponding lifecycle method. + ("production" !== process.env.NODE_ENV ? warning( + !callerName, + '%s(...): Can only update a mounted or mounting component. ' + + 'This usually means you called %s() on an unmounted ' + + 'component. This is a no-op.', + callerName, + callerName + ) : null); + } + return null; + } + + if (internalInstance === ReactLifeCycle.currentlyUnmountingInstance) { + return null; + } + + return internalInstance; +} + +/** + * ReactUpdateQueue allows for state updates to be scheduled into a later + * reconciliation step. + */ +var ReactUpdateQueue = { + + /** + * Enqueue a callback that will be executed after all the pending updates + * have processed. + * + * @param {ReactClass} publicInstance The instance to use as `this` context. + * @param {?function} callback Called after state is updated. + * @internal + */ + enqueueCallback: function(publicInstance, callback) { + ("production" !== process.env.NODE_ENV ? invariant( + typeof callback === 'function', + 'enqueueCallback(...): You called `setProps`, `replaceProps`, ' + + '`setState`, `replaceState`, or `forceUpdate` with a callback that ' + + 'isn\'t callable.' + ) : invariant(typeof callback === 'function')); + var internalInstance = getInternalInstanceReadyForUpdate(publicInstance); + + // Previously we would throw an error if we didn't have an internal + // instance. Since we want to make it a no-op instead, we mirror the same + // behavior we have in other enqueue* methods. + // We also need to ignore callbacks in componentWillMount. See + // enqueueUpdates. + if (!internalInstance || + internalInstance === ReactLifeCycle.currentlyMountingInstance) { + return null; + } + + if (internalInstance._pendingCallbacks) { + internalInstance._pendingCallbacks.push(callback); + } else { + internalInstance._pendingCallbacks = [callback]; + } + // TODO: The callback here is ignored when setState is called from + // componentWillMount. Either fix it or disallow doing so completely in + // favor of getInitialState. Alternatively, we can disallow + // componentWillMount during server-side rendering. + enqueueUpdate(internalInstance); + }, + + enqueueCallbackInternal: function(internalInstance, callback) { + ("production" !== process.env.NODE_ENV ? invariant( + typeof callback === 'function', + 'enqueueCallback(...): You called `setProps`, `replaceProps`, ' + + '`setState`, `replaceState`, or `forceUpdate` with a callback that ' + + 'isn\'t callable.' + ) : invariant(typeof callback === 'function')); + if (internalInstance._pendingCallbacks) { + internalInstance._pendingCallbacks.push(callback); + } else { + internalInstance._pendingCallbacks = [callback]; + } + enqueueUpdate(internalInstance); + }, + + /** + * Forces an update. This should only be invoked when it is known with + * certainty that we are **not** in a DOM transaction. + * + * You may want to call this when you know that some deeper aspect of the + * component's state has changed but `setState` was not called. + * + * This will not invoke `shouldUpdateComponent`, but it will invoke + * `componentWillUpdate` and `componentDidUpdate`. + * + * @param {ReactClass} publicInstance The instance that should rerender. + * @internal + */ + enqueueForceUpdate: function(publicInstance) { + var internalInstance = getInternalInstanceReadyForUpdate( + publicInstance, + 'forceUpdate' + ); + + if (!internalInstance) { + return; + } + + internalInstance._pendingForceUpdate = true; + + enqueueUpdate(internalInstance); + }, + + /** + * Replaces all of the state. Always use this or `setState` to mutate state. + * You should treat `this.state` as immutable. + * + * There is no guarantee that `this.state` will be immediately updated, so + * accessing `this.state` after calling this method may return the old value. + * + * @param {ReactClass} publicInstance The instance that should rerender. + * @param {object} completeState Next state. + * @internal + */ + enqueueReplaceState: function(publicInstance, completeState) { + var internalInstance = getInternalInstanceReadyForUpdate( + publicInstance, + 'replaceState' + ); + + if (!internalInstance) { + return; + } + + internalInstance._pendingStateQueue = [completeState]; + internalInstance._pendingReplaceState = true; + + enqueueUpdate(internalInstance); + }, + + /** + * Sets a subset of the state. This only exists because _pendingState is + * internal. This provides a merging strategy that is not available to deep + * properties which is confusing. TODO: Expose pendingState or don't use it + * during the merge. + * + * @param {ReactClass} publicInstance The instance that should rerender. + * @param {object} partialState Next partial state to be merged with state. + * @internal + */ + enqueueSetState: function(publicInstance, partialState) { + var internalInstance = getInternalInstanceReadyForUpdate( + publicInstance, + 'setState' + ); + + if (!internalInstance) { + return; + } + + var queue = + internalInstance._pendingStateQueue || + (internalInstance._pendingStateQueue = []); + queue.push(partialState); + + enqueueUpdate(internalInstance); + }, + + /** + * Sets a subset of the props. + * + * @param {ReactClass} publicInstance The instance that should rerender. + * @param {object} partialProps Subset of the next props. + * @internal + */ + enqueueSetProps: function(publicInstance, partialProps) { + var internalInstance = getInternalInstanceReadyForUpdate( + publicInstance, + 'setProps' + ); + + if (!internalInstance) { + return; + } + + ("production" !== process.env.NODE_ENV ? invariant( + internalInstance._isTopLevel, + 'setProps(...): You called `setProps` on a ' + + 'component with a parent. This is an anti-pattern since props will ' + + 'get reactively updated when rendered. Instead, change the owner\'s ' + + '`render` method to pass the correct value as props to the component ' + + 'where it is created.' + ) : invariant(internalInstance._isTopLevel)); + + // Merge with the pending element if it exists, otherwise with existing + // element props. + var element = internalInstance._pendingElement || + internalInstance._currentElement; + var props = assign({}, element.props, partialProps); + internalInstance._pendingElement = ReactElement.cloneAndReplaceProps( + element, + props + ); + + enqueueUpdate(internalInstance); + }, + + /** + * Replaces all of the props. + * + * @param {ReactClass} publicInstance The instance that should rerender. + * @param {object} props New props. + * @internal + */ + enqueueReplaceProps: function(publicInstance, props) { + var internalInstance = getInternalInstanceReadyForUpdate( + publicInstance, + 'replaceProps' + ); + + if (!internalInstance) { + return; + } + + ("production" !== process.env.NODE_ENV ? invariant( + internalInstance._isTopLevel, + 'replaceProps(...): You called `replaceProps` on a ' + + 'component with a parent. This is an anti-pattern since props will ' + + 'get reactively updated when rendered. Instead, change the owner\'s ' + + '`render` method to pass the correct value as props to the component ' + + 'where it is created.' + ) : invariant(internalInstance._isTopLevel)); + + // Merge with the pending element if it exists, otherwise with existing + // element props. + var element = internalInstance._pendingElement || + internalInstance._currentElement; + internalInstance._pendingElement = ReactElement.cloneAndReplaceProps( + element, + props + ); + + enqueueUpdate(internalInstance); + }, + + enqueueElementInternal: function(internalInstance, newElement) { + internalInstance._pendingElement = newElement; + enqueueUpdate(internalInstance); + } + +}; + +module.exports = ReactUpdateQueue; + +}).call(this,require('_process')) + +},{"./Object.assign":69,"./ReactCurrentOwner":85,"./ReactElement":103,"./ReactInstanceMap":113,"./ReactLifeCycle":114,"./ReactUpdates":140,"./invariant":191,"./warning":212,"_process":1}],140:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactUpdates + */ + +'use strict'; + +var CallbackQueue = require("./CallbackQueue"); +var PooledClass = require("./PooledClass"); +var ReactCurrentOwner = require("./ReactCurrentOwner"); +var ReactPerf = require("./ReactPerf"); +var ReactReconciler = require("./ReactReconciler"); +var Transaction = require("./Transaction"); + +var assign = require("./Object.assign"); +var invariant = require("./invariant"); +var warning = require("./warning"); + +var dirtyComponents = []; +var asapCallbackQueue = CallbackQueue.getPooled(); +var asapEnqueued = false; + +var batchingStrategy = null; + +function ensureInjected() { + ("production" !== process.env.NODE_ENV ? invariant( + ReactUpdates.ReactReconcileTransaction && batchingStrategy, + 'ReactUpdates: must inject a reconcile transaction class and batching ' + + 'strategy' + ) : invariant(ReactUpdates.ReactReconcileTransaction && batchingStrategy)); +} + +var NESTED_UPDATES = { + initialize: function() { + this.dirtyComponentsLength = dirtyComponents.length; + }, + close: function() { + if (this.dirtyComponentsLength !== dirtyComponents.length) { + // Additional updates were enqueued by componentDidUpdate handlers or + // similar; before our own UPDATE_QUEUEING wrapper closes, we want to run + // these new updates so that if A's componentDidUpdate calls setState on + // B, B will update before the callback A's updater provided when calling + // setState. + dirtyComponents.splice(0, this.dirtyComponentsLength); + flushBatchedUpdates(); + } else { + dirtyComponents.length = 0; + } + } +}; + +var UPDATE_QUEUEING = { + initialize: function() { + this.callbackQueue.reset(); + }, + close: function() { + this.callbackQueue.notifyAll(); + } +}; + +var TRANSACTION_WRAPPERS = [NESTED_UPDATES, UPDATE_QUEUEING]; + +function ReactUpdatesFlushTransaction() { + this.reinitializeTransaction(); + this.dirtyComponentsLength = null; + this.callbackQueue = CallbackQueue.getPooled(); + this.reconcileTransaction = + ReactUpdates.ReactReconcileTransaction.getPooled(); +} + +assign( + ReactUpdatesFlushTransaction.prototype, + Transaction.Mixin, { + getTransactionWrappers: function() { + return TRANSACTION_WRAPPERS; + }, + + destructor: function() { + this.dirtyComponentsLength = null; + CallbackQueue.release(this.callbackQueue); + this.callbackQueue = null; + ReactUpdates.ReactReconcileTransaction.release(this.reconcileTransaction); + this.reconcileTransaction = null; + }, + + perform: function(method, scope, a) { + // Essentially calls `this.reconcileTransaction.perform(method, scope, a)` + // with this transaction's wrappers around it. + return Transaction.Mixin.perform.call( + this, + this.reconcileTransaction.perform, + this.reconcileTransaction, + method, + scope, + a + ); + } +}); + +PooledClass.addPoolingTo(ReactUpdatesFlushTransaction); + +function batchedUpdates(callback, a, b, c, d) { + ensureInjected(); + batchingStrategy.batchedUpdates(callback, a, b, c, d); +} + +/** + * Array comparator for ReactComponents by mount ordering. + * + * @param {ReactComponent} c1 first component you're comparing + * @param {ReactComponent} c2 second component you're comparing + * @return {number} Return value usable by Array.prototype.sort(). + */ +function mountOrderComparator(c1, c2) { + return c1._mountOrder - c2._mountOrder; +} + +function runBatchedUpdates(transaction) { + var len = transaction.dirtyComponentsLength; + ("production" !== process.env.NODE_ENV ? invariant( + len === dirtyComponents.length, + 'Expected flush transaction\'s stored dirty-components length (%s) to ' + + 'match dirty-components array length (%s).', + len, + dirtyComponents.length + ) : invariant(len === dirtyComponents.length)); + + // Since reconciling a component higher in the owner hierarchy usually (not + // always -- see shouldComponentUpdate()) will reconcile children, reconcile + // them before their children by sorting the array. + dirtyComponents.sort(mountOrderComparator); + + for (var i = 0; i < len; i++) { + // If a component is unmounted before pending changes apply, it will still + // be here, but we assume that it has cleared its _pendingCallbacks and + // that performUpdateIfNecessary is a noop. + var component = dirtyComponents[i]; + + // If performUpdateIfNecessary happens to enqueue any new updates, we + // shouldn't execute the callbacks until the next render happens, so + // stash the callbacks first + var callbacks = component._pendingCallbacks; + component._pendingCallbacks = null; + + ReactReconciler.performUpdateIfNecessary( + component, + transaction.reconcileTransaction + ); + + if (callbacks) { + for (var j = 0; j < callbacks.length; j++) { + transaction.callbackQueue.enqueue( + callbacks[j], + component.getPublicInstance() + ); + } + } + } +} + +var flushBatchedUpdates = function() { + // ReactUpdatesFlushTransaction's wrappers will clear the dirtyComponents + // array and perform any updates enqueued by mount-ready handlers (i.e., + // componentDidUpdate) but we need to check here too in order to catch + // updates enqueued by setState callbacks and asap calls. + while (dirtyComponents.length || asapEnqueued) { + if (dirtyComponents.length) { + var transaction = ReactUpdatesFlushTransaction.getPooled(); + transaction.perform(runBatchedUpdates, null, transaction); + ReactUpdatesFlushTransaction.release(transaction); + } + + if (asapEnqueued) { + asapEnqueued = false; + var queue = asapCallbackQueue; + asapCallbackQueue = CallbackQueue.getPooled(); + queue.notifyAll(); + CallbackQueue.release(queue); + } + } +}; +flushBatchedUpdates = ReactPerf.measure( + 'ReactUpdates', + 'flushBatchedUpdates', + flushBatchedUpdates +); + +/** + * Mark a component as needing a rerender, adding an optional callback to a + * list of functions which will be executed once the rerender occurs. + */ +function enqueueUpdate(component) { + ensureInjected(); + + // Various parts of our code (such as ReactCompositeComponent's + // _renderValidatedComponent) assume that calls to render aren't nested; + // verify that that's the case. (This is called by each top-level update + // function, like setProps, setState, forceUpdate, etc.; creation and + // destruction of top-level components is guarded in ReactMount.) + ("production" !== process.env.NODE_ENV ? warning( + ReactCurrentOwner.current == null, + 'enqueueUpdate(): Render methods should be a pure function of props ' + + 'and state; triggering nested component updates from render is not ' + + 'allowed. If necessary, trigger nested updates in ' + + 'componentDidUpdate.' + ) : null); + + if (!batchingStrategy.isBatchingUpdates) { + batchingStrategy.batchedUpdates(enqueueUpdate, component); + return; + } + + dirtyComponents.push(component); +} + +/** + * Enqueue a callback to be run at the end of the current batching cycle. Throws + * if no updates are currently being performed. + */ +function asap(callback, context) { + ("production" !== process.env.NODE_ENV ? invariant( + batchingStrategy.isBatchingUpdates, + 'ReactUpdates.asap: Can\'t enqueue an asap callback in a context where' + + 'updates are not being batched.' + ) : invariant(batchingStrategy.isBatchingUpdates)); + asapCallbackQueue.enqueue(callback, context); + asapEnqueued = true; +} + +var ReactUpdatesInjection = { + injectReconcileTransaction: function(ReconcileTransaction) { + ("production" !== process.env.NODE_ENV ? invariant( + ReconcileTransaction, + 'ReactUpdates: must provide a reconcile transaction class' + ) : invariant(ReconcileTransaction)); + ReactUpdates.ReactReconcileTransaction = ReconcileTransaction; + }, + + injectBatchingStrategy: function(_batchingStrategy) { + ("production" !== process.env.NODE_ENV ? invariant( + _batchingStrategy, + 'ReactUpdates: must provide a batching strategy' + ) : invariant(_batchingStrategy)); + ("production" !== process.env.NODE_ENV ? invariant( + typeof _batchingStrategy.batchedUpdates === 'function', + 'ReactUpdates: must provide a batchedUpdates() function' + ) : invariant(typeof _batchingStrategy.batchedUpdates === 'function')); + ("production" !== process.env.NODE_ENV ? invariant( + typeof _batchingStrategy.isBatchingUpdates === 'boolean', + 'ReactUpdates: must provide an isBatchingUpdates boolean attribute' + ) : invariant(typeof _batchingStrategy.isBatchingUpdates === 'boolean')); + batchingStrategy = _batchingStrategy; + } +}; + +var ReactUpdates = { + /** + * React references `ReactReconcileTransaction` using this property in order + * to allow dependency injection. + * + * @internal + */ + ReactReconcileTransaction: null, + + batchedUpdates: batchedUpdates, + enqueueUpdate: enqueueUpdate, + flushBatchedUpdates: flushBatchedUpdates, + injection: ReactUpdatesInjection, + asap: asap +}; + +module.exports = ReactUpdates; + +}).call(this,require('_process')) + +},{"./CallbackQueue":47,"./Object.assign":69,"./PooledClass":70,"./ReactCurrentOwner":85,"./ReactPerf":122,"./ReactReconciler":129,"./Transaction":157,"./invariant":191,"./warning":212,"_process":1}],141:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ReactWithAddons + */ + +/** + * This module exists purely in the open source project, and is meant as a way + * to create a separate standalone build of React. This build has "addons", or + * functionality we've built and think might be useful but doesn't have a good + * place to live inside React core. + */ + +'use strict'; + +var LinkedStateMixin = require("./LinkedStateMixin"); +var React = require("./React"); +var ReactComponentWithPureRenderMixin = + require("./ReactComponentWithPureRenderMixin"); +var ReactCSSTransitionGroup = require("./ReactCSSTransitionGroup"); +var ReactFragment = require("./ReactFragment"); +var ReactTransitionGroup = require("./ReactTransitionGroup"); +var ReactUpdates = require("./ReactUpdates"); + +var cx = require("./cx"); +var cloneWithProps = require("./cloneWithProps"); +var update = require("./update"); + +React.addons = { + CSSTransitionGroup: ReactCSSTransitionGroup, + LinkedStateMixin: LinkedStateMixin, + PureRenderMixin: ReactComponentWithPureRenderMixin, + TransitionGroup: ReactTransitionGroup, + + batchedUpdates: ReactUpdates.batchedUpdates, + classSet: cx, + cloneWithProps: cloneWithProps, + createFragment: ReactFragment.create, + update: update +}; + +if ("production" !== process.env.NODE_ENV) { + React.addons.Perf = require("./ReactDefaultPerf"); + React.addons.TestUtils = require("./ReactTestUtils"); +} + +module.exports = React; + +}).call(this,require('_process')) + +},{"./LinkedStateMixin":65,"./React":71,"./ReactCSSTransitionGroup":74,"./ReactComponentWithPureRenderMixin":82,"./ReactDefaultPerf":101,"./ReactFragment":109,"./ReactTestUtils":135,"./ReactTransitionGroup":138,"./ReactUpdates":140,"./cloneWithProps":163,"./cx":168,"./update":211,"_process":1}],142:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule SVGDOMPropertyConfig + */ + +/*jslint bitwise: true*/ + +'use strict'; + +var DOMProperty = require("./DOMProperty"); + +var MUST_USE_ATTRIBUTE = DOMProperty.injection.MUST_USE_ATTRIBUTE; + +var SVGDOMPropertyConfig = { + Properties: { + clipPath: MUST_USE_ATTRIBUTE, + cx: MUST_USE_ATTRIBUTE, + cy: MUST_USE_ATTRIBUTE, + d: MUST_USE_ATTRIBUTE, + dx: MUST_USE_ATTRIBUTE, + dy: MUST_USE_ATTRIBUTE, + fill: MUST_USE_ATTRIBUTE, + fillOpacity: MUST_USE_ATTRIBUTE, + fontFamily: MUST_USE_ATTRIBUTE, + fontSize: MUST_USE_ATTRIBUTE, + fx: MUST_USE_ATTRIBUTE, + fy: MUST_USE_ATTRIBUTE, + gradientTransform: MUST_USE_ATTRIBUTE, + gradientUnits: MUST_USE_ATTRIBUTE, + markerEnd: MUST_USE_ATTRIBUTE, + markerMid: MUST_USE_ATTRIBUTE, + markerStart: MUST_USE_ATTRIBUTE, + offset: MUST_USE_ATTRIBUTE, + opacity: MUST_USE_ATTRIBUTE, + patternContentUnits: MUST_USE_ATTRIBUTE, + patternUnits: MUST_USE_ATTRIBUTE, + points: MUST_USE_ATTRIBUTE, + preserveAspectRatio: MUST_USE_ATTRIBUTE, + r: MUST_USE_ATTRIBUTE, + rx: MUST_USE_ATTRIBUTE, + ry: MUST_USE_ATTRIBUTE, + spreadMethod: MUST_USE_ATTRIBUTE, + stopColor: MUST_USE_ATTRIBUTE, + stopOpacity: MUST_USE_ATTRIBUTE, + stroke: MUST_USE_ATTRIBUTE, + strokeDasharray: MUST_USE_ATTRIBUTE, + strokeLinecap: MUST_USE_ATTRIBUTE, + strokeOpacity: MUST_USE_ATTRIBUTE, + strokeWidth: MUST_USE_ATTRIBUTE, + textAnchor: MUST_USE_ATTRIBUTE, + transform: MUST_USE_ATTRIBUTE, + version: MUST_USE_ATTRIBUTE, + viewBox: MUST_USE_ATTRIBUTE, + x1: MUST_USE_ATTRIBUTE, + x2: MUST_USE_ATTRIBUTE, + x: MUST_USE_ATTRIBUTE, + y1: MUST_USE_ATTRIBUTE, + y2: MUST_USE_ATTRIBUTE, + y: MUST_USE_ATTRIBUTE + }, + DOMAttributeNames: { + clipPath: 'clip-path', + fillOpacity: 'fill-opacity', + fontFamily: 'font-family', + fontSize: 'font-size', + gradientTransform: 'gradientTransform', + gradientUnits: 'gradientUnits', + markerEnd: 'marker-end', + markerMid: 'marker-mid', + markerStart: 'marker-start', + patternContentUnits: 'patternContentUnits', + patternUnits: 'patternUnits', + preserveAspectRatio: 'preserveAspectRatio', + spreadMethod: 'spreadMethod', + stopColor: 'stop-color', + stopOpacity: 'stop-opacity', + strokeDasharray: 'stroke-dasharray', + strokeLinecap: 'stroke-linecap', + strokeOpacity: 'stroke-opacity', + strokeWidth: 'stroke-width', + textAnchor: 'text-anchor', + viewBox: 'viewBox' + } +}; + +module.exports = SVGDOMPropertyConfig; + +},{"./DOMProperty":51}],143:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule SelectEventPlugin + */ + +'use strict'; + +var EventConstants = require("./EventConstants"); +var EventPropagators = require("./EventPropagators"); +var ReactInputSelection = require("./ReactInputSelection"); +var SyntheticEvent = require("./SyntheticEvent"); + +var getActiveElement = require("./getActiveElement"); +var isTextInputElement = require("./isTextInputElement"); +var keyOf = require("./keyOf"); +var shallowEqual = require("./shallowEqual"); + +var topLevelTypes = EventConstants.topLevelTypes; + +var eventTypes = { + select: { + phasedRegistrationNames: { + bubbled: keyOf({onSelect: null}), + captured: keyOf({onSelectCapture: null}) + }, + dependencies: [ + topLevelTypes.topBlur, + topLevelTypes.topContextMenu, + topLevelTypes.topFocus, + topLevelTypes.topKeyDown, + topLevelTypes.topMouseDown, + topLevelTypes.topMouseUp, + topLevelTypes.topSelectionChange + ] + } +}; + +var activeElement = null; +var activeElementID = null; +var lastSelection = null; +var mouseDown = false; + +/** + * Get an object which is a unique representation of the current selection. + * + * The return value will not be consistent across nodes or browsers, but + * two identical selections on the same node will return identical objects. + * + * @param {DOMElement} node + * @param {object} + */ +function getSelection(node) { + if ('selectionStart' in node && + ReactInputSelection.hasSelectionCapabilities(node)) { + return { + start: node.selectionStart, + end: node.selectionEnd + }; + } else if (window.getSelection) { + var selection = window.getSelection(); + return { + anchorNode: selection.anchorNode, + anchorOffset: selection.anchorOffset, + focusNode: selection.focusNode, + focusOffset: selection.focusOffset + }; + } else if (document.selection) { + var range = document.selection.createRange(); + return { + parentElement: range.parentElement(), + text: range.text, + top: range.boundingTop, + left: range.boundingLeft + }; + } +} + +/** + * Poll selection to see whether it's changed. + * + * @param {object} nativeEvent + * @return {?SyntheticEvent} + */ +function constructSelectEvent(nativeEvent) { + // Ensure we have the right element, and that the user is not dragging a + // selection (this matches native `select` event behavior). In HTML5, select + // fires only on input and textarea thus if there's no focused element we + // won't dispatch. + if (mouseDown || + activeElement == null || + activeElement !== getActiveElement()) { + return null; + } + + // Only fire when selection has actually changed. + var currentSelection = getSelection(activeElement); + if (!lastSelection || !shallowEqual(lastSelection, currentSelection)) { + lastSelection = currentSelection; + + var syntheticEvent = SyntheticEvent.getPooled( + eventTypes.select, + activeElementID, + nativeEvent + ); + + syntheticEvent.type = 'select'; + syntheticEvent.target = activeElement; + + EventPropagators.accumulateTwoPhaseDispatches(syntheticEvent); + + return syntheticEvent; + } +} + +/** + * This plugin creates an `onSelect` event that normalizes select events + * across form elements. + * + * Supported elements are: + * - input (see `isTextInputElement`) + * - textarea + * - contentEditable + * + * This differs from native browser implementations in the following ways: + * - Fires on contentEditable fields as well as inputs. + * - Fires for collapsed selection. + * - Fires after user input. + */ +var SelectEventPlugin = { + + eventTypes: eventTypes, + + /** + * @param {string} topLevelType Record from `EventConstants`. + * @param {DOMEventTarget} topLevelTarget The listening component root node. + * @param {string} topLevelTargetID ID of `topLevelTarget`. + * @param {object} nativeEvent Native browser event. + * @return {*} An accumulation of synthetic events. + * @see {EventPluginHub.extractEvents} + */ + extractEvents: function( + topLevelType, + topLevelTarget, + topLevelTargetID, + nativeEvent) { + + switch (topLevelType) { + // Track the input node that has focus. + case topLevelTypes.topFocus: + if (isTextInputElement(topLevelTarget) || + topLevelTarget.contentEditable === 'true') { + activeElement = topLevelTarget; + activeElementID = topLevelTargetID; + lastSelection = null; + } + break; + case topLevelTypes.topBlur: + activeElement = null; + activeElementID = null; + lastSelection = null; + break; + + // Don't fire the event while the user is dragging. This matches the + // semantics of the native select event. + case topLevelTypes.topMouseDown: + mouseDown = true; + break; + case topLevelTypes.topContextMenu: + case topLevelTypes.topMouseUp: + mouseDown = false; + return constructSelectEvent(nativeEvent); + + // Chrome and IE fire non-standard event when selection is changed (and + // sometimes when it hasn't). + // Firefox doesn't support selectionchange, so check selection status + // after each key entry. The selection changes after keydown and before + // keyup, but we check on keydown as well in the case of holding down a + // key, when multiple keydown events are fired but only one keyup is. + case topLevelTypes.topSelectionChange: + case topLevelTypes.topKeyDown: + case topLevelTypes.topKeyUp: + return constructSelectEvent(nativeEvent); + } + } +}; + +module.exports = SelectEventPlugin; + +},{"./EventConstants":56,"./EventPropagators":61,"./ReactInputSelection":111,"./SyntheticEvent":149,"./getActiveElement":177,"./isTextInputElement":194,"./keyOf":198,"./shallowEqual":207}],144:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ServerReactRootIndex + * @typechecks + */ + +'use strict'; + +/** + * Size of the reactRoot ID space. We generate random numbers for React root + * IDs and if there's a collision the events and DOM update system will + * get confused. In the future we need a way to generate GUIDs but for + * now this will work on a smaller scale. + */ +var GLOBAL_MOUNT_POINT_MAX = Math.pow(2, 53); + +var ServerReactRootIndex = { + createReactRootIndex: function() { + return Math.ceil(Math.random() * GLOBAL_MOUNT_POINT_MAX); + } +}; + +module.exports = ServerReactRootIndex; + +},{}],145:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule SimpleEventPlugin + */ + +'use strict'; + +var EventConstants = require("./EventConstants"); +var EventPluginUtils = require("./EventPluginUtils"); +var EventPropagators = require("./EventPropagators"); +var SyntheticClipboardEvent = require("./SyntheticClipboardEvent"); +var SyntheticEvent = require("./SyntheticEvent"); +var SyntheticFocusEvent = require("./SyntheticFocusEvent"); +var SyntheticKeyboardEvent = require("./SyntheticKeyboardEvent"); +var SyntheticMouseEvent = require("./SyntheticMouseEvent"); +var SyntheticDragEvent = require("./SyntheticDragEvent"); +var SyntheticTouchEvent = require("./SyntheticTouchEvent"); +var SyntheticUIEvent = require("./SyntheticUIEvent"); +var SyntheticWheelEvent = require("./SyntheticWheelEvent"); + +var getEventCharCode = require("./getEventCharCode"); + +var invariant = require("./invariant"); +var keyOf = require("./keyOf"); +var warning = require("./warning"); + +var topLevelTypes = EventConstants.topLevelTypes; + +var eventTypes = { + blur: { + phasedRegistrationNames: { + bubbled: keyOf({onBlur: true}), + captured: keyOf({onBlurCapture: true}) + } + }, + click: { + phasedRegistrationNames: { + bubbled: keyOf({onClick: true}), + captured: keyOf({onClickCapture: true}) + } + }, + contextMenu: { + phasedRegistrationNames: { + bubbled: keyOf({onContextMenu: true}), + captured: keyOf({onContextMenuCapture: true}) + } + }, + copy: { + phasedRegistrationNames: { + bubbled: keyOf({onCopy: true}), + captured: keyOf({onCopyCapture: true}) + } + }, + cut: { + phasedRegistrationNames: { + bubbled: keyOf({onCut: true}), + captured: keyOf({onCutCapture: true}) + } + }, + doubleClick: { + phasedRegistrationNames: { + bubbled: keyOf({onDoubleClick: true}), + captured: keyOf({onDoubleClickCapture: true}) + } + }, + drag: { + phasedRegistrationNames: { + bubbled: keyOf({onDrag: true}), + captured: keyOf({onDragCapture: true}) + } + }, + dragEnd: { + phasedRegistrationNames: { + bubbled: keyOf({onDragEnd: true}), + captured: keyOf({onDragEndCapture: true}) + } + }, + dragEnter: { + phasedRegistrationNames: { + bubbled: keyOf({onDragEnter: true}), + captured: keyOf({onDragEnterCapture: true}) + } + }, + dragExit: { + phasedRegistrationNames: { + bubbled: keyOf({onDragExit: true}), + captured: keyOf({onDragExitCapture: true}) + } + }, + dragLeave: { + phasedRegistrationNames: { + bubbled: keyOf({onDragLeave: true}), + captured: keyOf({onDragLeaveCapture: true}) + } + }, + dragOver: { + phasedRegistrationNames: { + bubbled: keyOf({onDragOver: true}), + captured: keyOf({onDragOverCapture: true}) + } + }, + dragStart: { + phasedRegistrationNames: { + bubbled: keyOf({onDragStart: true}), + captured: keyOf({onDragStartCapture: true}) + } + }, + drop: { + phasedRegistrationNames: { + bubbled: keyOf({onDrop: true}), + captured: keyOf({onDropCapture: true}) + } + }, + focus: { + phasedRegistrationNames: { + bubbled: keyOf({onFocus: true}), + captured: keyOf({onFocusCapture: true}) + } + }, + input: { + phasedRegistrationNames: { + bubbled: keyOf({onInput: true}), + captured: keyOf({onInputCapture: true}) + } + }, + keyDown: { + phasedRegistrationNames: { + bubbled: keyOf({onKeyDown: true}), + captured: keyOf({onKeyDownCapture: true}) + } + }, + keyPress: { + phasedRegistrationNames: { + bubbled: keyOf({onKeyPress: true}), + captured: keyOf({onKeyPressCapture: true}) + } + }, + keyUp: { + phasedRegistrationNames: { + bubbled: keyOf({onKeyUp: true}), + captured: keyOf({onKeyUpCapture: true}) + } + }, + load: { + phasedRegistrationNames: { + bubbled: keyOf({onLoad: true}), + captured: keyOf({onLoadCapture: true}) + } + }, + error: { + phasedRegistrationNames: { + bubbled: keyOf({onError: true}), + captured: keyOf({onErrorCapture: true}) + } + }, + // Note: We do not allow listening to mouseOver events. Instead, use the + // onMouseEnter/onMouseLeave created by `EnterLeaveEventPlugin`. + mouseDown: { + phasedRegistrationNames: { + bubbled: keyOf({onMouseDown: true}), + captured: keyOf({onMouseDownCapture: true}) + } + }, + mouseMove: { + phasedRegistrationNames: { + bubbled: keyOf({onMouseMove: true}), + captured: keyOf({onMouseMoveCapture: true}) + } + }, + mouseOut: { + phasedRegistrationNames: { + bubbled: keyOf({onMouseOut: true}), + captured: keyOf({onMouseOutCapture: true}) + } + }, + mouseOver: { + phasedRegistrationNames: { + bubbled: keyOf({onMouseOver: true}), + captured: keyOf({onMouseOverCapture: true}) + } + }, + mouseUp: { + phasedRegistrationNames: { + bubbled: keyOf({onMouseUp: true}), + captured: keyOf({onMouseUpCapture: true}) + } + }, + paste: { + phasedRegistrationNames: { + bubbled: keyOf({onPaste: true}), + captured: keyOf({onPasteCapture: true}) + } + }, + reset: { + phasedRegistrationNames: { + bubbled: keyOf({onReset: true}), + captured: keyOf({onResetCapture: true}) + } + }, + scroll: { + phasedRegistrationNames: { + bubbled: keyOf({onScroll: true}), + captured: keyOf({onScrollCapture: true}) + } + }, + submit: { + phasedRegistrationNames: { + bubbled: keyOf({onSubmit: true}), + captured: keyOf({onSubmitCapture: true}) + } + }, + touchCancel: { + phasedRegistrationNames: { + bubbled: keyOf({onTouchCancel: true}), + captured: keyOf({onTouchCancelCapture: true}) + } + }, + touchEnd: { + phasedRegistrationNames: { + bubbled: keyOf({onTouchEnd: true}), + captured: keyOf({onTouchEndCapture: true}) + } + }, + touchMove: { + phasedRegistrationNames: { + bubbled: keyOf({onTouchMove: true}), + captured: keyOf({onTouchMoveCapture: true}) + } + }, + touchStart: { + phasedRegistrationNames: { + bubbled: keyOf({onTouchStart: true}), + captured: keyOf({onTouchStartCapture: true}) + } + }, + wheel: { + phasedRegistrationNames: { + bubbled: keyOf({onWheel: true}), + captured: keyOf({onWheelCapture: true}) + } + } +}; + +var topLevelEventsToDispatchConfig = { + topBlur: eventTypes.blur, + topClick: eventTypes.click, + topContextMenu: eventTypes.contextMenu, + topCopy: eventTypes.copy, + topCut: eventTypes.cut, + topDoubleClick: eventTypes.doubleClick, + topDrag: eventTypes.drag, + topDragEnd: eventTypes.dragEnd, + topDragEnter: eventTypes.dragEnter, + topDragExit: eventTypes.dragExit, + topDragLeave: eventTypes.dragLeave, + topDragOver: eventTypes.dragOver, + topDragStart: eventTypes.dragStart, + topDrop: eventTypes.drop, + topError: eventTypes.error, + topFocus: eventTypes.focus, + topInput: eventTypes.input, + topKeyDown: eventTypes.keyDown, + topKeyPress: eventTypes.keyPress, + topKeyUp: eventTypes.keyUp, + topLoad: eventTypes.load, + topMouseDown: eventTypes.mouseDown, + topMouseMove: eventTypes.mouseMove, + topMouseOut: eventTypes.mouseOut, + topMouseOver: eventTypes.mouseOver, + topMouseUp: eventTypes.mouseUp, + topPaste: eventTypes.paste, + topReset: eventTypes.reset, + topScroll: eventTypes.scroll, + topSubmit: eventTypes.submit, + topTouchCancel: eventTypes.touchCancel, + topTouchEnd: eventTypes.touchEnd, + topTouchMove: eventTypes.touchMove, + topTouchStart: eventTypes.touchStart, + topWheel: eventTypes.wheel +}; + +for (var type in topLevelEventsToDispatchConfig) { + topLevelEventsToDispatchConfig[type].dependencies = [type]; +} + +var SimpleEventPlugin = { + + eventTypes: eventTypes, + + /** + * Same as the default implementation, except cancels the event when return + * value is false. This behavior will be disabled in a future release. + * + * @param {object} Event to be dispatched. + * @param {function} Application-level callback. + * @param {string} domID DOM ID to pass to the callback. + */ + executeDispatch: function(event, listener, domID) { + var returnValue = EventPluginUtils.executeDispatch(event, listener, domID); + + ("production" !== process.env.NODE_ENV ? warning( + typeof returnValue !== 'boolean', + 'Returning `false` from an event handler is deprecated and will be ' + + 'ignored in a future release. Instead, manually call ' + + 'e.stopPropagation() or e.preventDefault(), as appropriate.' + ) : null); + + if (returnValue === false) { + event.stopPropagation(); + event.preventDefault(); + } + }, + + /** + * @param {string} topLevelType Record from `EventConstants`. + * @param {DOMEventTarget} topLevelTarget The listening component root node. + * @param {string} topLevelTargetID ID of `topLevelTarget`. + * @param {object} nativeEvent Native browser event. + * @return {*} An accumulation of synthetic events. + * @see {EventPluginHub.extractEvents} + */ + extractEvents: function( + topLevelType, + topLevelTarget, + topLevelTargetID, + nativeEvent) { + var dispatchConfig = topLevelEventsToDispatchConfig[topLevelType]; + if (!dispatchConfig) { + return null; + } + var EventConstructor; + switch (topLevelType) { + case topLevelTypes.topInput: + case topLevelTypes.topLoad: + case topLevelTypes.topError: + case topLevelTypes.topReset: + case topLevelTypes.topSubmit: + // HTML Events + // @see http://www.w3.org/TR/html5/index.html#events-0 + EventConstructor = SyntheticEvent; + break; + case topLevelTypes.topKeyPress: + // FireFox creates a keypress event for function keys too. This removes + // the unwanted keypress events. Enter is however both printable and + // non-printable. One would expect Tab to be as well (but it isn't). + if (getEventCharCode(nativeEvent) === 0) { + return null; + } + /* falls through */ + case topLevelTypes.topKeyDown: + case topLevelTypes.topKeyUp: + EventConstructor = SyntheticKeyboardEvent; + break; + case topLevelTypes.topBlur: + case topLevelTypes.topFocus: + EventConstructor = SyntheticFocusEvent; + break; + case topLevelTypes.topClick: + // Firefox creates a click event on right mouse clicks. This removes the + // unwanted click events. + if (nativeEvent.button === 2) { + return null; + } + /* falls through */ + case topLevelTypes.topContextMenu: + case topLevelTypes.topDoubleClick: + case topLevelTypes.topMouseDown: + case topLevelTypes.topMouseMove: + case topLevelTypes.topMouseOut: + case topLevelTypes.topMouseOver: + case topLevelTypes.topMouseUp: + EventConstructor = SyntheticMouseEvent; + break; + case topLevelTypes.topDrag: + case topLevelTypes.topDragEnd: + case topLevelTypes.topDragEnter: + case topLevelTypes.topDragExit: + case topLevelTypes.topDragLeave: + case topLevelTypes.topDragOver: + case topLevelTypes.topDragStart: + case topLevelTypes.topDrop: + EventConstructor = SyntheticDragEvent; + break; + case topLevelTypes.topTouchCancel: + case topLevelTypes.topTouchEnd: + case topLevelTypes.topTouchMove: + case topLevelTypes.topTouchStart: + EventConstructor = SyntheticTouchEvent; + break; + case topLevelTypes.topScroll: + EventConstructor = SyntheticUIEvent; + break; + case topLevelTypes.topWheel: + EventConstructor = SyntheticWheelEvent; + break; + case topLevelTypes.topCopy: + case topLevelTypes.topCut: + case topLevelTypes.topPaste: + EventConstructor = SyntheticClipboardEvent; + break; + } + ("production" !== process.env.NODE_ENV ? invariant( + EventConstructor, + 'SimpleEventPlugin: Unhandled event type, `%s`.', + topLevelType + ) : invariant(EventConstructor)); + var event = EventConstructor.getPooled( + dispatchConfig, + topLevelTargetID, + nativeEvent + ); + EventPropagators.accumulateTwoPhaseDispatches(event); + return event; + } + +}; + +module.exports = SimpleEventPlugin; + +}).call(this,require('_process')) + +},{"./EventConstants":56,"./EventPluginUtils":60,"./EventPropagators":61,"./SyntheticClipboardEvent":146,"./SyntheticDragEvent":148,"./SyntheticEvent":149,"./SyntheticFocusEvent":150,"./SyntheticKeyboardEvent":152,"./SyntheticMouseEvent":153,"./SyntheticTouchEvent":154,"./SyntheticUIEvent":155,"./SyntheticWheelEvent":156,"./getEventCharCode":178,"./invariant":191,"./keyOf":198,"./warning":212,"_process":1}],146:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule SyntheticClipboardEvent + * @typechecks static-only + */ + +'use strict'; + +var SyntheticEvent = require("./SyntheticEvent"); + +/** + * @interface Event + * @see http://www.w3.org/TR/clipboard-apis/ + */ +var ClipboardEventInterface = { + clipboardData: function(event) { + return ( + 'clipboardData' in event ? + event.clipboardData : + window.clipboardData + ); + } +}; + +/** + * @param {object} dispatchConfig Configuration used to dispatch this event. + * @param {string} dispatchMarker Marker identifying the event target. + * @param {object} nativeEvent Native browser event. + * @extends {SyntheticUIEvent} + */ +function SyntheticClipboardEvent(dispatchConfig, dispatchMarker, nativeEvent) { + SyntheticEvent.call(this, dispatchConfig, dispatchMarker, nativeEvent); +} + +SyntheticEvent.augmentClass(SyntheticClipboardEvent, ClipboardEventInterface); + +module.exports = SyntheticClipboardEvent; + +},{"./SyntheticEvent":149}],147:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule SyntheticCompositionEvent + * @typechecks static-only + */ + +'use strict'; + +var SyntheticEvent = require("./SyntheticEvent"); + +/** + * @interface Event + * @see http://www.w3.org/TR/DOM-Level-3-Events/#events-compositionevents + */ +var CompositionEventInterface = { + data: null +}; + +/** + * @param {object} dispatchConfig Configuration used to dispatch this event. + * @param {string} dispatchMarker Marker identifying the event target. + * @param {object} nativeEvent Native browser event. + * @extends {SyntheticUIEvent} + */ +function SyntheticCompositionEvent( + dispatchConfig, + dispatchMarker, + nativeEvent) { + SyntheticEvent.call(this, dispatchConfig, dispatchMarker, nativeEvent); +} + +SyntheticEvent.augmentClass( + SyntheticCompositionEvent, + CompositionEventInterface +); + +module.exports = SyntheticCompositionEvent; + +},{"./SyntheticEvent":149}],148:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule SyntheticDragEvent + * @typechecks static-only + */ + +'use strict'; + +var SyntheticMouseEvent = require("./SyntheticMouseEvent"); + +/** + * @interface DragEvent + * @see http://www.w3.org/TR/DOM-Level-3-Events/ + */ +var DragEventInterface = { + dataTransfer: null +}; + +/** + * @param {object} dispatchConfig Configuration used to dispatch this event. + * @param {string} dispatchMarker Marker identifying the event target. + * @param {object} nativeEvent Native browser event. + * @extends {SyntheticUIEvent} + */ +function SyntheticDragEvent(dispatchConfig, dispatchMarker, nativeEvent) { + SyntheticMouseEvent.call(this, dispatchConfig, dispatchMarker, nativeEvent); +} + +SyntheticMouseEvent.augmentClass(SyntheticDragEvent, DragEventInterface); + +module.exports = SyntheticDragEvent; + +},{"./SyntheticMouseEvent":153}],149:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule SyntheticEvent + * @typechecks static-only + */ + +'use strict'; + +var PooledClass = require("./PooledClass"); + +var assign = require("./Object.assign"); +var emptyFunction = require("./emptyFunction"); +var getEventTarget = require("./getEventTarget"); + +/** + * @interface Event + * @see http://www.w3.org/TR/DOM-Level-3-Events/ + */ +var EventInterface = { + type: null, + target: getEventTarget, + // currentTarget is set when dispatching; no use in copying it here + currentTarget: emptyFunction.thatReturnsNull, + eventPhase: null, + bubbles: null, + cancelable: null, + timeStamp: function(event) { + return event.timeStamp || Date.now(); + }, + defaultPrevented: null, + isTrusted: null +}; + +/** + * Synthetic events are dispatched by event plugins, typically in response to a + * top-level event delegation handler. + * + * These systems should generally use pooling to reduce the frequency of garbage + * collection. The system should check `isPersistent` to determine whether the + * event should be released into the pool after being dispatched. Users that + * need a persisted event should invoke `persist`. + * + * Synthetic events (and subclasses) implement the DOM Level 3 Events API by + * normalizing browser quirks. Subclasses do not necessarily have to implement a + * DOM interface; custom application-specific events can also subclass this. + * + * @param {object} dispatchConfig Configuration used to dispatch this event. + * @param {string} dispatchMarker Marker identifying the event target. + * @param {object} nativeEvent Native browser event. + */ +function SyntheticEvent(dispatchConfig, dispatchMarker, nativeEvent) { + this.dispatchConfig = dispatchConfig; + this.dispatchMarker = dispatchMarker; + this.nativeEvent = nativeEvent; + + var Interface = this.constructor.Interface; + for (var propName in Interface) { + if (!Interface.hasOwnProperty(propName)) { + continue; + } + var normalize = Interface[propName]; + if (normalize) { + this[propName] = normalize(nativeEvent); + } else { + this[propName] = nativeEvent[propName]; + } + } + + var defaultPrevented = nativeEvent.defaultPrevented != null ? + nativeEvent.defaultPrevented : + nativeEvent.returnValue === false; + if (defaultPrevented) { + this.isDefaultPrevented = emptyFunction.thatReturnsTrue; + } else { + this.isDefaultPrevented = emptyFunction.thatReturnsFalse; + } + this.isPropagationStopped = emptyFunction.thatReturnsFalse; +} + +assign(SyntheticEvent.prototype, { + + preventDefault: function() { + this.defaultPrevented = true; + var event = this.nativeEvent; + if (event.preventDefault) { + event.preventDefault(); + } else { + event.returnValue = false; + } + this.isDefaultPrevented = emptyFunction.thatReturnsTrue; + }, + + stopPropagation: function() { + var event = this.nativeEvent; + if (event.stopPropagation) { + event.stopPropagation(); + } else { + event.cancelBubble = true; + } + this.isPropagationStopped = emptyFunction.thatReturnsTrue; + }, + + /** + * We release all dispatched `SyntheticEvent`s after each event loop, adding + * them back into the pool. This allows a way to hold onto a reference that + * won't be added back into the pool. + */ + persist: function() { + this.isPersistent = emptyFunction.thatReturnsTrue; + }, + + /** + * Checks if this event should be released back into the pool. + * + * @return {boolean} True if this should not be released, false otherwise. + */ + isPersistent: emptyFunction.thatReturnsFalse, + + /** + * `PooledClass` looks for `destructor` on each instance it releases. + */ + destructor: function() { + var Interface = this.constructor.Interface; + for (var propName in Interface) { + this[propName] = null; + } + this.dispatchConfig = null; + this.dispatchMarker = null; + this.nativeEvent = null; + } + +}); + +SyntheticEvent.Interface = EventInterface; + +/** + * Helper to reduce boilerplate when creating subclasses. + * + * @param {function} Class + * @param {?object} Interface + */ +SyntheticEvent.augmentClass = function(Class, Interface) { + var Super = this; + + var prototype = Object.create(Super.prototype); + assign(prototype, Class.prototype); + Class.prototype = prototype; + Class.prototype.constructor = Class; + + Class.Interface = assign({}, Super.Interface, Interface); + Class.augmentClass = Super.augmentClass; + + PooledClass.addPoolingTo(Class, PooledClass.threeArgumentPooler); +}; + +PooledClass.addPoolingTo(SyntheticEvent, PooledClass.threeArgumentPooler); + +module.exports = SyntheticEvent; + +},{"./Object.assign":69,"./PooledClass":70,"./emptyFunction":170,"./getEventTarget":181}],150:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule SyntheticFocusEvent + * @typechecks static-only + */ + +'use strict'; + +var SyntheticUIEvent = require("./SyntheticUIEvent"); + +/** + * @interface FocusEvent + * @see http://www.w3.org/TR/DOM-Level-3-Events/ + */ +var FocusEventInterface = { + relatedTarget: null +}; + +/** + * @param {object} dispatchConfig Configuration used to dispatch this event. + * @param {string} dispatchMarker Marker identifying the event target. + * @param {object} nativeEvent Native browser event. + * @extends {SyntheticUIEvent} + */ +function SyntheticFocusEvent(dispatchConfig, dispatchMarker, nativeEvent) { + SyntheticUIEvent.call(this, dispatchConfig, dispatchMarker, nativeEvent); +} + +SyntheticUIEvent.augmentClass(SyntheticFocusEvent, FocusEventInterface); + +module.exports = SyntheticFocusEvent; + +},{"./SyntheticUIEvent":155}],151:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule SyntheticInputEvent + * @typechecks static-only + */ + +'use strict'; + +var SyntheticEvent = require("./SyntheticEvent"); + +/** + * @interface Event + * @see http://www.w3.org/TR/2013/WD-DOM-Level-3-Events-20131105 + * /#events-inputevents + */ +var InputEventInterface = { + data: null +}; + +/** + * @param {object} dispatchConfig Configuration used to dispatch this event. + * @param {string} dispatchMarker Marker identifying the event target. + * @param {object} nativeEvent Native browser event. + * @extends {SyntheticUIEvent} + */ +function SyntheticInputEvent( + dispatchConfig, + dispatchMarker, + nativeEvent) { + SyntheticEvent.call(this, dispatchConfig, dispatchMarker, nativeEvent); +} + +SyntheticEvent.augmentClass( + SyntheticInputEvent, + InputEventInterface +); + +module.exports = SyntheticInputEvent; + +},{"./SyntheticEvent":149}],152:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule SyntheticKeyboardEvent + * @typechecks static-only + */ + +'use strict'; + +var SyntheticUIEvent = require("./SyntheticUIEvent"); + +var getEventCharCode = require("./getEventCharCode"); +var getEventKey = require("./getEventKey"); +var getEventModifierState = require("./getEventModifierState"); + +/** + * @interface KeyboardEvent + * @see http://www.w3.org/TR/DOM-Level-3-Events/ + */ +var KeyboardEventInterface = { + key: getEventKey, + location: null, + ctrlKey: null, + shiftKey: null, + altKey: null, + metaKey: null, + repeat: null, + locale: null, + getModifierState: getEventModifierState, + // Legacy Interface + charCode: function(event) { + // `charCode` is the result of a KeyPress event and represents the value of + // the actual printable character. + + // KeyPress is deprecated, but its replacement is not yet final and not + // implemented in any major browser. Only KeyPress has charCode. + if (event.type === 'keypress') { + return getEventCharCode(event); + } + return 0; + }, + keyCode: function(event) { + // `keyCode` is the result of a KeyDown/Up event and represents the value of + // physical keyboard key. + + // The actual meaning of the value depends on the users' keyboard layout + // which cannot be detected. Assuming that it is a US keyboard layout + // provides a surprisingly accurate mapping for US and European users. + // Due to this, it is left to the user to implement at this time. + if (event.type === 'keydown' || event.type === 'keyup') { + return event.keyCode; + } + return 0; + }, + which: function(event) { + // `which` is an alias for either `keyCode` or `charCode` depending on the + // type of the event. + if (event.type === 'keypress') { + return getEventCharCode(event); + } + if (event.type === 'keydown' || event.type === 'keyup') { + return event.keyCode; + } + return 0; + } +}; + +/** + * @param {object} dispatchConfig Configuration used to dispatch this event. + * @param {string} dispatchMarker Marker identifying the event target. + * @param {object} nativeEvent Native browser event. + * @extends {SyntheticUIEvent} + */ +function SyntheticKeyboardEvent(dispatchConfig, dispatchMarker, nativeEvent) { + SyntheticUIEvent.call(this, dispatchConfig, dispatchMarker, nativeEvent); +} + +SyntheticUIEvent.augmentClass(SyntheticKeyboardEvent, KeyboardEventInterface); + +module.exports = SyntheticKeyboardEvent; + +},{"./SyntheticUIEvent":155,"./getEventCharCode":178,"./getEventKey":179,"./getEventModifierState":180}],153:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule SyntheticMouseEvent + * @typechecks static-only + */ + +'use strict'; + +var SyntheticUIEvent = require("./SyntheticUIEvent"); +var ViewportMetrics = require("./ViewportMetrics"); + +var getEventModifierState = require("./getEventModifierState"); + +/** + * @interface MouseEvent + * @see http://www.w3.org/TR/DOM-Level-3-Events/ + */ +var MouseEventInterface = { + screenX: null, + screenY: null, + clientX: null, + clientY: null, + ctrlKey: null, + shiftKey: null, + altKey: null, + metaKey: null, + getModifierState: getEventModifierState, + button: function(event) { + // Webkit, Firefox, IE9+ + // which: 1 2 3 + // button: 0 1 2 (standard) + var button = event.button; + if ('which' in event) { + return button; + } + // IE<9 + // which: undefined + // button: 0 0 0 + // button: 1 4 2 (onmouseup) + return button === 2 ? 2 : button === 4 ? 1 : 0; + }, + buttons: null, + relatedTarget: function(event) { + return event.relatedTarget || ( + ((event.fromElement === event.srcElement ? event.toElement : event.fromElement)) + ); + }, + // "Proprietary" Interface. + pageX: function(event) { + return 'pageX' in event ? + event.pageX : + event.clientX + ViewportMetrics.currentScrollLeft; + }, + pageY: function(event) { + return 'pageY' in event ? + event.pageY : + event.clientY + ViewportMetrics.currentScrollTop; + } +}; + +/** + * @param {object} dispatchConfig Configuration used to dispatch this event. + * @param {string} dispatchMarker Marker identifying the event target. + * @param {object} nativeEvent Native browser event. + * @extends {SyntheticUIEvent} + */ +function SyntheticMouseEvent(dispatchConfig, dispatchMarker, nativeEvent) { + SyntheticUIEvent.call(this, dispatchConfig, dispatchMarker, nativeEvent); +} + +SyntheticUIEvent.augmentClass(SyntheticMouseEvent, MouseEventInterface); + +module.exports = SyntheticMouseEvent; + +},{"./SyntheticUIEvent":155,"./ViewportMetrics":158,"./getEventModifierState":180}],154:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule SyntheticTouchEvent + * @typechecks static-only + */ + +'use strict'; + +var SyntheticUIEvent = require("./SyntheticUIEvent"); + +var getEventModifierState = require("./getEventModifierState"); + +/** + * @interface TouchEvent + * @see http://www.w3.org/TR/touch-events/ + */ +var TouchEventInterface = { + touches: null, + targetTouches: null, + changedTouches: null, + altKey: null, + metaKey: null, + ctrlKey: null, + shiftKey: null, + getModifierState: getEventModifierState +}; + +/** + * @param {object} dispatchConfig Configuration used to dispatch this event. + * @param {string} dispatchMarker Marker identifying the event target. + * @param {object} nativeEvent Native browser event. + * @extends {SyntheticUIEvent} + */ +function SyntheticTouchEvent(dispatchConfig, dispatchMarker, nativeEvent) { + SyntheticUIEvent.call(this, dispatchConfig, dispatchMarker, nativeEvent); +} + +SyntheticUIEvent.augmentClass(SyntheticTouchEvent, TouchEventInterface); + +module.exports = SyntheticTouchEvent; + +},{"./SyntheticUIEvent":155,"./getEventModifierState":180}],155:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule SyntheticUIEvent + * @typechecks static-only + */ + +'use strict'; + +var SyntheticEvent = require("./SyntheticEvent"); + +var getEventTarget = require("./getEventTarget"); + +/** + * @interface UIEvent + * @see http://www.w3.org/TR/DOM-Level-3-Events/ + */ +var UIEventInterface = { + view: function(event) { + if (event.view) { + return event.view; + } + + var target = getEventTarget(event); + if (target != null && target.window === target) { + // target is a window object + return target; + } + + var doc = target.ownerDocument; + // TODO: Figure out why `ownerDocument` is sometimes undefined in IE8. + if (doc) { + return doc.defaultView || doc.parentWindow; + } else { + return window; + } + }, + detail: function(event) { + return event.detail || 0; + } +}; + +/** + * @param {object} dispatchConfig Configuration used to dispatch this event. + * @param {string} dispatchMarker Marker identifying the event target. + * @param {object} nativeEvent Native browser event. + * @extends {SyntheticEvent} + */ +function SyntheticUIEvent(dispatchConfig, dispatchMarker, nativeEvent) { + SyntheticEvent.call(this, dispatchConfig, dispatchMarker, nativeEvent); +} + +SyntheticEvent.augmentClass(SyntheticUIEvent, UIEventInterface); + +module.exports = SyntheticUIEvent; + +},{"./SyntheticEvent":149,"./getEventTarget":181}],156:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule SyntheticWheelEvent + * @typechecks static-only + */ + +'use strict'; + +var SyntheticMouseEvent = require("./SyntheticMouseEvent"); + +/** + * @interface WheelEvent + * @see http://www.w3.org/TR/DOM-Level-3-Events/ + */ +var WheelEventInterface = { + deltaX: function(event) { + return ( + 'deltaX' in event ? event.deltaX : + // Fallback to `wheelDeltaX` for Webkit and normalize (right is positive). + 'wheelDeltaX' in event ? -event.wheelDeltaX : 0 + ); + }, + deltaY: function(event) { + return ( + 'deltaY' in event ? event.deltaY : + // Fallback to `wheelDeltaY` for Webkit and normalize (down is positive). + 'wheelDeltaY' in event ? -event.wheelDeltaY : + // Fallback to `wheelDelta` for IE<9 and normalize (down is positive). + 'wheelDelta' in event ? -event.wheelDelta : 0 + ); + }, + deltaZ: null, + + // Browsers without "deltaMode" is reporting in raw wheel delta where one + // notch on the scroll is always +/- 120, roughly equivalent to pixels. + // A good approximation of DOM_DELTA_LINE (1) is 5% of viewport size or + // ~40 pixels, for DOM_DELTA_SCREEN (2) it is 87.5% of viewport size. + deltaMode: null +}; + +/** + * @param {object} dispatchConfig Configuration used to dispatch this event. + * @param {string} dispatchMarker Marker identifying the event target. + * @param {object} nativeEvent Native browser event. + * @extends {SyntheticMouseEvent} + */ +function SyntheticWheelEvent(dispatchConfig, dispatchMarker, nativeEvent) { + SyntheticMouseEvent.call(this, dispatchConfig, dispatchMarker, nativeEvent); +} + +SyntheticMouseEvent.augmentClass(SyntheticWheelEvent, WheelEventInterface); + +module.exports = SyntheticWheelEvent; + +},{"./SyntheticMouseEvent":153}],157:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule Transaction + */ + +'use strict'; + +var invariant = require("./invariant"); + +/** + * `Transaction` creates a black box that is able to wrap any method such that + * certain invariants are maintained before and after the method is invoked + * (Even if an exception is thrown while invoking the wrapped method). Whoever + * instantiates a transaction can provide enforcers of the invariants at + * creation time. The `Transaction` class itself will supply one additional + * automatic invariant for you - the invariant that any transaction instance + * should not be run while it is already being run. You would typically create a + * single instance of a `Transaction` for reuse multiple times, that potentially + * is used to wrap several different methods. Wrappers are extremely simple - + * they only require implementing two methods. + * + * <pre> + * wrappers (injected at creation time) + * + + + * | | + * +-----------------|--------|--------------+ + * | v | | + * | +---------------+ | | + * | +--| wrapper1 |---|----+ | + * | | +---------------+ v | | + * | | +-------------+ | | + * | | +----| wrapper2 |--------+ | + * | | | +-------------+ | | | + * | | | | | | + * | v v v v | wrapper + * | +---+ +---+ +---------+ +---+ +---+ | invariants + * perform(anyMethod) | | | | | | | | | | | | maintained + * +----------------->|-|---|-|---|-->|anyMethod|---|---|-|---|-|--------> + * | | | | | | | | | | | | + * | | | | | | | | | | | | + * | | | | | | | | | | | | + * | +---+ +---+ +---------+ +---+ +---+ | + * | initialize close | + * +-----------------------------------------+ + * </pre> + * + * Use cases: + * - Preserving the input selection ranges before/after reconciliation. + * Restoring selection even in the event of an unexpected error. + * - Deactivating events while rearranging the DOM, preventing blurs/focuses, + * while guaranteeing that afterwards, the event system is reactivated. + * - Flushing a queue of collected DOM mutations to the main UI thread after a + * reconciliation takes place in a worker thread. + * - Invoking any collected `componentDidUpdate` callbacks after rendering new + * content. + * - (Future use case): Wrapping particular flushes of the `ReactWorker` queue + * to preserve the `scrollTop` (an automatic scroll aware DOM). + * - (Future use case): Layout calculations before and after DOM updates. + * + * Transactional plugin API: + * - A module that has an `initialize` method that returns any precomputation. + * - and a `close` method that accepts the precomputation. `close` is invoked + * when the wrapped process is completed, or has failed. + * + * @param {Array<TransactionalWrapper>} transactionWrapper Wrapper modules + * that implement `initialize` and `close`. + * @return {Transaction} Single transaction for reuse in thread. + * + * @class Transaction + */ +var Mixin = { + /** + * Sets up this instance so that it is prepared for collecting metrics. Does + * so such that this setup method may be used on an instance that is already + * initialized, in a way that does not consume additional memory upon reuse. + * That can be useful if you decide to make your subclass of this mixin a + * "PooledClass". + */ + reinitializeTransaction: function() { + this.transactionWrappers = this.getTransactionWrappers(); + if (!this.wrapperInitData) { + this.wrapperInitData = []; + } else { + this.wrapperInitData.length = 0; + } + this._isInTransaction = false; + }, + + _isInTransaction: false, + + /** + * @abstract + * @return {Array<TransactionWrapper>} Array of transaction wrappers. + */ + getTransactionWrappers: null, + + isInTransaction: function() { + return !!this._isInTransaction; + }, + + /** + * Executes the function within a safety window. Use this for the top level + * methods that result in large amounts of computation/mutations that would + * need to be safety checked. + * + * @param {function} method Member of scope to call. + * @param {Object} scope Scope to invoke from. + * @param {Object?=} args... Arguments to pass to the method (optional). + * Helps prevent need to bind in many cases. + * @return Return value from `method`. + */ + perform: function(method, scope, a, b, c, d, e, f) { + ("production" !== process.env.NODE_ENV ? invariant( + !this.isInTransaction(), + 'Transaction.perform(...): Cannot initialize a transaction when there ' + + 'is already an outstanding transaction.' + ) : invariant(!this.isInTransaction())); + var errorThrown; + var ret; + try { + this._isInTransaction = true; + // Catching errors makes debugging more difficult, so we start with + // errorThrown set to true before setting it to false after calling + // close -- if it's still set to true in the finally block, it means + // one of these calls threw. + errorThrown = true; + this.initializeAll(0); + ret = method.call(scope, a, b, c, d, e, f); + errorThrown = false; + } finally { + try { + if (errorThrown) { + // If `method` throws, prefer to show that stack trace over any thrown + // by invoking `closeAll`. + try { + this.closeAll(0); + } catch (err) { + } + } else { + // Since `method` didn't throw, we don't want to silence the exception + // here. + this.closeAll(0); + } + } finally { + this._isInTransaction = false; + } + } + return ret; + }, + + initializeAll: function(startIndex) { + var transactionWrappers = this.transactionWrappers; + for (var i = startIndex; i < transactionWrappers.length; i++) { + var wrapper = transactionWrappers[i]; + try { + // Catching errors makes debugging more difficult, so we start with the + // OBSERVED_ERROR state before overwriting it with the real return value + // of initialize -- if it's still set to OBSERVED_ERROR in the finally + // block, it means wrapper.initialize threw. + this.wrapperInitData[i] = Transaction.OBSERVED_ERROR; + this.wrapperInitData[i] = wrapper.initialize ? + wrapper.initialize.call(this) : + null; + } finally { + if (this.wrapperInitData[i] === Transaction.OBSERVED_ERROR) { + // The initializer for wrapper i threw an error; initialize the + // remaining wrappers but silence any exceptions from them to ensure + // that the first error is the one to bubble up. + try { + this.initializeAll(i + 1); + } catch (err) { + } + } + } + } + }, + + /** + * Invokes each of `this.transactionWrappers.close[i]` functions, passing into + * them the respective return values of `this.transactionWrappers.init[i]` + * (`close`rs that correspond to initializers that failed will not be + * invoked). + */ + closeAll: function(startIndex) { + ("production" !== process.env.NODE_ENV ? invariant( + this.isInTransaction(), + 'Transaction.closeAll(): Cannot close transaction when none are open.' + ) : invariant(this.isInTransaction())); + var transactionWrappers = this.transactionWrappers; + for (var i = startIndex; i < transactionWrappers.length; i++) { + var wrapper = transactionWrappers[i]; + var initData = this.wrapperInitData[i]; + var errorThrown; + try { + // Catching errors makes debugging more difficult, so we start with + // errorThrown set to true before setting it to false after calling + // close -- if it's still set to true in the finally block, it means + // wrapper.close threw. + errorThrown = true; + if (initData !== Transaction.OBSERVED_ERROR && wrapper.close) { + wrapper.close.call(this, initData); + } + errorThrown = false; + } finally { + if (errorThrown) { + // The closer for wrapper i threw an error; close the remaining + // wrappers but silence any exceptions from them to ensure that the + // first error is the one to bubble up. + try { + this.closeAll(i + 1); + } catch (e) { + } + } + } + } + this.wrapperInitData.length = 0; + } +}; + +var Transaction = { + + Mixin: Mixin, + + /** + * Token to look for to determine if an error occured. + */ + OBSERVED_ERROR: {} + +}; + +module.exports = Transaction; + +}).call(this,require('_process')) + +},{"./invariant":191,"_process":1}],158:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule ViewportMetrics + */ + +'use strict'; + +var ViewportMetrics = { + + currentScrollLeft: 0, + + currentScrollTop: 0, + + refreshScrollValues: function(scrollPosition) { + ViewportMetrics.currentScrollLeft = scrollPosition.x; + ViewportMetrics.currentScrollTop = scrollPosition.y; + } + +}; + +module.exports = ViewportMetrics; + +},{}],159:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2014-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule accumulateInto + */ + +'use strict'; + +var invariant = require("./invariant"); + +/** + * + * Accumulates items that must not be null or undefined into the first one. This + * is used to conserve memory by avoiding array allocations, and thus sacrifices + * API cleanness. Since `current` can be null before being passed in and not + * null after this function, make sure to assign it back to `current`: + * + * `a = accumulateInto(a, b);` + * + * This API should be sparingly used. Try `accumulate` for something cleaner. + * + * @return {*|array<*>} An accumulation of items. + */ + +function accumulateInto(current, next) { + ("production" !== process.env.NODE_ENV ? invariant( + next != null, + 'accumulateInto(...): Accumulated items must not be null or undefined.' + ) : invariant(next != null)); + if (current == null) { + return next; + } + + // Both are not empty. Warning: Never call x.concat(y) when you are not + // certain that x is an Array (x could be a string with concat method). + var currentIsArray = Array.isArray(current); + var nextIsArray = Array.isArray(next); + + if (currentIsArray && nextIsArray) { + current.push.apply(current, next); + return current; + } + + if (currentIsArray) { + current.push(next); + return current; + } + + if (nextIsArray) { + // A bit too dangerous to mutate `next`. + return [current].concat(next); + } + + return [current, next]; +} + +module.exports = accumulateInto; + +}).call(this,require('_process')) + +},{"./invariant":191,"_process":1}],160:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule adler32 + */ + +/* jslint bitwise:true */ + +'use strict'; + +var MOD = 65521; + +// This is a clean-room implementation of adler32 designed for detecting +// if markup is not what we expect it to be. It does not need to be +// cryptographically strong, only reasonably good at detecting if markup +// generated on the server is different than that on the client. +function adler32(data) { + var a = 1; + var b = 0; + for (var i = 0; i < data.length; i++) { + a = (a + data.charCodeAt(i)) % MOD; + b = (b + a) % MOD; + } + return a | (b << 16); +} + +module.exports = adler32; + +},{}],161:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule camelize + * @typechecks + */ + +var _hyphenPattern = /-(.)/g; + +/** + * Camelcases a hyphenated string, for example: + * + * > camelize('background-color') + * < "backgroundColor" + * + * @param {string} string + * @return {string} + */ +function camelize(string) { + return string.replace(_hyphenPattern, function(_, character) { + return character.toUpperCase(); + }); +} + +module.exports = camelize; + +},{}],162:[function(require,module,exports){ +/** + * Copyright 2014-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule camelizeStyleName + * @typechecks + */ + +"use strict"; + +var camelize = require("./camelize"); + +var msPattern = /^-ms-/; + +/** + * Camelcases a hyphenated CSS property name, for example: + * + * > camelizeStyleName('background-color') + * < "backgroundColor" + * > camelizeStyleName('-moz-transition') + * < "MozTransition" + * > camelizeStyleName('-ms-transition') + * < "msTransition" + * + * As Andi Smith suggests + * (http://www.andismith.com/blog/2012/02/modernizr-prefixed/), an `-ms` prefix + * is converted to lowercase `ms`. + * + * @param {string} string + * @return {string} + */ +function camelizeStyleName(string) { + return camelize(string.replace(msPattern, 'ms-')); +} + +module.exports = camelizeStyleName; + +},{"./camelize":161}],163:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @typechecks static-only + * @providesModule cloneWithProps + */ + +'use strict'; + +var ReactElement = require("./ReactElement"); +var ReactPropTransferer = require("./ReactPropTransferer"); + +var keyOf = require("./keyOf"); +var warning = require("./warning"); + +var CHILDREN_PROP = keyOf({children: null}); + +/** + * Sometimes you want to change the props of a child passed to you. Usually + * this is to add a CSS class. + * + * @param {ReactElement} child child element you'd like to clone + * @param {object} props props you'd like to modify. className and style will be + * merged automatically. + * @return {ReactElement} a clone of child with props merged in. + */ +function cloneWithProps(child, props) { + if ("production" !== process.env.NODE_ENV) { + ("production" !== process.env.NODE_ENV ? warning( + !child.ref, + 'You are calling cloneWithProps() on a child with a ref. This is ' + + 'dangerous because you\'re creating a new child which will not be ' + + 'added as a ref to its parent.' + ) : null); + } + + var newProps = ReactPropTransferer.mergeProps(props, child.props); + + // Use `child.props.children` if it is provided. + if (!newProps.hasOwnProperty(CHILDREN_PROP) && + child.props.hasOwnProperty(CHILDREN_PROP)) { + newProps.children = child.props.children; + } + + // The current API doesn't retain _owner and _context, which is why this + // doesn't use ReactElement.cloneAndReplaceProps. + return ReactElement.createElement(child.type, newProps); +} + +module.exports = cloneWithProps; + +}).call(this,require('_process')) + +},{"./ReactElement":103,"./ReactPropTransferer":123,"./keyOf":198,"./warning":212,"_process":1}],164:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule containsNode + * @typechecks + */ + +var isTextNode = require("./isTextNode"); + +/*jslint bitwise:true */ + +/** + * Checks if a given DOM node contains or is another DOM node. + * + * @param {?DOMNode} outerNode Outer DOM node. + * @param {?DOMNode} innerNode Inner DOM node. + * @return {boolean} True if `outerNode` contains or is `innerNode`. + */ +function containsNode(outerNode, innerNode) { + if (!outerNode || !innerNode) { + return false; + } else if (outerNode === innerNode) { + return true; + } else if (isTextNode(outerNode)) { + return false; + } else if (isTextNode(innerNode)) { + return containsNode(outerNode, innerNode.parentNode); + } else if (outerNode.contains) { + return outerNode.contains(innerNode); + } else if (outerNode.compareDocumentPosition) { + return !!(outerNode.compareDocumentPosition(innerNode) & 16); + } else { + return false; + } +} + +module.exports = containsNode; + +},{"./isTextNode":195}],165:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule createArrayFromMixed + * @typechecks + */ + +var toArray = require("./toArray"); + +/** + * Perform a heuristic test to determine if an object is "array-like". + * + * A monk asked Joshu, a Zen master, "Has a dog Buddha nature?" + * Joshu replied: "Mu." + * + * This function determines if its argument has "array nature": it returns + * true if the argument is an actual array, an `arguments' object, or an + * HTMLCollection (e.g. node.childNodes or node.getElementsByTagName()). + * + * It will return false for other array-like objects like Filelist. + * + * @param {*} obj + * @return {boolean} + */ +function hasArrayNature(obj) { + return ( + // not null/false + !!obj && + // arrays are objects, NodeLists are functions in Safari + (typeof obj == 'object' || typeof obj == 'function') && + // quacks like an array + ('length' in obj) && + // not window + !('setInterval' in obj) && + // no DOM node should be considered an array-like + // a 'select' element has 'length' and 'item' properties on IE8 + (typeof obj.nodeType != 'number') && + ( + // a real array + (// HTMLCollection/NodeList + (Array.isArray(obj) || + // arguments + ('callee' in obj) || 'item' in obj)) + ) + ); +} + +/** + * Ensure that the argument is an array by wrapping it in an array if it is not. + * Creates a copy of the argument if it is already an array. + * + * This is mostly useful idiomatically: + * + * var createArrayFromMixed = require('createArrayFromMixed'); + * + * function takesOneOrMoreThings(things) { + * things = createArrayFromMixed(things); + * ... + * } + * + * This allows you to treat `things' as an array, but accept scalars in the API. + * + * If you need to convert an array-like object, like `arguments`, into an array + * use toArray instead. + * + * @param {*} obj + * @return {array} + */ +function createArrayFromMixed(obj) { + if (!hasArrayNature(obj)) { + return [obj]; + } else if (Array.isArray(obj)) { + return obj.slice(); + } else { + return toArray(obj); + } +} + +module.exports = createArrayFromMixed; + +},{"./toArray":209}],166:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule createFullPageComponent + * @typechecks + */ + +'use strict'; + +// Defeat circular references by requiring this directly. +var ReactClass = require("./ReactClass"); +var ReactElement = require("./ReactElement"); + +var invariant = require("./invariant"); + +/** + * Create a component that will throw an exception when unmounted. + * + * Components like <html> <head> and <body> can't be removed or added + * easily in a cross-browser way, however it's valuable to be able to + * take advantage of React's reconciliation for styling and <title> + * management. So we just document it and throw in dangerous cases. + * + * @param {string} tag The tag to wrap + * @return {function} convenience constructor of new component + */ +function createFullPageComponent(tag) { + var elementFactory = ReactElement.createFactory(tag); + + var FullPageComponent = ReactClass.createClass({ + tagName: tag.toUpperCase(), + displayName: 'ReactFullPageComponent' + tag, + + componentWillUnmount: function() { + ("production" !== process.env.NODE_ENV ? invariant( + false, + '%s tried to unmount. Because of cross-browser quirks it is ' + + 'impossible to unmount some top-level components (eg <html>, <head>, ' + + 'and <body>) reliably and efficiently. To fix this, have a single ' + + 'top-level component that never unmounts render these elements.', + this.constructor.displayName + ) : invariant(false)); + }, + + render: function() { + return elementFactory(this.props); + } + }); + + return FullPageComponent; +} + +module.exports = createFullPageComponent; + +}).call(this,require('_process')) + +},{"./ReactClass":78,"./ReactElement":103,"./invariant":191,"_process":1}],167:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule createNodesFromMarkup + * @typechecks + */ + +/*jslint evil: true, sub: true */ + +var ExecutionEnvironment = require("./ExecutionEnvironment"); + +var createArrayFromMixed = require("./createArrayFromMixed"); +var getMarkupWrap = require("./getMarkupWrap"); +var invariant = require("./invariant"); + +/** + * Dummy container used to render all markup. + */ +var dummyNode = + ExecutionEnvironment.canUseDOM ? document.createElement('div') : null; + +/** + * Pattern used by `getNodeName`. + */ +var nodeNamePattern = /^\s*<(\w+)/; + +/** + * Extracts the `nodeName` of the first element in a string of markup. + * + * @param {string} markup String of markup. + * @return {?string} Node name of the supplied markup. + */ +function getNodeName(markup) { + var nodeNameMatch = markup.match(nodeNamePattern); + return nodeNameMatch && nodeNameMatch[1].toLowerCase(); +} + +/** + * Creates an array containing the nodes rendered from the supplied markup. The + * optionally supplied `handleScript` function will be invoked once for each + * <script> element that is rendered. If no `handleScript` function is supplied, + * an exception is thrown if any <script> elements are rendered. + * + * @param {string} markup A string of valid HTML markup. + * @param {?function} handleScript Invoked once for each rendered <script>. + * @return {array<DOMElement|DOMTextNode>} An array of rendered nodes. + */ +function createNodesFromMarkup(markup, handleScript) { + var node = dummyNode; + ("production" !== process.env.NODE_ENV ? invariant(!!dummyNode, 'createNodesFromMarkup dummy not initialized') : invariant(!!dummyNode)); + var nodeName = getNodeName(markup); + + var wrap = nodeName && getMarkupWrap(nodeName); + if (wrap) { + node.innerHTML = wrap[1] + markup + wrap[2]; + + var wrapDepth = wrap[0]; + while (wrapDepth--) { + node = node.lastChild; + } + } else { + node.innerHTML = markup; + } + + var scripts = node.getElementsByTagName('script'); + if (scripts.length) { + ("production" !== process.env.NODE_ENV ? invariant( + handleScript, + 'createNodesFromMarkup(...): Unexpected <script> element rendered.' + ) : invariant(handleScript)); + createArrayFromMixed(scripts).forEach(handleScript); + } + + var nodes = createArrayFromMixed(node.childNodes); + while (node.lastChild) { + node.removeChild(node.lastChild); + } + return nodes; +} + +module.exports = createNodesFromMarkup; + +}).call(this,require('_process')) + +},{"./ExecutionEnvironment":62,"./createArrayFromMixed":165,"./getMarkupWrap":183,"./invariant":191,"_process":1}],168:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule cx + */ + +/** + * This function is used to mark string literals representing CSS class names + * so that they can be transformed statically. This allows for modularization + * and minification of CSS class names. + * + * In static_upstream, this function is actually implemented, but it should + * eventually be replaced with something more descriptive, and the transform + * that is used in the main stack should be ported for use elsewhere. + * + * @param string|object className to modularize, or an object of key/values. + * In the object case, the values are conditions that + * determine if the className keys should be included. + * @param [string ...] Variable list of classNames in the string case. + * @return string Renderable space-separated CSS className. + */ + +'use strict'; +var warning = require("./warning"); + +var warned = false; + +function cx(classNames) { + if ("production" !== process.env.NODE_ENV) { + ("production" !== process.env.NODE_ENV ? warning( + warned, + 'React.addons.classSet will be deprecated in a future version. See ' + + 'http://fb.me/react-addons-classset' + ) : null); + warned = true; + } + + if (typeof classNames == 'object') { + return Object.keys(classNames).filter(function(className) { + return classNames[className]; + }).join(' '); + } else { + return Array.prototype.join.call(arguments, ' '); + } +} + +module.exports = cx; + +}).call(this,require('_process')) + +},{"./warning":212,"_process":1}],169:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule dangerousStyleValue + * @typechecks static-only + */ + +'use strict'; + +var CSSProperty = require("./CSSProperty"); + +var isUnitlessNumber = CSSProperty.isUnitlessNumber; + +/** + * Convert a value into the proper css writable value. The style name `name` + * should be logical (no hyphens), as specified + * in `CSSProperty.isUnitlessNumber`. + * + * @param {string} name CSS property name such as `topMargin`. + * @param {*} value CSS property value such as `10px`. + * @return {string} Normalized style value with dimensions applied. + */ +function dangerousStyleValue(name, value) { + // Note that we've removed escapeTextForBrowser() calls here since the + // whole string will be escaped when the attribute is injected into + // the markup. If you provide unsafe user data here they can inject + // arbitrary CSS which may be problematic (I couldn't repro this): + // https://www.owasp.org/index.php/XSS_Filter_Evasion_Cheat_Sheet + // http://www.thespanner.co.uk/2007/11/26/ultimate-xss-css-injection/ + // This is not an XSS hole but instead a potential CSS injection issue + // which has lead to a greater discussion about how we're going to + // trust URLs moving forward. See #2115901 + + var isEmpty = value == null || typeof value === 'boolean' || value === ''; + if (isEmpty) { + return ''; + } + + var isNonNumeric = isNaN(value); + if (isNonNumeric || value === 0 || + isUnitlessNumber.hasOwnProperty(name) && isUnitlessNumber[name]) { + return '' + value; // cast to string + } + + if (typeof value === 'string') { + value = value.trim(); + } + return value + 'px'; +} + +module.exports = dangerousStyleValue; + +},{"./CSSProperty":45}],170:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule emptyFunction + */ + +function makeEmptyFunction(arg) { + return function() { + return arg; + }; +} + +/** + * This function accepts and discards inputs; it has no side effects. This is + * primarily useful idiomatically for overridable function endpoints which + * always need to be callable, since JS lacks a null-call idiom ala Cocoa. + */ +function emptyFunction() {} + +emptyFunction.thatReturns = makeEmptyFunction; +emptyFunction.thatReturnsFalse = makeEmptyFunction(false); +emptyFunction.thatReturnsTrue = makeEmptyFunction(true); +emptyFunction.thatReturnsNull = makeEmptyFunction(null); +emptyFunction.thatReturnsThis = function() { return this; }; +emptyFunction.thatReturnsArgument = function(arg) { return arg; }; + +module.exports = emptyFunction; + +},{}],171:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule emptyObject + */ + +"use strict"; + +var emptyObject = {}; + +if ("production" !== process.env.NODE_ENV) { + Object.freeze(emptyObject); +} + +module.exports = emptyObject; + +}).call(this,require('_process')) + +},{"_process":1}],172:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule escapeTextContentForBrowser + */ + +'use strict'; + +var ESCAPE_LOOKUP = { + '&': '&', + '>': '>', + '<': '<', + '"': '"', + '\'': ''' +}; + +var ESCAPE_REGEX = /[&><"']/g; + +function escaper(match) { + return ESCAPE_LOOKUP[match]; +} + +/** + * Escapes text to prevent scripting attacks. + * + * @param {*} text Text value to escape. + * @return {string} An escaped string. + */ +function escapeTextContentForBrowser(text) { + return ('' + text).replace(ESCAPE_REGEX, escaper); +} + +module.exports = escapeTextContentForBrowser; + +},{}],173:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule findDOMNode + * @typechecks static-only + */ + +'use strict'; + +var ReactCurrentOwner = require("./ReactCurrentOwner"); +var ReactInstanceMap = require("./ReactInstanceMap"); +var ReactMount = require("./ReactMount"); + +var invariant = require("./invariant"); +var isNode = require("./isNode"); +var warning = require("./warning"); + +/** + * Returns the DOM node rendered by this element. + * + * @param {ReactComponent|DOMElement} componentOrElement + * @return {DOMElement} The root node of this element. + */ +function findDOMNode(componentOrElement) { + if ("production" !== process.env.NODE_ENV) { + var owner = ReactCurrentOwner.current; + if (owner !== null) { + ("production" !== process.env.NODE_ENV ? warning( + owner._warnedAboutRefsInRender, + '%s is accessing getDOMNode or findDOMNode inside its render(). ' + + 'render() should be a pure function of props and state. It should ' + + 'never access something that requires stale data from the previous ' + + 'render, such as refs. Move this logic to componentDidMount and ' + + 'componentDidUpdate instead.', + owner.getName() || 'A component' + ) : null); + owner._warnedAboutRefsInRender = true; + } + } + if (componentOrElement == null) { + return null; + } + if (isNode(componentOrElement)) { + return componentOrElement; + } + if (ReactInstanceMap.has(componentOrElement)) { + return ReactMount.getNodeFromInstance(componentOrElement); + } + ("production" !== process.env.NODE_ENV ? invariant( + componentOrElement.render == null || + typeof componentOrElement.render !== 'function', + 'Component (with keys: %s) contains `render` method ' + + 'but is not mounted in the DOM', + Object.keys(componentOrElement) + ) : invariant(componentOrElement.render == null || + typeof componentOrElement.render !== 'function')); + ("production" !== process.env.NODE_ENV ? invariant( + false, + 'Element appears to be neither ReactComponent nor DOMNode (keys: %s)', + Object.keys(componentOrElement) + ) : invariant(false)); +} + +module.exports = findDOMNode; + +}).call(this,require('_process')) + +},{"./ReactCurrentOwner":85,"./ReactInstanceMap":113,"./ReactMount":117,"./invariant":191,"./isNode":193,"./warning":212,"_process":1}],174:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule flattenChildren + */ + +'use strict'; + +var traverseAllChildren = require("./traverseAllChildren"); +var warning = require("./warning"); + +/** + * @param {function} traverseContext Context passed through traversal. + * @param {?ReactComponent} child React child component. + * @param {!string} name String name of key path to child. + */ +function flattenSingleChildIntoContext(traverseContext, child, name) { + // We found a component instance. + var result = traverseContext; + var keyUnique = !result.hasOwnProperty(name); + if ("production" !== process.env.NODE_ENV) { + ("production" !== process.env.NODE_ENV ? warning( + keyUnique, + 'flattenChildren(...): Encountered two children with the same key, ' + + '`%s`. Child keys must be unique; when two children share a key, only ' + + 'the first child will be used.', + name + ) : null); + } + if (keyUnique && child != null) { + result[name] = child; + } +} + +/** + * Flattens children that are typically specified as `props.children`. Any null + * children will not be included in the resulting object. + * @return {!object} flattened children keyed by name. + */ +function flattenChildren(children) { + if (children == null) { + return children; + } + var result = {}; + traverseAllChildren(children, flattenSingleChildIntoContext, result); + return result; +} + +module.exports = flattenChildren; + +}).call(this,require('_process')) + +},{"./traverseAllChildren":210,"./warning":212,"_process":1}],175:[function(require,module,exports){ +/** + * Copyright 2014-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule focusNode + */ + +"use strict"; + +/** + * @param {DOMElement} node input/textarea to focus + */ +function focusNode(node) { + // IE8 can throw "Can't move focus to the control because it is invisible, + // not enabled, or of a type that does not accept the focus." for all kinds of + // reasons that are too expensive and fragile to test. + try { + node.focus(); + } catch(e) { + } +} + +module.exports = focusNode; + +},{}],176:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule forEachAccumulated + */ + +'use strict'; + +/** + * @param {array} an "accumulation" of items which is either an Array or + * a single item. Useful when paired with the `accumulate` module. This is a + * simple utility that allows us to reason about a collection of items, but + * handling the case when there is exactly one item (and we do not need to + * allocate an array). + */ +var forEachAccumulated = function(arr, cb, scope) { + if (Array.isArray(arr)) { + arr.forEach(cb, scope); + } else if (arr) { + cb.call(scope, arr); + } +}; + +module.exports = forEachAccumulated; + +},{}],177:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule getActiveElement + * @typechecks + */ + +/** + * Same as document.activeElement but wraps in a try-catch block. In IE it is + * not safe to call document.activeElement if there is nothing focused. + * + * The activeElement will be null only if the document body is not yet defined. + */ +function getActiveElement() /*?DOMElement*/ { + try { + return document.activeElement || document.body; + } catch (e) { + return document.body; + } +} + +module.exports = getActiveElement; + +},{}],178:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule getEventCharCode + * @typechecks static-only + */ + +'use strict'; + +/** + * `charCode` represents the actual "character code" and is safe to use with + * `String.fromCharCode`. As such, only keys that correspond to printable + * characters produce a valid `charCode`, the only exception to this is Enter. + * The Tab-key is considered non-printable and does not have a `charCode`, + * presumably because it does not produce a tab-character in browsers. + * + * @param {object} nativeEvent Native browser event. + * @return {string} Normalized `charCode` property. + */ +function getEventCharCode(nativeEvent) { + var charCode; + var keyCode = nativeEvent.keyCode; + + if ('charCode' in nativeEvent) { + charCode = nativeEvent.charCode; + + // FF does not set `charCode` for the Enter-key, check against `keyCode`. + if (charCode === 0 && keyCode === 13) { + charCode = 13; + } + } else { + // IE8 does not implement `charCode`, but `keyCode` has the correct value. + charCode = keyCode; + } + + // Some non-printable keys are reported in `charCode`/`keyCode`, discard them. + // Must not discard the (non-)printable Enter-key. + if (charCode >= 32 || charCode === 13) { + return charCode; + } + + return 0; +} + +module.exports = getEventCharCode; + +},{}],179:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule getEventKey + * @typechecks static-only + */ + +'use strict'; + +var getEventCharCode = require("./getEventCharCode"); + +/** + * Normalization of deprecated HTML5 `key` values + * @see https://developer.mozilla.org/en-US/docs/Web/API/KeyboardEvent#Key_names + */ +var normalizeKey = { + 'Esc': 'Escape', + 'Spacebar': ' ', + 'Left': 'ArrowLeft', + 'Up': 'ArrowUp', + 'Right': 'ArrowRight', + 'Down': 'ArrowDown', + 'Del': 'Delete', + 'Win': 'OS', + 'Menu': 'ContextMenu', + 'Apps': 'ContextMenu', + 'Scroll': 'ScrollLock', + 'MozPrintableKey': 'Unidentified' +}; + +/** + * Translation from legacy `keyCode` to HTML5 `key` + * Only special keys supported, all others depend on keyboard layout or browser + * @see https://developer.mozilla.org/en-US/docs/Web/API/KeyboardEvent#Key_names + */ +var translateToKey = { + 8: 'Backspace', + 9: 'Tab', + 12: 'Clear', + 13: 'Enter', + 16: 'Shift', + 17: 'Control', + 18: 'Alt', + 19: 'Pause', + 20: 'CapsLock', + 27: 'Escape', + 32: ' ', + 33: 'PageUp', + 34: 'PageDown', + 35: 'End', + 36: 'Home', + 37: 'ArrowLeft', + 38: 'ArrowUp', + 39: 'ArrowRight', + 40: 'ArrowDown', + 45: 'Insert', + 46: 'Delete', + 112: 'F1', 113: 'F2', 114: 'F3', 115: 'F4', 116: 'F5', 117: 'F6', + 118: 'F7', 119: 'F8', 120: 'F9', 121: 'F10', 122: 'F11', 123: 'F12', + 144: 'NumLock', + 145: 'ScrollLock', + 224: 'Meta' +}; + +/** + * @param {object} nativeEvent Native browser event. + * @return {string} Normalized `key` property. + */ +function getEventKey(nativeEvent) { + if (nativeEvent.key) { + // Normalize inconsistent values reported by browsers due to + // implementations of a working draft specification. + + // FireFox implements `key` but returns `MozPrintableKey` for all + // printable characters (normalized to `Unidentified`), ignore it. + var key = normalizeKey[nativeEvent.key] || nativeEvent.key; + if (key !== 'Unidentified') { + return key; + } + } + + // Browser does not implement `key`, polyfill as much of it as we can. + if (nativeEvent.type === 'keypress') { + var charCode = getEventCharCode(nativeEvent); + + // The enter-key is technically both printable and non-printable and can + // thus be captured by `keypress`, no other non-printable key should. + return charCode === 13 ? 'Enter' : String.fromCharCode(charCode); + } + if (nativeEvent.type === 'keydown' || nativeEvent.type === 'keyup') { + // While user keyboard layout determines the actual meaning of each + // `keyCode` value, almost all function keys have a universal value. + return translateToKey[nativeEvent.keyCode] || 'Unidentified'; + } + return ''; +} + +module.exports = getEventKey; + +},{"./getEventCharCode":178}],180:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule getEventModifierState + * @typechecks static-only + */ + +'use strict'; + +/** + * Translation from modifier key to the associated property in the event. + * @see http://www.w3.org/TR/DOM-Level-3-Events/#keys-Modifiers + */ + +var modifierKeyToProp = { + 'Alt': 'altKey', + 'Control': 'ctrlKey', + 'Meta': 'metaKey', + 'Shift': 'shiftKey' +}; + +// IE8 does not implement getModifierState so we simply map it to the only +// modifier keys exposed by the event itself, does not support Lock-keys. +// Currently, all major browsers except Chrome seems to support Lock-keys. +function modifierStateGetter(keyArg) { + /*jshint validthis:true */ + var syntheticEvent = this; + var nativeEvent = syntheticEvent.nativeEvent; + if (nativeEvent.getModifierState) { + return nativeEvent.getModifierState(keyArg); + } + var keyProp = modifierKeyToProp[keyArg]; + return keyProp ? !!nativeEvent[keyProp] : false; +} + +function getEventModifierState(nativeEvent) { + return modifierStateGetter; +} + +module.exports = getEventModifierState; + +},{}],181:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule getEventTarget + * @typechecks static-only + */ + +'use strict'; + +/** + * Gets the target node from a native browser event by accounting for + * inconsistencies in browser DOM APIs. + * + * @param {object} nativeEvent Native browser event. + * @return {DOMEventTarget} Target node. + */ +function getEventTarget(nativeEvent) { + var target = nativeEvent.target || nativeEvent.srcElement || window; + // Safari may fire events on text nodes (Node.TEXT_NODE is 3). + // @see http://www.quirksmode.org/js/events_properties.html + return target.nodeType === 3 ? target.parentNode : target; +} + +module.exports = getEventTarget; + +},{}],182:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule getIteratorFn + * @typechecks static-only + */ + +'use strict'; + +/* global Symbol */ +var ITERATOR_SYMBOL = typeof Symbol === 'function' && Symbol.iterator; +var FAUX_ITERATOR_SYMBOL = '@@iterator'; // Before Symbol spec. + +/** + * Returns the iterator method function contained on the iterable object. + * + * Be sure to invoke the function with the iterable as context: + * + * var iteratorFn = getIteratorFn(myIterable); + * if (iteratorFn) { + * var iterator = iteratorFn.call(myIterable); + * ... + * } + * + * @param {?object} maybeIterable + * @return {?function} + */ +function getIteratorFn(maybeIterable) { + var iteratorFn = maybeIterable && ( + (ITERATOR_SYMBOL && maybeIterable[ITERATOR_SYMBOL] || maybeIterable[FAUX_ITERATOR_SYMBOL]) + ); + if (typeof iteratorFn === 'function') { + return iteratorFn; + } +} + +module.exports = getIteratorFn; + +},{}],183:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule getMarkupWrap + */ + +var ExecutionEnvironment = require("./ExecutionEnvironment"); + +var invariant = require("./invariant"); + +/** + * Dummy container used to detect which wraps are necessary. + */ +var dummyNode = + ExecutionEnvironment.canUseDOM ? document.createElement('div') : null; + +/** + * Some browsers cannot use `innerHTML` to render certain elements standalone, + * so we wrap them, render the wrapped nodes, then extract the desired node. + * + * In IE8, certain elements cannot render alone, so wrap all elements ('*'). + */ +var shouldWrap = { + // Force wrapping for SVG elements because if they get created inside a <div>, + // they will be initialized in the wrong namespace (and will not display). + 'circle': true, + 'clipPath': true, + 'defs': true, + 'ellipse': true, + 'g': true, + 'line': true, + 'linearGradient': true, + 'path': true, + 'polygon': true, + 'polyline': true, + 'radialGradient': true, + 'rect': true, + 'stop': true, + 'text': true +}; + +var selectWrap = [1, '<select multiple="true">', '</select>']; +var tableWrap = [1, '<table>', '</table>']; +var trWrap = [3, '<table><tbody><tr>', '</tr></tbody></table>']; + +var svgWrap = [1, '<svg>', '</svg>']; + +var markupWrap = { + '*': [1, '?<div>', '</div>'], + + 'area': [1, '<map>', '</map>'], + 'col': [2, '<table><tbody></tbody><colgroup>', '</colgroup></table>'], + 'legend': [1, '<fieldset>', '</fieldset>'], + 'param': [1, '<object>', '</object>'], + 'tr': [2, '<table><tbody>', '</tbody></table>'], + + 'optgroup': selectWrap, + 'option': selectWrap, + + 'caption': tableWrap, + 'colgroup': tableWrap, + 'tbody': tableWrap, + 'tfoot': tableWrap, + 'thead': tableWrap, + + 'td': trWrap, + 'th': trWrap, + + 'circle': svgWrap, + 'clipPath': svgWrap, + 'defs': svgWrap, + 'ellipse': svgWrap, + 'g': svgWrap, + 'line': svgWrap, + 'linearGradient': svgWrap, + 'path': svgWrap, + 'polygon': svgWrap, + 'polyline': svgWrap, + 'radialGradient': svgWrap, + 'rect': svgWrap, + 'stop': svgWrap, + 'text': svgWrap +}; + +/** + * Gets the markup wrap configuration for the supplied `nodeName`. + * + * NOTE: This lazily detects which wraps are necessary for the current browser. + * + * @param {string} nodeName Lowercase `nodeName`. + * @return {?array} Markup wrap configuration, if applicable. + */ +function getMarkupWrap(nodeName) { + ("production" !== process.env.NODE_ENV ? invariant(!!dummyNode, 'Markup wrapping node not initialized') : invariant(!!dummyNode)); + if (!markupWrap.hasOwnProperty(nodeName)) { + nodeName = '*'; + } + if (!shouldWrap.hasOwnProperty(nodeName)) { + if (nodeName === '*') { + dummyNode.innerHTML = '<link />'; + } else { + dummyNode.innerHTML = '<' + nodeName + '></' + nodeName + '>'; + } + shouldWrap[nodeName] = !dummyNode.firstChild; + } + return shouldWrap[nodeName] ? markupWrap[nodeName] : null; +} + + +module.exports = getMarkupWrap; + +}).call(this,require('_process')) + +},{"./ExecutionEnvironment":62,"./invariant":191,"_process":1}],184:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule getNodeForCharacterOffset + */ + +'use strict'; + +/** + * Given any node return the first leaf node without children. + * + * @param {DOMElement|DOMTextNode} node + * @return {DOMElement|DOMTextNode} + */ +function getLeafNode(node) { + while (node && node.firstChild) { + node = node.firstChild; + } + return node; +} + +/** + * Get the next sibling within a container. This will walk up the + * DOM if a node's siblings have been exhausted. + * + * @param {DOMElement|DOMTextNode} node + * @return {?DOMElement|DOMTextNode} + */ +function getSiblingNode(node) { + while (node) { + if (node.nextSibling) { + return node.nextSibling; + } + node = node.parentNode; + } +} + +/** + * Get object describing the nodes which contain characters at offset. + * + * @param {DOMElement|DOMTextNode} root + * @param {number} offset + * @return {?object} + */ +function getNodeForCharacterOffset(root, offset) { + var node = getLeafNode(root); + var nodeStart = 0; + var nodeEnd = 0; + + while (node) { + if (node.nodeType === 3) { + nodeEnd = nodeStart + node.textContent.length; + + if (nodeStart <= offset && nodeEnd >= offset) { + return { + node: node, + offset: offset - nodeStart + }; + } + + nodeStart = nodeEnd; + } + + node = getLeafNode(getSiblingNode(node)); + } +} + +module.exports = getNodeForCharacterOffset; + +},{}],185:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule getReactRootElementInContainer + */ + +'use strict'; + +var DOC_NODE_TYPE = 9; + +/** + * @param {DOMElement|DOMDocument} container DOM element that may contain + * a React component + * @return {?*} DOM element that may have the reactRoot ID, or null. + */ +function getReactRootElementInContainer(container) { + if (!container) { + return null; + } + + if (container.nodeType === DOC_NODE_TYPE) { + return container.documentElement; + } else { + return container.firstChild; + } +} + +module.exports = getReactRootElementInContainer; + +},{}],186:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule getTextContentAccessor + */ + +'use strict'; + +var ExecutionEnvironment = require("./ExecutionEnvironment"); + +var contentKey = null; + +/** + * Gets the key used to access text content on a DOM node. + * + * @return {?string} Key used to access text content. + * @internal + */ +function getTextContentAccessor() { + if (!contentKey && ExecutionEnvironment.canUseDOM) { + // Prefer textContent to innerText because many browsers support both but + // SVG <text> elements don't support innerText even when <div> does. + contentKey = 'textContent' in document.documentElement ? + 'textContent' : + 'innerText'; + } + return contentKey; +} + +module.exports = getTextContentAccessor; + +},{"./ExecutionEnvironment":62}],187:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule getUnboundedScrollPosition + * @typechecks + */ + +"use strict"; + +/** + * Gets the scroll position of the supplied element or window. + * + * The return values are unbounded, unlike `getScrollPosition`. This means they + * may be negative or exceed the element boundaries (which is possible using + * inertial scrolling). + * + * @param {DOMWindow|DOMElement} scrollable + * @return {object} Map with `x` and `y` keys. + */ +function getUnboundedScrollPosition(scrollable) { + if (scrollable === window) { + return { + x: window.pageXOffset || document.documentElement.scrollLeft, + y: window.pageYOffset || document.documentElement.scrollTop + }; + } + return { + x: scrollable.scrollLeft, + y: scrollable.scrollTop + }; +} + +module.exports = getUnboundedScrollPosition; + +},{}],188:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule hyphenate + * @typechecks + */ + +var _uppercasePattern = /([A-Z])/g; + +/** + * Hyphenates a camelcased string, for example: + * + * > hyphenate('backgroundColor') + * < "background-color" + * + * For CSS style names, use `hyphenateStyleName` instead which works properly + * with all vendor prefixes, including `ms`. + * + * @param {string} string + * @return {string} + */ +function hyphenate(string) { + return string.replace(_uppercasePattern, '-$1').toLowerCase(); +} + +module.exports = hyphenate; + +},{}],189:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule hyphenateStyleName + * @typechecks + */ + +"use strict"; + +var hyphenate = require("./hyphenate"); + +var msPattern = /^ms-/; + +/** + * Hyphenates a camelcased CSS property name, for example: + * + * > hyphenateStyleName('backgroundColor') + * < "background-color" + * > hyphenateStyleName('MozTransition') + * < "-moz-transition" + * > hyphenateStyleName('msTransition') + * < "-ms-transition" + * + * As Modernizr suggests (http://modernizr.com/docs/#prefixed), an `ms` prefix + * is converted to `-ms-`. + * + * @param {string} string + * @return {string} + */ +function hyphenateStyleName(string) { + return hyphenate(string).replace(msPattern, '-ms-'); +} + +module.exports = hyphenateStyleName; + +},{"./hyphenate":188}],190:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule instantiateReactComponent + * @typechecks static-only + */ + +'use strict'; + +var ReactCompositeComponent = require("./ReactCompositeComponent"); +var ReactEmptyComponent = require("./ReactEmptyComponent"); +var ReactNativeComponent = require("./ReactNativeComponent"); + +var assign = require("./Object.assign"); +var invariant = require("./invariant"); +var warning = require("./warning"); + +// To avoid a cyclic dependency, we create the final class in this module +var ReactCompositeComponentWrapper = function() { }; +assign( + ReactCompositeComponentWrapper.prototype, + ReactCompositeComponent.Mixin, + { + _instantiateReactComponent: instantiateReactComponent + } +); + +/** + * Check if the type reference is a known internal type. I.e. not a user + * provided composite type. + * + * @param {function} type + * @return {boolean} Returns true if this is a valid internal type. + */ +function isInternalComponentType(type) { + return ( + typeof type === 'function' && + typeof type.prototype !== 'undefined' && + typeof type.prototype.mountComponent === 'function' && + typeof type.prototype.receiveComponent === 'function' + ); +} + +/** + * Given a ReactNode, create an instance that will actually be mounted. + * + * @param {ReactNode} node + * @param {*} parentCompositeType The composite type that resolved this. + * @return {object} A new instance of the element's constructor. + * @protected + */ +function instantiateReactComponent(node, parentCompositeType) { + var instance; + + if (node === null || node === false) { + node = ReactEmptyComponent.emptyElement; + } + + if (typeof node === 'object') { + var element = node; + if ("production" !== process.env.NODE_ENV) { + ("production" !== process.env.NODE_ENV ? warning( + element && (typeof element.type === 'function' || + typeof element.type === 'string'), + 'Only functions or strings can be mounted as React components.' + ) : null); + } + + // Special case string values + if (parentCompositeType === element.type && + typeof element.type === 'string') { + // Avoid recursion if the wrapper renders itself. + instance = ReactNativeComponent.createInternalComponent(element); + // All native components are currently wrapped in a composite so we're + // safe to assume that this is what we should instantiate. + } else if (isInternalComponentType(element.type)) { + // This is temporarily available for custom components that are not string + // represenations. I.e. ART. Once those are updated to use the string + // representation, we can drop this code path. + instance = new element.type(element); + } else { + instance = new ReactCompositeComponentWrapper(); + } + } else if (typeof node === 'string' || typeof node === 'number') { + instance = ReactNativeComponent.createInstanceForText(node); + } else { + ("production" !== process.env.NODE_ENV ? invariant( + false, + 'Encountered invalid React node of type %s', + typeof node + ) : invariant(false)); + } + + if ("production" !== process.env.NODE_ENV) { + ("production" !== process.env.NODE_ENV ? warning( + typeof instance.construct === 'function' && + typeof instance.mountComponent === 'function' && + typeof instance.receiveComponent === 'function' && + typeof instance.unmountComponent === 'function', + 'Only React Components can be mounted.' + ) : null); + } + + // Sets up the instance. This can probably just move into the constructor now. + instance.construct(node); + + // These two fields are used by the DOM and ART diffing algorithms + // respectively. Instead of using expandos on components, we should be + // storing the state needed by the diffing algorithms elsewhere. + instance._mountIndex = 0; + instance._mountImage = null; + + if ("production" !== process.env.NODE_ENV) { + instance._isOwnerNecessary = false; + instance._warnedAboutRefsInRender = false; + } + + // Internal instances should fully constructed at this point, so they should + // not get any new fields added to them at this point. + if ("production" !== process.env.NODE_ENV) { + if (Object.preventExtensions) { + Object.preventExtensions(instance); + } + } + + return instance; +} + +module.exports = instantiateReactComponent; + +}).call(this,require('_process')) + +},{"./Object.assign":69,"./ReactCompositeComponent":83,"./ReactEmptyComponent":105,"./ReactNativeComponent":120,"./invariant":191,"./warning":212,"_process":1}],191:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule invariant + */ + +"use strict"; + +/** + * Use invariant() to assert state which your program assumes to be true. + * + * Provide sprintf-style format (only %s is supported) and arguments + * to provide information about what broke and what you were + * expecting. + * + * The invariant message will be stripped in production, but the invariant + * will remain to ensure logic does not differ in production. + */ + +var invariant = function(condition, format, a, b, c, d, e, f) { + if ("production" !== process.env.NODE_ENV) { + if (format === undefined) { + throw new Error('invariant requires an error message argument'); + } + } + + if (!condition) { + var error; + if (format === undefined) { + error = new Error( + 'Minified exception occurred; use the non-minified dev environment ' + + 'for the full error message and additional helpful warnings.' + ); + } else { + var args = [a, b, c, d, e, f]; + var argIndex = 0; + error = new Error( + 'Invariant Violation: ' + + format.replace(/%s/g, function() { return args[argIndex++]; }) + ); + } + + error.framesToPop = 1; // we don't care about invariant's own frame + throw error; + } +}; + +module.exports = invariant; + +}).call(this,require('_process')) + +},{"_process":1}],192:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule isEventSupported + */ + +'use strict'; + +var ExecutionEnvironment = require("./ExecutionEnvironment"); + +var useHasFeature; +if (ExecutionEnvironment.canUseDOM) { + useHasFeature = + document.implementation && + document.implementation.hasFeature && + // always returns true in newer browsers as per the standard. + // @see http://dom.spec.whatwg.org/#dom-domimplementation-hasfeature + document.implementation.hasFeature('', '') !== true; +} + +/** + * Checks if an event is supported in the current execution environment. + * + * NOTE: This will not work correctly for non-generic events such as `change`, + * `reset`, `load`, `error`, and `select`. + * + * Borrows from Modernizr. + * + * @param {string} eventNameSuffix Event name, e.g. "click". + * @param {?boolean} capture Check if the capture phase is supported. + * @return {boolean} True if the event is supported. + * @internal + * @license Modernizr 3.0.0pre (Custom Build) | MIT + */ +function isEventSupported(eventNameSuffix, capture) { + if (!ExecutionEnvironment.canUseDOM || + capture && !('addEventListener' in document)) { + return false; + } + + var eventName = 'on' + eventNameSuffix; + var isSupported = eventName in document; + + if (!isSupported) { + var element = document.createElement('div'); + element.setAttribute(eventName, 'return;'); + isSupported = typeof element[eventName] === 'function'; + } + + if (!isSupported && useHasFeature && eventNameSuffix === 'wheel') { + // This is the only way to test support for the `wheel` event in IE9+. + isSupported = document.implementation.hasFeature('Events.wheel', '3.0'); + } + + return isSupported; +} + +module.exports = isEventSupported; + +},{"./ExecutionEnvironment":62}],193:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule isNode + * @typechecks + */ + +/** + * @param {*} object The object to check. + * @return {boolean} Whether or not the object is a DOM node. + */ +function isNode(object) { + return !!(object && ( + ((typeof Node === 'function' ? object instanceof Node : typeof object === 'object' && + typeof object.nodeType === 'number' && + typeof object.nodeName === 'string')) + )); +} + +module.exports = isNode; + +},{}],194:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule isTextInputElement + */ + +'use strict'; + +/** + * @see http://www.whatwg.org/specs/web-apps/current-work/multipage/the-input-element.html#input-type-attr-summary + */ +var supportedInputTypes = { + 'color': true, + 'date': true, + 'datetime': true, + 'datetime-local': true, + 'email': true, + 'month': true, + 'number': true, + 'password': true, + 'range': true, + 'search': true, + 'tel': true, + 'text': true, + 'time': true, + 'url': true, + 'week': true +}; + +function isTextInputElement(elem) { + return elem && ( + (elem.nodeName === 'INPUT' && supportedInputTypes[elem.type] || elem.nodeName === 'TEXTAREA') + ); +} + +module.exports = isTextInputElement; + +},{}],195:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule isTextNode + * @typechecks + */ + +var isNode = require("./isNode"); + +/** + * @param {*} object The object to check. + * @return {boolean} Whether or not the object is a DOM text node. + */ +function isTextNode(object) { + return isNode(object) && object.nodeType == 3; +} + +module.exports = isTextNode; + +},{"./isNode":193}],196:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule joinClasses + * @typechecks static-only + */ + +'use strict'; + +/** + * Combines multiple className strings into one. + * http://jsperf.com/joinclasses-args-vs-array + * + * @param {...?string} classes + * @return {string} + */ +function joinClasses(className/*, ... */) { + if (!className) { + className = ''; + } + var nextClass; + var argLength = arguments.length; + if (argLength > 1) { + for (var ii = 1; ii < argLength; ii++) { + nextClass = arguments[ii]; + if (nextClass) { + className = (className ? className + ' ' : '') + nextClass; + } + } + } + return className; +} + +module.exports = joinClasses; + +},{}],197:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule keyMirror + * @typechecks static-only + */ + +'use strict'; + +var invariant = require("./invariant"); + +/** + * Constructs an enumeration with keys equal to their value. + * + * For example: + * + * var COLORS = keyMirror({blue: null, red: null}); + * var myColor = COLORS.blue; + * var isColorValid = !!COLORS[myColor]; + * + * The last line could not be performed if the values of the generated enum were + * not equal to their keys. + * + * Input: {key1: val1, key2: val2} + * Output: {key1: key1, key2: key2} + * + * @param {object} obj + * @return {object} + */ +var keyMirror = function(obj) { + var ret = {}; + var key; + ("production" !== process.env.NODE_ENV ? invariant( + obj instanceof Object && !Array.isArray(obj), + 'keyMirror(...): Argument must be an object.' + ) : invariant(obj instanceof Object && !Array.isArray(obj))); + for (key in obj) { + if (!obj.hasOwnProperty(key)) { + continue; + } + ret[key] = key; + } + return ret; +}; + +module.exports = keyMirror; + +}).call(this,require('_process')) + +},{"./invariant":191,"_process":1}],198:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule keyOf + */ + +/** + * Allows extraction of a minified key. Let's the build system minify keys + * without loosing the ability to dynamically use key strings as values + * themselves. Pass in an object with a single key/val pair and it will return + * you the string key of that single record. Suppose you want to grab the + * value for a key 'className' inside of an object. Key/val minification may + * have aliased that key to be 'xa12'. keyOf({className: null}) will return + * 'xa12' in that case. Resolve keys you want to use once at startup time, then + * reuse those resolutions. + */ +var keyOf = function(oneKeyObj) { + var key; + for (key in oneKeyObj) { + if (!oneKeyObj.hasOwnProperty(key)) { + continue; + } + return key; + } + return null; +}; + + +module.exports = keyOf; + +},{}],199:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule mapObject + */ + +'use strict'; + +var hasOwnProperty = Object.prototype.hasOwnProperty; + +/** + * Executes the provided `callback` once for each enumerable own property in the + * object and constructs a new object from the results. The `callback` is + * invoked with three arguments: + * + * - the property value + * - the property name + * - the object being traversed + * + * Properties that are added after the call to `mapObject` will not be visited + * by `callback`. If the values of existing properties are changed, the value + * passed to `callback` will be the value at the time `mapObject` visits them. + * Properties that are deleted before being visited are not visited. + * + * @grep function objectMap() + * @grep function objMap() + * + * @param {?object} object + * @param {function} callback + * @param {*} context + * @return {?object} + */ +function mapObject(object, callback, context) { + if (!object) { + return null; + } + var result = {}; + for (var name in object) { + if (hasOwnProperty.call(object, name)) { + result[name] = callback.call(context, object[name], name, object); + } + } + return result; +} + +module.exports = mapObject; + +},{}],200:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule memoizeStringOnly + * @typechecks static-only + */ + +'use strict'; + +/** + * Memoizes the return value of a function that accepts one string argument. + * + * @param {function} callback + * @return {function} + */ +function memoizeStringOnly(callback) { + var cache = {}; + return function(string) { + if (!cache.hasOwnProperty(string)) { + cache[string] = callback.call(this, string); + } + return cache[string]; + }; +} + +module.exports = memoizeStringOnly; + +},{}],201:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule onlyChild + */ +'use strict'; + +var ReactElement = require("./ReactElement"); + +var invariant = require("./invariant"); + +/** + * Returns the first child in a collection of children and verifies that there + * is only one child in the collection. The current implementation of this + * function assumes that a single child gets passed without a wrapper, but the + * purpose of this helper function is to abstract away the particular structure + * of children. + * + * @param {?object} children Child collection structure. + * @return {ReactComponent} The first and only `ReactComponent` contained in the + * structure. + */ +function onlyChild(children) { + ("production" !== process.env.NODE_ENV ? invariant( + ReactElement.isValidElement(children), + 'onlyChild must be passed a children with exactly one child.' + ) : invariant(ReactElement.isValidElement(children))); + return children; +} + +module.exports = onlyChild; + +}).call(this,require('_process')) + +},{"./ReactElement":103,"./invariant":191,"_process":1}],202:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule performance + * @typechecks + */ + +"use strict"; + +var ExecutionEnvironment = require("./ExecutionEnvironment"); + +var performance; + +if (ExecutionEnvironment.canUseDOM) { + performance = + window.performance || + window.msPerformance || + window.webkitPerformance; +} + +module.exports = performance || {}; + +},{"./ExecutionEnvironment":62}],203:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule performanceNow + * @typechecks + */ + +var performance = require("./performance"); + +/** + * Detect if we can use `window.performance.now()` and gracefully fallback to + * `Date.now()` if it doesn't exist. We need to support Firefox < 15 for now + * because of Facebook's testing infrastructure. + */ +if (!performance || !performance.now) { + performance = Date; +} + +var performanceNow = performance.now.bind(performance); + +module.exports = performanceNow; + +},{"./performance":202}],204:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule quoteAttributeValueForBrowser + */ + +'use strict'; + +var escapeTextContentForBrowser = require("./escapeTextContentForBrowser"); + +/** + * Escapes attribute value to prevent scripting attacks. + * + * @param {*} value Value to escape. + * @return {string} An escaped string. + */ +function quoteAttributeValueForBrowser(value) { + return '"' + escapeTextContentForBrowser(value) + '"'; +} + +module.exports = quoteAttributeValueForBrowser; + +},{"./escapeTextContentForBrowser":172}],205:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule setInnerHTML + */ + +/* globals MSApp */ + +'use strict'; + +var ExecutionEnvironment = require("./ExecutionEnvironment"); + +var WHITESPACE_TEST = /^[ \r\n\t\f]/; +var NONVISIBLE_TEST = /<(!--|link|noscript|meta|script|style)[ \r\n\t\f\/>]/; + +/** + * Set the innerHTML property of a node, ensuring that whitespace is preserved + * even in IE8. + * + * @param {DOMElement} node + * @param {string} html + * @internal + */ +var setInnerHTML = function(node, html) { + node.innerHTML = html; +}; + +// Win8 apps: Allow all html to be inserted +if (typeof MSApp !== 'undefined' && MSApp.execUnsafeLocalFunction) { + setInnerHTML = function(node, html) { + MSApp.execUnsafeLocalFunction(function() { + node.innerHTML = html; + }); + }; +} + +if (ExecutionEnvironment.canUseDOM) { + // IE8: When updating a just created node with innerHTML only leading + // whitespace is removed. When updating an existing node with innerHTML + // whitespace in root TextNodes is also collapsed. + // @see quirksmode.org/bugreports/archives/2004/11/innerhtml_and_t.html + + // Feature detection; only IE8 is known to behave improperly like this. + var testElement = document.createElement('div'); + testElement.innerHTML = ' '; + if (testElement.innerHTML === '') { + setInnerHTML = function(node, html) { + // Magic theory: IE8 supposedly differentiates between added and updated + // nodes when processing innerHTML, innerHTML on updated nodes suffers + // from worse whitespace behavior. Re-adding a node like this triggers + // the initial and more favorable whitespace behavior. + // TODO: What to do on a detached node? + if (node.parentNode) { + node.parentNode.replaceChild(node, node); + } + + // We also implement a workaround for non-visible tags disappearing into + // thin air on IE8, this only happens if there is no visible text + // in-front of the non-visible tags. Piggyback on the whitespace fix + // and simply check if any non-visible tags appear in the source. + if (WHITESPACE_TEST.test(html) || + html[0] === '<' && NONVISIBLE_TEST.test(html)) { + // Recover leading whitespace by temporarily prepending any character. + // \uFEFF has the potential advantage of being zero-width/invisible. + node.innerHTML = '\uFEFF' + html; + + // deleteData leaves an empty `TextNode` which offsets the index of all + // children. Definitely want to avoid this. + var textNode = node.firstChild; + if (textNode.data.length === 1) { + node.removeChild(textNode); + } else { + textNode.deleteData(0, 1); + } + } else { + node.innerHTML = html; + } + }; + } +} + +module.exports = setInnerHTML; + +},{"./ExecutionEnvironment":62}],206:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule setTextContent + */ + +'use strict'; + +var ExecutionEnvironment = require("./ExecutionEnvironment"); +var escapeTextContentForBrowser = require("./escapeTextContentForBrowser"); +var setInnerHTML = require("./setInnerHTML"); + +/** + * Set the textContent property of a node, ensuring that whitespace is preserved + * even in IE8. innerText is a poor substitute for textContent and, among many + * issues, inserts <br> instead of the literal newline chars. innerHTML behaves + * as it should. + * + * @param {DOMElement} node + * @param {string} text + * @internal + */ +var setTextContent = function(node, text) { + node.textContent = text; +}; + +if (ExecutionEnvironment.canUseDOM) { + if (!('textContent' in document.documentElement)) { + setTextContent = function(node, text) { + setInnerHTML(node, escapeTextContentForBrowser(text)); + }; + } +} + +module.exports = setTextContent; + +},{"./ExecutionEnvironment":62,"./escapeTextContentForBrowser":172,"./setInnerHTML":205}],207:[function(require,module,exports){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule shallowEqual + */ + +'use strict'; + +/** + * Performs equality by iterating through keys on an object and returning + * false when any key has values which are not strictly equal between + * objA and objB. Returns true when the values of all keys are strictly equal. + * + * @return {boolean} + */ +function shallowEqual(objA, objB) { + if (objA === objB) { + return true; + } + var key; + // Test for A's keys different from B. + for (key in objA) { + if (objA.hasOwnProperty(key) && + (!objB.hasOwnProperty(key) || objA[key] !== objB[key])) { + return false; + } + } + // Test for B's keys missing from A. + for (key in objB) { + if (objB.hasOwnProperty(key) && !objA.hasOwnProperty(key)) { + return false; + } + } + return true; +} + +module.exports = shallowEqual; + +},{}],208:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule shouldUpdateReactComponent + * @typechecks static-only + */ + +'use strict'; + +var warning = require("./warning"); + +/** + * Given a `prevElement` and `nextElement`, determines if the existing + * instance should be updated as opposed to being destroyed or replaced by a new + * instance. Both arguments are elements. This ensures that this logic can + * operate on stateless trees without any backing instance. + * + * @param {?object} prevElement + * @param {?object} nextElement + * @return {boolean} True if the existing instance should be updated. + * @protected + */ +function shouldUpdateReactComponent(prevElement, nextElement) { + if (prevElement != null && nextElement != null) { + var prevType = typeof prevElement; + var nextType = typeof nextElement; + if (prevType === 'string' || prevType === 'number') { + return (nextType === 'string' || nextType === 'number'); + } else { + if (nextType === 'object' && + prevElement.type === nextElement.type && + prevElement.key === nextElement.key) { + var ownersMatch = prevElement._owner === nextElement._owner; + var prevName = null; + var nextName = null; + var nextDisplayName = null; + if ("production" !== process.env.NODE_ENV) { + if (!ownersMatch) { + if (prevElement._owner != null && + prevElement._owner.getPublicInstance() != null && + prevElement._owner.getPublicInstance().constructor != null) { + prevName = + prevElement._owner.getPublicInstance().constructor.displayName; + } + if (nextElement._owner != null && + nextElement._owner.getPublicInstance() != null && + nextElement._owner.getPublicInstance().constructor != null) { + nextName = + nextElement._owner.getPublicInstance().constructor.displayName; + } + if (nextElement.type != null && + nextElement.type.displayName != null) { + nextDisplayName = nextElement.type.displayName; + } + if (nextElement.type != null && typeof nextElement.type === 'string') { + nextDisplayName = nextElement.type; + } + if (typeof nextElement.type !== 'string' || + nextElement.type === 'input' || + nextElement.type === 'textarea') { + if ((prevElement._owner != null && + prevElement._owner._isOwnerNecessary === false) || + (nextElement._owner != null && + nextElement._owner._isOwnerNecessary === false)) { + if (prevElement._owner != null) { + prevElement._owner._isOwnerNecessary = true; + } + if (nextElement._owner != null) { + nextElement._owner._isOwnerNecessary = true; + } + ("production" !== process.env.NODE_ENV ? warning( + false, + '<%s /> is being rendered by both %s and %s using the same ' + + 'key (%s) in the same place. Currently, this means that ' + + 'they don\'t preserve state. This behavior should be very ' + + 'rare so we\'re considering deprecating it. Please contact ' + + 'the React team and explain your use case so that we can ' + + 'take that into consideration.', + nextDisplayName || 'Unknown Component', + prevName || '[Unknown]', + nextName || '[Unknown]', + prevElement.key + ) : null); + } + } + } + } + return ownersMatch; + } + } + } + return false; +} + +module.exports = shouldUpdateReactComponent; + +}).call(this,require('_process')) + +},{"./warning":212,"_process":1}],209:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2014-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule toArray + * @typechecks + */ + +var invariant = require("./invariant"); + +/** + * Convert array-like objects to arrays. + * + * This API assumes the caller knows the contents of the data type. For less + * well defined inputs use createArrayFromMixed. + * + * @param {object|function|filelist} obj + * @return {array} + */ +function toArray(obj) { + var length = obj.length; + + // Some browse builtin objects can report typeof 'function' (e.g. NodeList in + // old versions of Safari). + ("production" !== process.env.NODE_ENV ? invariant( + !Array.isArray(obj) && + (typeof obj === 'object' || typeof obj === 'function'), + 'toArray: Array-like object expected' + ) : invariant(!Array.isArray(obj) && + (typeof obj === 'object' || typeof obj === 'function'))); + + ("production" !== process.env.NODE_ENV ? invariant( + typeof length === 'number', + 'toArray: Object needs a length property' + ) : invariant(typeof length === 'number')); + + ("production" !== process.env.NODE_ENV ? invariant( + length === 0 || + (length - 1) in obj, + 'toArray: Object should have keys for indices' + ) : invariant(length === 0 || + (length - 1) in obj)); + + // Old IE doesn't give collections access to hasOwnProperty. Assume inputs + // without method will throw during the slice call and skip straight to the + // fallback. + if (obj.hasOwnProperty) { + try { + return Array.prototype.slice.call(obj); + } catch (e) { + // IE < 9 does not support Array#slice on collections objects + } + } + + // Fall back to copying key by key. This assumes all keys have a value, + // so will not preserve sparsely populated inputs. + var ret = Array(length); + for (var ii = 0; ii < length; ii++) { + ret[ii] = obj[ii]; + } + return ret; +} + +module.exports = toArray; + +}).call(this,require('_process')) + +},{"./invariant":191,"_process":1}],210:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule traverseAllChildren + */ + +'use strict'; + +var ReactElement = require("./ReactElement"); +var ReactFragment = require("./ReactFragment"); +var ReactInstanceHandles = require("./ReactInstanceHandles"); + +var getIteratorFn = require("./getIteratorFn"); +var invariant = require("./invariant"); +var warning = require("./warning"); + +var SEPARATOR = ReactInstanceHandles.SEPARATOR; +var SUBSEPARATOR = ':'; + +/** + * TODO: Test that a single child and an array with one item have the same key + * pattern. + */ + +var userProvidedKeyEscaperLookup = { + '=': '=0', + '.': '=1', + ':': '=2' +}; + +var userProvidedKeyEscapeRegex = /[=.:]/g; + +var didWarnAboutMaps = false; + +function userProvidedKeyEscaper(match) { + return userProvidedKeyEscaperLookup[match]; +} + +/** + * Generate a key string that identifies a component within a set. + * + * @param {*} component A component that could contain a manual key. + * @param {number} index Index that is used if a manual key is not provided. + * @return {string} + */ +function getComponentKey(component, index) { + if (component && component.key != null) { + // Explicit key + return wrapUserProvidedKey(component.key); + } + // Implicit key determined by the index in the set + return index.toString(36); +} + +/** + * Escape a component key so that it is safe to use in a reactid. + * + * @param {*} key Component key to be escaped. + * @return {string} An escaped string. + */ +function escapeUserProvidedKey(text) { + return ('' + text).replace( + userProvidedKeyEscapeRegex, + userProvidedKeyEscaper + ); +} + +/** + * Wrap a `key` value explicitly provided by the user to distinguish it from + * implicitly-generated keys generated by a component's index in its parent. + * + * @param {string} key Value of a user-provided `key` attribute + * @return {string} + */ +function wrapUserProvidedKey(key) { + return '$' + escapeUserProvidedKey(key); +} + +/** + * @param {?*} children Children tree container. + * @param {!string} nameSoFar Name of the key path so far. + * @param {!number} indexSoFar Number of children encountered until this point. + * @param {!function} callback Callback to invoke with each child found. + * @param {?*} traverseContext Used to pass information throughout the traversal + * process. + * @return {!number} The number of children in this subtree. + */ +function traverseAllChildrenImpl( + children, + nameSoFar, + indexSoFar, + callback, + traverseContext +) { + var type = typeof children; + + if (type === 'undefined' || type === 'boolean') { + // All of the above are perceived as null. + children = null; + } + + if (children === null || + type === 'string' || + type === 'number' || + ReactElement.isValidElement(children)) { + callback( + traverseContext, + children, + // If it's the only child, treat the name as if it was wrapped in an array + // so that it's consistent if the number of children grows. + nameSoFar === '' ? SEPARATOR + getComponentKey(children, 0) : nameSoFar, + indexSoFar + ); + return 1; + } + + var child, nextName, nextIndex; + var subtreeCount = 0; // Count of children found in the current subtree. + + if (Array.isArray(children)) { + for (var i = 0; i < children.length; i++) { + child = children[i]; + nextName = ( + (nameSoFar !== '' ? nameSoFar + SUBSEPARATOR : SEPARATOR) + + getComponentKey(child, i) + ); + nextIndex = indexSoFar + subtreeCount; + subtreeCount += traverseAllChildrenImpl( + child, + nextName, + nextIndex, + callback, + traverseContext + ); + } + } else { + var iteratorFn = getIteratorFn(children); + if (iteratorFn) { + var iterator = iteratorFn.call(children); + var step; + if (iteratorFn !== children.entries) { + var ii = 0; + while (!(step = iterator.next()).done) { + child = step.value; + nextName = ( + (nameSoFar !== '' ? nameSoFar + SUBSEPARATOR : SEPARATOR) + + getComponentKey(child, ii++) + ); + nextIndex = indexSoFar + subtreeCount; + subtreeCount += traverseAllChildrenImpl( + child, + nextName, + nextIndex, + callback, + traverseContext + ); + } + } else { + if ("production" !== process.env.NODE_ENV) { + ("production" !== process.env.NODE_ENV ? warning( + didWarnAboutMaps, + 'Using Maps as children is not yet fully supported. It is an ' + + 'experimental feature that might be removed. Convert it to a ' + + 'sequence / iterable of keyed ReactElements instead.' + ) : null); + didWarnAboutMaps = true; + } + // Iterator will provide entry [k,v] tuples rather than values. + while (!(step = iterator.next()).done) { + var entry = step.value; + if (entry) { + child = entry[1]; + nextName = ( + (nameSoFar !== '' ? nameSoFar + SUBSEPARATOR : SEPARATOR) + + wrapUserProvidedKey(entry[0]) + SUBSEPARATOR + + getComponentKey(child, 0) + ); + nextIndex = indexSoFar + subtreeCount; + subtreeCount += traverseAllChildrenImpl( + child, + nextName, + nextIndex, + callback, + traverseContext + ); + } + } + } + } else if (type === 'object') { + ("production" !== process.env.NODE_ENV ? invariant( + children.nodeType !== 1, + 'traverseAllChildren(...): Encountered an invalid child; DOM ' + + 'elements are not valid children of React components.' + ) : invariant(children.nodeType !== 1)); + var fragment = ReactFragment.extract(children); + for (var key in fragment) { + if (fragment.hasOwnProperty(key)) { + child = fragment[key]; + nextName = ( + (nameSoFar !== '' ? nameSoFar + SUBSEPARATOR : SEPARATOR) + + wrapUserProvidedKey(key) + SUBSEPARATOR + + getComponentKey(child, 0) + ); + nextIndex = indexSoFar + subtreeCount; + subtreeCount += traverseAllChildrenImpl( + child, + nextName, + nextIndex, + callback, + traverseContext + ); + } + } + } + } + + return subtreeCount; +} + +/** + * Traverses children that are typically specified as `props.children`, but + * might also be specified through attributes: + * + * - `traverseAllChildren(this.props.children, ...)` + * - `traverseAllChildren(this.props.leftPanelChildren, ...)` + * + * The `traverseContext` is an optional argument that is passed through the + * entire traversal. It can be used to store accumulations or anything else that + * the callback might find relevant. + * + * @param {?*} children Children tree object. + * @param {!function} callback To invoke upon traversing each child. + * @param {?*} traverseContext Context for traversal. + * @return {!number} The number of children in this subtree. + */ +function traverseAllChildren(children, callback, traverseContext) { + if (children == null) { + return 0; + } + + return traverseAllChildrenImpl(children, '', 0, callback, traverseContext); +} + +module.exports = traverseAllChildren; + +}).call(this,require('_process')) + +},{"./ReactElement":103,"./ReactFragment":109,"./ReactInstanceHandles":112,"./getIteratorFn":182,"./invariant":191,"./warning":212,"_process":1}],211:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2013-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule update + */ + + /* global hasOwnProperty:true */ + +'use strict'; + +var assign = require("./Object.assign"); +var keyOf = require("./keyOf"); +var invariant = require("./invariant"); +var hasOwnProperty = {}.hasOwnProperty; + +function shallowCopy(x) { + if (Array.isArray(x)) { + return x.concat(); + } else if (x && typeof x === 'object') { + return assign(new x.constructor(), x); + } else { + return x; + } +} + +var COMMAND_PUSH = keyOf({$push: null}); +var COMMAND_UNSHIFT = keyOf({$unshift: null}); +var COMMAND_SPLICE = keyOf({$splice: null}); +var COMMAND_SET = keyOf({$set: null}); +var COMMAND_MERGE = keyOf({$merge: null}); +var COMMAND_APPLY = keyOf({$apply: null}); + +var ALL_COMMANDS_LIST = [ + COMMAND_PUSH, + COMMAND_UNSHIFT, + COMMAND_SPLICE, + COMMAND_SET, + COMMAND_MERGE, + COMMAND_APPLY +]; + +var ALL_COMMANDS_SET = {}; + +ALL_COMMANDS_LIST.forEach(function(command) { + ALL_COMMANDS_SET[command] = true; +}); + +function invariantArrayCase(value, spec, command) { + ("production" !== process.env.NODE_ENV ? invariant( + Array.isArray(value), + 'update(): expected target of %s to be an array; got %s.', + command, + value + ) : invariant(Array.isArray(value))); + var specValue = spec[command]; + ("production" !== process.env.NODE_ENV ? invariant( + Array.isArray(specValue), + 'update(): expected spec of %s to be an array; got %s. ' + + 'Did you forget to wrap your parameter in an array?', + command, + specValue + ) : invariant(Array.isArray(specValue))); +} + +function update(value, spec) { + ("production" !== process.env.NODE_ENV ? invariant( + typeof spec === 'object', + 'update(): You provided a key path to update() that did not contain one ' + + 'of %s. Did you forget to include {%s: ...}?', + ALL_COMMANDS_LIST.join(', '), + COMMAND_SET + ) : invariant(typeof spec === 'object')); + + if (hasOwnProperty.call(spec, COMMAND_SET)) { + ("production" !== process.env.NODE_ENV ? invariant( + Object.keys(spec).length === 1, + 'Cannot have more than one key in an object with %s', + COMMAND_SET + ) : invariant(Object.keys(spec).length === 1)); + + return spec[COMMAND_SET]; + } + + var nextValue = shallowCopy(value); + + if (hasOwnProperty.call(spec, COMMAND_MERGE)) { + var mergeObj = spec[COMMAND_MERGE]; + ("production" !== process.env.NODE_ENV ? invariant( + mergeObj && typeof mergeObj === 'object', + 'update(): %s expects a spec of type \'object\'; got %s', + COMMAND_MERGE, + mergeObj + ) : invariant(mergeObj && typeof mergeObj === 'object')); + ("production" !== process.env.NODE_ENV ? invariant( + nextValue && typeof nextValue === 'object', + 'update(): %s expects a target of type \'object\'; got %s', + COMMAND_MERGE, + nextValue + ) : invariant(nextValue && typeof nextValue === 'object')); + assign(nextValue, spec[COMMAND_MERGE]); + } + + if (hasOwnProperty.call(spec, COMMAND_PUSH)) { + invariantArrayCase(value, spec, COMMAND_PUSH); + spec[COMMAND_PUSH].forEach(function(item) { + nextValue.push(item); + }); + } + + if (hasOwnProperty.call(spec, COMMAND_UNSHIFT)) { + invariantArrayCase(value, spec, COMMAND_UNSHIFT); + spec[COMMAND_UNSHIFT].forEach(function(item) { + nextValue.unshift(item); + }); + } + + if (hasOwnProperty.call(spec, COMMAND_SPLICE)) { + ("production" !== process.env.NODE_ENV ? invariant( + Array.isArray(value), + 'Expected %s target to be an array; got %s', + COMMAND_SPLICE, + value + ) : invariant(Array.isArray(value))); + ("production" !== process.env.NODE_ENV ? invariant( + Array.isArray(spec[COMMAND_SPLICE]), + 'update(): expected spec of %s to be an array of arrays; got %s. ' + + 'Did you forget to wrap your parameters in an array?', + COMMAND_SPLICE, + spec[COMMAND_SPLICE] + ) : invariant(Array.isArray(spec[COMMAND_SPLICE]))); + spec[COMMAND_SPLICE].forEach(function(args) { + ("production" !== process.env.NODE_ENV ? invariant( + Array.isArray(args), + 'update(): expected spec of %s to be an array of arrays; got %s. ' + + 'Did you forget to wrap your parameters in an array?', + COMMAND_SPLICE, + spec[COMMAND_SPLICE] + ) : invariant(Array.isArray(args))); + nextValue.splice.apply(nextValue, args); + }); + } + + if (hasOwnProperty.call(spec, COMMAND_APPLY)) { + ("production" !== process.env.NODE_ENV ? invariant( + typeof spec[COMMAND_APPLY] === 'function', + 'update(): expected spec of %s to be a function; got %s.', + COMMAND_APPLY, + spec[COMMAND_APPLY] + ) : invariant(typeof spec[COMMAND_APPLY] === 'function')); + nextValue = spec[COMMAND_APPLY](nextValue); + } + + for (var k in spec) { + if (!(ALL_COMMANDS_SET.hasOwnProperty(k) && ALL_COMMANDS_SET[k])) { + nextValue[k] = update(value[k], spec[k]); + } + } + + return nextValue; +} + +module.exports = update; + +}).call(this,require('_process')) + +},{"./Object.assign":69,"./invariant":191,"./keyOf":198,"_process":1}],212:[function(require,module,exports){ +(function (process){ +/** + * Copyright 2014-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * @providesModule warning + */ + +"use strict"; + +var emptyFunction = require("./emptyFunction"); + +/** + * Similar to invariant but only logs a warning if the condition is not met. + * This can be used to log issues in development environments in critical + * paths. Removing the logging code for production environments will keep the + * same logic and follow the same code paths. + */ + +var warning = emptyFunction; + +if ("production" !== process.env.NODE_ENV) { + warning = function(condition, format ) {for (var args=[],$__0=2,$__1=arguments.length;$__0<$__1;$__0++) args.push(arguments[$__0]); + if (format === undefined) { + throw new Error( + '`warning(condition, format, ...args)` requires a warning ' + + 'message argument' + ); + } + + if (format.length < 10 || /^[s\W]*$/.test(format)) { + throw new Error( + 'The warning format should be able to uniquely identify this ' + + 'warning. Please, use a more descriptive format than: ' + format + ); + } + + if (format.indexOf('Failed Composite propType: ') === 0) { + return; // Ignore CompositeComponent proptype check. + } + + if (!condition) { + var argIndex = 0; + var message = 'Warning: ' + format.replace(/%s/g, function() {return args[argIndex++];}); + console.warn(message); + try { + // --- Welcome to debugging React --- + // This error was thrown as a convenience so that you can use this stack + // to find the callsite that caused this warning to fire. + throw new Error(message); + } catch(x) {} + } + }; +} + +module.exports = warning; + +}).call(this,require('_process')) + +},{"./emptyFunction":170,"_process":1}],"flux":[function(require,module,exports){ +/** + * Copyright (c) 2014-2015, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + */ + +module.exports.Dispatcher = require('./lib/Dispatcher'); + +},{"./lib/Dispatcher":2}],"jquery":[function(require,module,exports){ +/*! + * jQuery JavaScript Library v2.1.4 + * http://jquery.com/ + * + * Includes Sizzle.js + * http://sizzlejs.com/ + * + * Copyright 2005, 2014 jQuery Foundation, Inc. and other contributors + * Released under the MIT license + * http://jquery.org/license + * + * Date: 2015-04-28T16:01Z + */ + +(function( global, factory ) { + + if ( typeof module === "object" && typeof module.exports === "object" ) { + // For CommonJS and CommonJS-like environments where a proper `window` + // is present, execute the factory and get jQuery. + // For environments that do not have a `window` with a `document` + // (such as Node.js), expose a factory as module.exports. + // This accentuates the need for the creation of a real `window`. + // e.g. var jQuery = require("jquery")(window); + // See ticket #14549 for more info. + module.exports = global.document ? + factory( global, true ) : + function( w ) { + if ( !w.document ) { + throw new Error( "jQuery requires a window with a document" ); + } + return factory( w ); + }; + } else { + factory( global ); + } + +// Pass this if window is not defined yet +}(typeof window !== "undefined" ? window : this, function( window, noGlobal ) { + +// Support: Firefox 18+ +// Can't be in strict mode, several libs including ASP.NET trace +// the stack via arguments.caller.callee and Firefox dies if +// you try to trace through "use strict" call chains. (#13335) +// + +var arr = []; + +var slice = arr.slice; + +var concat = arr.concat; + +var push = arr.push; + +var indexOf = arr.indexOf; + +var class2type = {}; + +var toString = class2type.toString; + +var hasOwn = class2type.hasOwnProperty; + +var support = {}; + + + +var + // Use the correct document accordingly with window argument (sandbox) + document = window.document, + + version = "2.1.4", + + // Define a local copy of jQuery + jQuery = function( selector, context ) { + // The jQuery object is actually just the init constructor 'enhanced' + // Need init if jQuery is called (just allow error to be thrown if not included) + return new jQuery.fn.init( selector, context ); + }, + + // Support: Android<4.1 + // Make sure we trim BOM and NBSP + rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g, + + // Matches dashed string for camelizing + rmsPrefix = /^-ms-/, + rdashAlpha = /-([\da-z])/gi, + + // Used by jQuery.camelCase as callback to replace() + fcamelCase = function( all, letter ) { + return letter.toUpperCase(); + }; + +jQuery.fn = jQuery.prototype = { + // The current version of jQuery being used + jquery: version, + + constructor: jQuery, + + // Start with an empty selector + selector: "", + + // The default length of a jQuery object is 0 + length: 0, + + toArray: function() { + return slice.call( this ); + }, + + // Get the Nth element in the matched element set OR + // Get the whole matched element set as a clean array + get: function( num ) { + return num != null ? + + // Return just the one element from the set + ( num < 0 ? this[ num + this.length ] : this[ num ] ) : + + // Return all the elements in a clean array + slice.call( this ); + }, + + // Take an array of elements and push it onto the stack + // (returning the new matched element set) + pushStack: function( elems ) { + + // Build a new jQuery matched element set + var ret = jQuery.merge( this.constructor(), elems ); + + // Add the old object onto the stack (as a reference) + ret.prevObject = this; + ret.context = this.context; + + // Return the newly-formed element set + return ret; + }, + + // Execute a callback for every element in the matched set. + // (You can seed the arguments with an array of args, but this is + // only used internally.) + each: function( callback, args ) { + return jQuery.each( this, callback, args ); + }, + + map: function( callback ) { + return this.pushStack( jQuery.map(this, function( elem, i ) { + return callback.call( elem, i, elem ); + })); + }, + + slice: function() { + return this.pushStack( slice.apply( this, arguments ) ); + }, + + first: function() { + return this.eq( 0 ); + }, + + last: function() { + return this.eq( -1 ); + }, + + eq: function( i ) { + var len = this.length, + j = +i + ( i < 0 ? len : 0 ); + return this.pushStack( j >= 0 && j < len ? [ this[j] ] : [] ); + }, + + end: function() { + return this.prevObject || this.constructor(null); + }, + + // For internal use only. + // Behaves like an Array's method, not like a jQuery method. + push: push, + sort: arr.sort, + splice: arr.splice +}; + +jQuery.extend = jQuery.fn.extend = function() { + var options, name, src, copy, copyIsArray, clone, + target = arguments[0] || {}, + i = 1, + length = arguments.length, + deep = false; + + // Handle a deep copy situation + if ( typeof target === "boolean" ) { + deep = target; + + // Skip the boolean and the target + target = arguments[ i ] || {}; + i++; + } + + // Handle case when target is a string or something (possible in deep copy) + if ( typeof target !== "object" && !jQuery.isFunction(target) ) { + target = {}; + } + + // Extend jQuery itself if only one argument is passed + if ( i === length ) { + target = this; + i--; + } + + for ( ; i < length; i++ ) { + // Only deal with non-null/undefined values + if ( (options = arguments[ i ]) != null ) { + // Extend the base object + for ( name in options ) { + src = target[ name ]; + copy = options[ name ]; + + // Prevent never-ending loop + if ( target === copy ) { + continue; + } + + // Recurse if we're merging plain objects or arrays + if ( deep && copy && ( jQuery.isPlainObject(copy) || (copyIsArray = jQuery.isArray(copy)) ) ) { + if ( copyIsArray ) { + copyIsArray = false; + clone = src && jQuery.isArray(src) ? src : []; + + } else { + clone = src && jQuery.isPlainObject(src) ? src : {}; + } + + // Never move original objects, clone them + target[ name ] = jQuery.extend( deep, clone, copy ); + + // Don't bring in undefined values + } else if ( copy !== undefined ) { + target[ name ] = copy; + } + } + } + } + + // Return the modified object + return target; +}; + +jQuery.extend({ + // Unique for each copy of jQuery on the page + expando: "jQuery" + ( version + Math.random() ).replace( /\D/g, "" ), + + // Assume jQuery is ready without the ready module + isReady: true, + + error: function( msg ) { + throw new Error( msg ); + }, + + noop: function() {}, + + isFunction: function( obj ) { + return jQuery.type(obj) === "function"; + }, + + isArray: Array.isArray, + + isWindow: function( obj ) { + return obj != null && obj === obj.window; + }, + + isNumeric: function( obj ) { + // parseFloat NaNs numeric-cast false positives (null|true|false|"") + // ...but misinterprets leading-number strings, particularly hex literals ("0x...") + // subtraction forces infinities to NaN + // adding 1 corrects loss of precision from parseFloat (#15100) + return !jQuery.isArray( obj ) && (obj - parseFloat( obj ) + 1) >= 0; + }, + + isPlainObject: function( obj ) { + // Not plain objects: + // - Any object or value whose internal [[Class]] property is not "[object Object]" + // - DOM nodes + // - window + if ( jQuery.type( obj ) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) { + return false; + } + + if ( obj.constructor && + !hasOwn.call( obj.constructor.prototype, "isPrototypeOf" ) ) { + return false; + } + + // If the function hasn't returned already, we're confident that + // |obj| is a plain object, created by {} or constructed with new Object + return true; + }, + + isEmptyObject: function( obj ) { + var name; + for ( name in obj ) { + return false; + } + return true; + }, + + type: function( obj ) { + if ( obj == null ) { + return obj + ""; + } + // Support: Android<4.0, iOS<6 (functionish RegExp) + return typeof obj === "object" || typeof obj === "function" ? + class2type[ toString.call(obj) ] || "object" : + typeof obj; + }, + + // Evaluates a script in a global context + globalEval: function( code ) { + var script, + indirect = eval; + + code = jQuery.trim( code ); + + if ( code ) { + // If the code includes a valid, prologue position + // strict mode pragma, execute code by injecting a + // script tag into the document. + if ( code.indexOf("use strict") === 1 ) { + script = document.createElement("script"); + script.text = code; + document.head.appendChild( script ).parentNode.removeChild( script ); + } else { + // Otherwise, avoid the DOM node creation, insertion + // and removal by using an indirect global eval + indirect( code ); + } + } + }, + + // Convert dashed to camelCase; used by the css and data modules + // Support: IE9-11+ + // Microsoft forgot to hump their vendor prefix (#9572) + camelCase: function( string ) { + return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase ); + }, + + nodeName: function( elem, name ) { + return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase(); + }, + + // args is for internal usage only + each: function( obj, callback, args ) { + var value, + i = 0, + length = obj.length, + isArray = isArraylike( obj ); + + if ( args ) { + if ( isArray ) { + for ( ; i < length; i++ ) { + value = callback.apply( obj[ i ], args ); + + if ( value === false ) { + break; + } + } + } else { + for ( i in obj ) { + value = callback.apply( obj[ i ], args ); + + if ( value === false ) { + break; + } + } + } + + // A special, fast, case for the most common use of each + } else { + if ( isArray ) { + for ( ; i < length; i++ ) { + value = callback.call( obj[ i ], i, obj[ i ] ); + + if ( value === false ) { + break; + } + } + } else { + for ( i in obj ) { + value = callback.call( obj[ i ], i, obj[ i ] ); + + if ( value === false ) { + break; + } + } + } + } + + return obj; + }, + + // Support: Android<4.1 + trim: function( text ) { + return text == null ? + "" : + ( text + "" ).replace( rtrim, "" ); + }, + + // results is for internal usage only + makeArray: function( arr, results ) { + var ret = results || []; + + if ( arr != null ) { + if ( isArraylike( Object(arr) ) ) { + jQuery.merge( ret, + typeof arr === "string" ? + [ arr ] : arr + ); + } else { + push.call( ret, arr ); + } + } + + return ret; + }, + + inArray: function( elem, arr, i ) { + return arr == null ? -1 : indexOf.call( arr, elem, i ); + }, + + merge: function( first, second ) { + var len = +second.length, + j = 0, + i = first.length; + + for ( ; j < len; j++ ) { + first[ i++ ] = second[ j ]; + } + + first.length = i; + + return first; + }, + + grep: function( elems, callback, invert ) { + var callbackInverse, + matches = [], + i = 0, + length = elems.length, + callbackExpect = !invert; + + // Go through the array, only saving the items + // that pass the validator function + for ( ; i < length; i++ ) { + callbackInverse = !callback( elems[ i ], i ); + if ( callbackInverse !== callbackExpect ) { + matches.push( elems[ i ] ); + } + } + + return matches; + }, + + // arg is for internal usage only + map: function( elems, callback, arg ) { + var value, + i = 0, + length = elems.length, + isArray = isArraylike( elems ), + ret = []; + + // Go through the array, translating each of the items to their new values + if ( isArray ) { + for ( ; i < length; i++ ) { + value = callback( elems[ i ], i, arg ); + + if ( value != null ) { + ret.push( value ); + } + } + + // Go through every key on the object, + } else { + for ( i in elems ) { + value = callback( elems[ i ], i, arg ); + + if ( value != null ) { + ret.push( value ); + } + } + } + + // Flatten any nested arrays + return concat.apply( [], ret ); + }, + + // A global GUID counter for objects + guid: 1, + + // Bind a function to a context, optionally partially applying any + // arguments. + proxy: function( fn, context ) { + var tmp, args, proxy; + + if ( typeof context === "string" ) { + tmp = fn[ context ]; + context = fn; + fn = tmp; + } + + // Quick check to determine if target is callable, in the spec + // this throws a TypeError, but we will just return undefined. + if ( !jQuery.isFunction( fn ) ) { + return undefined; + } + + // Simulated bind + args = slice.call( arguments, 2 ); + proxy = function() { + return fn.apply( context || this, args.concat( slice.call( arguments ) ) ); + }; + + // Set the guid of unique handler to the same of original handler, so it can be removed + proxy.guid = fn.guid = fn.guid || jQuery.guid++; + + return proxy; + }, + + now: Date.now, + + // jQuery.support is not used in Core but other projects attach their + // properties to it so it needs to exist. + support: support +}); + +// Populate the class2type map +jQuery.each("Boolean Number String Function Array Date RegExp Object Error".split(" "), function(i, name) { + class2type[ "[object " + name + "]" ] = name.toLowerCase(); +}); + +function isArraylike( obj ) { + + // Support: iOS 8.2 (not reproducible in simulator) + // `in` check used to prevent JIT error (gh-2145) + // hasOwn isn't used here due to false negatives + // regarding Nodelist length in IE + var length = "length" in obj && obj.length, + type = jQuery.type( obj ); + + if ( type === "function" || jQuery.isWindow( obj ) ) { + return false; + } + + if ( obj.nodeType === 1 && length ) { + return true; + } + + return type === "array" || length === 0 || + typeof length === "number" && length > 0 && ( length - 1 ) in obj; +} +var Sizzle = +/*! + * Sizzle CSS Selector Engine v2.2.0-pre + * http://sizzlejs.com/ + * + * Copyright 2008, 2014 jQuery Foundation, Inc. and other contributors + * Released under the MIT license + * http://jquery.org/license + * + * Date: 2014-12-16 + */ +(function( window ) { + +var i, + support, + Expr, + getText, + isXML, + tokenize, + compile, + select, + outermostContext, + sortInput, + hasDuplicate, + + // Local document vars + setDocument, + document, + docElem, + documentIsHTML, + rbuggyQSA, + rbuggyMatches, + matches, + contains, + + // Instance-specific data + expando = "sizzle" + 1 * new Date(), + preferredDoc = window.document, + dirruns = 0, + done = 0, + classCache = createCache(), + tokenCache = createCache(), + compilerCache = createCache(), + sortOrder = function( a, b ) { + if ( a === b ) { + hasDuplicate = true; + } + return 0; + }, + + // General-purpose constants + MAX_NEGATIVE = 1 << 31, + + // Instance methods + hasOwn = ({}).hasOwnProperty, + arr = [], + pop = arr.pop, + push_native = arr.push, + push = arr.push, + slice = arr.slice, + // Use a stripped-down indexOf as it's faster than native + // http://jsperf.com/thor-indexof-vs-for/5 + indexOf = function( list, elem ) { + var i = 0, + len = list.length; + for ( ; i < len; i++ ) { + if ( list[i] === elem ) { + return i; + } + } + return -1; + }, + + booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped", + + // Regular expressions + + // Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace + whitespace = "[\\x20\\t\\r\\n\\f]", + // http://www.w3.org/TR/css3-syntax/#characters + characterEncoding = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+", + + // Loosely modeled on CSS identifier characters + // An unquoted value should be a CSS identifier http://www.w3.org/TR/css3-selectors/#attribute-selectors + // Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier + identifier = characterEncoding.replace( "w", "w#" ), + + // Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors + attributes = "\\[" + whitespace + "*(" + characterEncoding + ")(?:" + whitespace + + // Operator (capture 2) + "*([*^$|!~]?=)" + whitespace + + // "Attribute values must be CSS identifiers [capture 5] or strings [capture 3 or capture 4]" + "*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" + whitespace + + "*\\]", + + pseudos = ":(" + characterEncoding + ")(?:\\((" + + // To reduce the number of selectors needing tokenize in the preFilter, prefer arguments: + // 1. quoted (capture 3; capture 4 or capture 5) + "('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" + + // 2. simple (capture 6) + "((?:\\\\.|[^\\\\()[\\]]|" + attributes + ")*)|" + + // 3. anything else (capture 2) + ".*" + + ")\\)|)", + + // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter + rwhitespace = new RegExp( whitespace + "+", "g" ), + rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ), + + rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ), + rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ), + + rattributeQuotes = new RegExp( "=" + whitespace + "*([^\\]'\"]*?)" + whitespace + "*\\]", "g" ), + + rpseudo = new RegExp( pseudos ), + ridentifier = new RegExp( "^" + identifier + "$" ), + + matchExpr = { + "ID": new RegExp( "^#(" + characterEncoding + ")" ), + "CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ), + "TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ), + "ATTR": new RegExp( "^" + attributes ), + "PSEUDO": new RegExp( "^" + pseudos ), + "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace + + "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace + + "*(\\d+)|))" + whitespace + "*\\)|)", "i" ), + "bool": new RegExp( "^(?:" + booleans + ")$", "i" ), + // For use in libraries implementing .is() + // We use this for POS matching in `select` + "needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + + whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" ) + }, + + rinputs = /^(?:input|select|textarea|button)$/i, + rheader = /^h\d$/i, + + rnative = /^[^{]+\{\s*\[native \w/, + + // Easily-parseable/retrievable ID or TAG or CLASS selectors + rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/, + + rsibling = /[+~]/, + rescape = /'|\\/g, + + // CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters + runescape = new RegExp( "\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig" ), + funescape = function( _, escaped, escapedWhitespace ) { + var high = "0x" + escaped - 0x10000; + // NaN means non-codepoint + // Support: Firefox<24 + // Workaround erroneous numeric interpretation of +"0x" + return high !== high || escapedWhitespace ? + escaped : + high < 0 ? + // BMP codepoint + String.fromCharCode( high + 0x10000 ) : + // Supplemental Plane codepoint (surrogate pair) + String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 ); + }, + + // Used for iframes + // See setDocument() + // Removing the function wrapper causes a "Permission Denied" + // error in IE + unloadHandler = function() { + setDocument(); + }; + +// Optimize for push.apply( _, NodeList ) +try { + push.apply( + (arr = slice.call( preferredDoc.childNodes )), + preferredDoc.childNodes + ); + // Support: Android<4.0 + // Detect silently failing push.apply + arr[ preferredDoc.childNodes.length ].nodeType; +} catch ( e ) { + push = { apply: arr.length ? + + // Leverage slice if possible + function( target, els ) { + push_native.apply( target, slice.call(els) ); + } : + + // Support: IE<9 + // Otherwise append directly + function( target, els ) { + var j = target.length, + i = 0; + // Can't trust NodeList.length + while ( (target[j++] = els[i++]) ) {} + target.length = j - 1; + } + }; +} + +function Sizzle( selector, context, results, seed ) { + var match, elem, m, nodeType, + // QSA vars + i, groups, old, nid, newContext, newSelector; + + if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) { + setDocument( context ); + } + + context = context || document; + results = results || []; + nodeType = context.nodeType; + + if ( typeof selector !== "string" || !selector || + nodeType !== 1 && nodeType !== 9 && nodeType !== 11 ) { + + return results; + } + + if ( !seed && documentIsHTML ) { + + // Try to shortcut find operations when possible (e.g., not under DocumentFragment) + if ( nodeType !== 11 && (match = rquickExpr.exec( selector )) ) { + // Speed-up: Sizzle("#ID") + if ( (m = match[1]) ) { + if ( nodeType === 9 ) { + elem = context.getElementById( m ); + // Check parentNode to catch when Blackberry 4.6 returns + // nodes that are no longer in the document (jQuery #6963) + if ( elem && elem.parentNode ) { + // Handle the case where IE, Opera, and Webkit return items + // by name instead of ID + if ( elem.id === m ) { + results.push( elem ); + return results; + } + } else { + return results; + } + } else { + // Context is not a document + if ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) && + contains( context, elem ) && elem.id === m ) { + results.push( elem ); + return results; + } + } + + // Speed-up: Sizzle("TAG") + } else if ( match[2] ) { + push.apply( results, context.getElementsByTagName( selector ) ); + return results; + + // Speed-up: Sizzle(".CLASS") + } else if ( (m = match[3]) && support.getElementsByClassName ) { + push.apply( results, context.getElementsByClassName( m ) ); + return results; + } + } + + // QSA path + if ( support.qsa && (!rbuggyQSA || !rbuggyQSA.test( selector )) ) { + nid = old = expando; + newContext = context; + newSelector = nodeType !== 1 && selector; + + // qSA works strangely on Element-rooted queries + // We can work around this by specifying an extra ID on the root + // and working up from there (Thanks to Andrew Dupont for the technique) + // IE 8 doesn't work on object elements + if ( nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) { + groups = tokenize( selector ); + + if ( (old = context.getAttribute("id")) ) { + nid = old.replace( rescape, "\\$&" ); + } else { + context.setAttribute( "id", nid ); + } + nid = "[id='" + nid + "'] "; + + i = groups.length; + while ( i-- ) { + groups[i] = nid + toSelector( groups[i] ); + } + newContext = rsibling.test( selector ) && testContext( context.parentNode ) || context; + newSelector = groups.join(","); + } + + if ( newSelector ) { + try { + push.apply( results, + newContext.querySelectorAll( newSelector ) + ); + return results; + } catch(qsaError) { + } finally { + if ( !old ) { + context.removeAttribute("id"); + } + } + } + } + } + + // All others + return select( selector.replace( rtrim, "$1" ), context, results, seed ); +} + +/** + * Create key-value caches of limited size + * @returns {Function(string, Object)} Returns the Object data after storing it on itself with + * property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength) + * deleting the oldest entry + */ +function createCache() { + var keys = []; + + function cache( key, value ) { + // Use (key + " ") to avoid collision with native prototype properties (see Issue #157) + if ( keys.push( key + " " ) > Expr.cacheLength ) { + // Only keep the most recent entries + delete cache[ keys.shift() ]; + } + return (cache[ key + " " ] = value); + } + return cache; +} + +/** + * Mark a function for special use by Sizzle + * @param {Function} fn The function to mark + */ +function markFunction( fn ) { + fn[ expando ] = true; + return fn; +} + +/** + * Support testing using an element + * @param {Function} fn Passed the created div and expects a boolean result + */ +function assert( fn ) { + var div = document.createElement("div"); + + try { + return !!fn( div ); + } catch (e) { + return false; + } finally { + // Remove from its parent by default + if ( div.parentNode ) { + div.parentNode.removeChild( div ); + } + // release memory in IE + div = null; + } +} + +/** + * Adds the same handler for all of the specified attrs + * @param {String} attrs Pipe-separated list of attributes + * @param {Function} handler The method that will be applied + */ +function addHandle( attrs, handler ) { + var arr = attrs.split("|"), + i = attrs.length; + + while ( i-- ) { + Expr.attrHandle[ arr[i] ] = handler; + } +} + +/** + * Checks document order of two siblings + * @param {Element} a + * @param {Element} b + * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b + */ +function siblingCheck( a, b ) { + var cur = b && a, + diff = cur && a.nodeType === 1 && b.nodeType === 1 && + ( ~b.sourceIndex || MAX_NEGATIVE ) - + ( ~a.sourceIndex || MAX_NEGATIVE ); + + // Use IE sourceIndex if available on both nodes + if ( diff ) { + return diff; + } + + // Check if b follows a + if ( cur ) { + while ( (cur = cur.nextSibling) ) { + if ( cur === b ) { + return -1; + } + } + } + + return a ? 1 : -1; +} + +/** + * Returns a function to use in pseudos for input types + * @param {String} type + */ +function createInputPseudo( type ) { + return function( elem ) { + var name = elem.nodeName.toLowerCase(); + return name === "input" && elem.type === type; + }; +} + +/** + * Returns a function to use in pseudos for buttons + * @param {String} type + */ +function createButtonPseudo( type ) { + return function( elem ) { + var name = elem.nodeName.toLowerCase(); + return (name === "input" || name === "button") && elem.type === type; + }; +} + +/** + * Returns a function to use in pseudos for positionals + * @param {Function} fn + */ +function createPositionalPseudo( fn ) { + return markFunction(function( argument ) { + argument = +argument; + return markFunction(function( seed, matches ) { + var j, + matchIndexes = fn( [], seed.length, argument ), + i = matchIndexes.length; + + // Match elements found at the specified indexes + while ( i-- ) { + if ( seed[ (j = matchIndexes[i]) ] ) { + seed[j] = !(matches[j] = seed[j]); + } + } + }); + }); +} + +/** + * Checks a node for validity as a Sizzle context + * @param {Element|Object=} context + * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value + */ +function testContext( context ) { + return context && typeof context.getElementsByTagName !== "undefined" && context; +} + +// Expose support vars for convenience +support = Sizzle.support = {}; + +/** + * Detects XML nodes + * @param {Element|Object} elem An element or a document + * @returns {Boolean} True iff elem is a non-HTML XML node + */ +isXML = Sizzle.isXML = function( elem ) { + // documentElement is verified for cases where it doesn't yet exist + // (such as loading iframes in IE - #4833) + var documentElement = elem && (elem.ownerDocument || elem).documentElement; + return documentElement ? documentElement.nodeName !== "HTML" : false; +}; + +/** + * Sets document-related variables once based on the current document + * @param {Element|Object} [doc] An element or document object to use to set the document + * @returns {Object} Returns the current document + */ +setDocument = Sizzle.setDocument = function( node ) { + var hasCompare, parent, + doc = node ? node.ownerDocument || node : preferredDoc; + + // If no document and documentElement is available, return + if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) { + return document; + } + + // Set our document + document = doc; + docElem = doc.documentElement; + parent = doc.defaultView; + + // Support: IE>8 + // If iframe document is assigned to "document" variable and if iframe has been reloaded, + // IE will throw "permission denied" error when accessing "document" variable, see jQuery #13936 + // IE6-8 do not support the defaultView property so parent will be undefined + if ( parent && parent !== parent.top ) { + // IE11 does not have attachEvent, so all must suffer + if ( parent.addEventListener ) { + parent.addEventListener( "unload", unloadHandler, false ); + } else if ( parent.attachEvent ) { + parent.attachEvent( "onunload", unloadHandler ); + } + } + + /* Support tests + ---------------------------------------------------------------------- */ + documentIsHTML = !isXML( doc ); + + /* Attributes + ---------------------------------------------------------------------- */ + + // Support: IE<8 + // Verify that getAttribute really returns attributes and not properties + // (excepting IE8 booleans) + support.attributes = assert(function( div ) { + div.className = "i"; + return !div.getAttribute("className"); + }); + + /* getElement(s)By* + ---------------------------------------------------------------------- */ + + // Check if getElementsByTagName("*") returns only elements + support.getElementsByTagName = assert(function( div ) { + div.appendChild( doc.createComment("") ); + return !div.getElementsByTagName("*").length; + }); + + // Support: IE<9 + support.getElementsByClassName = rnative.test( doc.getElementsByClassName ); + + // Support: IE<10 + // Check if getElementById returns elements by name + // The broken getElementById methods don't pick up programatically-set names, + // so use a roundabout getElementsByName test + support.getById = assert(function( div ) { + docElem.appendChild( div ).id = expando; + return !doc.getElementsByName || !doc.getElementsByName( expando ).length; + }); + + // ID find and filter + if ( support.getById ) { + Expr.find["ID"] = function( id, context ) { + if ( typeof context.getElementById !== "undefined" && documentIsHTML ) { + var m = context.getElementById( id ); + // Check parentNode to catch when Blackberry 4.6 returns + // nodes that are no longer in the document #6963 + return m && m.parentNode ? [ m ] : []; + } + }; + Expr.filter["ID"] = function( id ) { + var attrId = id.replace( runescape, funescape ); + return function( elem ) { + return elem.getAttribute("id") === attrId; + }; + }; + } else { + // Support: IE6/7 + // getElementById is not reliable as a find shortcut + delete Expr.find["ID"]; + + Expr.filter["ID"] = function( id ) { + var attrId = id.replace( runescape, funescape ); + return function( elem ) { + var node = typeof elem.getAttributeNode !== "undefined" && elem.getAttributeNode("id"); + return node && node.value === attrId; + }; + }; + } + + // Tag + Expr.find["TAG"] = support.getElementsByTagName ? + function( tag, context ) { + if ( typeof context.getElementsByTagName !== "undefined" ) { + return context.getElementsByTagName( tag ); + + // DocumentFragment nodes don't have gEBTN + } else if ( support.qsa ) { + return context.querySelectorAll( tag ); + } + } : + + function( tag, context ) { + var elem, + tmp = [], + i = 0, + // By happy coincidence, a (broken) gEBTN appears on DocumentFragment nodes too + results = context.getElementsByTagName( tag ); + + // Filter out possible comments + if ( tag === "*" ) { + while ( (elem = results[i++]) ) { + if ( elem.nodeType === 1 ) { + tmp.push( elem ); + } + } + + return tmp; + } + return results; + }; + + // Class + Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) { + if ( documentIsHTML ) { + return context.getElementsByClassName( className ); + } + }; + + /* QSA/matchesSelector + ---------------------------------------------------------------------- */ + + // QSA and matchesSelector support + + // matchesSelector(:active) reports false when true (IE9/Opera 11.5) + rbuggyMatches = []; + + // qSa(:focus) reports false when true (Chrome 21) + // We allow this because of a bug in IE8/9 that throws an error + // whenever `document.activeElement` is accessed on an iframe + // So, we allow :focus to pass through QSA all the time to avoid the IE error + // See http://bugs.jquery.com/ticket/13378 + rbuggyQSA = []; + + if ( (support.qsa = rnative.test( doc.querySelectorAll )) ) { + // Build QSA regex + // Regex strategy adopted from Diego Perini + assert(function( div ) { + // Select is set to empty string on purpose + // This is to test IE's treatment of not explicitly + // setting a boolean content attribute, + // since its presence should be enough + // http://bugs.jquery.com/ticket/12359 + docElem.appendChild( div ).innerHTML = "<a id='" + expando + "'></a>" + + "<select id='" + expando + "-\f]' msallowcapture=''>" + + "<option selected=''></option></select>"; + + // Support: IE8, Opera 11-12.16 + // Nothing should be selected when empty strings follow ^= or $= or *= + // The test attribute must be unknown in Opera but "safe" for WinRT + // http://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section + if ( div.querySelectorAll("[msallowcapture^='']").length ) { + rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" ); + } + + // Support: IE8 + // Boolean attributes and "value" are not treated correctly + if ( !div.querySelectorAll("[selected]").length ) { + rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" ); + } + + // Support: Chrome<29, Android<4.2+, Safari<7.0+, iOS<7.0+, PhantomJS<1.9.7+ + if ( !div.querySelectorAll( "[id~=" + expando + "-]" ).length ) { + rbuggyQSA.push("~="); + } + + // Webkit/Opera - :checked should return selected option elements + // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked + // IE8 throws error here and will not see later tests + if ( !div.querySelectorAll(":checked").length ) { + rbuggyQSA.push(":checked"); + } + + // Support: Safari 8+, iOS 8+ + // https://bugs.webkit.org/show_bug.cgi?id=136851 + // In-page `selector#id sibing-combinator selector` fails + if ( !div.querySelectorAll( "a#" + expando + "+*" ).length ) { + rbuggyQSA.push(".#.+[+~]"); + } + }); + + assert(function( div ) { + // Support: Windows 8 Native Apps + // The type and name attributes are restricted during .innerHTML assignment + var input = doc.createElement("input"); + input.setAttribute( "type", "hidden" ); + div.appendChild( input ).setAttribute( "name", "D" ); + + // Support: IE8 + // Enforce case-sensitivity of name attribute + if ( div.querySelectorAll("[name=d]").length ) { + rbuggyQSA.push( "name" + whitespace + "*[*^$|!~]?=" ); + } + + // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled) + // IE8 throws error here and will not see later tests + if ( !div.querySelectorAll(":enabled").length ) { + rbuggyQSA.push( ":enabled", ":disabled" ); + } + + // Opera 10-11 does not throw on post-comma invalid pseudos + div.querySelectorAll("*,:x"); + rbuggyQSA.push(",.*:"); + }); + } + + if ( (support.matchesSelector = rnative.test( (matches = docElem.matches || + docElem.webkitMatchesSelector || + docElem.mozMatchesSelector || + docElem.oMatchesSelector || + docElem.msMatchesSelector) )) ) { + + assert(function( div ) { + // Check to see if it's possible to do matchesSelector + // on a disconnected node (IE 9) + support.disconnectedMatch = matches.call( div, "div" ); + + // This should fail with an exception + // Gecko does not error, returns false instead + matches.call( div, "[s!='']:x" ); + rbuggyMatches.push( "!=", pseudos ); + }); + } + + rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") ); + rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join("|") ); + + /* Contains + ---------------------------------------------------------------------- */ + hasCompare = rnative.test( docElem.compareDocumentPosition ); + + // Element contains another + // Purposefully does not implement inclusive descendent + // As in, an element does not contain itself + contains = hasCompare || rnative.test( docElem.contains ) ? + function( a, b ) { + var adown = a.nodeType === 9 ? a.documentElement : a, + bup = b && b.parentNode; + return a === bup || !!( bup && bup.nodeType === 1 && ( + adown.contains ? + adown.contains( bup ) : + a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16 + )); + } : + function( a, b ) { + if ( b ) { + while ( (b = b.parentNode) ) { + if ( b === a ) { + return true; + } + } + } + return false; + }; + + /* Sorting + ---------------------------------------------------------------------- */ + + // Document order sorting + sortOrder = hasCompare ? + function( a, b ) { + + // Flag for duplicate removal + if ( a === b ) { + hasDuplicate = true; + return 0; + } + + // Sort on method existence if only one input has compareDocumentPosition + var compare = !a.compareDocumentPosition - !b.compareDocumentPosition; + if ( compare ) { + return compare; + } + + // Calculate position if both inputs belong to the same document + compare = ( a.ownerDocument || a ) === ( b.ownerDocument || b ) ? + a.compareDocumentPosition( b ) : + + // Otherwise we know they are disconnected + 1; + + // Disconnected nodes + if ( compare & 1 || + (!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) { + + // Choose the first element that is related to our preferred document + if ( a === doc || a.ownerDocument === preferredDoc && contains(preferredDoc, a) ) { + return -1; + } + if ( b === doc || b.ownerDocument === preferredDoc && contains(preferredDoc, b) ) { + return 1; + } + + // Maintain original order + return sortInput ? + ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) : + 0; + } + + return compare & 4 ? -1 : 1; + } : + function( a, b ) { + // Exit early if the nodes are identical + if ( a === b ) { + hasDuplicate = true; + return 0; + } + + var cur, + i = 0, + aup = a.parentNode, + bup = b.parentNode, + ap = [ a ], + bp = [ b ]; + + // Parentless nodes are either documents or disconnected + if ( !aup || !bup ) { + return a === doc ? -1 : + b === doc ? 1 : + aup ? -1 : + bup ? 1 : + sortInput ? + ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) : + 0; + + // If the nodes are siblings, we can do a quick check + } else if ( aup === bup ) { + return siblingCheck( a, b ); + } + + // Otherwise we need full lists of their ancestors for comparison + cur = a; + while ( (cur = cur.parentNode) ) { + ap.unshift( cur ); + } + cur = b; + while ( (cur = cur.parentNode) ) { + bp.unshift( cur ); + } + + // Walk down the tree looking for a discrepancy + while ( ap[i] === bp[i] ) { + i++; + } + + return i ? + // Do a sibling check if the nodes have a common ancestor + siblingCheck( ap[i], bp[i] ) : + + // Otherwise nodes in our document sort first + ap[i] === preferredDoc ? -1 : + bp[i] === preferredDoc ? 1 : + 0; + }; + + return doc; +}; + +Sizzle.matches = function( expr, elements ) { + return Sizzle( expr, null, null, elements ); +}; + +Sizzle.matchesSelector = function( elem, expr ) { + // Set document vars if needed + if ( ( elem.ownerDocument || elem ) !== document ) { + setDocument( elem ); + } + + // Make sure that attribute selectors are quoted + expr = expr.replace( rattributeQuotes, "='$1']" ); + + if ( support.matchesSelector && documentIsHTML && + ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) && + ( !rbuggyQSA || !rbuggyQSA.test( expr ) ) ) { + + try { + var ret = matches.call( elem, expr ); + + // IE 9's matchesSelector returns false on disconnected nodes + if ( ret || support.disconnectedMatch || + // As well, disconnected nodes are said to be in a document + // fragment in IE 9 + elem.document && elem.document.nodeType !== 11 ) { + return ret; + } + } catch (e) {} + } + + return Sizzle( expr, document, null, [ elem ] ).length > 0; +}; + +Sizzle.contains = function( context, elem ) { + // Set document vars if needed + if ( ( context.ownerDocument || context ) !== document ) { + setDocument( context ); + } + return contains( context, elem ); +}; + +Sizzle.attr = function( elem, name ) { + // Set document vars if needed + if ( ( elem.ownerDocument || elem ) !== document ) { + setDocument( elem ); + } + + var fn = Expr.attrHandle[ name.toLowerCase() ], + // Don't get fooled by Object.prototype properties (jQuery #13807) + val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ? + fn( elem, name, !documentIsHTML ) : + undefined; + + return val !== undefined ? + val : + support.attributes || !documentIsHTML ? + elem.getAttribute( name ) : + (val = elem.getAttributeNode(name)) && val.specified ? + val.value : + null; +}; + +Sizzle.error = function( msg ) { + throw new Error( "Syntax error, unrecognized expression: " + msg ); +}; + +/** + * Document sorting and removing duplicates + * @param {ArrayLike} results + */ +Sizzle.uniqueSort = function( results ) { + var elem, + duplicates = [], + j = 0, + i = 0; + + // Unless we *know* we can detect duplicates, assume their presence + hasDuplicate = !support.detectDuplicates; + sortInput = !support.sortStable && results.slice( 0 ); + results.sort( sortOrder ); + + if ( hasDuplicate ) { + while ( (elem = results[i++]) ) { + if ( elem === results[ i ] ) { + j = duplicates.push( i ); + } + } + while ( j-- ) { + results.splice( duplicates[ j ], 1 ); + } + } + + // Clear input after sorting to release objects + // See https://github.com/jquery/sizzle/pull/225 + sortInput = null; + + return results; +}; + +/** + * Utility function for retrieving the text value of an array of DOM nodes + * @param {Array|Element} elem + */ +getText = Sizzle.getText = function( elem ) { + var node, + ret = "", + i = 0, + nodeType = elem.nodeType; + + if ( !nodeType ) { + // If no nodeType, this is expected to be an array + while ( (node = elem[i++]) ) { + // Do not traverse comment nodes + ret += getText( node ); + } + } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) { + // Use textContent for elements + // innerText usage removed for consistency of new lines (jQuery #11153) + if ( typeof elem.textContent === "string" ) { + return elem.textContent; + } else { + // Traverse its children + for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { + ret += getText( elem ); + } + } + } else if ( nodeType === 3 || nodeType === 4 ) { + return elem.nodeValue; + } + // Do not include comment or processing instruction nodes + + return ret; +}; + +Expr = Sizzle.selectors = { + + // Can be adjusted by the user + cacheLength: 50, + + createPseudo: markFunction, + + match: matchExpr, + + attrHandle: {}, + + find: {}, + + relative: { + ">": { dir: "parentNode", first: true }, + " ": { dir: "parentNode" }, + "+": { dir: "previousSibling", first: true }, + "~": { dir: "previousSibling" } + }, + + preFilter: { + "ATTR": function( match ) { + match[1] = match[1].replace( runescape, funescape ); + + // Move the given value to match[3] whether quoted or unquoted + match[3] = ( match[3] || match[4] || match[5] || "" ).replace( runescape, funescape ); + + if ( match[2] === "~=" ) { + match[3] = " " + match[3] + " "; + } + + return match.slice( 0, 4 ); + }, + + "CHILD": function( match ) { + /* matches from matchExpr["CHILD"] + 1 type (only|nth|...) + 2 what (child|of-type) + 3 argument (even|odd|\d*|\d*n([+-]\d+)?|...) + 4 xn-component of xn+y argument ([+-]?\d*n|) + 5 sign of xn-component + 6 x of xn-component + 7 sign of y-component + 8 y of y-component + */ + match[1] = match[1].toLowerCase(); + + if ( match[1].slice( 0, 3 ) === "nth" ) { + // nth-* requires argument + if ( !match[3] ) { + Sizzle.error( match[0] ); + } + + // numeric x and y parameters for Expr.filter.CHILD + // remember that false/true cast respectively to 0/1 + match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) ); + match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" ); + + // other types prohibit arguments + } else if ( match[3] ) { + Sizzle.error( match[0] ); + } + + return match; + }, + + "PSEUDO": function( match ) { + var excess, + unquoted = !match[6] && match[2]; + + if ( matchExpr["CHILD"].test( match[0] ) ) { + return null; + } + + // Accept quoted arguments as-is + if ( match[3] ) { + match[2] = match[4] || match[5] || ""; + + // Strip excess characters from unquoted arguments + } else if ( unquoted && rpseudo.test( unquoted ) && + // Get excess from tokenize (recursively) + (excess = tokenize( unquoted, true )) && + // advance to the next closing parenthesis + (excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) { + + // excess is a negative index + match[0] = match[0].slice( 0, excess ); + match[2] = unquoted.slice( 0, excess ); + } + + // Return only captures needed by the pseudo filter method (type and argument) + return match.slice( 0, 3 ); + } + }, + + filter: { + + "TAG": function( nodeNameSelector ) { + var nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase(); + return nodeNameSelector === "*" ? + function() { return true; } : + function( elem ) { + return elem.nodeName && elem.nodeName.toLowerCase() === nodeName; + }; + }, + + "CLASS": function( className ) { + var pattern = classCache[ className + " " ]; + + return pattern || + (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) && + classCache( className, function( elem ) { + return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== "undefined" && elem.getAttribute("class") || "" ); + }); + }, + + "ATTR": function( name, operator, check ) { + return function( elem ) { + var result = Sizzle.attr( elem, name ); + + if ( result == null ) { + return operator === "!="; + } + if ( !operator ) { + return true; + } + + result += ""; + + return operator === "=" ? result === check : + operator === "!=" ? result !== check : + operator === "^=" ? check && result.indexOf( check ) === 0 : + operator === "*=" ? check && result.indexOf( check ) > -1 : + operator === "$=" ? check && result.slice( -check.length ) === check : + operator === "~=" ? ( " " + result.replace( rwhitespace, " " ) + " " ).indexOf( check ) > -1 : + operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" : + false; + }; + }, + + "CHILD": function( type, what, argument, first, last ) { + var simple = type.slice( 0, 3 ) !== "nth", + forward = type.slice( -4 ) !== "last", + ofType = what === "of-type"; + + return first === 1 && last === 0 ? + + // Shortcut for :nth-*(n) + function( elem ) { + return !!elem.parentNode; + } : + + function( elem, context, xml ) { + var cache, outerCache, node, diff, nodeIndex, start, + dir = simple !== forward ? "nextSibling" : "previousSibling", + parent = elem.parentNode, + name = ofType && elem.nodeName.toLowerCase(), + useCache = !xml && !ofType; + + if ( parent ) { + + // :(first|last|only)-(child|of-type) + if ( simple ) { + while ( dir ) { + node = elem; + while ( (node = node[ dir ]) ) { + if ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) { + return false; + } + } + // Reverse direction for :only-* (if we haven't yet done so) + start = dir = type === "only" && !start && "nextSibling"; + } + return true; + } + + start = [ forward ? parent.firstChild : parent.lastChild ]; + + // non-xml :nth-child(...) stores cache data on `parent` + if ( forward && useCache ) { + // Seek `elem` from a previously-cached index + outerCache = parent[ expando ] || (parent[ expando ] = {}); + cache = outerCache[ type ] || []; + nodeIndex = cache[0] === dirruns && cache[1]; + diff = cache[0] === dirruns && cache[2]; + node = nodeIndex && parent.childNodes[ nodeIndex ]; + + while ( (node = ++nodeIndex && node && node[ dir ] || + + // Fallback to seeking `elem` from the start + (diff = nodeIndex = 0) || start.pop()) ) { + + // When found, cache indexes on `parent` and break + if ( node.nodeType === 1 && ++diff && node === elem ) { + outerCache[ type ] = [ dirruns, nodeIndex, diff ]; + break; + } + } + + // Use previously-cached element index if available + } else if ( useCache && (cache = (elem[ expando ] || (elem[ expando ] = {}))[ type ]) && cache[0] === dirruns ) { + diff = cache[1]; + + // xml :nth-child(...) or :nth-last-child(...) or :nth(-last)?-of-type(...) + } else { + // Use the same loop as above to seek `elem` from the start + while ( (node = ++nodeIndex && node && node[ dir ] || + (diff = nodeIndex = 0) || start.pop()) ) { + + if ( ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) && ++diff ) { + // Cache the index of each encountered element + if ( useCache ) { + (node[ expando ] || (node[ expando ] = {}))[ type ] = [ dirruns, diff ]; + } + + if ( node === elem ) { + break; + } + } + } + } + + // Incorporate the offset, then check against cycle size + diff -= last; + return diff === first || ( diff % first === 0 && diff / first >= 0 ); + } + }; + }, + + "PSEUDO": function( pseudo, argument ) { + // pseudo-class names are case-insensitive + // http://www.w3.org/TR/selectors/#pseudo-classes + // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters + // Remember that setFilters inherits from pseudos + var args, + fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] || + Sizzle.error( "unsupported pseudo: " + pseudo ); + + // The user may use createPseudo to indicate that + // arguments are needed to create the filter function + // just as Sizzle does + if ( fn[ expando ] ) { + return fn( argument ); + } + + // But maintain support for old signatures + if ( fn.length > 1 ) { + args = [ pseudo, pseudo, "", argument ]; + return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ? + markFunction(function( seed, matches ) { + var idx, + matched = fn( seed, argument ), + i = matched.length; + while ( i-- ) { + idx = indexOf( seed, matched[i] ); + seed[ idx ] = !( matches[ idx ] = matched[i] ); + } + }) : + function( elem ) { + return fn( elem, 0, args ); + }; + } + + return fn; + } + }, + + pseudos: { + // Potentially complex pseudos + "not": markFunction(function( selector ) { + // Trim the selector passed to compile + // to avoid treating leading and trailing + // spaces as combinators + var input = [], + results = [], + matcher = compile( selector.replace( rtrim, "$1" ) ); + + return matcher[ expando ] ? + markFunction(function( seed, matches, context, xml ) { + var elem, + unmatched = matcher( seed, null, xml, [] ), + i = seed.length; + + // Match elements unmatched by `matcher` + while ( i-- ) { + if ( (elem = unmatched[i]) ) { + seed[i] = !(matches[i] = elem); + } + } + }) : + function( elem, context, xml ) { + input[0] = elem; + matcher( input, null, xml, results ); + // Don't keep the element (issue #299) + input[0] = null; + return !results.pop(); + }; + }), + + "has": markFunction(function( selector ) { + return function( elem ) { + return Sizzle( selector, elem ).length > 0; + }; + }), + + "contains": markFunction(function( text ) { + text = text.replace( runescape, funescape ); + return function( elem ) { + return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1; + }; + }), + + // "Whether an element is represented by a :lang() selector + // is based solely on the element's language value + // being equal to the identifier C, + // or beginning with the identifier C immediately followed by "-". + // The matching of C against the element's language value is performed case-insensitively. + // The identifier C does not have to be a valid language name." + // http://www.w3.org/TR/selectors/#lang-pseudo + "lang": markFunction( function( lang ) { + // lang value must be a valid identifier + if ( !ridentifier.test(lang || "") ) { + Sizzle.error( "unsupported lang: " + lang ); + } + lang = lang.replace( runescape, funescape ).toLowerCase(); + return function( elem ) { + var elemLang; + do { + if ( (elemLang = documentIsHTML ? + elem.lang : + elem.getAttribute("xml:lang") || elem.getAttribute("lang")) ) { + + elemLang = elemLang.toLowerCase(); + return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0; + } + } while ( (elem = elem.parentNode) && elem.nodeType === 1 ); + return false; + }; + }), + + // Miscellaneous + "target": function( elem ) { + var hash = window.location && window.location.hash; + return hash && hash.slice( 1 ) === elem.id; + }, + + "root": function( elem ) { + return elem === docElem; + }, + + "focus": function( elem ) { + return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex); + }, + + // Boolean properties + "enabled": function( elem ) { + return elem.disabled === false; + }, + + "disabled": function( elem ) { + return elem.disabled === true; + }, + + "checked": function( elem ) { + // In CSS3, :checked should return both checked and selected elements + // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked + var nodeName = elem.nodeName.toLowerCase(); + return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected); + }, + + "selected": function( elem ) { + // Accessing this property makes selected-by-default + // options in Safari work properly + if ( elem.parentNode ) { + elem.parentNode.selectedIndex; + } + + return elem.selected === true; + }, + + // Contents + "empty": function( elem ) { + // http://www.w3.org/TR/selectors/#empty-pseudo + // :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5), + // but not by others (comment: 8; processing instruction: 7; etc.) + // nodeType < 6 works because attributes (2) do not appear as children + for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { + if ( elem.nodeType < 6 ) { + return false; + } + } + return true; + }, + + "parent": function( elem ) { + return !Expr.pseudos["empty"]( elem ); + }, + + // Element/input types + "header": function( elem ) { + return rheader.test( elem.nodeName ); + }, + + "input": function( elem ) { + return rinputs.test( elem.nodeName ); + }, + + "button": function( elem ) { + var name = elem.nodeName.toLowerCase(); + return name === "input" && elem.type === "button" || name === "button"; + }, + + "text": function( elem ) { + var attr; + return elem.nodeName.toLowerCase() === "input" && + elem.type === "text" && + + // Support: IE<8 + // New HTML5 attribute values (e.g., "search") appear with elem.type === "text" + ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === "text" ); + }, + + // Position-in-collection + "first": createPositionalPseudo(function() { + return [ 0 ]; + }), + + "last": createPositionalPseudo(function( matchIndexes, length ) { + return [ length - 1 ]; + }), + + "eq": createPositionalPseudo(function( matchIndexes, length, argument ) { + return [ argument < 0 ? argument + length : argument ]; + }), + + "even": createPositionalPseudo(function( matchIndexes, length ) { + var i = 0; + for ( ; i < length; i += 2 ) { + matchIndexes.push( i ); + } + return matchIndexes; + }), + + "odd": createPositionalPseudo(function( matchIndexes, length ) { + var i = 1; + for ( ; i < length; i += 2 ) { + matchIndexes.push( i ); + } + return matchIndexes; + }), + + "lt": createPositionalPseudo(function( matchIndexes, length, argument ) { + var i = argument < 0 ? argument + length : argument; + for ( ; --i >= 0; ) { + matchIndexes.push( i ); + } + return matchIndexes; + }), + + "gt": createPositionalPseudo(function( matchIndexes, length, argument ) { + var i = argument < 0 ? argument + length : argument; + for ( ; ++i < length; ) { + matchIndexes.push( i ); + } + return matchIndexes; + }) + } +}; + +Expr.pseudos["nth"] = Expr.pseudos["eq"]; + +// Add button/input type pseudos +for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) { + Expr.pseudos[ i ] = createInputPseudo( i ); +} +for ( i in { submit: true, reset: true } ) { + Expr.pseudos[ i ] = createButtonPseudo( i ); +} + +// Easy API for creating new setFilters +function setFilters() {} +setFilters.prototype = Expr.filters = Expr.pseudos; +Expr.setFilters = new setFilters(); + +tokenize = Sizzle.tokenize = function( selector, parseOnly ) { + var matched, match, tokens, type, + soFar, groups, preFilters, + cached = tokenCache[ selector + " " ]; + + if ( cached ) { + return parseOnly ? 0 : cached.slice( 0 ); + } + + soFar = selector; + groups = []; + preFilters = Expr.preFilter; + + while ( soFar ) { + + // Comma and first run + if ( !matched || (match = rcomma.exec( soFar )) ) { + if ( match ) { + // Don't consume trailing commas as valid + soFar = soFar.slice( match[0].length ) || soFar; + } + groups.push( (tokens = []) ); + } + + matched = false; + + // Combinators + if ( (match = rcombinators.exec( soFar )) ) { + matched = match.shift(); + tokens.push({ + value: matched, + // Cast descendant combinators to space + type: match[0].replace( rtrim, " " ) + }); + soFar = soFar.slice( matched.length ); + } + + // Filters + for ( type in Expr.filter ) { + if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] || + (match = preFilters[ type ]( match ))) ) { + matched = match.shift(); + tokens.push({ + value: matched, + type: type, + matches: match + }); + soFar = soFar.slice( matched.length ); + } + } + + if ( !matched ) { + break; + } + } + + // Return the length of the invalid excess + // if we're just parsing + // Otherwise, throw an error or return tokens + return parseOnly ? + soFar.length : + soFar ? + Sizzle.error( selector ) : + // Cache the tokens + tokenCache( selector, groups ).slice( 0 ); +}; + +function toSelector( tokens ) { + var i = 0, + len = tokens.length, + selector = ""; + for ( ; i < len; i++ ) { + selector += tokens[i].value; + } + return selector; +} + +function addCombinator( matcher, combinator, base ) { + var dir = combinator.dir, + checkNonElements = base && dir === "parentNode", + doneName = done++; + + return combinator.first ? + // Check against closest ancestor/preceding element + function( elem, context, xml ) { + while ( (elem = elem[ dir ]) ) { + if ( elem.nodeType === 1 || checkNonElements ) { + return matcher( elem, context, xml ); + } + } + } : + + // Check against all ancestor/preceding elements + function( elem, context, xml ) { + var oldCache, outerCache, + newCache = [ dirruns, doneName ]; + + // We can't set arbitrary data on XML nodes, so they don't benefit from dir caching + if ( xml ) { + while ( (elem = elem[ dir ]) ) { + if ( elem.nodeType === 1 || checkNonElements ) { + if ( matcher( elem, context, xml ) ) { + return true; + } + } + } + } else { + while ( (elem = elem[ dir ]) ) { + if ( elem.nodeType === 1 || checkNonElements ) { + outerCache = elem[ expando ] || (elem[ expando ] = {}); + if ( (oldCache = outerCache[ dir ]) && + oldCache[ 0 ] === dirruns && oldCache[ 1 ] === doneName ) { + + // Assign to newCache so results back-propagate to previous elements + return (newCache[ 2 ] = oldCache[ 2 ]); + } else { + // Reuse newcache so results back-propagate to previous elements + outerCache[ dir ] = newCache; + + // A match means we're done; a fail means we have to keep checking + if ( (newCache[ 2 ] = matcher( elem, context, xml )) ) { + return true; + } + } + } + } + } + }; +} + +function elementMatcher( matchers ) { + return matchers.length > 1 ? + function( elem, context, xml ) { + var i = matchers.length; + while ( i-- ) { + if ( !matchers[i]( elem, context, xml ) ) { + return false; + } + } + return true; + } : + matchers[0]; +} + +function multipleContexts( selector, contexts, results ) { + var i = 0, + len = contexts.length; + for ( ; i < len; i++ ) { + Sizzle( selector, contexts[i], results ); + } + return results; +} + +function condense( unmatched, map, filter, context, xml ) { + var elem, + newUnmatched = [], + i = 0, + len = unmatched.length, + mapped = map != null; + + for ( ; i < len; i++ ) { + if ( (elem = unmatched[i]) ) { + if ( !filter || filter( elem, context, xml ) ) { + newUnmatched.push( elem ); + if ( mapped ) { + map.push( i ); + } + } + } + } + + return newUnmatched; +} + +function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) { + if ( postFilter && !postFilter[ expando ] ) { + postFilter = setMatcher( postFilter ); + } + if ( postFinder && !postFinder[ expando ] ) { + postFinder = setMatcher( postFinder, postSelector ); + } + return markFunction(function( seed, results, context, xml ) { + var temp, i, elem, + preMap = [], + postMap = [], + preexisting = results.length, + + // Get initial elements from seed or context + elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ), + + // Prefilter to get matcher input, preserving a map for seed-results synchronization + matcherIn = preFilter && ( seed || !selector ) ? + condense( elems, preMap, preFilter, context, xml ) : + elems, + + matcherOut = matcher ? + // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results, + postFinder || ( seed ? preFilter : preexisting || postFilter ) ? + + // ...intermediate processing is necessary + [] : + + // ...otherwise use results directly + results : + matcherIn; + + // Find primary matches + if ( matcher ) { + matcher( matcherIn, matcherOut, context, xml ); + } + + // Apply postFilter + if ( postFilter ) { + temp = condense( matcherOut, postMap ); + postFilter( temp, [], context, xml ); + + // Un-match failing elements by moving them back to matcherIn + i = temp.length; + while ( i-- ) { + if ( (elem = temp[i]) ) { + matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem); + } + } + } + + if ( seed ) { + if ( postFinder || preFilter ) { + if ( postFinder ) { + // Get the final matcherOut by condensing this intermediate into postFinder contexts + temp = []; + i = matcherOut.length; + while ( i-- ) { + if ( (elem = matcherOut[i]) ) { + // Restore matcherIn since elem is not yet a final match + temp.push( (matcherIn[i] = elem) ); + } + } + postFinder( null, (matcherOut = []), temp, xml ); + } + + // Move matched elements from seed to results to keep them synchronized + i = matcherOut.length; + while ( i-- ) { + if ( (elem = matcherOut[i]) && + (temp = postFinder ? indexOf( seed, elem ) : preMap[i]) > -1 ) { + + seed[temp] = !(results[temp] = elem); + } + } + } + + // Add elements to results, through postFinder if defined + } else { + matcherOut = condense( + matcherOut === results ? + matcherOut.splice( preexisting, matcherOut.length ) : + matcherOut + ); + if ( postFinder ) { + postFinder( null, results, matcherOut, xml ); + } else { + push.apply( results, matcherOut ); + } + } + }); +} + +function matcherFromTokens( tokens ) { + var checkContext, matcher, j, + len = tokens.length, + leadingRelative = Expr.relative[ tokens[0].type ], + implicitRelative = leadingRelative || Expr.relative[" "], + i = leadingRelative ? 1 : 0, + + // The foundational matcher ensures that elements are reachable from top-level context(s) + matchContext = addCombinator( function( elem ) { + return elem === checkContext; + }, implicitRelative, true ), + matchAnyContext = addCombinator( function( elem ) { + return indexOf( checkContext, elem ) > -1; + }, implicitRelative, true ), + matchers = [ function( elem, context, xml ) { + var ret = ( !leadingRelative && ( xml || context !== outermostContext ) ) || ( + (checkContext = context).nodeType ? + matchContext( elem, context, xml ) : + matchAnyContext( elem, context, xml ) ); + // Avoid hanging onto element (issue #299) + checkContext = null; + return ret; + } ]; + + for ( ; i < len; i++ ) { + if ( (matcher = Expr.relative[ tokens[i].type ]) ) { + matchers = [ addCombinator(elementMatcher( matchers ), matcher) ]; + } else { + matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches ); + + // Return special upon seeing a positional matcher + if ( matcher[ expando ] ) { + // Find the next relative operator (if any) for proper handling + j = ++i; + for ( ; j < len; j++ ) { + if ( Expr.relative[ tokens[j].type ] ) { + break; + } + } + return setMatcher( + i > 1 && elementMatcher( matchers ), + i > 1 && toSelector( + // If the preceding token was a descendant combinator, insert an implicit any-element `*` + tokens.slice( 0, i - 1 ).concat({ value: tokens[ i - 2 ].type === " " ? "*" : "" }) + ).replace( rtrim, "$1" ), + matcher, + i < j && matcherFromTokens( tokens.slice( i, j ) ), + j < len && matcherFromTokens( (tokens = tokens.slice( j )) ), + j < len && toSelector( tokens ) + ); + } + matchers.push( matcher ); + } + } + + return elementMatcher( matchers ); +} + +function matcherFromGroupMatchers( elementMatchers, setMatchers ) { + var bySet = setMatchers.length > 0, + byElement = elementMatchers.length > 0, + superMatcher = function( seed, context, xml, results, outermost ) { + var elem, j, matcher, + matchedCount = 0, + i = "0", + unmatched = seed && [], + setMatched = [], + contextBackup = outermostContext, + // We must always have either seed elements or outermost context + elems = seed || byElement && Expr.find["TAG"]( "*", outermost ), + // Use integer dirruns iff this is the outermost matcher + dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1), + len = elems.length; + + if ( outermost ) { + outermostContext = context !== document && context; + } + + // Add elements passing elementMatchers directly to results + // Keep `i` a string if there are no elements so `matchedCount` will be "00" below + // Support: IE<9, Safari + // Tolerate NodeList properties (IE: "length"; Safari: <number>) matching elements by id + for ( ; i !== len && (elem = elems[i]) != null; i++ ) { + if ( byElement && elem ) { + j = 0; + while ( (matcher = elementMatchers[j++]) ) { + if ( matcher( elem, context, xml ) ) { + results.push( elem ); + break; + } + } + if ( outermost ) { + dirruns = dirrunsUnique; + } + } + + // Track unmatched elements for set filters + if ( bySet ) { + // They will have gone through all possible matchers + if ( (elem = !matcher && elem) ) { + matchedCount--; + } + + // Lengthen the array for every element, matched or not + if ( seed ) { + unmatched.push( elem ); + } + } + } + + // Apply set filters to unmatched elements + matchedCount += i; + if ( bySet && i !== matchedCount ) { + j = 0; + while ( (matcher = setMatchers[j++]) ) { + matcher( unmatched, setMatched, context, xml ); + } + + if ( seed ) { + // Reintegrate element matches to eliminate the need for sorting + if ( matchedCount > 0 ) { + while ( i-- ) { + if ( !(unmatched[i] || setMatched[i]) ) { + setMatched[i] = pop.call( results ); + } + } + } + + // Discard index placeholder values to get only actual matches + setMatched = condense( setMatched ); + } + + // Add matches to results + push.apply( results, setMatched ); + + // Seedless set matches succeeding multiple successful matchers stipulate sorting + if ( outermost && !seed && setMatched.length > 0 && + ( matchedCount + setMatchers.length ) > 1 ) { + + Sizzle.uniqueSort( results ); + } + } + + // Override manipulation of globals by nested matchers + if ( outermost ) { + dirruns = dirrunsUnique; + outermostContext = contextBackup; + } + + return unmatched; + }; + + return bySet ? + markFunction( superMatcher ) : + superMatcher; +} + +compile = Sizzle.compile = function( selector, match /* Internal Use Only */ ) { + var i, + setMatchers = [], + elementMatchers = [], + cached = compilerCache[ selector + " " ]; + + if ( !cached ) { + // Generate a function of recursive functions that can be used to check each element + if ( !match ) { + match = tokenize( selector ); + } + i = match.length; + while ( i-- ) { + cached = matcherFromTokens( match[i] ); + if ( cached[ expando ] ) { + setMatchers.push( cached ); + } else { + elementMatchers.push( cached ); + } + } + + // Cache the compiled function + cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) ); + + // Save selector and tokenization + cached.selector = selector; + } + return cached; +}; + +/** + * A low-level selection function that works with Sizzle's compiled + * selector functions + * @param {String|Function} selector A selector or a pre-compiled + * selector function built with Sizzle.compile + * @param {Element} context + * @param {Array} [results] + * @param {Array} [seed] A set of elements to match against + */ +select = Sizzle.select = function( selector, context, results, seed ) { + var i, tokens, token, type, find, + compiled = typeof selector === "function" && selector, + match = !seed && tokenize( (selector = compiled.selector || selector) ); + + results = results || []; + + // Try to minimize operations if there is no seed and only one group + if ( match.length === 1 ) { + + // Take a shortcut and set the context if the root selector is an ID + tokens = match[0] = match[0].slice( 0 ); + if ( tokens.length > 2 && (token = tokens[0]).type === "ID" && + support.getById && context.nodeType === 9 && documentIsHTML && + Expr.relative[ tokens[1].type ] ) { + + context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0]; + if ( !context ) { + return results; + + // Precompiled matchers will still verify ancestry, so step up a level + } else if ( compiled ) { + context = context.parentNode; + } + + selector = selector.slice( tokens.shift().value.length ); + } + + // Fetch a seed set for right-to-left matching + i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length; + while ( i-- ) { + token = tokens[i]; + + // Abort if we hit a combinator + if ( Expr.relative[ (type = token.type) ] ) { + break; + } + if ( (find = Expr.find[ type ]) ) { + // Search, expanding context for leading sibling combinators + if ( (seed = find( + token.matches[0].replace( runescape, funescape ), + rsibling.test( tokens[0].type ) && testContext( context.parentNode ) || context + )) ) { + + // If seed is empty or no tokens remain, we can return early + tokens.splice( i, 1 ); + selector = seed.length && toSelector( tokens ); + if ( !selector ) { + push.apply( results, seed ); + return results; + } + + break; + } + } + } + } + + // Compile and execute a filtering function if one is not provided + // Provide `match` to avoid retokenization if we modified the selector above + ( compiled || compile( selector, match ) )( + seed, + context, + !documentIsHTML, + results, + rsibling.test( selector ) && testContext( context.parentNode ) || context + ); + return results; +}; + +// One-time assignments + +// Sort stability +support.sortStable = expando.split("").sort( sortOrder ).join("") === expando; + +// Support: Chrome 14-35+ +// Always assume duplicates if they aren't passed to the comparison function +support.detectDuplicates = !!hasDuplicate; + +// Initialize against the default document +setDocument(); + +// Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27) +// Detached nodes confoundingly follow *each other* +support.sortDetached = assert(function( div1 ) { + // Should return 1, but returns 4 (following) + return div1.compareDocumentPosition( document.createElement("div") ) & 1; +}); + +// Support: IE<8 +// Prevent attribute/property "interpolation" +// http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx +if ( !assert(function( div ) { + div.innerHTML = "<a href='#'></a>"; + return div.firstChild.getAttribute("href") === "#" ; +}) ) { + addHandle( "type|href|height|width", function( elem, name, isXML ) { + if ( !isXML ) { + return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 ); + } + }); +} + +// Support: IE<9 +// Use defaultValue in place of getAttribute("value") +if ( !support.attributes || !assert(function( div ) { + div.innerHTML = "<input/>"; + div.firstChild.setAttribute( "value", "" ); + return div.firstChild.getAttribute( "value" ) === ""; +}) ) { + addHandle( "value", function( elem, name, isXML ) { + if ( !isXML && elem.nodeName.toLowerCase() === "input" ) { + return elem.defaultValue; + } + }); +} + +// Support: IE<9 +// Use getAttributeNode to fetch booleans when getAttribute lies +if ( !assert(function( div ) { + return div.getAttribute("disabled") == null; +}) ) { + addHandle( booleans, function( elem, name, isXML ) { + var val; + if ( !isXML ) { + return elem[ name ] === true ? name.toLowerCase() : + (val = elem.getAttributeNode( name )) && val.specified ? + val.value : + null; + } + }); +} + +return Sizzle; + +})( window ); + + + +jQuery.find = Sizzle; +jQuery.expr = Sizzle.selectors; +jQuery.expr[":"] = jQuery.expr.pseudos; +jQuery.unique = Sizzle.uniqueSort; +jQuery.text = Sizzle.getText; +jQuery.isXMLDoc = Sizzle.isXML; +jQuery.contains = Sizzle.contains; + + + +var rneedsContext = jQuery.expr.match.needsContext; + +var rsingleTag = (/^<(\w+)\s*\/?>(?:<\/\1>|)$/); + + + +var risSimple = /^.[^:#\[\.,]*$/; + +// Implement the identical functionality for filter and not +function winnow( elements, qualifier, not ) { + if ( jQuery.isFunction( qualifier ) ) { + return jQuery.grep( elements, function( elem, i ) { + /* jshint -W018 */ + return !!qualifier.call( elem, i, elem ) !== not; + }); + + } + + if ( qualifier.nodeType ) { + return jQuery.grep( elements, function( elem ) { + return ( elem === qualifier ) !== not; + }); + + } + + if ( typeof qualifier === "string" ) { + if ( risSimple.test( qualifier ) ) { + return jQuery.filter( qualifier, elements, not ); + } + + qualifier = jQuery.filter( qualifier, elements ); + } + + return jQuery.grep( elements, function( elem ) { + return ( indexOf.call( qualifier, elem ) >= 0 ) !== not; + }); +} + +jQuery.filter = function( expr, elems, not ) { + var elem = elems[ 0 ]; + + if ( not ) { + expr = ":not(" + expr + ")"; + } + + return elems.length === 1 && elem.nodeType === 1 ? + jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [] : + jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) { + return elem.nodeType === 1; + })); +}; + +jQuery.fn.extend({ + find: function( selector ) { + var i, + len = this.length, + ret = [], + self = this; + + if ( typeof selector !== "string" ) { + return this.pushStack( jQuery( selector ).filter(function() { + for ( i = 0; i < len; i++ ) { + if ( jQuery.contains( self[ i ], this ) ) { + return true; + } + } + }) ); + } + + for ( i = 0; i < len; i++ ) { + jQuery.find( selector, self[ i ], ret ); + } + + // Needed because $( selector, context ) becomes $( context ).find( selector ) + ret = this.pushStack( len > 1 ? jQuery.unique( ret ) : ret ); + ret.selector = this.selector ? this.selector + " " + selector : selector; + return ret; + }, + filter: function( selector ) { + return this.pushStack( winnow(this, selector || [], false) ); + }, + not: function( selector ) { + return this.pushStack( winnow(this, selector || [], true) ); + }, + is: function( selector ) { + return !!winnow( + this, + + // If this is a positional/relative selector, check membership in the returned set + // so $("p:first").is("p:last") won't return true for a doc with two "p". + typeof selector === "string" && rneedsContext.test( selector ) ? + jQuery( selector ) : + selector || [], + false + ).length; + } +}); + + +// Initialize a jQuery object + + +// A central reference to the root jQuery(document) +var rootjQuery, + + // A simple way to check for HTML strings + // Prioritize #id over <tag> to avoid XSS via location.hash (#9521) + // Strict HTML recognition (#11290: must start with <) + rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]*))$/, + + init = jQuery.fn.init = function( selector, context ) { + var match, elem; + + // HANDLE: $(""), $(null), $(undefined), $(false) + if ( !selector ) { + return this; + } + + // Handle HTML strings + if ( typeof selector === "string" ) { + if ( selector[0] === "<" && selector[ selector.length - 1 ] === ">" && selector.length >= 3 ) { + // Assume that strings that start and end with <> are HTML and skip the regex check + match = [ null, selector, null ]; + + } else { + match = rquickExpr.exec( selector ); + } + + // Match html or make sure no context is specified for #id + if ( match && (match[1] || !context) ) { + + // HANDLE: $(html) -> $(array) + if ( match[1] ) { + context = context instanceof jQuery ? context[0] : context; + + // Option to run scripts is true for back-compat + // Intentionally let the error be thrown if parseHTML is not present + jQuery.merge( this, jQuery.parseHTML( + match[1], + context && context.nodeType ? context.ownerDocument || context : document, + true + ) ); + + // HANDLE: $(html, props) + if ( rsingleTag.test( match[1] ) && jQuery.isPlainObject( context ) ) { + for ( match in context ) { + // Properties of context are called as methods if possible + if ( jQuery.isFunction( this[ match ] ) ) { + this[ match ]( context[ match ] ); + + // ...and otherwise set as attributes + } else { + this.attr( match, context[ match ] ); + } + } + } + + return this; + + // HANDLE: $(#id) + } else { + elem = document.getElementById( match[2] ); + + // Support: Blackberry 4.6 + // gEBID returns nodes no longer in the document (#6963) + if ( elem && elem.parentNode ) { + // Inject the element directly into the jQuery object + this.length = 1; + this[0] = elem; + } + + this.context = document; + this.selector = selector; + return this; + } + + // HANDLE: $(expr, $(...)) + } else if ( !context || context.jquery ) { + return ( context || rootjQuery ).find( selector ); + + // HANDLE: $(expr, context) + // (which is just equivalent to: $(context).find(expr) + } else { + return this.constructor( context ).find( selector ); + } + + // HANDLE: $(DOMElement) + } else if ( selector.nodeType ) { + this.context = this[0] = selector; + this.length = 1; + return this; + + // HANDLE: $(function) + // Shortcut for document ready + } else if ( jQuery.isFunction( selector ) ) { + return typeof rootjQuery.ready !== "undefined" ? + rootjQuery.ready( selector ) : + // Execute immediately if ready is not present + selector( jQuery ); + } + + if ( selector.selector !== undefined ) { + this.selector = selector.selector; + this.context = selector.context; + } + + return jQuery.makeArray( selector, this ); + }; + +// Give the init function the jQuery prototype for later instantiation +init.prototype = jQuery.fn; + +// Initialize central reference +rootjQuery = jQuery( document ); + + +var rparentsprev = /^(?:parents|prev(?:Until|All))/, + // Methods guaranteed to produce a unique set when starting from a unique set + guaranteedUnique = { + children: true, + contents: true, + next: true, + prev: true + }; + +jQuery.extend({ + dir: function( elem, dir, until ) { + var matched = [], + truncate = until !== undefined; + + while ( (elem = elem[ dir ]) && elem.nodeType !== 9 ) { + if ( elem.nodeType === 1 ) { + if ( truncate && jQuery( elem ).is( until ) ) { + break; + } + matched.push( elem ); + } + } + return matched; + }, + + sibling: function( n, elem ) { + var matched = []; + + for ( ; n; n = n.nextSibling ) { + if ( n.nodeType === 1 && n !== elem ) { + matched.push( n ); + } + } + + return matched; + } +}); + +jQuery.fn.extend({ + has: function( target ) { + var targets = jQuery( target, this ), + l = targets.length; + + return this.filter(function() { + var i = 0; + for ( ; i < l; i++ ) { + if ( jQuery.contains( this, targets[i] ) ) { + return true; + } + } + }); + }, + + closest: function( selectors, context ) { + var cur, + i = 0, + l = this.length, + matched = [], + pos = rneedsContext.test( selectors ) || typeof selectors !== "string" ? + jQuery( selectors, context || this.context ) : + 0; + + for ( ; i < l; i++ ) { + for ( cur = this[i]; cur && cur !== context; cur = cur.parentNode ) { + // Always skip document fragments + if ( cur.nodeType < 11 && (pos ? + pos.index(cur) > -1 : + + // Don't pass non-elements to Sizzle + cur.nodeType === 1 && + jQuery.find.matchesSelector(cur, selectors)) ) { + + matched.push( cur ); + break; + } + } + } + + return this.pushStack( matched.length > 1 ? jQuery.unique( matched ) : matched ); + }, + + // Determine the position of an element within the set + index: function( elem ) { + + // No argument, return index in parent + if ( !elem ) { + return ( this[ 0 ] && this[ 0 ].parentNode ) ? this.first().prevAll().length : -1; + } + + // Index in selector + if ( typeof elem === "string" ) { + return indexOf.call( jQuery( elem ), this[ 0 ] ); + } + + // Locate the position of the desired element + return indexOf.call( this, + + // If it receives a jQuery object, the first element is used + elem.jquery ? elem[ 0 ] : elem + ); + }, + + add: function( selector, context ) { + return this.pushStack( + jQuery.unique( + jQuery.merge( this.get(), jQuery( selector, context ) ) + ) + ); + }, + + addBack: function( selector ) { + return this.add( selector == null ? + this.prevObject : this.prevObject.filter(selector) + ); + } +}); + +function sibling( cur, dir ) { + while ( (cur = cur[dir]) && cur.nodeType !== 1 ) {} + return cur; +} + +jQuery.each({ + parent: function( elem ) { + var parent = elem.parentNode; + return parent && parent.nodeType !== 11 ? parent : null; + }, + parents: function( elem ) { + return jQuery.dir( elem, "parentNode" ); + }, + parentsUntil: function( elem, i, until ) { + return jQuery.dir( elem, "parentNode", until ); + }, + next: function( elem ) { + return sibling( elem, "nextSibling" ); + }, + prev: function( elem ) { + return sibling( elem, "previousSibling" ); + }, + nextAll: function( elem ) { + return jQuery.dir( elem, "nextSibling" ); + }, + prevAll: function( elem ) { + return jQuery.dir( elem, "previousSibling" ); + }, + nextUntil: function( elem, i, until ) { + return jQuery.dir( elem, "nextSibling", until ); + }, + prevUntil: function( elem, i, until ) { + return jQuery.dir( elem, "previousSibling", until ); + }, + siblings: function( elem ) { + return jQuery.sibling( ( elem.parentNode || {} ).firstChild, elem ); + }, + children: function( elem ) { + return jQuery.sibling( elem.firstChild ); + }, + contents: function( elem ) { + return elem.contentDocument || jQuery.merge( [], elem.childNodes ); + } +}, function( name, fn ) { + jQuery.fn[ name ] = function( until, selector ) { + var matched = jQuery.map( this, fn, until ); + + if ( name.slice( -5 ) !== "Until" ) { + selector = until; + } + + if ( selector && typeof selector === "string" ) { + matched = jQuery.filter( selector, matched ); + } + + if ( this.length > 1 ) { + // Remove duplicates + if ( !guaranteedUnique[ name ] ) { + jQuery.unique( matched ); + } + + // Reverse order for parents* and prev-derivatives + if ( rparentsprev.test( name ) ) { + matched.reverse(); + } + } + + return this.pushStack( matched ); + }; +}); +var rnotwhite = (/\S+/g); + + + +// String to Object options format cache +var optionsCache = {}; + +// Convert String-formatted options into Object-formatted ones and store in cache +function createOptions( options ) { + var object = optionsCache[ options ] = {}; + jQuery.each( options.match( rnotwhite ) || [], function( _, flag ) { + object[ flag ] = true; + }); + return object; +} + +/* + * Create a callback list using the following parameters: + * + * options: an optional list of space-separated options that will change how + * the callback list behaves or a more traditional option object + * + * By default a callback list will act like an event callback list and can be + * "fired" multiple times. + * + * Possible options: + * + * once: will ensure the callback list can only be fired once (like a Deferred) + * + * memory: will keep track of previous values and will call any callback added + * after the list has been fired right away with the latest "memorized" + * values (like a Deferred) + * + * unique: will ensure a callback can only be added once (no duplicate in the list) + * + * stopOnFalse: interrupt callings when a callback returns false + * + */ +jQuery.Callbacks = function( options ) { + + // Convert options from String-formatted to Object-formatted if needed + // (we check in cache first) + options = typeof options === "string" ? + ( optionsCache[ options ] || createOptions( options ) ) : + jQuery.extend( {}, options ); + + var // Last fire value (for non-forgettable lists) + memory, + // Flag to know if list was already fired + fired, + // Flag to know if list is currently firing + firing, + // First callback to fire (used internally by add and fireWith) + firingStart, + // End of the loop when firing + firingLength, + // Index of currently firing callback (modified by remove if needed) + firingIndex, + // Actual callback list + list = [], + // Stack of fire calls for repeatable lists + stack = !options.once && [], + // Fire callbacks + fire = function( data ) { + memory = options.memory && data; + fired = true; + firingIndex = firingStart || 0; + firingStart = 0; + firingLength = list.length; + firing = true; + for ( ; list && firingIndex < firingLength; firingIndex++ ) { + if ( list[ firingIndex ].apply( data[ 0 ], data[ 1 ] ) === false && options.stopOnFalse ) { + memory = false; // To prevent further calls using add + break; + } + } + firing = false; + if ( list ) { + if ( stack ) { + if ( stack.length ) { + fire( stack.shift() ); + } + } else if ( memory ) { + list = []; + } else { + self.disable(); + } + } + }, + // Actual Callbacks object + self = { + // Add a callback or a collection of callbacks to the list + add: function() { + if ( list ) { + // First, we save the current length + var start = list.length; + (function add( args ) { + jQuery.each( args, function( _, arg ) { + var type = jQuery.type( arg ); + if ( type === "function" ) { + if ( !options.unique || !self.has( arg ) ) { + list.push( arg ); + } + } else if ( arg && arg.length && type !== "string" ) { + // Inspect recursively + add( arg ); + } + }); + })( arguments ); + // Do we need to add the callbacks to the + // current firing batch? + if ( firing ) { + firingLength = list.length; + // With memory, if we're not firing then + // we should call right away + } else if ( memory ) { + firingStart = start; + fire( memory ); + } + } + return this; + }, + // Remove a callback from the list + remove: function() { + if ( list ) { + jQuery.each( arguments, function( _, arg ) { + var index; + while ( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) { + list.splice( index, 1 ); + // Handle firing indexes + if ( firing ) { + if ( index <= firingLength ) { + firingLength--; + } + if ( index <= firingIndex ) { + firingIndex--; + } + } + } + }); + } + return this; + }, + // Check if a given callback is in the list. + // If no argument is given, return whether or not list has callbacks attached. + has: function( fn ) { + return fn ? jQuery.inArray( fn, list ) > -1 : !!( list && list.length ); + }, + // Remove all callbacks from the list + empty: function() { + list = []; + firingLength = 0; + return this; + }, + // Have the list do nothing anymore + disable: function() { + list = stack = memory = undefined; + return this; + }, + // Is it disabled? + disabled: function() { + return !list; + }, + // Lock the list in its current state + lock: function() { + stack = undefined; + if ( !memory ) { + self.disable(); + } + return this; + }, + // Is it locked? + locked: function() { + return !stack; + }, + // Call all callbacks with the given context and arguments + fireWith: function( context, args ) { + if ( list && ( !fired || stack ) ) { + args = args || []; + args = [ context, args.slice ? args.slice() : args ]; + if ( firing ) { + stack.push( args ); + } else { + fire( args ); + } + } + return this; + }, + // Call all the callbacks with the given arguments + fire: function() { + self.fireWith( this, arguments ); + return this; + }, + // To know if the callbacks have already been called at least once + fired: function() { + return !!fired; + } + }; + + return self; +}; + + +jQuery.extend({ + + Deferred: function( func ) { + var tuples = [ + // action, add listener, listener list, final state + [ "resolve", "done", jQuery.Callbacks("once memory"), "resolved" ], + [ "reject", "fail", jQuery.Callbacks("once memory"), "rejected" ], + [ "notify", "progress", jQuery.Callbacks("memory") ] + ], + state = "pending", + promise = { + state: function() { + return state; + }, + always: function() { + deferred.done( arguments ).fail( arguments ); + return this; + }, + then: function( /* fnDone, fnFail, fnProgress */ ) { + var fns = arguments; + return jQuery.Deferred(function( newDefer ) { + jQuery.each( tuples, function( i, tuple ) { + var fn = jQuery.isFunction( fns[ i ] ) && fns[ i ]; + // deferred[ done | fail | progress ] for forwarding actions to newDefer + deferred[ tuple[1] ](function() { + var returned = fn && fn.apply( this, arguments ); + if ( returned && jQuery.isFunction( returned.promise ) ) { + returned.promise() + .done( newDefer.resolve ) + .fail( newDefer.reject ) + .progress( newDefer.notify ); + } else { + newDefer[ tuple[ 0 ] + "With" ]( this === promise ? newDefer.promise() : this, fn ? [ returned ] : arguments ); + } + }); + }); + fns = null; + }).promise(); + }, + // Get a promise for this deferred + // If obj is provided, the promise aspect is added to the object + promise: function( obj ) { + return obj != null ? jQuery.extend( obj, promise ) : promise; + } + }, + deferred = {}; + + // Keep pipe for back-compat + promise.pipe = promise.then; + + // Add list-specific methods + jQuery.each( tuples, function( i, tuple ) { + var list = tuple[ 2 ], + stateString = tuple[ 3 ]; + + // promise[ done | fail | progress ] = list.add + promise[ tuple[1] ] = list.add; + + // Handle state + if ( stateString ) { + list.add(function() { + // state = [ resolved | rejected ] + state = stateString; + + // [ reject_list | resolve_list ].disable; progress_list.lock + }, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock ); + } + + // deferred[ resolve | reject | notify ] + deferred[ tuple[0] ] = function() { + deferred[ tuple[0] + "With" ]( this === deferred ? promise : this, arguments ); + return this; + }; + deferred[ tuple[0] + "With" ] = list.fireWith; + }); + + // Make the deferred a promise + promise.promise( deferred ); + + // Call given func if any + if ( func ) { + func.call( deferred, deferred ); + } + + // All done! + return deferred; + }, + + // Deferred helper + when: function( subordinate /* , ..., subordinateN */ ) { + var i = 0, + resolveValues = slice.call( arguments ), + length = resolveValues.length, + + // the count of uncompleted subordinates + remaining = length !== 1 || ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0, + + // the master Deferred. If resolveValues consist of only a single Deferred, just use that. + deferred = remaining === 1 ? subordinate : jQuery.Deferred(), + + // Update function for both resolve and progress values + updateFunc = function( i, contexts, values ) { + return function( value ) { + contexts[ i ] = this; + values[ i ] = arguments.length > 1 ? slice.call( arguments ) : value; + if ( values === progressValues ) { + deferred.notifyWith( contexts, values ); + } else if ( !( --remaining ) ) { + deferred.resolveWith( contexts, values ); + } + }; + }, + + progressValues, progressContexts, resolveContexts; + + // Add listeners to Deferred subordinates; treat others as resolved + if ( length > 1 ) { + progressValues = new Array( length ); + progressContexts = new Array( length ); + resolveContexts = new Array( length ); + for ( ; i < length; i++ ) { + if ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) { + resolveValues[ i ].promise() + .done( updateFunc( i, resolveContexts, resolveValues ) ) + .fail( deferred.reject ) + .progress( updateFunc( i, progressContexts, progressValues ) ); + } else { + --remaining; + } + } + } + + // If we're not waiting on anything, resolve the master + if ( !remaining ) { + deferred.resolveWith( resolveContexts, resolveValues ); + } + + return deferred.promise(); + } +}); + + +// The deferred used on DOM ready +var readyList; + +jQuery.fn.ready = function( fn ) { + // Add the callback + jQuery.ready.promise().done( fn ); + + return this; +}; + +jQuery.extend({ + // Is the DOM ready to be used? Set to true once it occurs. + isReady: false, + + // A counter to track how many items to wait for before + // the ready event fires. See #6781 + readyWait: 1, + + // Hold (or release) the ready event + holdReady: function( hold ) { + if ( hold ) { + jQuery.readyWait++; + } else { + jQuery.ready( true ); + } + }, + + // Handle when the DOM is ready + ready: function( wait ) { + + // Abort if there are pending holds or we're already ready + if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) { + return; + } + + // Remember that the DOM is ready + jQuery.isReady = true; + + // If a normal DOM Ready event fired, decrement, and wait if need be + if ( wait !== true && --jQuery.readyWait > 0 ) { + return; + } + + // If there are functions bound, to execute + readyList.resolveWith( document, [ jQuery ] ); + + // Trigger any bound ready events + if ( jQuery.fn.triggerHandler ) { + jQuery( document ).triggerHandler( "ready" ); + jQuery( document ).off( "ready" ); + } + } +}); + +/** + * The ready event handler and self cleanup method + */ +function completed() { + document.removeEventListener( "DOMContentLoaded", completed, false ); + window.removeEventListener( "load", completed, false ); + jQuery.ready(); +} + +jQuery.ready.promise = function( obj ) { + if ( !readyList ) { + + readyList = jQuery.Deferred(); + + // Catch cases where $(document).ready() is called after the browser event has already occurred. + // We once tried to use readyState "interactive" here, but it caused issues like the one + // discovered by ChrisS here: http://bugs.jquery.com/ticket/12282#comment:15 + if ( document.readyState === "complete" ) { + // Handle it asynchronously to allow scripts the opportunity to delay ready + setTimeout( jQuery.ready ); + + } else { + + // Use the handy event callback + document.addEventListener( "DOMContentLoaded", completed, false ); + + // A fallback to window.onload, that will always work + window.addEventListener( "load", completed, false ); + } + } + return readyList.promise( obj ); +}; + +// Kick off the DOM ready check even if the user does not +jQuery.ready.promise(); + + + + +// Multifunctional method to get and set values of a collection +// The value/s can optionally be executed if it's a function +var access = jQuery.access = function( elems, fn, key, value, chainable, emptyGet, raw ) { + var i = 0, + len = elems.length, + bulk = key == null; + + // Sets many values + if ( jQuery.type( key ) === "object" ) { + chainable = true; + for ( i in key ) { + jQuery.access( elems, fn, i, key[i], true, emptyGet, raw ); + } + + // Sets one value + } else if ( value !== undefined ) { + chainable = true; + + if ( !jQuery.isFunction( value ) ) { + raw = true; + } + + if ( bulk ) { + // Bulk operations run against the entire set + if ( raw ) { + fn.call( elems, value ); + fn = null; + + // ...except when executing function values + } else { + bulk = fn; + fn = function( elem, key, value ) { + return bulk.call( jQuery( elem ), value ); + }; + } + } + + if ( fn ) { + for ( ; i < len; i++ ) { + fn( elems[i], key, raw ? value : value.call( elems[i], i, fn( elems[i], key ) ) ); + } + } + } + + return chainable ? + elems : + + // Gets + bulk ? + fn.call( elems ) : + len ? fn( elems[0], key ) : emptyGet; +}; + + +/** + * Determines whether an object can have data + */ +jQuery.acceptData = function( owner ) { + // Accepts only: + // - Node + // - Node.ELEMENT_NODE + // - Node.DOCUMENT_NODE + // - Object + // - Any + /* jshint -W018 */ + return owner.nodeType === 1 || owner.nodeType === 9 || !( +owner.nodeType ); +}; + + +function Data() { + // Support: Android<4, + // Old WebKit does not have Object.preventExtensions/freeze method, + // return new empty object instead with no [[set]] accessor + Object.defineProperty( this.cache = {}, 0, { + get: function() { + return {}; + } + }); + + this.expando = jQuery.expando + Data.uid++; +} + +Data.uid = 1; +Data.accepts = jQuery.acceptData; + +Data.prototype = { + key: function( owner ) { + // We can accept data for non-element nodes in modern browsers, + // but we should not, see #8335. + // Always return the key for a frozen object. + if ( !Data.accepts( owner ) ) { + return 0; + } + + var descriptor = {}, + // Check if the owner object already has a cache key + unlock = owner[ this.expando ]; + + // If not, create one + if ( !unlock ) { + unlock = Data.uid++; + + // Secure it in a non-enumerable, non-writable property + try { + descriptor[ this.expando ] = { value: unlock }; + Object.defineProperties( owner, descriptor ); + + // Support: Android<4 + // Fallback to a less secure definition + } catch ( e ) { + descriptor[ this.expando ] = unlock; + jQuery.extend( owner, descriptor ); + } + } + + // Ensure the cache object + if ( !this.cache[ unlock ] ) { + this.cache[ unlock ] = {}; + } + + return unlock; + }, + set: function( owner, data, value ) { + var prop, + // There may be an unlock assigned to this node, + // if there is no entry for this "owner", create one inline + // and set the unlock as though an owner entry had always existed + unlock = this.key( owner ), + cache = this.cache[ unlock ]; + + // Handle: [ owner, key, value ] args + if ( typeof data === "string" ) { + cache[ data ] = value; + + // Handle: [ owner, { properties } ] args + } else { + // Fresh assignments by object are shallow copied + if ( jQuery.isEmptyObject( cache ) ) { + jQuery.extend( this.cache[ unlock ], data ); + // Otherwise, copy the properties one-by-one to the cache object + } else { + for ( prop in data ) { + cache[ prop ] = data[ prop ]; + } + } + } + return cache; + }, + get: function( owner, key ) { + // Either a valid cache is found, or will be created. + // New caches will be created and the unlock returned, + // allowing direct access to the newly created + // empty data object. A valid owner object must be provided. + var cache = this.cache[ this.key( owner ) ]; + + return key === undefined ? + cache : cache[ key ]; + }, + access: function( owner, key, value ) { + var stored; + // In cases where either: + // + // 1. No key was specified + // 2. A string key was specified, but no value provided + // + // Take the "read" path and allow the get method to determine + // which value to return, respectively either: + // + // 1. The entire cache object + // 2. The data stored at the key + // + if ( key === undefined || + ((key && typeof key === "string") && value === undefined) ) { + + stored = this.get( owner, key ); + + return stored !== undefined ? + stored : this.get( owner, jQuery.camelCase(key) ); + } + + // [*]When the key is not a string, or both a key and value + // are specified, set or extend (existing objects) with either: + // + // 1. An object of properties + // 2. A key and value + // + this.set( owner, key, value ); + + // Since the "set" path can have two possible entry points + // return the expected data based on which path was taken[*] + return value !== undefined ? value : key; + }, + remove: function( owner, key ) { + var i, name, camel, + unlock = this.key( owner ), + cache = this.cache[ unlock ]; + + if ( key === undefined ) { + this.cache[ unlock ] = {}; + + } else { + // Support array or space separated string of keys + if ( jQuery.isArray( key ) ) { + // If "name" is an array of keys... + // When data is initially created, via ("key", "val") signature, + // keys will be converted to camelCase. + // Since there is no way to tell _how_ a key was added, remove + // both plain key and camelCase key. #12786 + // This will only penalize the array argument path. + name = key.concat( key.map( jQuery.camelCase ) ); + } else { + camel = jQuery.camelCase( key ); + // Try the string as a key before any manipulation + if ( key in cache ) { + name = [ key, camel ]; + } else { + // If a key with the spaces exists, use it. + // Otherwise, create an array by matching non-whitespace + name = camel; + name = name in cache ? + [ name ] : ( name.match( rnotwhite ) || [] ); + } + } + + i = name.length; + while ( i-- ) { + delete cache[ name[ i ] ]; + } + } + }, + hasData: function( owner ) { + return !jQuery.isEmptyObject( + this.cache[ owner[ this.expando ] ] || {} + ); + }, + discard: function( owner ) { + if ( owner[ this.expando ] ) { + delete this.cache[ owner[ this.expando ] ]; + } + } +}; +var data_priv = new Data(); + +var data_user = new Data(); + + + +// Implementation Summary +// +// 1. Enforce API surface and semantic compatibility with 1.9.x branch +// 2. Improve the module's maintainability by reducing the storage +// paths to a single mechanism. +// 3. Use the same single mechanism to support "private" and "user" data. +// 4. _Never_ expose "private" data to user code (TODO: Drop _data, _removeData) +// 5. Avoid exposing implementation details on user objects (eg. expando properties) +// 6. Provide a clear path for implementation upgrade to WeakMap in 2014 + +var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/, + rmultiDash = /([A-Z])/g; + +function dataAttr( elem, key, data ) { + var name; + + // If nothing was found internally, try to fetch any + // data from the HTML5 data-* attribute + if ( data === undefined && elem.nodeType === 1 ) { + name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase(); + data = elem.getAttribute( name ); + + if ( typeof data === "string" ) { + try { + data = data === "true" ? true : + data === "false" ? false : + data === "null" ? null : + // Only convert to a number if it doesn't change the string + +data + "" === data ? +data : + rbrace.test( data ) ? jQuery.parseJSON( data ) : + data; + } catch( e ) {} + + // Make sure we set the data so it isn't changed later + data_user.set( elem, key, data ); + } else { + data = undefined; + } + } + return data; +} + +jQuery.extend({ + hasData: function( elem ) { + return data_user.hasData( elem ) || data_priv.hasData( elem ); + }, + + data: function( elem, name, data ) { + return data_user.access( elem, name, data ); + }, + + removeData: function( elem, name ) { + data_user.remove( elem, name ); + }, + + // TODO: Now that all calls to _data and _removeData have been replaced + // with direct calls to data_priv methods, these can be deprecated. + _data: function( elem, name, data ) { + return data_priv.access( elem, name, data ); + }, + + _removeData: function( elem, name ) { + data_priv.remove( elem, name ); + } +}); + +jQuery.fn.extend({ + data: function( key, value ) { + var i, name, data, + elem = this[ 0 ], + attrs = elem && elem.attributes; + + // Gets all values + if ( key === undefined ) { + if ( this.length ) { + data = data_user.get( elem ); + + if ( elem.nodeType === 1 && !data_priv.get( elem, "hasDataAttrs" ) ) { + i = attrs.length; + while ( i-- ) { + + // Support: IE11+ + // The attrs elements can be null (#14894) + if ( attrs[ i ] ) { + name = attrs[ i ].name; + if ( name.indexOf( "data-" ) === 0 ) { + name = jQuery.camelCase( name.slice(5) ); + dataAttr( elem, name, data[ name ] ); + } + } + } + data_priv.set( elem, "hasDataAttrs", true ); + } + } + + return data; + } + + // Sets multiple values + if ( typeof key === "object" ) { + return this.each(function() { + data_user.set( this, key ); + }); + } + + return access( this, function( value ) { + var data, + camelKey = jQuery.camelCase( key ); + + // The calling jQuery object (element matches) is not empty + // (and therefore has an element appears at this[ 0 ]) and the + // `value` parameter was not undefined. An empty jQuery object + // will result in `undefined` for elem = this[ 0 ] which will + // throw an exception if an attempt to read a data cache is made. + if ( elem && value === undefined ) { + // Attempt to get data from the cache + // with the key as-is + data = data_user.get( elem, key ); + if ( data !== undefined ) { + return data; + } + + // Attempt to get data from the cache + // with the key camelized + data = data_user.get( elem, camelKey ); + if ( data !== undefined ) { + return data; + } + + // Attempt to "discover" the data in + // HTML5 custom data-* attrs + data = dataAttr( elem, camelKey, undefined ); + if ( data !== undefined ) { + return data; + } + + // We tried really hard, but the data doesn't exist. + return; + } + + // Set the data... + this.each(function() { + // First, attempt to store a copy or reference of any + // data that might've been store with a camelCased key. + var data = data_user.get( this, camelKey ); + + // For HTML5 data-* attribute interop, we have to + // store property names with dashes in a camelCase form. + // This might not apply to all properties...* + data_user.set( this, camelKey, value ); + + // *... In the case of properties that might _actually_ + // have dashes, we need to also store a copy of that + // unchanged property. + if ( key.indexOf("-") !== -1 && data !== undefined ) { + data_user.set( this, key, value ); + } + }); + }, null, value, arguments.length > 1, null, true ); + }, + + removeData: function( key ) { + return this.each(function() { + data_user.remove( this, key ); + }); + } +}); + + +jQuery.extend({ + queue: function( elem, type, data ) { + var queue; + + if ( elem ) { + type = ( type || "fx" ) + "queue"; + queue = data_priv.get( elem, type ); + + // Speed up dequeue by getting out quickly if this is just a lookup + if ( data ) { + if ( !queue || jQuery.isArray( data ) ) { + queue = data_priv.access( elem, type, jQuery.makeArray(data) ); + } else { + queue.push( data ); + } + } + return queue || []; + } + }, + + dequeue: function( elem, type ) { + type = type || "fx"; + + var queue = jQuery.queue( elem, type ), + startLength = queue.length, + fn = queue.shift(), + hooks = jQuery._queueHooks( elem, type ), + next = function() { + jQuery.dequeue( elem, type ); + }; + + // If the fx queue is dequeued, always remove the progress sentinel + if ( fn === "inprogress" ) { + fn = queue.shift(); + startLength--; + } + + if ( fn ) { + + // Add a progress sentinel to prevent the fx queue from being + // automatically dequeued + if ( type === "fx" ) { + queue.unshift( "inprogress" ); + } + + // Clear up the last queue stop function + delete hooks.stop; + fn.call( elem, next, hooks ); + } + + if ( !startLength && hooks ) { + hooks.empty.fire(); + } + }, + + // Not public - generate a queueHooks object, or return the current one + _queueHooks: function( elem, type ) { + var key = type + "queueHooks"; + return data_priv.get( elem, key ) || data_priv.access( elem, key, { + empty: jQuery.Callbacks("once memory").add(function() { + data_priv.remove( elem, [ type + "queue", key ] ); + }) + }); + } +}); + +jQuery.fn.extend({ + queue: function( type, data ) { + var setter = 2; + + if ( typeof type !== "string" ) { + data = type; + type = "fx"; + setter--; + } + + if ( arguments.length < setter ) { + return jQuery.queue( this[0], type ); + } + + return data === undefined ? + this : + this.each(function() { + var queue = jQuery.queue( this, type, data ); + + // Ensure a hooks for this queue + jQuery._queueHooks( this, type ); + + if ( type === "fx" && queue[0] !== "inprogress" ) { + jQuery.dequeue( this, type ); + } + }); + }, + dequeue: function( type ) { + return this.each(function() { + jQuery.dequeue( this, type ); + }); + }, + clearQueue: function( type ) { + return this.queue( type || "fx", [] ); + }, + // Get a promise resolved when queues of a certain type + // are emptied (fx is the type by default) + promise: function( type, obj ) { + var tmp, + count = 1, + defer = jQuery.Deferred(), + elements = this, + i = this.length, + resolve = function() { + if ( !( --count ) ) { + defer.resolveWith( elements, [ elements ] ); + } + }; + + if ( typeof type !== "string" ) { + obj = type; + type = undefined; + } + type = type || "fx"; + + while ( i-- ) { + tmp = data_priv.get( elements[ i ], type + "queueHooks" ); + if ( tmp && tmp.empty ) { + count++; + tmp.empty.add( resolve ); + } + } + resolve(); + return defer.promise( obj ); + } +}); +var pnum = (/[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/).source; + +var cssExpand = [ "Top", "Right", "Bottom", "Left" ]; + +var isHidden = function( elem, el ) { + // isHidden might be called from jQuery#filter function; + // in that case, element will be second argument + elem = el || elem; + return jQuery.css( elem, "display" ) === "none" || !jQuery.contains( elem.ownerDocument, elem ); + }; + +var rcheckableType = (/^(?:checkbox|radio)$/i); + + + +(function() { + var fragment = document.createDocumentFragment(), + div = fragment.appendChild( document.createElement( "div" ) ), + input = document.createElement( "input" ); + + // Support: Safari<=5.1 + // Check state lost if the name is set (#11217) + // Support: Windows Web Apps (WWA) + // `name` and `type` must use .setAttribute for WWA (#14901) + input.setAttribute( "type", "radio" ); + input.setAttribute( "checked", "checked" ); + input.setAttribute( "name", "t" ); + + div.appendChild( input ); + + // Support: Safari<=5.1, Android<4.2 + // Older WebKit doesn't clone checked state correctly in fragments + support.checkClone = div.cloneNode( true ).cloneNode( true ).lastChild.checked; + + // Support: IE<=11+ + // Make sure textarea (and checkbox) defaultValue is properly cloned + div.innerHTML = "<textarea>x</textarea>"; + support.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue; +})(); +var strundefined = typeof undefined; + + + +support.focusinBubbles = "onfocusin" in window; + + +var + rkeyEvent = /^key/, + rmouseEvent = /^(?:mouse|pointer|contextmenu)|click/, + rfocusMorph = /^(?:focusinfocus|focusoutblur)$/, + rtypenamespace = /^([^.]*)(?:\.(.+)|)$/; + +function returnTrue() { + return true; +} + +function returnFalse() { + return false; +} + +function safeActiveElement() { + try { + return document.activeElement; + } catch ( err ) { } +} + +/* + * Helper functions for managing events -- not part of the public interface. + * Props to Dean Edwards' addEvent library for many of the ideas. + */ +jQuery.event = { + + global: {}, + + add: function( elem, types, handler, data, selector ) { + + var handleObjIn, eventHandle, tmp, + events, t, handleObj, + special, handlers, type, namespaces, origType, + elemData = data_priv.get( elem ); + + // Don't attach events to noData or text/comment nodes (but allow plain objects) + if ( !elemData ) { + return; + } + + // Caller can pass in an object of custom data in lieu of the handler + if ( handler.handler ) { + handleObjIn = handler; + handler = handleObjIn.handler; + selector = handleObjIn.selector; + } + + // Make sure that the handler has a unique ID, used to find/remove it later + if ( !handler.guid ) { + handler.guid = jQuery.guid++; + } + + // Init the element's event structure and main handler, if this is the first + if ( !(events = elemData.events) ) { + events = elemData.events = {}; + } + if ( !(eventHandle = elemData.handle) ) { + eventHandle = elemData.handle = function( e ) { + // Discard the second event of a jQuery.event.trigger() and + // when an event is called after a page has unloaded + return typeof jQuery !== strundefined && jQuery.event.triggered !== e.type ? + jQuery.event.dispatch.apply( elem, arguments ) : undefined; + }; + } + + // Handle multiple events separated by a space + types = ( types || "" ).match( rnotwhite ) || [ "" ]; + t = types.length; + while ( t-- ) { + tmp = rtypenamespace.exec( types[t] ) || []; + type = origType = tmp[1]; + namespaces = ( tmp[2] || "" ).split( "." ).sort(); + + // There *must* be a type, no attaching namespace-only handlers + if ( !type ) { + continue; + } + + // If event changes its type, use the special event handlers for the changed type + special = jQuery.event.special[ type ] || {}; + + // If selector defined, determine special event api type, otherwise given type + type = ( selector ? special.delegateType : special.bindType ) || type; + + // Update special based on newly reset type + special = jQuery.event.special[ type ] || {}; + + // handleObj is passed to all event handlers + handleObj = jQuery.extend({ + type: type, + origType: origType, + data: data, + handler: handler, + guid: handler.guid, + selector: selector, + needsContext: selector && jQuery.expr.match.needsContext.test( selector ), + namespace: namespaces.join(".") + }, handleObjIn ); + + // Init the event handler queue if we're the first + if ( !(handlers = events[ type ]) ) { + handlers = events[ type ] = []; + handlers.delegateCount = 0; + + // Only use addEventListener if the special events handler returns false + if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) { + if ( elem.addEventListener ) { + elem.addEventListener( type, eventHandle, false ); + } + } + } + + if ( special.add ) { + special.add.call( elem, handleObj ); + + if ( !handleObj.handler.guid ) { + handleObj.handler.guid = handler.guid; + } + } + + // Add to the element's handler list, delegates in front + if ( selector ) { + handlers.splice( handlers.delegateCount++, 0, handleObj ); + } else { + handlers.push( handleObj ); + } + + // Keep track of which events have ever been used, for event optimization + jQuery.event.global[ type ] = true; + } + + }, + + // Detach an event or set of events from an element + remove: function( elem, types, handler, selector, mappedTypes ) { + + var j, origCount, tmp, + events, t, handleObj, + special, handlers, type, namespaces, origType, + elemData = data_priv.hasData( elem ) && data_priv.get( elem ); + + if ( !elemData || !(events = elemData.events) ) { + return; + } + + // Once for each type.namespace in types; type may be omitted + types = ( types || "" ).match( rnotwhite ) || [ "" ]; + t = types.length; + while ( t-- ) { + tmp = rtypenamespace.exec( types[t] ) || []; + type = origType = tmp[1]; + namespaces = ( tmp[2] || "" ).split( "." ).sort(); + + // Unbind all events (on this namespace, if provided) for the element + if ( !type ) { + for ( type in events ) { + jQuery.event.remove( elem, type + types[ t ], handler, selector, true ); + } + continue; + } + + special = jQuery.event.special[ type ] || {}; + type = ( selector ? special.delegateType : special.bindType ) || type; + handlers = events[ type ] || []; + tmp = tmp[2] && new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ); + + // Remove matching events + origCount = j = handlers.length; + while ( j-- ) { + handleObj = handlers[ j ]; + + if ( ( mappedTypes || origType === handleObj.origType ) && + ( !handler || handler.guid === handleObj.guid ) && + ( !tmp || tmp.test( handleObj.namespace ) ) && + ( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector ) ) { + handlers.splice( j, 1 ); + + if ( handleObj.selector ) { + handlers.delegateCount--; + } + if ( special.remove ) { + special.remove.call( elem, handleObj ); + } + } + } + + // Remove generic event handler if we removed something and no more handlers exist + // (avoids potential for endless recursion during removal of special event handlers) + if ( origCount && !handlers.length ) { + if ( !special.teardown || special.teardown.call( elem, namespaces, elemData.handle ) === false ) { + jQuery.removeEvent( elem, type, elemData.handle ); + } + + delete events[ type ]; + } + } + + // Remove the expando if it's no longer used + if ( jQuery.isEmptyObject( events ) ) { + delete elemData.handle; + data_priv.remove( elem, "events" ); + } + }, + + trigger: function( event, data, elem, onlyHandlers ) { + + var i, cur, tmp, bubbleType, ontype, handle, special, + eventPath = [ elem || document ], + type = hasOwn.call( event, "type" ) ? event.type : event, + namespaces = hasOwn.call( event, "namespace" ) ? event.namespace.split(".") : []; + + cur = tmp = elem = elem || document; + + // Don't do events on text and comment nodes + if ( elem.nodeType === 3 || elem.nodeType === 8 ) { + return; + } + + // focus/blur morphs to focusin/out; ensure we're not firing them right now + if ( rfocusMorph.test( type + jQuery.event.triggered ) ) { + return; + } + + if ( type.indexOf(".") >= 0 ) { + // Namespaced trigger; create a regexp to match event type in handle() + namespaces = type.split("."); + type = namespaces.shift(); + namespaces.sort(); + } + ontype = type.indexOf(":") < 0 && "on" + type; + + // Caller can pass in a jQuery.Event object, Object, or just an event type string + event = event[ jQuery.expando ] ? + event : + new jQuery.Event( type, typeof event === "object" && event ); + + // Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true) + event.isTrigger = onlyHandlers ? 2 : 3; + event.namespace = namespaces.join("."); + event.namespace_re = event.namespace ? + new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ) : + null; + + // Clean up the event in case it is being reused + event.result = undefined; + if ( !event.target ) { + event.target = elem; + } + + // Clone any incoming data and prepend the event, creating the handler arg list + data = data == null ? + [ event ] : + jQuery.makeArray( data, [ event ] ); + + // Allow special events to draw outside the lines + special = jQuery.event.special[ type ] || {}; + if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) { + return; + } + + // Determine event propagation path in advance, per W3C events spec (#9951) + // Bubble up to document, then to window; watch for a global ownerDocument var (#9724) + if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) { + + bubbleType = special.delegateType || type; + if ( !rfocusMorph.test( bubbleType + type ) ) { + cur = cur.parentNode; + } + for ( ; cur; cur = cur.parentNode ) { + eventPath.push( cur ); + tmp = cur; + } + + // Only add window if we got to document (e.g., not plain obj or detached DOM) + if ( tmp === (elem.ownerDocument || document) ) { + eventPath.push( tmp.defaultView || tmp.parentWindow || window ); + } + } + + // Fire handlers on the event path + i = 0; + while ( (cur = eventPath[i++]) && !event.isPropagationStopped() ) { + + event.type = i > 1 ? + bubbleType : + special.bindType || type; + + // jQuery handler + handle = ( data_priv.get( cur, "events" ) || {} )[ event.type ] && data_priv.get( cur, "handle" ); + if ( handle ) { + handle.apply( cur, data ); + } + + // Native handler + handle = ontype && cur[ ontype ]; + if ( handle && handle.apply && jQuery.acceptData( cur ) ) { + event.result = handle.apply( cur, data ); + if ( event.result === false ) { + event.preventDefault(); + } + } + } + event.type = type; + + // If nobody prevented the default action, do it now + if ( !onlyHandlers && !event.isDefaultPrevented() ) { + + if ( (!special._default || special._default.apply( eventPath.pop(), data ) === false) && + jQuery.acceptData( elem ) ) { + + // Call a native DOM method on the target with the same name name as the event. + // Don't do default actions on window, that's where global variables be (#6170) + if ( ontype && jQuery.isFunction( elem[ type ] ) && !jQuery.isWindow( elem ) ) { + + // Don't re-trigger an onFOO event when we call its FOO() method + tmp = elem[ ontype ]; + + if ( tmp ) { + elem[ ontype ] = null; + } + + // Prevent re-triggering of the same event, since we already bubbled it above + jQuery.event.triggered = type; + elem[ type ](); + jQuery.event.triggered = undefined; + + if ( tmp ) { + elem[ ontype ] = tmp; + } + } + } + } + + return event.result; + }, + + dispatch: function( event ) { + + // Make a writable jQuery.Event from the native event object + event = jQuery.event.fix( event ); + + var i, j, ret, matched, handleObj, + handlerQueue = [], + args = slice.call( arguments ), + handlers = ( data_priv.get( this, "events" ) || {} )[ event.type ] || [], + special = jQuery.event.special[ event.type ] || {}; + + // Use the fix-ed jQuery.Event rather than the (read-only) native event + args[0] = event; + event.delegateTarget = this; + + // Call the preDispatch hook for the mapped type, and let it bail if desired + if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) { + return; + } + + // Determine handlers + handlerQueue = jQuery.event.handlers.call( this, event, handlers ); + + // Run delegates first; they may want to stop propagation beneath us + i = 0; + while ( (matched = handlerQueue[ i++ ]) && !event.isPropagationStopped() ) { + event.currentTarget = matched.elem; + + j = 0; + while ( (handleObj = matched.handlers[ j++ ]) && !event.isImmediatePropagationStopped() ) { + + // Triggered event must either 1) have no namespace, or 2) have namespace(s) + // a subset or equal to those in the bound event (both can have no namespace). + if ( !event.namespace_re || event.namespace_re.test( handleObj.namespace ) ) { + + event.handleObj = handleObj; + event.data = handleObj.data; + + ret = ( (jQuery.event.special[ handleObj.origType ] || {}).handle || handleObj.handler ) + .apply( matched.elem, args ); + + if ( ret !== undefined ) { + if ( (event.result = ret) === false ) { + event.preventDefault(); + event.stopPropagation(); + } + } + } + } + } + + // Call the postDispatch hook for the mapped type + if ( special.postDispatch ) { + special.postDispatch.call( this, event ); + } + + return event.result; + }, + + handlers: function( event, handlers ) { + var i, matches, sel, handleObj, + handlerQueue = [], + delegateCount = handlers.delegateCount, + cur = event.target; + + // Find delegate handlers + // Black-hole SVG <use> instance trees (#13180) + // Avoid non-left-click bubbling in Firefox (#3861) + if ( delegateCount && cur.nodeType && (!event.button || event.type !== "click") ) { + + for ( ; cur !== this; cur = cur.parentNode || this ) { + + // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764) + if ( cur.disabled !== true || event.type !== "click" ) { + matches = []; + for ( i = 0; i < delegateCount; i++ ) { + handleObj = handlers[ i ]; + + // Don't conflict with Object.prototype properties (#13203) + sel = handleObj.selector + " "; + + if ( matches[ sel ] === undefined ) { + matches[ sel ] = handleObj.needsContext ? + jQuery( sel, this ).index( cur ) >= 0 : + jQuery.find( sel, this, null, [ cur ] ).length; + } + if ( matches[ sel ] ) { + matches.push( handleObj ); + } + } + if ( matches.length ) { + handlerQueue.push({ elem: cur, handlers: matches }); + } + } + } + } + + // Add the remaining (directly-bound) handlers + if ( delegateCount < handlers.length ) { + handlerQueue.push({ elem: this, handlers: handlers.slice( delegateCount ) }); + } + + return handlerQueue; + }, + + // Includes some event props shared by KeyEvent and MouseEvent + props: "altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "), + + fixHooks: {}, + + keyHooks: { + props: "char charCode key keyCode".split(" "), + filter: function( event, original ) { + + // Add which for key events + if ( event.which == null ) { + event.which = original.charCode != null ? original.charCode : original.keyCode; + } + + return event; + } + }, + + mouseHooks: { + props: "button buttons clientX clientY offsetX offsetY pageX pageY screenX screenY toElement".split(" "), + filter: function( event, original ) { + var eventDoc, doc, body, + button = original.button; + + // Calculate pageX/Y if missing and clientX/Y available + if ( event.pageX == null && original.clientX != null ) { + eventDoc = event.target.ownerDocument || document; + doc = eventDoc.documentElement; + body = eventDoc.body; + + event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 ); + event.pageY = original.clientY + ( doc && doc.scrollTop || body && body.scrollTop || 0 ) - ( doc && doc.clientTop || body && body.clientTop || 0 ); + } + + // Add which for click: 1 === left; 2 === middle; 3 === right + // Note: button is not normalized, so don't use it + if ( !event.which && button !== undefined ) { + event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) ); + } + + return event; + } + }, + + fix: function( event ) { + if ( event[ jQuery.expando ] ) { + return event; + } + + // Create a writable copy of the event object and normalize some properties + var i, prop, copy, + type = event.type, + originalEvent = event, + fixHook = this.fixHooks[ type ]; + + if ( !fixHook ) { + this.fixHooks[ type ] = fixHook = + rmouseEvent.test( type ) ? this.mouseHooks : + rkeyEvent.test( type ) ? this.keyHooks : + {}; + } + copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props; + + event = new jQuery.Event( originalEvent ); + + i = copy.length; + while ( i-- ) { + prop = copy[ i ]; + event[ prop ] = originalEvent[ prop ]; + } + + // Support: Cordova 2.5 (WebKit) (#13255) + // All events should have a target; Cordova deviceready doesn't + if ( !event.target ) { + event.target = document; + } + + // Support: Safari 6.0+, Chrome<28 + // Target should not be a text node (#504, #13143) + if ( event.target.nodeType === 3 ) { + event.target = event.target.parentNode; + } + + return fixHook.filter ? fixHook.filter( event, originalEvent ) : event; + }, + + special: { + load: { + // Prevent triggered image.load events from bubbling to window.load + noBubble: true + }, + focus: { + // Fire native event if possible so blur/focus sequence is correct + trigger: function() { + if ( this !== safeActiveElement() && this.focus ) { + this.focus(); + return false; + } + }, + delegateType: "focusin" + }, + blur: { + trigger: function() { + if ( this === safeActiveElement() && this.blur ) { + this.blur(); + return false; + } + }, + delegateType: "focusout" + }, + click: { + // For checkbox, fire native event so checked state will be right + trigger: function() { + if ( this.type === "checkbox" && this.click && jQuery.nodeName( this, "input" ) ) { + this.click(); + return false; + } + }, + + // For cross-browser consistency, don't fire native .click() on links + _default: function( event ) { + return jQuery.nodeName( event.target, "a" ); + } + }, + + beforeunload: { + postDispatch: function( event ) { + + // Support: Firefox 20+ + // Firefox doesn't alert if the returnValue field is not set. + if ( event.result !== undefined && event.originalEvent ) { + event.originalEvent.returnValue = event.result; + } + } + } + }, + + simulate: function( type, elem, event, bubble ) { + // Piggyback on a donor event to simulate a different one. + // Fake originalEvent to avoid donor's stopPropagation, but if the + // simulated event prevents default then we do the same on the donor. + var e = jQuery.extend( + new jQuery.Event(), + event, + { + type: type, + isSimulated: true, + originalEvent: {} + } + ); + if ( bubble ) { + jQuery.event.trigger( e, null, elem ); + } else { + jQuery.event.dispatch.call( elem, e ); + } + if ( e.isDefaultPrevented() ) { + event.preventDefault(); + } + } +}; + +jQuery.removeEvent = function( elem, type, handle ) { + if ( elem.removeEventListener ) { + elem.removeEventListener( type, handle, false ); + } +}; + +jQuery.Event = function( src, props ) { + // Allow instantiation without the 'new' keyword + if ( !(this instanceof jQuery.Event) ) { + return new jQuery.Event( src, props ); + } + + // Event object + if ( src && src.type ) { + this.originalEvent = src; + this.type = src.type; + + // Events bubbling up the document may have been marked as prevented + // by a handler lower down the tree; reflect the correct value. + this.isDefaultPrevented = src.defaultPrevented || + src.defaultPrevented === undefined && + // Support: Android<4.0 + src.returnValue === false ? + returnTrue : + returnFalse; + + // Event type + } else { + this.type = src; + } + + // Put explicitly provided properties onto the event object + if ( props ) { + jQuery.extend( this, props ); + } + + // Create a timestamp if incoming event doesn't have one + this.timeStamp = src && src.timeStamp || jQuery.now(); + + // Mark it as fixed + this[ jQuery.expando ] = true; +}; + +// jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding +// http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html +jQuery.Event.prototype = { + isDefaultPrevented: returnFalse, + isPropagationStopped: returnFalse, + isImmediatePropagationStopped: returnFalse, + + preventDefault: function() { + var e = this.originalEvent; + + this.isDefaultPrevented = returnTrue; + + if ( e && e.preventDefault ) { + e.preventDefault(); + } + }, + stopPropagation: function() { + var e = this.originalEvent; + + this.isPropagationStopped = returnTrue; + + if ( e && e.stopPropagation ) { + e.stopPropagation(); + } + }, + stopImmediatePropagation: function() { + var e = this.originalEvent; + + this.isImmediatePropagationStopped = returnTrue; + + if ( e && e.stopImmediatePropagation ) { + e.stopImmediatePropagation(); + } + + this.stopPropagation(); + } +}; + +// Create mouseenter/leave events using mouseover/out and event-time checks +// Support: Chrome 15+ +jQuery.each({ + mouseenter: "mouseover", + mouseleave: "mouseout", + pointerenter: "pointerover", + pointerleave: "pointerout" +}, function( orig, fix ) { + jQuery.event.special[ orig ] = { + delegateType: fix, + bindType: fix, + + handle: function( event ) { + var ret, + target = this, + related = event.relatedTarget, + handleObj = event.handleObj; + + // For mousenter/leave call the handler if related is outside the target. + // NB: No relatedTarget if the mouse left/entered the browser window + if ( !related || (related !== target && !jQuery.contains( target, related )) ) { + event.type = handleObj.origType; + ret = handleObj.handler.apply( this, arguments ); + event.type = fix; + } + return ret; + } + }; +}); + +// Support: Firefox, Chrome, Safari +// Create "bubbling" focus and blur events +if ( !support.focusinBubbles ) { + jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) { + + // Attach a single capturing handler on the document while someone wants focusin/focusout + var handler = function( event ) { + jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ), true ); + }; + + jQuery.event.special[ fix ] = { + setup: function() { + var doc = this.ownerDocument || this, + attaches = data_priv.access( doc, fix ); + + if ( !attaches ) { + doc.addEventListener( orig, handler, true ); + } + data_priv.access( doc, fix, ( attaches || 0 ) + 1 ); + }, + teardown: function() { + var doc = this.ownerDocument || this, + attaches = data_priv.access( doc, fix ) - 1; + + if ( !attaches ) { + doc.removeEventListener( orig, handler, true ); + data_priv.remove( doc, fix ); + + } else { + data_priv.access( doc, fix, attaches ); + } + } + }; + }); +} + +jQuery.fn.extend({ + + on: function( types, selector, data, fn, /*INTERNAL*/ one ) { + var origFn, type; + + // Types can be a map of types/handlers + if ( typeof types === "object" ) { + // ( types-Object, selector, data ) + if ( typeof selector !== "string" ) { + // ( types-Object, data ) + data = data || selector; + selector = undefined; + } + for ( type in types ) { + this.on( type, selector, data, types[ type ], one ); + } + return this; + } + + if ( data == null && fn == null ) { + // ( types, fn ) + fn = selector; + data = selector = undefined; + } else if ( fn == null ) { + if ( typeof selector === "string" ) { + // ( types, selector, fn ) + fn = data; + data = undefined; + } else { + // ( types, data, fn ) + fn = data; + data = selector; + selector = undefined; + } + } + if ( fn === false ) { + fn = returnFalse; + } else if ( !fn ) { + return this; + } + + if ( one === 1 ) { + origFn = fn; + fn = function( event ) { + // Can use an empty set, since event contains the info + jQuery().off( event ); + return origFn.apply( this, arguments ); + }; + // Use same guid so caller can remove using origFn + fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ ); + } + return this.each( function() { + jQuery.event.add( this, types, fn, data, selector ); + }); + }, + one: function( types, selector, data, fn ) { + return this.on( types, selector, data, fn, 1 ); + }, + off: function( types, selector, fn ) { + var handleObj, type; + if ( types && types.preventDefault && types.handleObj ) { + // ( event ) dispatched jQuery.Event + handleObj = types.handleObj; + jQuery( types.delegateTarget ).off( + handleObj.namespace ? handleObj.origType + "." + handleObj.namespace : handleObj.origType, + handleObj.selector, + handleObj.handler + ); + return this; + } + if ( typeof types === "object" ) { + // ( types-object [, selector] ) + for ( type in types ) { + this.off( type, selector, types[ type ] ); + } + return this; + } + if ( selector === false || typeof selector === "function" ) { + // ( types [, fn] ) + fn = selector; + selector = undefined; + } + if ( fn === false ) { + fn = returnFalse; + } + return this.each(function() { + jQuery.event.remove( this, types, fn, selector ); + }); + }, + + trigger: function( type, data ) { + return this.each(function() { + jQuery.event.trigger( type, data, this ); + }); + }, + triggerHandler: function( type, data ) { + var elem = this[0]; + if ( elem ) { + return jQuery.event.trigger( type, data, elem, true ); + } + } +}); + + +var + rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi, + rtagName = /<([\w:]+)/, + rhtml = /<|&#?\w+;/, + rnoInnerhtml = /<(?:script|style|link)/i, + // checked="checked" or checked + rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i, + rscriptType = /^$|\/(?:java|ecma)script/i, + rscriptTypeMasked = /^true\/(.*)/, + rcleanScript = /^\s*<!(?:\[CDATA\[|--)|(?:\]\]|--)>\s*$/g, + + // We have to close these tags to support XHTML (#13200) + wrapMap = { + + // Support: IE9 + option: [ 1, "<select multiple='multiple'>", "</select>" ], + + thead: [ 1, "<table>", "</table>" ], + col: [ 2, "<table><colgroup>", "</colgroup></table>" ], + tr: [ 2, "<table><tbody>", "</tbody></table>" ], + td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ], + + _default: [ 0, "", "" ] + }; + +// Support: IE9 +wrapMap.optgroup = wrapMap.option; + +wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead; +wrapMap.th = wrapMap.td; + +// Support: 1.x compatibility +// Manipulating tables requires a tbody +function manipulationTarget( elem, content ) { + return jQuery.nodeName( elem, "table" ) && + jQuery.nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ? + + elem.getElementsByTagName("tbody")[0] || + elem.appendChild( elem.ownerDocument.createElement("tbody") ) : + elem; +} + +// Replace/restore the type attribute of script elements for safe DOM manipulation +function disableScript( elem ) { + elem.type = (elem.getAttribute("type") !== null) + "/" + elem.type; + return elem; +} +function restoreScript( elem ) { + var match = rscriptTypeMasked.exec( elem.type ); + + if ( match ) { + elem.type = match[ 1 ]; + } else { + elem.removeAttribute("type"); + } + + return elem; +} + +// Mark scripts as having already been evaluated +function setGlobalEval( elems, refElements ) { + var i = 0, + l = elems.length; + + for ( ; i < l; i++ ) { + data_priv.set( + elems[ i ], "globalEval", !refElements || data_priv.get( refElements[ i ], "globalEval" ) + ); + } +} + +function cloneCopyEvent( src, dest ) { + var i, l, type, pdataOld, pdataCur, udataOld, udataCur, events; + + if ( dest.nodeType !== 1 ) { + return; + } + + // 1. Copy private data: events, handlers, etc. + if ( data_priv.hasData( src ) ) { + pdataOld = data_priv.access( src ); + pdataCur = data_priv.set( dest, pdataOld ); + events = pdataOld.events; + + if ( events ) { + delete pdataCur.handle; + pdataCur.events = {}; + + for ( type in events ) { + for ( i = 0, l = events[ type ].length; i < l; i++ ) { + jQuery.event.add( dest, type, events[ type ][ i ] ); + } + } + } + } + + // 2. Copy user data + if ( data_user.hasData( src ) ) { + udataOld = data_user.access( src ); + udataCur = jQuery.extend( {}, udataOld ); + + data_user.set( dest, udataCur ); + } +} + +function getAll( context, tag ) { + var ret = context.getElementsByTagName ? context.getElementsByTagName( tag || "*" ) : + context.querySelectorAll ? context.querySelectorAll( tag || "*" ) : + []; + + return tag === undefined || tag && jQuery.nodeName( context, tag ) ? + jQuery.merge( [ context ], ret ) : + ret; +} + +// Fix IE bugs, see support tests +function fixInput( src, dest ) { + var nodeName = dest.nodeName.toLowerCase(); + + // Fails to persist the checked state of a cloned checkbox or radio button. + if ( nodeName === "input" && rcheckableType.test( src.type ) ) { + dest.checked = src.checked; + + // Fails to return the selected option to the default selected state when cloning options + } else if ( nodeName === "input" || nodeName === "textarea" ) { + dest.defaultValue = src.defaultValue; + } +} + +jQuery.extend({ + clone: function( elem, dataAndEvents, deepDataAndEvents ) { + var i, l, srcElements, destElements, + clone = elem.cloneNode( true ), + inPage = jQuery.contains( elem.ownerDocument, elem ); + + // Fix IE cloning issues + if ( !support.noCloneChecked && ( elem.nodeType === 1 || elem.nodeType === 11 ) && + !jQuery.isXMLDoc( elem ) ) { + + // We eschew Sizzle here for performance reasons: http://jsperf.com/getall-vs-sizzle/2 + destElements = getAll( clone ); + srcElements = getAll( elem ); + + for ( i = 0, l = srcElements.length; i < l; i++ ) { + fixInput( srcElements[ i ], destElements[ i ] ); + } + } + + // Copy the events from the original to the clone + if ( dataAndEvents ) { + if ( deepDataAndEvents ) { + srcElements = srcElements || getAll( elem ); + destElements = destElements || getAll( clone ); + + for ( i = 0, l = srcElements.length; i < l; i++ ) { + cloneCopyEvent( srcElements[ i ], destElements[ i ] ); + } + } else { + cloneCopyEvent( elem, clone ); + } + } + + // Preserve script evaluation history + destElements = getAll( clone, "script" ); + if ( destElements.length > 0 ) { + setGlobalEval( destElements, !inPage && getAll( elem, "script" ) ); + } + + // Return the cloned set + return clone; + }, + + buildFragment: function( elems, context, scripts, selection ) { + var elem, tmp, tag, wrap, contains, j, + fragment = context.createDocumentFragment(), + nodes = [], + i = 0, + l = elems.length; + + for ( ; i < l; i++ ) { + elem = elems[ i ]; + + if ( elem || elem === 0 ) { + + // Add nodes directly + if ( jQuery.type( elem ) === "object" ) { + // Support: QtWebKit, PhantomJS + // push.apply(_, arraylike) throws on ancient WebKit + jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem ); + + // Convert non-html into a text node + } else if ( !rhtml.test( elem ) ) { + nodes.push( context.createTextNode( elem ) ); + + // Convert html into DOM nodes + } else { + tmp = tmp || fragment.appendChild( context.createElement("div") ); + + // Deserialize a standard representation + tag = ( rtagName.exec( elem ) || [ "", "" ] )[ 1 ].toLowerCase(); + wrap = wrapMap[ tag ] || wrapMap._default; + tmp.innerHTML = wrap[ 1 ] + elem.replace( rxhtmlTag, "<$1></$2>" ) + wrap[ 2 ]; + + // Descend through wrappers to the right content + j = wrap[ 0 ]; + while ( j-- ) { + tmp = tmp.lastChild; + } + + // Support: QtWebKit, PhantomJS + // push.apply(_, arraylike) throws on ancient WebKit + jQuery.merge( nodes, tmp.childNodes ); + + // Remember the top-level container + tmp = fragment.firstChild; + + // Ensure the created nodes are orphaned (#12392) + tmp.textContent = ""; + } + } + } + + // Remove wrapper from fragment + fragment.textContent = ""; + + i = 0; + while ( (elem = nodes[ i++ ]) ) { + + // #4087 - If origin and destination elements are the same, and this is + // that element, do not do anything + if ( selection && jQuery.inArray( elem, selection ) !== -1 ) { + continue; + } + + contains = jQuery.contains( elem.ownerDocument, elem ); + + // Append to fragment + tmp = getAll( fragment.appendChild( elem ), "script" ); + + // Preserve script evaluation history + if ( contains ) { + setGlobalEval( tmp ); + } + + // Capture executables + if ( scripts ) { + j = 0; + while ( (elem = tmp[ j++ ]) ) { + if ( rscriptType.test( elem.type || "" ) ) { + scripts.push( elem ); + } + } + } + } + + return fragment; + }, + + cleanData: function( elems ) { + var data, elem, type, key, + special = jQuery.event.special, + i = 0; + + for ( ; (elem = elems[ i ]) !== undefined; i++ ) { + if ( jQuery.acceptData( elem ) ) { + key = elem[ data_priv.expando ]; + + if ( key && (data = data_priv.cache[ key ]) ) { + if ( data.events ) { + for ( type in data.events ) { + if ( special[ type ] ) { + jQuery.event.remove( elem, type ); + + // This is a shortcut to avoid jQuery.event.remove's overhead + } else { + jQuery.removeEvent( elem, type, data.handle ); + } + } + } + if ( data_priv.cache[ key ] ) { + // Discard any remaining `private` data + delete data_priv.cache[ key ]; + } + } + } + // Discard any remaining `user` data + delete data_user.cache[ elem[ data_user.expando ] ]; + } + } +}); + +jQuery.fn.extend({ + text: function( value ) { + return access( this, function( value ) { + return value === undefined ? + jQuery.text( this ) : + this.empty().each(function() { + if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { + this.textContent = value; + } + }); + }, null, value, arguments.length ); + }, + + append: function() { + return this.domManip( arguments, function( elem ) { + if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { + var target = manipulationTarget( this, elem ); + target.appendChild( elem ); + } + }); + }, + + prepend: function() { + return this.domManip( arguments, function( elem ) { + if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { + var target = manipulationTarget( this, elem ); + target.insertBefore( elem, target.firstChild ); + } + }); + }, + + before: function() { + return this.domManip( arguments, function( elem ) { + if ( this.parentNode ) { + this.parentNode.insertBefore( elem, this ); + } + }); + }, + + after: function() { + return this.domManip( arguments, function( elem ) { + if ( this.parentNode ) { + this.parentNode.insertBefore( elem, this.nextSibling ); + } + }); + }, + + remove: function( selector, keepData /* Internal Use Only */ ) { + var elem, + elems = selector ? jQuery.filter( selector, this ) : this, + i = 0; + + for ( ; (elem = elems[i]) != null; i++ ) { + if ( !keepData && elem.nodeType === 1 ) { + jQuery.cleanData( getAll( elem ) ); + } + + if ( elem.parentNode ) { + if ( keepData && jQuery.contains( elem.ownerDocument, elem ) ) { + setGlobalEval( getAll( elem, "script" ) ); + } + elem.parentNode.removeChild( elem ); + } + } + + return this; + }, + + empty: function() { + var elem, + i = 0; + + for ( ; (elem = this[i]) != null; i++ ) { + if ( elem.nodeType === 1 ) { + + // Prevent memory leaks + jQuery.cleanData( getAll( elem, false ) ); + + // Remove any remaining nodes + elem.textContent = ""; + } + } + + return this; + }, + + clone: function( dataAndEvents, deepDataAndEvents ) { + dataAndEvents = dataAndEvents == null ? false : dataAndEvents; + deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents; + + return this.map(function() { + return jQuery.clone( this, dataAndEvents, deepDataAndEvents ); + }); + }, + + html: function( value ) { + return access( this, function( value ) { + var elem = this[ 0 ] || {}, + i = 0, + l = this.length; + + if ( value === undefined && elem.nodeType === 1 ) { + return elem.innerHTML; + } + + // See if we can take a shortcut and just use innerHTML + if ( typeof value === "string" && !rnoInnerhtml.test( value ) && + !wrapMap[ ( rtagName.exec( value ) || [ "", "" ] )[ 1 ].toLowerCase() ] ) { + + value = value.replace( rxhtmlTag, "<$1></$2>" ); + + try { + for ( ; i < l; i++ ) { + elem = this[ i ] || {}; + + // Remove element nodes and prevent memory leaks + if ( elem.nodeType === 1 ) { + jQuery.cleanData( getAll( elem, false ) ); + elem.innerHTML = value; + } + } + + elem = 0; + + // If using innerHTML throws an exception, use the fallback method + } catch( e ) {} + } + + if ( elem ) { + this.empty().append( value ); + } + }, null, value, arguments.length ); + }, + + replaceWith: function() { + var arg = arguments[ 0 ]; + + // Make the changes, replacing each context element with the new content + this.domManip( arguments, function( elem ) { + arg = this.parentNode; + + jQuery.cleanData( getAll( this ) ); + + if ( arg ) { + arg.replaceChild( elem, this ); + } + }); + + // Force removal if there was no new content (e.g., from empty arguments) + return arg && (arg.length || arg.nodeType) ? this : this.remove(); + }, + + detach: function( selector ) { + return this.remove( selector, true ); + }, + + domManip: function( args, callback ) { + + // Flatten any nested arrays + args = concat.apply( [], args ); + + var fragment, first, scripts, hasScripts, node, doc, + i = 0, + l = this.length, + set = this, + iNoClone = l - 1, + value = args[ 0 ], + isFunction = jQuery.isFunction( value ); + + // We can't cloneNode fragments that contain checked, in WebKit + if ( isFunction || + ( l > 1 && typeof value === "string" && + !support.checkClone && rchecked.test( value ) ) ) { + return this.each(function( index ) { + var self = set.eq( index ); + if ( isFunction ) { + args[ 0 ] = value.call( this, index, self.html() ); + } + self.domManip( args, callback ); + }); + } + + if ( l ) { + fragment = jQuery.buildFragment( args, this[ 0 ].ownerDocument, false, this ); + first = fragment.firstChild; + + if ( fragment.childNodes.length === 1 ) { + fragment = first; + } + + if ( first ) { + scripts = jQuery.map( getAll( fragment, "script" ), disableScript ); + hasScripts = scripts.length; + + // Use the original fragment for the last item instead of the first because it can end up + // being emptied incorrectly in certain situations (#8070). + for ( ; i < l; i++ ) { + node = fragment; + + if ( i !== iNoClone ) { + node = jQuery.clone( node, true, true ); + + // Keep references to cloned scripts for later restoration + if ( hasScripts ) { + // Support: QtWebKit + // jQuery.merge because push.apply(_, arraylike) throws + jQuery.merge( scripts, getAll( node, "script" ) ); + } + } + + callback.call( this[ i ], node, i ); + } + + if ( hasScripts ) { + doc = scripts[ scripts.length - 1 ].ownerDocument; + + // Reenable scripts + jQuery.map( scripts, restoreScript ); + + // Evaluate executable scripts on first document insertion + for ( i = 0; i < hasScripts; i++ ) { + node = scripts[ i ]; + if ( rscriptType.test( node.type || "" ) && + !data_priv.access( node, "globalEval" ) && jQuery.contains( doc, node ) ) { + + if ( node.src ) { + // Optional AJAX dependency, but won't run scripts if not present + if ( jQuery._evalUrl ) { + jQuery._evalUrl( node.src ); + } + } else { + jQuery.globalEval( node.textContent.replace( rcleanScript, "" ) ); + } + } + } + } + } + } + + return this; + } +}); + +jQuery.each({ + appendTo: "append", + prependTo: "prepend", + insertBefore: "before", + insertAfter: "after", + replaceAll: "replaceWith" +}, function( name, original ) { + jQuery.fn[ name ] = function( selector ) { + var elems, + ret = [], + insert = jQuery( selector ), + last = insert.length - 1, + i = 0; + + for ( ; i <= last; i++ ) { + elems = i === last ? this : this.clone( true ); + jQuery( insert[ i ] )[ original ]( elems ); + + // Support: QtWebKit + // .get() because push.apply(_, arraylike) throws + push.apply( ret, elems.get() ); + } + + return this.pushStack( ret ); + }; +}); + + +var iframe, + elemdisplay = {}; + +/** + * Retrieve the actual display of a element + * @param {String} name nodeName of the element + * @param {Object} doc Document object + */ +// Called only from within defaultDisplay +function actualDisplay( name, doc ) { + var style, + elem = jQuery( doc.createElement( name ) ).appendTo( doc.body ), + + // getDefaultComputedStyle might be reliably used only on attached element + display = window.getDefaultComputedStyle && ( style = window.getDefaultComputedStyle( elem[ 0 ] ) ) ? + + // Use of this method is a temporary fix (more like optimization) until something better comes along, + // since it was removed from specification and supported only in FF + style.display : jQuery.css( elem[ 0 ], "display" ); + + // We don't have any data stored on the element, + // so use "detach" method as fast way to get rid of the element + elem.detach(); + + return display; +} + +/** + * Try to determine the default display value of an element + * @param {String} nodeName + */ +function defaultDisplay( nodeName ) { + var doc = document, + display = elemdisplay[ nodeName ]; + + if ( !display ) { + display = actualDisplay( nodeName, doc ); + + // If the simple way fails, read from inside an iframe + if ( display === "none" || !display ) { + + // Use the already-created iframe if possible + iframe = (iframe || jQuery( "<iframe frameborder='0' width='0' height='0'/>" )).appendTo( doc.documentElement ); + + // Always write a new HTML skeleton so Webkit and Firefox don't choke on reuse + doc = iframe[ 0 ].contentDocument; + + // Support: IE + doc.write(); + doc.close(); + + display = actualDisplay( nodeName, doc ); + iframe.detach(); + } + + // Store the correct default display + elemdisplay[ nodeName ] = display; + } + + return display; +} +var rmargin = (/^margin/); + +var rnumnonpx = new RegExp( "^(" + pnum + ")(?!px)[a-z%]+$", "i" ); + +var getStyles = function( elem ) { + // Support: IE<=11+, Firefox<=30+ (#15098, #14150) + // IE throws on elements created in popups + // FF meanwhile throws on frame elements through "defaultView.getComputedStyle" + if ( elem.ownerDocument.defaultView.opener ) { + return elem.ownerDocument.defaultView.getComputedStyle( elem, null ); + } + + return window.getComputedStyle( elem, null ); + }; + + + +function curCSS( elem, name, computed ) { + var width, minWidth, maxWidth, ret, + style = elem.style; + + computed = computed || getStyles( elem ); + + // Support: IE9 + // getPropertyValue is only needed for .css('filter') (#12537) + if ( computed ) { + ret = computed.getPropertyValue( name ) || computed[ name ]; + } + + if ( computed ) { + + if ( ret === "" && !jQuery.contains( elem.ownerDocument, elem ) ) { + ret = jQuery.style( elem, name ); + } + + // Support: iOS < 6 + // A tribute to the "awesome hack by Dean Edwards" + // iOS < 6 (at least) returns percentage for a larger set of values, but width seems to be reliably pixels + // this is against the CSSOM draft spec: http://dev.w3.org/csswg/cssom/#resolved-values + if ( rnumnonpx.test( ret ) && rmargin.test( name ) ) { + + // Remember the original values + width = style.width; + minWidth = style.minWidth; + maxWidth = style.maxWidth; + + // Put in the new values to get a computed value out + style.minWidth = style.maxWidth = style.width = ret; + ret = computed.width; + + // Revert the changed values + style.width = width; + style.minWidth = minWidth; + style.maxWidth = maxWidth; + } + } + + return ret !== undefined ? + // Support: IE + // IE returns zIndex value as an integer. + ret + "" : + ret; +} + + +function addGetHookIf( conditionFn, hookFn ) { + // Define the hook, we'll check on the first run if it's really needed. + return { + get: function() { + if ( conditionFn() ) { + // Hook not needed (or it's not possible to use it due + // to missing dependency), remove it. + delete this.get; + return; + } + + // Hook needed; redefine it so that the support test is not executed again. + return (this.get = hookFn).apply( this, arguments ); + } + }; +} + + +(function() { + var pixelPositionVal, boxSizingReliableVal, + docElem = document.documentElement, + container = document.createElement( "div" ), + div = document.createElement( "div" ); + + if ( !div.style ) { + return; + } + + // Support: IE9-11+ + // Style of cloned element affects source element cloned (#8908) + div.style.backgroundClip = "content-box"; + div.cloneNode( true ).style.backgroundClip = ""; + support.clearCloneStyle = div.style.backgroundClip === "content-box"; + + container.style.cssText = "border:0;width:0;height:0;top:0;left:-9999px;margin-top:1px;" + + "position:absolute"; + container.appendChild( div ); + + // Executing both pixelPosition & boxSizingReliable tests require only one layout + // so they're executed at the same time to save the second computation. + function computePixelPositionAndBoxSizingReliable() { + div.style.cssText = + // Support: Firefox<29, Android 2.3 + // Vendor-prefix box-sizing + "-webkit-box-sizing:border-box;-moz-box-sizing:border-box;" + + "box-sizing:border-box;display:block;margin-top:1%;top:1%;" + + "border:1px;padding:1px;width:4px;position:absolute"; + div.innerHTML = ""; + docElem.appendChild( container ); + + var divStyle = window.getComputedStyle( div, null ); + pixelPositionVal = divStyle.top !== "1%"; + boxSizingReliableVal = divStyle.width === "4px"; + + docElem.removeChild( container ); + } + + // Support: node.js jsdom + // Don't assume that getComputedStyle is a property of the global object + if ( window.getComputedStyle ) { + jQuery.extend( support, { + pixelPosition: function() { + + // This test is executed only once but we still do memoizing + // since we can use the boxSizingReliable pre-computing. + // No need to check if the test was already performed, though. + computePixelPositionAndBoxSizingReliable(); + return pixelPositionVal; + }, + boxSizingReliable: function() { + if ( boxSizingReliableVal == null ) { + computePixelPositionAndBoxSizingReliable(); + } + return boxSizingReliableVal; + }, + reliableMarginRight: function() { + + // Support: Android 2.3 + // Check if div with explicit width and no margin-right incorrectly + // gets computed margin-right based on width of container. (#3333) + // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right + // This support function is only executed once so no memoizing is needed. + var ret, + marginDiv = div.appendChild( document.createElement( "div" ) ); + + // Reset CSS: box-sizing; display; margin; border; padding + marginDiv.style.cssText = div.style.cssText = + // Support: Firefox<29, Android 2.3 + // Vendor-prefix box-sizing + "-webkit-box-sizing:content-box;-moz-box-sizing:content-box;" + + "box-sizing:content-box;display:block;margin:0;border:0;padding:0"; + marginDiv.style.marginRight = marginDiv.style.width = "0"; + div.style.width = "1px"; + docElem.appendChild( container ); + + ret = !parseFloat( window.getComputedStyle( marginDiv, null ).marginRight ); + + docElem.removeChild( container ); + div.removeChild( marginDiv ); + + return ret; + } + }); + } +})(); + + +// A method for quickly swapping in/out CSS properties to get correct calculations. +jQuery.swap = function( elem, options, callback, args ) { + var ret, name, + old = {}; + + // Remember the old values, and insert the new ones + for ( name in options ) { + old[ name ] = elem.style[ name ]; + elem.style[ name ] = options[ name ]; + } + + ret = callback.apply( elem, args || [] ); + + // Revert the old values + for ( name in options ) { + elem.style[ name ] = old[ name ]; + } + + return ret; +}; + + +var + // Swappable if display is none or starts with table except "table", "table-cell", or "table-caption" + // See here for display values: https://developer.mozilla.org/en-US/docs/CSS/display + rdisplayswap = /^(none|table(?!-c[ea]).+)/, + rnumsplit = new RegExp( "^(" + pnum + ")(.*)$", "i" ), + rrelNum = new RegExp( "^([+-])=(" + pnum + ")", "i" ), + + cssShow = { position: "absolute", visibility: "hidden", display: "block" }, + cssNormalTransform = { + letterSpacing: "0", + fontWeight: "400" + }, + + cssPrefixes = [ "Webkit", "O", "Moz", "ms" ]; + +// Return a css property mapped to a potentially vendor prefixed property +function vendorPropName( style, name ) { + + // Shortcut for names that are not vendor prefixed + if ( name in style ) { + return name; + } + + // Check for vendor prefixed names + var capName = name[0].toUpperCase() + name.slice(1), + origName = name, + i = cssPrefixes.length; + + while ( i-- ) { + name = cssPrefixes[ i ] + capName; + if ( name in style ) { + return name; + } + } + + return origName; +} + +function setPositiveNumber( elem, value, subtract ) { + var matches = rnumsplit.exec( value ); + return matches ? + // Guard against undefined "subtract", e.g., when used as in cssHooks + Math.max( 0, matches[ 1 ] - ( subtract || 0 ) ) + ( matches[ 2 ] || "px" ) : + value; +} + +function augmentWidthOrHeight( elem, name, extra, isBorderBox, styles ) { + var i = extra === ( isBorderBox ? "border" : "content" ) ? + // If we already have the right measurement, avoid augmentation + 4 : + // Otherwise initialize for horizontal or vertical properties + name === "width" ? 1 : 0, + + val = 0; + + for ( ; i < 4; i += 2 ) { + // Both box models exclude margin, so add it if we want it + if ( extra === "margin" ) { + val += jQuery.css( elem, extra + cssExpand[ i ], true, styles ); + } + + if ( isBorderBox ) { + // border-box includes padding, so remove it if we want content + if ( extra === "content" ) { + val -= jQuery.css( elem, "padding" + cssExpand[ i ], true, styles ); + } + + // At this point, extra isn't border nor margin, so remove border + if ( extra !== "margin" ) { + val -= jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles ); + } + } else { + // At this point, extra isn't content, so add padding + val += jQuery.css( elem, "padding" + cssExpand[ i ], true, styles ); + + // At this point, extra isn't content nor padding, so add border + if ( extra !== "padding" ) { + val += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles ); + } + } + } + + return val; +} + +function getWidthOrHeight( elem, name, extra ) { + + // Start with offset property, which is equivalent to the border-box value + var valueIsBorderBox = true, + val = name === "width" ? elem.offsetWidth : elem.offsetHeight, + styles = getStyles( elem ), + isBorderBox = jQuery.css( elem, "boxSizing", false, styles ) === "border-box"; + + // Some non-html elements return undefined for offsetWidth, so check for null/undefined + // svg - https://bugzilla.mozilla.org/show_bug.cgi?id=649285 + // MathML - https://bugzilla.mozilla.org/show_bug.cgi?id=491668 + if ( val <= 0 || val == null ) { + // Fall back to computed then uncomputed css if necessary + val = curCSS( elem, name, styles ); + if ( val < 0 || val == null ) { + val = elem.style[ name ]; + } + + // Computed unit is not pixels. Stop here and return. + if ( rnumnonpx.test(val) ) { + return val; + } + + // Check for style in case a browser which returns unreliable values + // for getComputedStyle silently falls back to the reliable elem.style + valueIsBorderBox = isBorderBox && + ( support.boxSizingReliable() || val === elem.style[ name ] ); + + // Normalize "", auto, and prepare for extra + val = parseFloat( val ) || 0; + } + + // Use the active box-sizing model to add/subtract irrelevant styles + return ( val + + augmentWidthOrHeight( + elem, + name, + extra || ( isBorderBox ? "border" : "content" ), + valueIsBorderBox, + styles + ) + ) + "px"; +} + +function showHide( elements, show ) { + var display, elem, hidden, + values = [], + index = 0, + length = elements.length; + + for ( ; index < length; index++ ) { + elem = elements[ index ]; + if ( !elem.style ) { + continue; + } + + values[ index ] = data_priv.get( elem, "olddisplay" ); + display = elem.style.display; + if ( show ) { + // Reset the inline display of this element to learn if it is + // being hidden by cascaded rules or not + if ( !values[ index ] && display === "none" ) { + elem.style.display = ""; + } + + // Set elements which have been overridden with display: none + // in a stylesheet to whatever the default browser style is + // for such an element + if ( elem.style.display === "" && isHidden( elem ) ) { + values[ index ] = data_priv.access( elem, "olddisplay", defaultDisplay(elem.nodeName) ); + } + } else { + hidden = isHidden( elem ); + + if ( display !== "none" || !hidden ) { + data_priv.set( elem, "olddisplay", hidden ? display : jQuery.css( elem, "display" ) ); + } + } + } + + // Set the display of most of the elements in a second loop + // to avoid the constant reflow + for ( index = 0; index < length; index++ ) { + elem = elements[ index ]; + if ( !elem.style ) { + continue; + } + if ( !show || elem.style.display === "none" || elem.style.display === "" ) { + elem.style.display = show ? values[ index ] || "" : "none"; + } + } + + return elements; +} + +jQuery.extend({ + + // Add in style property hooks for overriding the default + // behavior of getting and setting a style property + cssHooks: { + opacity: { + get: function( elem, computed ) { + if ( computed ) { + + // We should always get a number back from opacity + var ret = curCSS( elem, "opacity" ); + return ret === "" ? "1" : ret; + } + } + } + }, + + // Don't automatically add "px" to these possibly-unitless properties + cssNumber: { + "columnCount": true, + "fillOpacity": true, + "flexGrow": true, + "flexShrink": true, + "fontWeight": true, + "lineHeight": true, + "opacity": true, + "order": true, + "orphans": true, + "widows": true, + "zIndex": true, + "zoom": true + }, + + // Add in properties whose names you wish to fix before + // setting or getting the value + cssProps: { + "float": "cssFloat" + }, + + // Get and set the style property on a DOM Node + style: function( elem, name, value, extra ) { + + // Don't set styles on text and comment nodes + if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) { + return; + } + + // Make sure that we're working with the right name + var ret, type, hooks, + origName = jQuery.camelCase( name ), + style = elem.style; + + name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( style, origName ) ); + + // Gets hook for the prefixed version, then unprefixed version + hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ]; + + // Check if we're setting a value + if ( value !== undefined ) { + type = typeof value; + + // Convert "+=" or "-=" to relative numbers (#7345) + if ( type === "string" && (ret = rrelNum.exec( value )) ) { + value = ( ret[1] + 1 ) * ret[2] + parseFloat( jQuery.css( elem, name ) ); + // Fixes bug #9237 + type = "number"; + } + + // Make sure that null and NaN values aren't set (#7116) + if ( value == null || value !== value ) { + return; + } + + // If a number, add 'px' to the (except for certain CSS properties) + if ( type === "number" && !jQuery.cssNumber[ origName ] ) { + value += "px"; + } + + // Support: IE9-11+ + // background-* props affect original clone's values + if ( !support.clearCloneStyle && value === "" && name.indexOf( "background" ) === 0 ) { + style[ name ] = "inherit"; + } + + // If a hook was provided, use that value, otherwise just set the specified value + if ( !hooks || !("set" in hooks) || (value = hooks.set( elem, value, extra )) !== undefined ) { + style[ name ] = value; + } + + } else { + // If a hook was provided get the non-computed value from there + if ( hooks && "get" in hooks && (ret = hooks.get( elem, false, extra )) !== undefined ) { + return ret; + } + + // Otherwise just get the value from the style object + return style[ name ]; + } + }, + + css: function( elem, name, extra, styles ) { + var val, num, hooks, + origName = jQuery.camelCase( name ); + + // Make sure that we're working with the right name + name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( elem.style, origName ) ); + + // Try prefixed name followed by the unprefixed name + hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ]; + + // If a hook was provided get the computed value from there + if ( hooks && "get" in hooks ) { + val = hooks.get( elem, true, extra ); + } + + // Otherwise, if a way to get the computed value exists, use that + if ( val === undefined ) { + val = curCSS( elem, name, styles ); + } + + // Convert "normal" to computed value + if ( val === "normal" && name in cssNormalTransform ) { + val = cssNormalTransform[ name ]; + } + + // Make numeric if forced or a qualifier was provided and val looks numeric + if ( extra === "" || extra ) { + num = parseFloat( val ); + return extra === true || jQuery.isNumeric( num ) ? num || 0 : val; + } + return val; + } +}); + +jQuery.each([ "height", "width" ], function( i, name ) { + jQuery.cssHooks[ name ] = { + get: function( elem, computed, extra ) { + if ( computed ) { + + // Certain elements can have dimension info if we invisibly show them + // but it must have a current display style that would benefit + return rdisplayswap.test( jQuery.css( elem, "display" ) ) && elem.offsetWidth === 0 ? + jQuery.swap( elem, cssShow, function() { + return getWidthOrHeight( elem, name, extra ); + }) : + getWidthOrHeight( elem, name, extra ); + } + }, + + set: function( elem, value, extra ) { + var styles = extra && getStyles( elem ); + return setPositiveNumber( elem, value, extra ? + augmentWidthOrHeight( + elem, + name, + extra, + jQuery.css( elem, "boxSizing", false, styles ) === "border-box", + styles + ) : 0 + ); + } + }; +}); + +// Support: Android 2.3 +jQuery.cssHooks.marginRight = addGetHookIf( support.reliableMarginRight, + function( elem, computed ) { + if ( computed ) { + return jQuery.swap( elem, { "display": "inline-block" }, + curCSS, [ elem, "marginRight" ] ); + } + } +); + +// These hooks are used by animate to expand properties +jQuery.each({ + margin: "", + padding: "", + border: "Width" +}, function( prefix, suffix ) { + jQuery.cssHooks[ prefix + suffix ] = { + expand: function( value ) { + var i = 0, + expanded = {}, + + // Assumes a single number if not a string + parts = typeof value === "string" ? value.split(" ") : [ value ]; + + for ( ; i < 4; i++ ) { + expanded[ prefix + cssExpand[ i ] + suffix ] = + parts[ i ] || parts[ i - 2 ] || parts[ 0 ]; + } + + return expanded; + } + }; + + if ( !rmargin.test( prefix ) ) { + jQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber; + } +}); + +jQuery.fn.extend({ + css: function( name, value ) { + return access( this, function( elem, name, value ) { + var styles, len, + map = {}, + i = 0; + + if ( jQuery.isArray( name ) ) { + styles = getStyles( elem ); + len = name.length; + + for ( ; i < len; i++ ) { + map[ name[ i ] ] = jQuery.css( elem, name[ i ], false, styles ); + } + + return map; + } + + return value !== undefined ? + jQuery.style( elem, name, value ) : + jQuery.css( elem, name ); + }, name, value, arguments.length > 1 ); + }, + show: function() { + return showHide( this, true ); + }, + hide: function() { + return showHide( this ); + }, + toggle: function( state ) { + if ( typeof state === "boolean" ) { + return state ? this.show() : this.hide(); + } + + return this.each(function() { + if ( isHidden( this ) ) { + jQuery( this ).show(); + } else { + jQuery( this ).hide(); + } + }); + } +}); + + +function Tween( elem, options, prop, end, easing ) { + return new Tween.prototype.init( elem, options, prop, end, easing ); +} +jQuery.Tween = Tween; + +Tween.prototype = { + constructor: Tween, + init: function( elem, options, prop, end, easing, unit ) { + this.elem = elem; + this.prop = prop; + this.easing = easing || "swing"; + this.options = options; + this.start = this.now = this.cur(); + this.end = end; + this.unit = unit || ( jQuery.cssNumber[ prop ] ? "" : "px" ); + }, + cur: function() { + var hooks = Tween.propHooks[ this.prop ]; + + return hooks && hooks.get ? + hooks.get( this ) : + Tween.propHooks._default.get( this ); + }, + run: function( percent ) { + var eased, + hooks = Tween.propHooks[ this.prop ]; + + if ( this.options.duration ) { + this.pos = eased = jQuery.easing[ this.easing ]( + percent, this.options.duration * percent, 0, 1, this.options.duration + ); + } else { + this.pos = eased = percent; + } + this.now = ( this.end - this.start ) * eased + this.start; + + if ( this.options.step ) { + this.options.step.call( this.elem, this.now, this ); + } + + if ( hooks && hooks.set ) { + hooks.set( this ); + } else { + Tween.propHooks._default.set( this ); + } + return this; + } +}; + +Tween.prototype.init.prototype = Tween.prototype; + +Tween.propHooks = { + _default: { + get: function( tween ) { + var result; + + if ( tween.elem[ tween.prop ] != null && + (!tween.elem.style || tween.elem.style[ tween.prop ] == null) ) { + return tween.elem[ tween.prop ]; + } + + // Passing an empty string as a 3rd parameter to .css will automatically + // attempt a parseFloat and fallback to a string if the parse fails. + // Simple values such as "10px" are parsed to Float; + // complex values such as "rotate(1rad)" are returned as-is. + result = jQuery.css( tween.elem, tween.prop, "" ); + // Empty strings, null, undefined and "auto" are converted to 0. + return !result || result === "auto" ? 0 : result; + }, + set: function( tween ) { + // Use step hook for back compat. + // Use cssHook if its there. + // Use .style if available and use plain properties where available. + if ( jQuery.fx.step[ tween.prop ] ) { + jQuery.fx.step[ tween.prop ]( tween ); + } else if ( tween.elem.style && ( tween.elem.style[ jQuery.cssProps[ tween.prop ] ] != null || jQuery.cssHooks[ tween.prop ] ) ) { + jQuery.style( tween.elem, tween.prop, tween.now + tween.unit ); + } else { + tween.elem[ tween.prop ] = tween.now; + } + } + } +}; + +// Support: IE9 +// Panic based approach to setting things on disconnected nodes +Tween.propHooks.scrollTop = Tween.propHooks.scrollLeft = { + set: function( tween ) { + if ( tween.elem.nodeType && tween.elem.parentNode ) { + tween.elem[ tween.prop ] = tween.now; + } + } +}; + +jQuery.easing = { + linear: function( p ) { + return p; + }, + swing: function( p ) { + return 0.5 - Math.cos( p * Math.PI ) / 2; + } +}; + +jQuery.fx = Tween.prototype.init; + +// Back Compat <1.8 extension point +jQuery.fx.step = {}; + + + + +var + fxNow, timerId, + rfxtypes = /^(?:toggle|show|hide)$/, + rfxnum = new RegExp( "^(?:([+-])=|)(" + pnum + ")([a-z%]*)$", "i" ), + rrun = /queueHooks$/, + animationPrefilters = [ defaultPrefilter ], + tweeners = { + "*": [ function( prop, value ) { + var tween = this.createTween( prop, value ), + target = tween.cur(), + parts = rfxnum.exec( value ), + unit = parts && parts[ 3 ] || ( jQuery.cssNumber[ prop ] ? "" : "px" ), + + // Starting value computation is required for potential unit mismatches + start = ( jQuery.cssNumber[ prop ] || unit !== "px" && +target ) && + rfxnum.exec( jQuery.css( tween.elem, prop ) ), + scale = 1, + maxIterations = 20; + + if ( start && start[ 3 ] !== unit ) { + // Trust units reported by jQuery.css + unit = unit || start[ 3 ]; + + // Make sure we update the tween properties later on + parts = parts || []; + + // Iteratively approximate from a nonzero starting point + start = +target || 1; + + do { + // If previous iteration zeroed out, double until we get *something*. + // Use string for doubling so we don't accidentally see scale as unchanged below + scale = scale || ".5"; + + // Adjust and apply + start = start / scale; + jQuery.style( tween.elem, prop, start + unit ); + + // Update scale, tolerating zero or NaN from tween.cur(), + // break the loop if scale is unchanged or perfect, or if we've just had enough + } while ( scale !== (scale = tween.cur() / target) && scale !== 1 && --maxIterations ); + } + + // Update tween properties + if ( parts ) { + start = tween.start = +start || +target || 0; + tween.unit = unit; + // If a +=/-= token was provided, we're doing a relative animation + tween.end = parts[ 1 ] ? + start + ( parts[ 1 ] + 1 ) * parts[ 2 ] : + +parts[ 2 ]; + } + + return tween; + } ] + }; + +// Animations created synchronously will run synchronously +function createFxNow() { + setTimeout(function() { + fxNow = undefined; + }); + return ( fxNow = jQuery.now() ); +} + +// Generate parameters to create a standard animation +function genFx( type, includeWidth ) { + var which, + i = 0, + attrs = { height: type }; + + // If we include width, step value is 1 to do all cssExpand values, + // otherwise step value is 2 to skip over Left and Right + includeWidth = includeWidth ? 1 : 0; + for ( ; i < 4 ; i += 2 - includeWidth ) { + which = cssExpand[ i ]; + attrs[ "margin" + which ] = attrs[ "padding" + which ] = type; + } + + if ( includeWidth ) { + attrs.opacity = attrs.width = type; + } + + return attrs; +} + +function createTween( value, prop, animation ) { + var tween, + collection = ( tweeners[ prop ] || [] ).concat( tweeners[ "*" ] ), + index = 0, + length = collection.length; + for ( ; index < length; index++ ) { + if ( (tween = collection[ index ].call( animation, prop, value )) ) { + + // We're done with this property + return tween; + } + } +} + +function defaultPrefilter( elem, props, opts ) { + /* jshint validthis: true */ + var prop, value, toggle, tween, hooks, oldfire, display, checkDisplay, + anim = this, + orig = {}, + style = elem.style, + hidden = elem.nodeType && isHidden( elem ), + dataShow = data_priv.get( elem, "fxshow" ); + + // Handle queue: false promises + if ( !opts.queue ) { + hooks = jQuery._queueHooks( elem, "fx" ); + if ( hooks.unqueued == null ) { + hooks.unqueued = 0; + oldfire = hooks.empty.fire; + hooks.empty.fire = function() { + if ( !hooks.unqueued ) { + oldfire(); + } + }; + } + hooks.unqueued++; + + anim.always(function() { + // Ensure the complete handler is called before this completes + anim.always(function() { + hooks.unqueued--; + if ( !jQuery.queue( elem, "fx" ).length ) { + hooks.empty.fire(); + } + }); + }); + } + + // Height/width overflow pass + if ( elem.nodeType === 1 && ( "height" in props || "width" in props ) ) { + // Make sure that nothing sneaks out + // Record all 3 overflow attributes because IE9-10 do not + // change the overflow attribute when overflowX and + // overflowY are set to the same value + opts.overflow = [ style.overflow, style.overflowX, style.overflowY ]; + + // Set display property to inline-block for height/width + // animations on inline elements that are having width/height animated + display = jQuery.css( elem, "display" ); + + // Test default display if display is currently "none" + checkDisplay = display === "none" ? + data_priv.get( elem, "olddisplay" ) || defaultDisplay( elem.nodeName ) : display; + + if ( checkDisplay === "inline" && jQuery.css( elem, "float" ) === "none" ) { + style.display = "inline-block"; + } + } + + if ( opts.overflow ) { + style.overflow = "hidden"; + anim.always(function() { + style.overflow = opts.overflow[ 0 ]; + style.overflowX = opts.overflow[ 1 ]; + style.overflowY = opts.overflow[ 2 ]; + }); + } + + // show/hide pass + for ( prop in props ) { + value = props[ prop ]; + if ( rfxtypes.exec( value ) ) { + delete props[ prop ]; + toggle = toggle || value === "toggle"; + if ( value === ( hidden ? "hide" : "show" ) ) { + + // If there is dataShow left over from a stopped hide or show and we are going to proceed with show, we should pretend to be hidden + if ( value === "show" && dataShow && dataShow[ prop ] !== undefined ) { + hidden = true; + } else { + continue; + } + } + orig[ prop ] = dataShow && dataShow[ prop ] || jQuery.style( elem, prop ); + + // Any non-fx value stops us from restoring the original display value + } else { + display = undefined; + } + } + + if ( !jQuery.isEmptyObject( orig ) ) { + if ( dataShow ) { + if ( "hidden" in dataShow ) { + hidden = dataShow.hidden; + } + } else { + dataShow = data_priv.access( elem, "fxshow", {} ); + } + + // Store state if its toggle - enables .stop().toggle() to "reverse" + if ( toggle ) { + dataShow.hidden = !hidden; + } + if ( hidden ) { + jQuery( elem ).show(); + } else { + anim.done(function() { + jQuery( elem ).hide(); + }); + } + anim.done(function() { + var prop; + + data_priv.remove( elem, "fxshow" ); + for ( prop in orig ) { + jQuery.style( elem, prop, orig[ prop ] ); + } + }); + for ( prop in orig ) { + tween = createTween( hidden ? dataShow[ prop ] : 0, prop, anim ); + + if ( !( prop in dataShow ) ) { + dataShow[ prop ] = tween.start; + if ( hidden ) { + tween.end = tween.start; + tween.start = prop === "width" || prop === "height" ? 1 : 0; + } + } + } + + // If this is a noop like .hide().hide(), restore an overwritten display value + } else if ( (display === "none" ? defaultDisplay( elem.nodeName ) : display) === "inline" ) { + style.display = display; + } +} + +function propFilter( props, specialEasing ) { + var index, name, easing, value, hooks; + + // camelCase, specialEasing and expand cssHook pass + for ( index in props ) { + name = jQuery.camelCase( index ); + easing = specialEasing[ name ]; + value = props[ index ]; + if ( jQuery.isArray( value ) ) { + easing = value[ 1 ]; + value = props[ index ] = value[ 0 ]; + } + + if ( index !== name ) { + props[ name ] = value; + delete props[ index ]; + } + + hooks = jQuery.cssHooks[ name ]; + if ( hooks && "expand" in hooks ) { + value = hooks.expand( value ); + delete props[ name ]; + + // Not quite $.extend, this won't overwrite existing keys. + // Reusing 'index' because we have the correct "name" + for ( index in value ) { + if ( !( index in props ) ) { + props[ index ] = value[ index ]; + specialEasing[ index ] = easing; + } + } + } else { + specialEasing[ name ] = easing; + } + } +} + +function Animation( elem, properties, options ) { + var result, + stopped, + index = 0, + length = animationPrefilters.length, + deferred = jQuery.Deferred().always( function() { + // Don't match elem in the :animated selector + delete tick.elem; + }), + tick = function() { + if ( stopped ) { + return false; + } + var currentTime = fxNow || createFxNow(), + remaining = Math.max( 0, animation.startTime + animation.duration - currentTime ), + // Support: Android 2.3 + // Archaic crash bug won't allow us to use `1 - ( 0.5 || 0 )` (#12497) + temp = remaining / animation.duration || 0, + percent = 1 - temp, + index = 0, + length = animation.tweens.length; + + for ( ; index < length ; index++ ) { + animation.tweens[ index ].run( percent ); + } + + deferred.notifyWith( elem, [ animation, percent, remaining ]); + + if ( percent < 1 && length ) { + return remaining; + } else { + deferred.resolveWith( elem, [ animation ] ); + return false; + } + }, + animation = deferred.promise({ + elem: elem, + props: jQuery.extend( {}, properties ), + opts: jQuery.extend( true, { specialEasing: {} }, options ), + originalProperties: properties, + originalOptions: options, + startTime: fxNow || createFxNow(), + duration: options.duration, + tweens: [], + createTween: function( prop, end ) { + var tween = jQuery.Tween( elem, animation.opts, prop, end, + animation.opts.specialEasing[ prop ] || animation.opts.easing ); + animation.tweens.push( tween ); + return tween; + }, + stop: function( gotoEnd ) { + var index = 0, + // If we are going to the end, we want to run all the tweens + // otherwise we skip this part + length = gotoEnd ? animation.tweens.length : 0; + if ( stopped ) { + return this; + } + stopped = true; + for ( ; index < length ; index++ ) { + animation.tweens[ index ].run( 1 ); + } + + // Resolve when we played the last frame; otherwise, reject + if ( gotoEnd ) { + deferred.resolveWith( elem, [ animation, gotoEnd ] ); + } else { + deferred.rejectWith( elem, [ animation, gotoEnd ] ); + } + return this; + } + }), + props = animation.props; + + propFilter( props, animation.opts.specialEasing ); + + for ( ; index < length ; index++ ) { + result = animationPrefilters[ index ].call( animation, elem, props, animation.opts ); + if ( result ) { + return result; + } + } + + jQuery.map( props, createTween, animation ); + + if ( jQuery.isFunction( animation.opts.start ) ) { + animation.opts.start.call( elem, animation ); + } + + jQuery.fx.timer( + jQuery.extend( tick, { + elem: elem, + anim: animation, + queue: animation.opts.queue + }) + ); + + // attach callbacks from options + return animation.progress( animation.opts.progress ) + .done( animation.opts.done, animation.opts.complete ) + .fail( animation.opts.fail ) + .always( animation.opts.always ); +} + +jQuery.Animation = jQuery.extend( Animation, { + + tweener: function( props, callback ) { + if ( jQuery.isFunction( props ) ) { + callback = props; + props = [ "*" ]; + } else { + props = props.split(" "); + } + + var prop, + index = 0, + length = props.length; + + for ( ; index < length ; index++ ) { + prop = props[ index ]; + tweeners[ prop ] = tweeners[ prop ] || []; + tweeners[ prop ].unshift( callback ); + } + }, + + prefilter: function( callback, prepend ) { + if ( prepend ) { + animationPrefilters.unshift( callback ); + } else { + animationPrefilters.push( callback ); + } + } +}); + +jQuery.speed = function( speed, easing, fn ) { + var opt = speed && typeof speed === "object" ? jQuery.extend( {}, speed ) : { + complete: fn || !fn && easing || + jQuery.isFunction( speed ) && speed, + duration: speed, + easing: fn && easing || easing && !jQuery.isFunction( easing ) && easing + }; + + opt.duration = jQuery.fx.off ? 0 : typeof opt.duration === "number" ? opt.duration : + opt.duration in jQuery.fx.speeds ? jQuery.fx.speeds[ opt.duration ] : jQuery.fx.speeds._default; + + // Normalize opt.queue - true/undefined/null -> "fx" + if ( opt.queue == null || opt.queue === true ) { + opt.queue = "fx"; + } + + // Queueing + opt.old = opt.complete; + + opt.complete = function() { + if ( jQuery.isFunction( opt.old ) ) { + opt.old.call( this ); + } + + if ( opt.queue ) { + jQuery.dequeue( this, opt.queue ); + } + }; + + return opt; +}; + +jQuery.fn.extend({ + fadeTo: function( speed, to, easing, callback ) { + + // Show any hidden elements after setting opacity to 0 + return this.filter( isHidden ).css( "opacity", 0 ).show() + + // Animate to the value specified + .end().animate({ opacity: to }, speed, easing, callback ); + }, + animate: function( prop, speed, easing, callback ) { + var empty = jQuery.isEmptyObject( prop ), + optall = jQuery.speed( speed, easing, callback ), + doAnimation = function() { + // Operate on a copy of prop so per-property easing won't be lost + var anim = Animation( this, jQuery.extend( {}, prop ), optall ); + + // Empty animations, or finishing resolves immediately + if ( empty || data_priv.get( this, "finish" ) ) { + anim.stop( true ); + } + }; + doAnimation.finish = doAnimation; + + return empty || optall.queue === false ? + this.each( doAnimation ) : + this.queue( optall.queue, doAnimation ); + }, + stop: function( type, clearQueue, gotoEnd ) { + var stopQueue = function( hooks ) { + var stop = hooks.stop; + delete hooks.stop; + stop( gotoEnd ); + }; + + if ( typeof type !== "string" ) { + gotoEnd = clearQueue; + clearQueue = type; + type = undefined; + } + if ( clearQueue && type !== false ) { + this.queue( type || "fx", [] ); + } + + return this.each(function() { + var dequeue = true, + index = type != null && type + "queueHooks", + timers = jQuery.timers, + data = data_priv.get( this ); + + if ( index ) { + if ( data[ index ] && data[ index ].stop ) { + stopQueue( data[ index ] ); + } + } else { + for ( index in data ) { + if ( data[ index ] && data[ index ].stop && rrun.test( index ) ) { + stopQueue( data[ index ] ); + } + } + } + + for ( index = timers.length; index--; ) { + if ( timers[ index ].elem === this && (type == null || timers[ index ].queue === type) ) { + timers[ index ].anim.stop( gotoEnd ); + dequeue = false; + timers.splice( index, 1 ); + } + } + + // Start the next in the queue if the last step wasn't forced. + // Timers currently will call their complete callbacks, which + // will dequeue but only if they were gotoEnd. + if ( dequeue || !gotoEnd ) { + jQuery.dequeue( this, type ); + } + }); + }, + finish: function( type ) { + if ( type !== false ) { + type = type || "fx"; + } + return this.each(function() { + var index, + data = data_priv.get( this ), + queue = data[ type + "queue" ], + hooks = data[ type + "queueHooks" ], + timers = jQuery.timers, + length = queue ? queue.length : 0; + + // Enable finishing flag on private data + data.finish = true; + + // Empty the queue first + jQuery.queue( this, type, [] ); + + if ( hooks && hooks.stop ) { + hooks.stop.call( this, true ); + } + + // Look for any active animations, and finish them + for ( index = timers.length; index--; ) { + if ( timers[ index ].elem === this && timers[ index ].queue === type ) { + timers[ index ].anim.stop( true ); + timers.splice( index, 1 ); + } + } + + // Look for any animations in the old queue and finish them + for ( index = 0; index < length; index++ ) { + if ( queue[ index ] && queue[ index ].finish ) { + queue[ index ].finish.call( this ); + } + } + + // Turn off finishing flag + delete data.finish; + }); + } +}); + +jQuery.each([ "toggle", "show", "hide" ], function( i, name ) { + var cssFn = jQuery.fn[ name ]; + jQuery.fn[ name ] = function( speed, easing, callback ) { + return speed == null || typeof speed === "boolean" ? + cssFn.apply( this, arguments ) : + this.animate( genFx( name, true ), speed, easing, callback ); + }; +}); + +// Generate shortcuts for custom animations +jQuery.each({ + slideDown: genFx("show"), + slideUp: genFx("hide"), + slideToggle: genFx("toggle"), + fadeIn: { opacity: "show" }, + fadeOut: { opacity: "hide" }, + fadeToggle: { opacity: "toggle" } +}, function( name, props ) { + jQuery.fn[ name ] = function( speed, easing, callback ) { + return this.animate( props, speed, easing, callback ); + }; +}); + +jQuery.timers = []; +jQuery.fx.tick = function() { + var timer, + i = 0, + timers = jQuery.timers; + + fxNow = jQuery.now(); + + for ( ; i < timers.length; i++ ) { + timer = timers[ i ]; + // Checks the timer has not already been removed + if ( !timer() && timers[ i ] === timer ) { + timers.splice( i--, 1 ); + } + } + + if ( !timers.length ) { + jQuery.fx.stop(); + } + fxNow = undefined; +}; + +jQuery.fx.timer = function( timer ) { + jQuery.timers.push( timer ); + if ( timer() ) { + jQuery.fx.start(); + } else { + jQuery.timers.pop(); + } +}; + +jQuery.fx.interval = 13; + +jQuery.fx.start = function() { + if ( !timerId ) { + timerId = setInterval( jQuery.fx.tick, jQuery.fx.interval ); + } +}; + +jQuery.fx.stop = function() { + clearInterval( timerId ); + timerId = null; +}; + +jQuery.fx.speeds = { + slow: 600, + fast: 200, + // Default speed + _default: 400 +}; + + +// Based off of the plugin by Clint Helfers, with permission. +// http://blindsignals.com/index.php/2009/07/jquery-delay/ +jQuery.fn.delay = function( time, type ) { + time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time; + type = type || "fx"; + + return this.queue( type, function( next, hooks ) { + var timeout = setTimeout( next, time ); + hooks.stop = function() { + clearTimeout( timeout ); + }; + }); +}; + + +(function() { + var input = document.createElement( "input" ), + select = document.createElement( "select" ), + opt = select.appendChild( document.createElement( "option" ) ); + + input.type = "checkbox"; + + // Support: iOS<=5.1, Android<=4.2+ + // Default value for a checkbox should be "on" + support.checkOn = input.value !== ""; + + // Support: IE<=11+ + // Must access selectedIndex to make default options select + support.optSelected = opt.selected; + + // Support: Android<=2.3 + // Options inside disabled selects are incorrectly marked as disabled + select.disabled = true; + support.optDisabled = !opt.disabled; + + // Support: IE<=11+ + // An input loses its value after becoming a radio + input = document.createElement( "input" ); + input.value = "t"; + input.type = "radio"; + support.radioValue = input.value === "t"; +})(); + + +var nodeHook, boolHook, + attrHandle = jQuery.expr.attrHandle; + +jQuery.fn.extend({ + attr: function( name, value ) { + return access( this, jQuery.attr, name, value, arguments.length > 1 ); + }, + + removeAttr: function( name ) { + return this.each(function() { + jQuery.removeAttr( this, name ); + }); + } +}); + +jQuery.extend({ + attr: function( elem, name, value ) { + var hooks, ret, + nType = elem.nodeType; + + // don't get/set attributes on text, comment and attribute nodes + if ( !elem || nType === 3 || nType === 8 || nType === 2 ) { + return; + } + + // Fallback to prop when attributes are not supported + if ( typeof elem.getAttribute === strundefined ) { + return jQuery.prop( elem, name, value ); + } + + // All attributes are lowercase + // Grab necessary hook if one is defined + if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) { + name = name.toLowerCase(); + hooks = jQuery.attrHooks[ name ] || + ( jQuery.expr.match.bool.test( name ) ? boolHook : nodeHook ); + } + + if ( value !== undefined ) { + + if ( value === null ) { + jQuery.removeAttr( elem, name ); + + } else if ( hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) { + return ret; + + } else { + elem.setAttribute( name, value + "" ); + return value; + } + + } else if ( hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ) { + return ret; + + } else { + ret = jQuery.find.attr( elem, name ); + + // Non-existent attributes return null, we normalize to undefined + return ret == null ? + undefined : + ret; + } + }, + + removeAttr: function( elem, value ) { + var name, propName, + i = 0, + attrNames = value && value.match( rnotwhite ); + + if ( attrNames && elem.nodeType === 1 ) { + while ( (name = attrNames[i++]) ) { + propName = jQuery.propFix[ name ] || name; + + // Boolean attributes get special treatment (#10870) + if ( jQuery.expr.match.bool.test( name ) ) { + // Set corresponding property to false + elem[ propName ] = false; + } + + elem.removeAttribute( name ); + } + } + }, + + attrHooks: { + type: { + set: function( elem, value ) { + if ( !support.radioValue && value === "radio" && + jQuery.nodeName( elem, "input" ) ) { + var val = elem.value; + elem.setAttribute( "type", value ); + if ( val ) { + elem.value = val; + } + return value; + } + } + } + } +}); + +// Hooks for boolean attributes +boolHook = { + set: function( elem, value, name ) { + if ( value === false ) { + // Remove boolean attributes when set to false + jQuery.removeAttr( elem, name ); + } else { + elem.setAttribute( name, name ); + } + return name; + } +}; +jQuery.each( jQuery.expr.match.bool.source.match( /\w+/g ), function( i, name ) { + var getter = attrHandle[ name ] || jQuery.find.attr; + + attrHandle[ name ] = function( elem, name, isXML ) { + var ret, handle; + if ( !isXML ) { + // Avoid an infinite loop by temporarily removing this function from the getter + handle = attrHandle[ name ]; + attrHandle[ name ] = ret; + ret = getter( elem, name, isXML ) != null ? + name.toLowerCase() : + null; + attrHandle[ name ] = handle; + } + return ret; + }; +}); + + + + +var rfocusable = /^(?:input|select|textarea|button)$/i; + +jQuery.fn.extend({ + prop: function( name, value ) { + return access( this, jQuery.prop, name, value, arguments.length > 1 ); + }, + + removeProp: function( name ) { + return this.each(function() { + delete this[ jQuery.propFix[ name ] || name ]; + }); + } +}); + +jQuery.extend({ + propFix: { + "for": "htmlFor", + "class": "className" + }, + + prop: function( elem, name, value ) { + var ret, hooks, notxml, + nType = elem.nodeType; + + // Don't get/set properties on text, comment and attribute nodes + if ( !elem || nType === 3 || nType === 8 || nType === 2 ) { + return; + } + + notxml = nType !== 1 || !jQuery.isXMLDoc( elem ); + + if ( notxml ) { + // Fix name and attach hooks + name = jQuery.propFix[ name ] || name; + hooks = jQuery.propHooks[ name ]; + } + + if ( value !== undefined ) { + return hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ? + ret : + ( elem[ name ] = value ); + + } else { + return hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ? + ret : + elem[ name ]; + } + }, + + propHooks: { + tabIndex: { + get: function( elem ) { + return elem.hasAttribute( "tabindex" ) || rfocusable.test( elem.nodeName ) || elem.href ? + elem.tabIndex : + -1; + } + } + } +}); + +if ( !support.optSelected ) { + jQuery.propHooks.selected = { + get: function( elem ) { + var parent = elem.parentNode; + if ( parent && parent.parentNode ) { + parent.parentNode.selectedIndex; + } + return null; + } + }; +} + +jQuery.each([ + "tabIndex", + "readOnly", + "maxLength", + "cellSpacing", + "cellPadding", + "rowSpan", + "colSpan", + "useMap", + "frameBorder", + "contentEditable" +], function() { + jQuery.propFix[ this.toLowerCase() ] = this; +}); + + + + +var rclass = /[\t\r\n\f]/g; + +jQuery.fn.extend({ + addClass: function( value ) { + var classes, elem, cur, clazz, j, finalValue, + proceed = typeof value === "string" && value, + i = 0, + len = this.length; + + if ( jQuery.isFunction( value ) ) { + return this.each(function( j ) { + jQuery( this ).addClass( value.call( this, j, this.className ) ); + }); + } + + if ( proceed ) { + // The disjunction here is for better compressibility (see removeClass) + classes = ( value || "" ).match( rnotwhite ) || []; + + for ( ; i < len; i++ ) { + elem = this[ i ]; + cur = elem.nodeType === 1 && ( elem.className ? + ( " " + elem.className + " " ).replace( rclass, " " ) : + " " + ); + + if ( cur ) { + j = 0; + while ( (clazz = classes[j++]) ) { + if ( cur.indexOf( " " + clazz + " " ) < 0 ) { + cur += clazz + " "; + } + } + + // only assign if different to avoid unneeded rendering. + finalValue = jQuery.trim( cur ); + if ( elem.className !== finalValue ) { + elem.className = finalValue; + } + } + } + } + + return this; + }, + + removeClass: function( value ) { + var classes, elem, cur, clazz, j, finalValue, + proceed = arguments.length === 0 || typeof value === "string" && value, + i = 0, + len = this.length; + + if ( jQuery.isFunction( value ) ) { + return this.each(function( j ) { + jQuery( this ).removeClass( value.call( this, j, this.className ) ); + }); + } + if ( proceed ) { + classes = ( value || "" ).match( rnotwhite ) || []; + + for ( ; i < len; i++ ) { + elem = this[ i ]; + // This expression is here for better compressibility (see addClass) + cur = elem.nodeType === 1 && ( elem.className ? + ( " " + elem.className + " " ).replace( rclass, " " ) : + "" + ); + + if ( cur ) { + j = 0; + while ( (clazz = classes[j++]) ) { + // Remove *all* instances + while ( cur.indexOf( " " + clazz + " " ) >= 0 ) { + cur = cur.replace( " " + clazz + " ", " " ); + } + } + + // Only assign if different to avoid unneeded rendering. + finalValue = value ? jQuery.trim( cur ) : ""; + if ( elem.className !== finalValue ) { + elem.className = finalValue; + } + } + } + } + + return this; + }, + + toggleClass: function( value, stateVal ) { + var type = typeof value; + + if ( typeof stateVal === "boolean" && type === "string" ) { + return stateVal ? this.addClass( value ) : this.removeClass( value ); + } + + if ( jQuery.isFunction( value ) ) { + return this.each(function( i ) { + jQuery( this ).toggleClass( value.call(this, i, this.className, stateVal), stateVal ); + }); + } + + return this.each(function() { + if ( type === "string" ) { + // Toggle individual class names + var className, + i = 0, + self = jQuery( this ), + classNames = value.match( rnotwhite ) || []; + + while ( (className = classNames[ i++ ]) ) { + // Check each className given, space separated list + if ( self.hasClass( className ) ) { + self.removeClass( className ); + } else { + self.addClass( className ); + } + } + + // Toggle whole class name + } else if ( type === strundefined || type === "boolean" ) { + if ( this.className ) { + // store className if set + data_priv.set( this, "__className__", this.className ); + } + + // If the element has a class name or if we're passed `false`, + // then remove the whole classname (if there was one, the above saved it). + // Otherwise bring back whatever was previously saved (if anything), + // falling back to the empty string if nothing was stored. + this.className = this.className || value === false ? "" : data_priv.get( this, "__className__" ) || ""; + } + }); + }, + + hasClass: function( selector ) { + var className = " " + selector + " ", + i = 0, + l = this.length; + for ( ; i < l; i++ ) { + if ( this[i].nodeType === 1 && (" " + this[i].className + " ").replace(rclass, " ").indexOf( className ) >= 0 ) { + return true; + } + } + + return false; + } +}); + + + + +var rreturn = /\r/g; + +jQuery.fn.extend({ + val: function( value ) { + var hooks, ret, isFunction, + elem = this[0]; + + if ( !arguments.length ) { + if ( elem ) { + hooks = jQuery.valHooks[ elem.type ] || jQuery.valHooks[ elem.nodeName.toLowerCase() ]; + + if ( hooks && "get" in hooks && (ret = hooks.get( elem, "value" )) !== undefined ) { + return ret; + } + + ret = elem.value; + + return typeof ret === "string" ? + // Handle most common string cases + ret.replace(rreturn, "") : + // Handle cases where value is null/undef or number + ret == null ? "" : ret; + } + + return; + } + + isFunction = jQuery.isFunction( value ); + + return this.each(function( i ) { + var val; + + if ( this.nodeType !== 1 ) { + return; + } + + if ( isFunction ) { + val = value.call( this, i, jQuery( this ).val() ); + } else { + val = value; + } + + // Treat null/undefined as ""; convert numbers to string + if ( val == null ) { + val = ""; + + } else if ( typeof val === "number" ) { + val += ""; + + } else if ( jQuery.isArray( val ) ) { + val = jQuery.map( val, function( value ) { + return value == null ? "" : value + ""; + }); + } + + hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ]; + + // If set returns undefined, fall back to normal setting + if ( !hooks || !("set" in hooks) || hooks.set( this, val, "value" ) === undefined ) { + this.value = val; + } + }); + } +}); + +jQuery.extend({ + valHooks: { + option: { + get: function( elem ) { + var val = jQuery.find.attr( elem, "value" ); + return val != null ? + val : + // Support: IE10-11+ + // option.text throws exceptions (#14686, #14858) + jQuery.trim( jQuery.text( elem ) ); + } + }, + select: { + get: function( elem ) { + var value, option, + options = elem.options, + index = elem.selectedIndex, + one = elem.type === "select-one" || index < 0, + values = one ? null : [], + max = one ? index + 1 : options.length, + i = index < 0 ? + max : + one ? index : 0; + + // Loop through all the selected options + for ( ; i < max; i++ ) { + option = options[ i ]; + + // IE6-9 doesn't update selected after form reset (#2551) + if ( ( option.selected || i === index ) && + // Don't return options that are disabled or in a disabled optgroup + ( support.optDisabled ? !option.disabled : option.getAttribute( "disabled" ) === null ) && + ( !option.parentNode.disabled || !jQuery.nodeName( option.parentNode, "optgroup" ) ) ) { + + // Get the specific value for the option + value = jQuery( option ).val(); + + // We don't need an array for one selects + if ( one ) { + return value; + } + + // Multi-Selects return an array + values.push( value ); + } + } + + return values; + }, + + set: function( elem, value ) { + var optionSet, option, + options = elem.options, + values = jQuery.makeArray( value ), + i = options.length; + + while ( i-- ) { + option = options[ i ]; + if ( (option.selected = jQuery.inArray( option.value, values ) >= 0) ) { + optionSet = true; + } + } + + // Force browsers to behave consistently when non-matching value is set + if ( !optionSet ) { + elem.selectedIndex = -1; + } + return values; + } + } + } +}); + +// Radios and checkboxes getter/setter +jQuery.each([ "radio", "checkbox" ], function() { + jQuery.valHooks[ this ] = { + set: function( elem, value ) { + if ( jQuery.isArray( value ) ) { + return ( elem.checked = jQuery.inArray( jQuery(elem).val(), value ) >= 0 ); + } + } + }; + if ( !support.checkOn ) { + jQuery.valHooks[ this ].get = function( elem ) { + return elem.getAttribute("value") === null ? "on" : elem.value; + }; + } +}); + + + + +// Return jQuery for attributes-only inclusion + + +jQuery.each( ("blur focus focusin focusout load resize scroll unload click dblclick " + + "mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " + + "change select submit keydown keypress keyup error contextmenu").split(" "), function( i, name ) { + + // Handle event binding + jQuery.fn[ name ] = function( data, fn ) { + return arguments.length > 0 ? + this.on( name, null, data, fn ) : + this.trigger( name ); + }; +}); + +jQuery.fn.extend({ + hover: function( fnOver, fnOut ) { + return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver ); + }, + + bind: function( types, data, fn ) { + return this.on( types, null, data, fn ); + }, + unbind: function( types, fn ) { + return this.off( types, null, fn ); + }, + + delegate: function( selector, types, data, fn ) { + return this.on( types, selector, data, fn ); + }, + undelegate: function( selector, types, fn ) { + // ( namespace ) or ( selector, types [, fn] ) + return arguments.length === 1 ? this.off( selector, "**" ) : this.off( types, selector || "**", fn ); + } +}); + + +var nonce = jQuery.now(); + +var rquery = (/\?/); + + + +// Support: Android 2.3 +// Workaround failure to string-cast null input +jQuery.parseJSON = function( data ) { + return JSON.parse( data + "" ); +}; + + +// Cross-browser xml parsing +jQuery.parseXML = function( data ) { + var xml, tmp; + if ( !data || typeof data !== "string" ) { + return null; + } + + // Support: IE9 + try { + tmp = new DOMParser(); + xml = tmp.parseFromString( data, "text/xml" ); + } catch ( e ) { + xml = undefined; + } + + if ( !xml || xml.getElementsByTagName( "parsererror" ).length ) { + jQuery.error( "Invalid XML: " + data ); + } + return xml; +}; + + +var + rhash = /#.*$/, + rts = /([?&])_=[^&]*/, + rheaders = /^(.*?):[ \t]*([^\r\n]*)$/mg, + // #7653, #8125, #8152: local protocol detection + rlocalProtocol = /^(?:about|app|app-storage|.+-extension|file|res|widget):$/, + rnoContent = /^(?:GET|HEAD)$/, + rprotocol = /^\/\//, + rurl = /^([\w.+-]+:)(?:\/\/(?:[^\/?#]*@|)([^\/?#:]*)(?::(\d+)|)|)/, + + /* Prefilters + * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example) + * 2) These are called: + * - BEFORE asking for a transport + * - AFTER param serialization (s.data is a string if s.processData is true) + * 3) key is the dataType + * 4) the catchall symbol "*" can be used + * 5) execution will start with transport dataType and THEN continue down to "*" if needed + */ + prefilters = {}, + + /* Transports bindings + * 1) key is the dataType + * 2) the catchall symbol "*" can be used + * 3) selection will start with transport dataType and THEN go to "*" if needed + */ + transports = {}, + + // Avoid comment-prolog char sequence (#10098); must appease lint and evade compression + allTypes = "*/".concat( "*" ), + + // Document location + ajaxLocation = window.location.href, + + // Segment location into parts + ajaxLocParts = rurl.exec( ajaxLocation.toLowerCase() ) || []; + +// Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport +function addToPrefiltersOrTransports( structure ) { + + // dataTypeExpression is optional and defaults to "*" + return function( dataTypeExpression, func ) { + + if ( typeof dataTypeExpression !== "string" ) { + func = dataTypeExpression; + dataTypeExpression = "*"; + } + + var dataType, + i = 0, + dataTypes = dataTypeExpression.toLowerCase().match( rnotwhite ) || []; + + if ( jQuery.isFunction( func ) ) { + // For each dataType in the dataTypeExpression + while ( (dataType = dataTypes[i++]) ) { + // Prepend if requested + if ( dataType[0] === "+" ) { + dataType = dataType.slice( 1 ) || "*"; + (structure[ dataType ] = structure[ dataType ] || []).unshift( func ); + + // Otherwise append + } else { + (structure[ dataType ] = structure[ dataType ] || []).push( func ); + } + } + } + }; +} + +// Base inspection function for prefilters and transports +function inspectPrefiltersOrTransports( structure, options, originalOptions, jqXHR ) { + + var inspected = {}, + seekingTransport = ( structure === transports ); + + function inspect( dataType ) { + var selected; + inspected[ dataType ] = true; + jQuery.each( structure[ dataType ] || [], function( _, prefilterOrFactory ) { + var dataTypeOrTransport = prefilterOrFactory( options, originalOptions, jqXHR ); + if ( typeof dataTypeOrTransport === "string" && !seekingTransport && !inspected[ dataTypeOrTransport ] ) { + options.dataTypes.unshift( dataTypeOrTransport ); + inspect( dataTypeOrTransport ); + return false; + } else if ( seekingTransport ) { + return !( selected = dataTypeOrTransport ); + } + }); + return selected; + } + + return inspect( options.dataTypes[ 0 ] ) || !inspected[ "*" ] && inspect( "*" ); +} + +// A special extend for ajax options +// that takes "flat" options (not to be deep extended) +// Fixes #9887 +function ajaxExtend( target, src ) { + var key, deep, + flatOptions = jQuery.ajaxSettings.flatOptions || {}; + + for ( key in src ) { + if ( src[ key ] !== undefined ) { + ( flatOptions[ key ] ? target : ( deep || (deep = {}) ) )[ key ] = src[ key ]; + } + } + if ( deep ) { + jQuery.extend( true, target, deep ); + } + + return target; +} + +/* Handles responses to an ajax request: + * - finds the right dataType (mediates between content-type and expected dataType) + * - returns the corresponding response + */ +function ajaxHandleResponses( s, jqXHR, responses ) { + + var ct, type, finalDataType, firstDataType, + contents = s.contents, + dataTypes = s.dataTypes; + + // Remove auto dataType and get content-type in the process + while ( dataTypes[ 0 ] === "*" ) { + dataTypes.shift(); + if ( ct === undefined ) { + ct = s.mimeType || jqXHR.getResponseHeader("Content-Type"); + } + } + + // Check if we're dealing with a known content-type + if ( ct ) { + for ( type in contents ) { + if ( contents[ type ] && contents[ type ].test( ct ) ) { + dataTypes.unshift( type ); + break; + } + } + } + + // Check to see if we have a response for the expected dataType + if ( dataTypes[ 0 ] in responses ) { + finalDataType = dataTypes[ 0 ]; + } else { + // Try convertible dataTypes + for ( type in responses ) { + if ( !dataTypes[ 0 ] || s.converters[ type + " " + dataTypes[0] ] ) { + finalDataType = type; + break; + } + if ( !firstDataType ) { + firstDataType = type; + } + } + // Or just use first one + finalDataType = finalDataType || firstDataType; + } + + // If we found a dataType + // We add the dataType to the list if needed + // and return the corresponding response + if ( finalDataType ) { + if ( finalDataType !== dataTypes[ 0 ] ) { + dataTypes.unshift( finalDataType ); + } + return responses[ finalDataType ]; + } +} + +/* Chain conversions given the request and the original response + * Also sets the responseXXX fields on the jqXHR instance + */ +function ajaxConvert( s, response, jqXHR, isSuccess ) { + var conv2, current, conv, tmp, prev, + converters = {}, + // Work with a copy of dataTypes in case we need to modify it for conversion + dataTypes = s.dataTypes.slice(); + + // Create converters map with lowercased keys + if ( dataTypes[ 1 ] ) { + for ( conv in s.converters ) { + converters[ conv.toLowerCase() ] = s.converters[ conv ]; + } + } + + current = dataTypes.shift(); + + // Convert to each sequential dataType + while ( current ) { + + if ( s.responseFields[ current ] ) { + jqXHR[ s.responseFields[ current ] ] = response; + } + + // Apply the dataFilter if provided + if ( !prev && isSuccess && s.dataFilter ) { + response = s.dataFilter( response, s.dataType ); + } + + prev = current; + current = dataTypes.shift(); + + if ( current ) { + + // There's only work to do if current dataType is non-auto + if ( current === "*" ) { + + current = prev; + + // Convert response if prev dataType is non-auto and differs from current + } else if ( prev !== "*" && prev !== current ) { + + // Seek a direct converter + conv = converters[ prev + " " + current ] || converters[ "* " + current ]; + + // If none found, seek a pair + if ( !conv ) { + for ( conv2 in converters ) { + + // If conv2 outputs current + tmp = conv2.split( " " ); + if ( tmp[ 1 ] === current ) { + + // If prev can be converted to accepted input + conv = converters[ prev + " " + tmp[ 0 ] ] || + converters[ "* " + tmp[ 0 ] ]; + if ( conv ) { + // Condense equivalence converters + if ( conv === true ) { + conv = converters[ conv2 ]; + + // Otherwise, insert the intermediate dataType + } else if ( converters[ conv2 ] !== true ) { + current = tmp[ 0 ]; + dataTypes.unshift( tmp[ 1 ] ); + } + break; + } + } + } + } + + // Apply converter (if not an equivalence) + if ( conv !== true ) { + + // Unless errors are allowed to bubble, catch and return them + if ( conv && s[ "throws" ] ) { + response = conv( response ); + } else { + try { + response = conv( response ); + } catch ( e ) { + return { state: "parsererror", error: conv ? e : "No conversion from " + prev + " to " + current }; + } + } + } + } + } + } + + return { state: "success", data: response }; +} + +jQuery.extend({ + + // Counter for holding the number of active queries + active: 0, + + // Last-Modified header cache for next request + lastModified: {}, + etag: {}, + + ajaxSettings: { + url: ajaxLocation, + type: "GET", + isLocal: rlocalProtocol.test( ajaxLocParts[ 1 ] ), + global: true, + processData: true, + async: true, + contentType: "application/x-www-form-urlencoded; charset=UTF-8", + /* + timeout: 0, + data: null, + dataType: null, + username: null, + password: null, + cache: null, + throws: false, + traditional: false, + headers: {}, + */ + + accepts: { + "*": allTypes, + text: "text/plain", + html: "text/html", + xml: "application/xml, text/xml", + json: "application/json, text/javascript" + }, + + contents: { + xml: /xml/, + html: /html/, + json: /json/ + }, + + responseFields: { + xml: "responseXML", + text: "responseText", + json: "responseJSON" + }, + + // Data converters + // Keys separate source (or catchall "*") and destination types with a single space + converters: { + + // Convert anything to text + "* text": String, + + // Text to html (true = no transformation) + "text html": true, + + // Evaluate text as a json expression + "text json": jQuery.parseJSON, + + // Parse text as xml + "text xml": jQuery.parseXML + }, + + // For options that shouldn't be deep extended: + // you can add your own custom options here if + // and when you create one that shouldn't be + // deep extended (see ajaxExtend) + flatOptions: { + url: true, + context: true + } + }, + + // Creates a full fledged settings object into target + // with both ajaxSettings and settings fields. + // If target is omitted, writes into ajaxSettings. + ajaxSetup: function( target, settings ) { + return settings ? + + // Building a settings object + ajaxExtend( ajaxExtend( target, jQuery.ajaxSettings ), settings ) : + + // Extending ajaxSettings + ajaxExtend( jQuery.ajaxSettings, target ); + }, + + ajaxPrefilter: addToPrefiltersOrTransports( prefilters ), + ajaxTransport: addToPrefiltersOrTransports( transports ), + + // Main method + ajax: function( url, options ) { + + // If url is an object, simulate pre-1.5 signature + if ( typeof url === "object" ) { + options = url; + url = undefined; + } + + // Force options to be an object + options = options || {}; + + var transport, + // URL without anti-cache param + cacheURL, + // Response headers + responseHeadersString, + responseHeaders, + // timeout handle + timeoutTimer, + // Cross-domain detection vars + parts, + // To know if global events are to be dispatched + fireGlobals, + // Loop variable + i, + // Create the final options object + s = jQuery.ajaxSetup( {}, options ), + // Callbacks context + callbackContext = s.context || s, + // Context for global events is callbackContext if it is a DOM node or jQuery collection + globalEventContext = s.context && ( callbackContext.nodeType || callbackContext.jquery ) ? + jQuery( callbackContext ) : + jQuery.event, + // Deferreds + deferred = jQuery.Deferred(), + completeDeferred = jQuery.Callbacks("once memory"), + // Status-dependent callbacks + statusCode = s.statusCode || {}, + // Headers (they are sent all at once) + requestHeaders = {}, + requestHeadersNames = {}, + // The jqXHR state + state = 0, + // Default abort message + strAbort = "canceled", + // Fake xhr + jqXHR = { + readyState: 0, + + // Builds headers hashtable if needed + getResponseHeader: function( key ) { + var match; + if ( state === 2 ) { + if ( !responseHeaders ) { + responseHeaders = {}; + while ( (match = rheaders.exec( responseHeadersString )) ) { + responseHeaders[ match[1].toLowerCase() ] = match[ 2 ]; + } + } + match = responseHeaders[ key.toLowerCase() ]; + } + return match == null ? null : match; + }, + + // Raw string + getAllResponseHeaders: function() { + return state === 2 ? responseHeadersString : null; + }, + + // Caches the header + setRequestHeader: function( name, value ) { + var lname = name.toLowerCase(); + if ( !state ) { + name = requestHeadersNames[ lname ] = requestHeadersNames[ lname ] || name; + requestHeaders[ name ] = value; + } + return this; + }, + + // Overrides response content-type header + overrideMimeType: function( type ) { + if ( !state ) { + s.mimeType = type; + } + return this; + }, + + // Status-dependent callbacks + statusCode: function( map ) { + var code; + if ( map ) { + if ( state < 2 ) { + for ( code in map ) { + // Lazy-add the new callback in a way that preserves old ones + statusCode[ code ] = [ statusCode[ code ], map[ code ] ]; + } + } else { + // Execute the appropriate callbacks + jqXHR.always( map[ jqXHR.status ] ); + } + } + return this; + }, + + // Cancel the request + abort: function( statusText ) { + var finalText = statusText || strAbort; + if ( transport ) { + transport.abort( finalText ); + } + done( 0, finalText ); + return this; + } + }; + + // Attach deferreds + deferred.promise( jqXHR ).complete = completeDeferred.add; + jqXHR.success = jqXHR.done; + jqXHR.error = jqXHR.fail; + + // Remove hash character (#7531: and string promotion) + // Add protocol if not provided (prefilters might expect it) + // Handle falsy url in the settings object (#10093: consistency with old signature) + // We also use the url parameter if available + s.url = ( ( url || s.url || ajaxLocation ) + "" ).replace( rhash, "" ) + .replace( rprotocol, ajaxLocParts[ 1 ] + "//" ); + + // Alias method option to type as per ticket #12004 + s.type = options.method || options.type || s.method || s.type; + + // Extract dataTypes list + s.dataTypes = jQuery.trim( s.dataType || "*" ).toLowerCase().match( rnotwhite ) || [ "" ]; + + // A cross-domain request is in order when we have a protocol:host:port mismatch + if ( s.crossDomain == null ) { + parts = rurl.exec( s.url.toLowerCase() ); + s.crossDomain = !!( parts && + ( parts[ 1 ] !== ajaxLocParts[ 1 ] || parts[ 2 ] !== ajaxLocParts[ 2 ] || + ( parts[ 3 ] || ( parts[ 1 ] === "http:" ? "80" : "443" ) ) !== + ( ajaxLocParts[ 3 ] || ( ajaxLocParts[ 1 ] === "http:" ? "80" : "443" ) ) ) + ); + } + + // Convert data if not already a string + if ( s.data && s.processData && typeof s.data !== "string" ) { + s.data = jQuery.param( s.data, s.traditional ); + } + + // Apply prefilters + inspectPrefiltersOrTransports( prefilters, s, options, jqXHR ); + + // If request was aborted inside a prefilter, stop there + if ( state === 2 ) { + return jqXHR; + } + + // We can fire global events as of now if asked to + // Don't fire events if jQuery.event is undefined in an AMD-usage scenario (#15118) + fireGlobals = jQuery.event && s.global; + + // Watch for a new set of requests + if ( fireGlobals && jQuery.active++ === 0 ) { + jQuery.event.trigger("ajaxStart"); + } + + // Uppercase the type + s.type = s.type.toUpperCase(); + + // Determine if request has content + s.hasContent = !rnoContent.test( s.type ); + + // Save the URL in case we're toying with the If-Modified-Since + // and/or If-None-Match header later on + cacheURL = s.url; + + // More options handling for requests with no content + if ( !s.hasContent ) { + + // If data is available, append data to url + if ( s.data ) { + cacheURL = ( s.url += ( rquery.test( cacheURL ) ? "&" : "?" ) + s.data ); + // #9682: remove data so that it's not used in an eventual retry + delete s.data; + } + + // Add anti-cache in url if needed + if ( s.cache === false ) { + s.url = rts.test( cacheURL ) ? + + // If there is already a '_' parameter, set its value + cacheURL.replace( rts, "$1_=" + nonce++ ) : + + // Otherwise add one to the end + cacheURL + ( rquery.test( cacheURL ) ? "&" : "?" ) + "_=" + nonce++; + } + } + + // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode. + if ( s.ifModified ) { + if ( jQuery.lastModified[ cacheURL ] ) { + jqXHR.setRequestHeader( "If-Modified-Since", jQuery.lastModified[ cacheURL ] ); + } + if ( jQuery.etag[ cacheURL ] ) { + jqXHR.setRequestHeader( "If-None-Match", jQuery.etag[ cacheURL ] ); + } + } + + // Set the correct header, if data is being sent + if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) { + jqXHR.setRequestHeader( "Content-Type", s.contentType ); + } + + // Set the Accepts header for the server, depending on the dataType + jqXHR.setRequestHeader( + "Accept", + s.dataTypes[ 0 ] && s.accepts[ s.dataTypes[0] ] ? + s.accepts[ s.dataTypes[0] ] + ( s.dataTypes[ 0 ] !== "*" ? ", " + allTypes + "; q=0.01" : "" ) : + s.accepts[ "*" ] + ); + + // Check for headers option + for ( i in s.headers ) { + jqXHR.setRequestHeader( i, s.headers[ i ] ); + } + + // Allow custom headers/mimetypes and early abort + if ( s.beforeSend && ( s.beforeSend.call( callbackContext, jqXHR, s ) === false || state === 2 ) ) { + // Abort if not done already and return + return jqXHR.abort(); + } + + // Aborting is no longer a cancellation + strAbort = "abort"; + + // Install callbacks on deferreds + for ( i in { success: 1, error: 1, complete: 1 } ) { + jqXHR[ i ]( s[ i ] ); + } + + // Get transport + transport = inspectPrefiltersOrTransports( transports, s, options, jqXHR ); + + // If no transport, we auto-abort + if ( !transport ) { + done( -1, "No Transport" ); + } else { + jqXHR.readyState = 1; + + // Send global event + if ( fireGlobals ) { + globalEventContext.trigger( "ajaxSend", [ jqXHR, s ] ); + } + // Timeout + if ( s.async && s.timeout > 0 ) { + timeoutTimer = setTimeout(function() { + jqXHR.abort("timeout"); + }, s.timeout ); + } + + try { + state = 1; + transport.send( requestHeaders, done ); + } catch ( e ) { + // Propagate exception as error if not done + if ( state < 2 ) { + done( -1, e ); + // Simply rethrow otherwise + } else { + throw e; + } + } + } + + // Callback for when everything is done + function done( status, nativeStatusText, responses, headers ) { + var isSuccess, success, error, response, modified, + statusText = nativeStatusText; + + // Called once + if ( state === 2 ) { + return; + } + + // State is "done" now + state = 2; + + // Clear timeout if it exists + if ( timeoutTimer ) { + clearTimeout( timeoutTimer ); + } + + // Dereference transport for early garbage collection + // (no matter how long the jqXHR object will be used) + transport = undefined; + + // Cache response headers + responseHeadersString = headers || ""; + + // Set readyState + jqXHR.readyState = status > 0 ? 4 : 0; + + // Determine if successful + isSuccess = status >= 200 && status < 300 || status === 304; + + // Get response data + if ( responses ) { + response = ajaxHandleResponses( s, jqXHR, responses ); + } + + // Convert no matter what (that way responseXXX fields are always set) + response = ajaxConvert( s, response, jqXHR, isSuccess ); + + // If successful, handle type chaining + if ( isSuccess ) { + + // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode. + if ( s.ifModified ) { + modified = jqXHR.getResponseHeader("Last-Modified"); + if ( modified ) { + jQuery.lastModified[ cacheURL ] = modified; + } + modified = jqXHR.getResponseHeader("etag"); + if ( modified ) { + jQuery.etag[ cacheURL ] = modified; + } + } + + // if no content + if ( status === 204 || s.type === "HEAD" ) { + statusText = "nocontent"; + + // if not modified + } else if ( status === 304 ) { + statusText = "notmodified"; + + // If we have data, let's convert it + } else { + statusText = response.state; + success = response.data; + error = response.error; + isSuccess = !error; + } + } else { + // Extract error from statusText and normalize for non-aborts + error = statusText; + if ( status || !statusText ) { + statusText = "error"; + if ( status < 0 ) { + status = 0; + } + } + } + + // Set data for the fake xhr object + jqXHR.status = status; + jqXHR.statusText = ( nativeStatusText || statusText ) + ""; + + // Success/Error + if ( isSuccess ) { + deferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] ); + } else { + deferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] ); + } + + // Status-dependent callbacks + jqXHR.statusCode( statusCode ); + statusCode = undefined; + + if ( fireGlobals ) { + globalEventContext.trigger( isSuccess ? "ajaxSuccess" : "ajaxError", + [ jqXHR, s, isSuccess ? success : error ] ); + } + + // Complete + completeDeferred.fireWith( callbackContext, [ jqXHR, statusText ] ); + + if ( fireGlobals ) { + globalEventContext.trigger( "ajaxComplete", [ jqXHR, s ] ); + // Handle the global AJAX counter + if ( !( --jQuery.active ) ) { + jQuery.event.trigger("ajaxStop"); + } + } + } + + return jqXHR; + }, + + getJSON: function( url, data, callback ) { + return jQuery.get( url, data, callback, "json" ); + }, + + getScript: function( url, callback ) { + return jQuery.get( url, undefined, callback, "script" ); + } +}); + +jQuery.each( [ "get", "post" ], function( i, method ) { + jQuery[ method ] = function( url, data, callback, type ) { + // Shift arguments if data argument was omitted + if ( jQuery.isFunction( data ) ) { + type = type || callback; + callback = data; + data = undefined; + } + + return jQuery.ajax({ + url: url, + type: method, + dataType: type, + data: data, + success: callback + }); + }; +}); + + +jQuery._evalUrl = function( url ) { + return jQuery.ajax({ + url: url, + type: "GET", + dataType: "script", + async: false, + global: false, + "throws": true + }); +}; + + +jQuery.fn.extend({ + wrapAll: function( html ) { + var wrap; + + if ( jQuery.isFunction( html ) ) { + return this.each(function( i ) { + jQuery( this ).wrapAll( html.call(this, i) ); + }); + } + + if ( this[ 0 ] ) { + + // The elements to wrap the target around + wrap = jQuery( html, this[ 0 ].ownerDocument ).eq( 0 ).clone( true ); + + if ( this[ 0 ].parentNode ) { + wrap.insertBefore( this[ 0 ] ); + } + + wrap.map(function() { + var elem = this; + + while ( elem.firstElementChild ) { + elem = elem.firstElementChild; + } + + return elem; + }).append( this ); + } + + return this; + }, + + wrapInner: function( html ) { + if ( jQuery.isFunction( html ) ) { + return this.each(function( i ) { + jQuery( this ).wrapInner( html.call(this, i) ); + }); + } + + return this.each(function() { + var self = jQuery( this ), + contents = self.contents(); + + if ( contents.length ) { + contents.wrapAll( html ); + + } else { + self.append( html ); + } + }); + }, + + wrap: function( html ) { + var isFunction = jQuery.isFunction( html ); + + return this.each(function( i ) { + jQuery( this ).wrapAll( isFunction ? html.call(this, i) : html ); + }); + }, + + unwrap: function() { + return this.parent().each(function() { + if ( !jQuery.nodeName( this, "body" ) ) { + jQuery( this ).replaceWith( this.childNodes ); + } + }).end(); + } +}); + + +jQuery.expr.filters.hidden = function( elem ) { + // Support: Opera <= 12.12 + // Opera reports offsetWidths and offsetHeights less than zero on some elements + return elem.offsetWidth <= 0 && elem.offsetHeight <= 0; +}; +jQuery.expr.filters.visible = function( elem ) { + return !jQuery.expr.filters.hidden( elem ); +}; + + + + +var r20 = /%20/g, + rbracket = /\[\]$/, + rCRLF = /\r?\n/g, + rsubmitterTypes = /^(?:submit|button|image|reset|file)$/i, + rsubmittable = /^(?:input|select|textarea|keygen)/i; + +function buildParams( prefix, obj, traditional, add ) { + var name; + + if ( jQuery.isArray( obj ) ) { + // Serialize array item. + jQuery.each( obj, function( i, v ) { + if ( traditional || rbracket.test( prefix ) ) { + // Treat each array item as a scalar. + add( prefix, v ); + + } else { + // Item is non-scalar (array or object), encode its numeric index. + buildParams( prefix + "[" + ( typeof v === "object" ? i : "" ) + "]", v, traditional, add ); + } + }); + + } else if ( !traditional && jQuery.type( obj ) === "object" ) { + // Serialize object item. + for ( name in obj ) { + buildParams( prefix + "[" + name + "]", obj[ name ], traditional, add ); + } + + } else { + // Serialize scalar item. + add( prefix, obj ); + } +} + +// Serialize an array of form elements or a set of +// key/values into a query string +jQuery.param = function( a, traditional ) { + var prefix, + s = [], + add = function( key, value ) { + // If value is a function, invoke it and return its value + value = jQuery.isFunction( value ) ? value() : ( value == null ? "" : value ); + s[ s.length ] = encodeURIComponent( key ) + "=" + encodeURIComponent( value ); + }; + + // Set traditional to true for jQuery <= 1.3.2 behavior. + if ( traditional === undefined ) { + traditional = jQuery.ajaxSettings && jQuery.ajaxSettings.traditional; + } + + // If an array was passed in, assume that it is an array of form elements. + if ( jQuery.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) { + // Serialize the form elements + jQuery.each( a, function() { + add( this.name, this.value ); + }); + + } else { + // If traditional, encode the "old" way (the way 1.3.2 or older + // did it), otherwise encode params recursively. + for ( prefix in a ) { + buildParams( prefix, a[ prefix ], traditional, add ); + } + } + + // Return the resulting serialization + return s.join( "&" ).replace( r20, "+" ); +}; + +jQuery.fn.extend({ + serialize: function() { + return jQuery.param( this.serializeArray() ); + }, + serializeArray: function() { + return this.map(function() { + // Can add propHook for "elements" to filter or add form elements + var elements = jQuery.prop( this, "elements" ); + return elements ? jQuery.makeArray( elements ) : this; + }) + .filter(function() { + var type = this.type; + + // Use .is( ":disabled" ) so that fieldset[disabled] works + return this.name && !jQuery( this ).is( ":disabled" ) && + rsubmittable.test( this.nodeName ) && !rsubmitterTypes.test( type ) && + ( this.checked || !rcheckableType.test( type ) ); + }) + .map(function( i, elem ) { + var val = jQuery( this ).val(); + + return val == null ? + null : + jQuery.isArray( val ) ? + jQuery.map( val, function( val ) { + return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) }; + }) : + { name: elem.name, value: val.replace( rCRLF, "\r\n" ) }; + }).get(); + } +}); + + +jQuery.ajaxSettings.xhr = function() { + try { + return new XMLHttpRequest(); + } catch( e ) {} +}; + +var xhrId = 0, + xhrCallbacks = {}, + xhrSuccessStatus = { + // file protocol always yields status code 0, assume 200 + 0: 200, + // Support: IE9 + // #1450: sometimes IE returns 1223 when it should be 204 + 1223: 204 + }, + xhrSupported = jQuery.ajaxSettings.xhr(); + +// Support: IE9 +// Open requests must be manually aborted on unload (#5280) +// See https://support.microsoft.com/kb/2856746 for more info +if ( window.attachEvent ) { + window.attachEvent( "onunload", function() { + for ( var key in xhrCallbacks ) { + xhrCallbacks[ key ](); + } + }); +} + +support.cors = !!xhrSupported && ( "withCredentials" in xhrSupported ); +support.ajax = xhrSupported = !!xhrSupported; + +jQuery.ajaxTransport(function( options ) { + var callback; + + // Cross domain only allowed if supported through XMLHttpRequest + if ( support.cors || xhrSupported && !options.crossDomain ) { + return { + send: function( headers, complete ) { + var i, + xhr = options.xhr(), + id = ++xhrId; + + xhr.open( options.type, options.url, options.async, options.username, options.password ); + + // Apply custom fields if provided + if ( options.xhrFields ) { + for ( i in options.xhrFields ) { + xhr[ i ] = options.xhrFields[ i ]; + } + } + + // Override mime type if needed + if ( options.mimeType && xhr.overrideMimeType ) { + xhr.overrideMimeType( options.mimeType ); + } + + // X-Requested-With header + // For cross-domain requests, seeing as conditions for a preflight are + // akin to a jigsaw puzzle, we simply never set it to be sure. + // (it can always be set on a per-request basis or even using ajaxSetup) + // For same-domain requests, won't change header if already provided. + if ( !options.crossDomain && !headers["X-Requested-With"] ) { + headers["X-Requested-With"] = "XMLHttpRequest"; + } + + // Set headers + for ( i in headers ) { + xhr.setRequestHeader( i, headers[ i ] ); + } + + // Callback + callback = function( type ) { + return function() { + if ( callback ) { + delete xhrCallbacks[ id ]; + callback = xhr.onload = xhr.onerror = null; + + if ( type === "abort" ) { + xhr.abort(); + } else if ( type === "error" ) { + complete( + // file: protocol always yields status 0; see #8605, #14207 + xhr.status, + xhr.statusText + ); + } else { + complete( + xhrSuccessStatus[ xhr.status ] || xhr.status, + xhr.statusText, + // Support: IE9 + // Accessing binary-data responseText throws an exception + // (#11426) + typeof xhr.responseText === "string" ? { + text: xhr.responseText + } : undefined, + xhr.getAllResponseHeaders() + ); + } + } + }; + }; + + // Listen to events + xhr.onload = callback(); + xhr.onerror = callback("error"); + + // Create the abort callback + callback = xhrCallbacks[ id ] = callback("abort"); + + try { + // Do send the request (this may raise an exception) + xhr.send( options.hasContent && options.data || null ); + } catch ( e ) { + // #14683: Only rethrow if this hasn't been notified as an error yet + if ( callback ) { + throw e; + } + } + }, + + abort: function() { + if ( callback ) { + callback(); + } + } + }; + } +}); + + + + +// Install script dataType +jQuery.ajaxSetup({ + accepts: { + script: "text/javascript, application/javascript, application/ecmascript, application/x-ecmascript" + }, + contents: { + script: /(?:java|ecma)script/ + }, + converters: { + "text script": function( text ) { + jQuery.globalEval( text ); + return text; + } + } +}); + +// Handle cache's special case and crossDomain +jQuery.ajaxPrefilter( "script", function( s ) { + if ( s.cache === undefined ) { + s.cache = false; + } + if ( s.crossDomain ) { + s.type = "GET"; + } +}); + +// Bind script tag hack transport +jQuery.ajaxTransport( "script", function( s ) { + // This transport only deals with cross domain requests + if ( s.crossDomain ) { + var script, callback; + return { + send: function( _, complete ) { + script = jQuery("<script>").prop({ + async: true, + charset: s.scriptCharset, + src: s.url + }).on( + "load error", + callback = function( evt ) { + script.remove(); + callback = null; + if ( evt ) { + complete( evt.type === "error" ? 404 : 200, evt.type ); + } + } + ); + document.head.appendChild( script[ 0 ] ); + }, + abort: function() { + if ( callback ) { + callback(); + } + } + }; + } +}); + + + + +var oldCallbacks = [], + rjsonp = /(=)\?(?=&|$)|\?\?/; + +// Default jsonp settings +jQuery.ajaxSetup({ + jsonp: "callback", + jsonpCallback: function() { + var callback = oldCallbacks.pop() || ( jQuery.expando + "_" + ( nonce++ ) ); + this[ callback ] = true; + return callback; + } +}); + +// Detect, normalize options and install callbacks for jsonp requests +jQuery.ajaxPrefilter( "json jsonp", function( s, originalSettings, jqXHR ) { + + var callbackName, overwritten, responseContainer, + jsonProp = s.jsonp !== false && ( rjsonp.test( s.url ) ? + "url" : + typeof s.data === "string" && !( s.contentType || "" ).indexOf("application/x-www-form-urlencoded") && rjsonp.test( s.data ) && "data" + ); + + // Handle iff the expected data type is "jsonp" or we have a parameter to set + if ( jsonProp || s.dataTypes[ 0 ] === "jsonp" ) { + + // Get callback name, remembering preexisting value associated with it + callbackName = s.jsonpCallback = jQuery.isFunction( s.jsonpCallback ) ? + s.jsonpCallback() : + s.jsonpCallback; + + // Insert callback into url or form data + if ( jsonProp ) { + s[ jsonProp ] = s[ jsonProp ].replace( rjsonp, "$1" + callbackName ); + } else if ( s.jsonp !== false ) { + s.url += ( rquery.test( s.url ) ? "&" : "?" ) + s.jsonp + "=" + callbackName; + } + + // Use data converter to retrieve json after script execution + s.converters["script json"] = function() { + if ( !responseContainer ) { + jQuery.error( callbackName + " was not called" ); + } + return responseContainer[ 0 ]; + }; + + // force json dataType + s.dataTypes[ 0 ] = "json"; + + // Install callback + overwritten = window[ callbackName ]; + window[ callbackName ] = function() { + responseContainer = arguments; + }; + + // Clean-up function (fires after converters) + jqXHR.always(function() { + // Restore preexisting value + window[ callbackName ] = overwritten; + + // Save back as free + if ( s[ callbackName ] ) { + // make sure that re-using the options doesn't screw things around + s.jsonpCallback = originalSettings.jsonpCallback; + + // save the callback name for future use + oldCallbacks.push( callbackName ); + } + + // Call if it was a function and we have a response + if ( responseContainer && jQuery.isFunction( overwritten ) ) { + overwritten( responseContainer[ 0 ] ); + } + + responseContainer = overwritten = undefined; + }); + + // Delegate to script + return "script"; + } +}); + + + + +// data: string of html +// context (optional): If specified, the fragment will be created in this context, defaults to document +// keepScripts (optional): If true, will include scripts passed in the html string +jQuery.parseHTML = function( data, context, keepScripts ) { + if ( !data || typeof data !== "string" ) { + return null; + } + if ( typeof context === "boolean" ) { + keepScripts = context; + context = false; + } + context = context || document; + + var parsed = rsingleTag.exec( data ), + scripts = !keepScripts && []; + + // Single tag + if ( parsed ) { + return [ context.createElement( parsed[1] ) ]; + } + + parsed = jQuery.buildFragment( [ data ], context, scripts ); + + if ( scripts && scripts.length ) { + jQuery( scripts ).remove(); + } + + return jQuery.merge( [], parsed.childNodes ); +}; + + +// Keep a copy of the old load method +var _load = jQuery.fn.load; + +/** + * Load a url into a page + */ +jQuery.fn.load = function( url, params, callback ) { + if ( typeof url !== "string" && _load ) { + return _load.apply( this, arguments ); + } + + var selector, type, response, + self = this, + off = url.indexOf(" "); + + if ( off >= 0 ) { + selector = jQuery.trim( url.slice( off ) ); + url = url.slice( 0, off ); + } + + // If it's a function + if ( jQuery.isFunction( params ) ) { + + // We assume that it's the callback + callback = params; + params = undefined; + + // Otherwise, build a param string + } else if ( params && typeof params === "object" ) { + type = "POST"; + } + + // If we have elements to modify, make the request + if ( self.length > 0 ) { + jQuery.ajax({ + url: url, + + // if "type" variable is undefined, then "GET" method will be used + type: type, + dataType: "html", + data: params + }).done(function( responseText ) { + + // Save response for use in complete callback + response = arguments; + + self.html( selector ? + + // If a selector was specified, locate the right elements in a dummy div + // Exclude scripts to avoid IE 'Permission Denied' errors + jQuery("<div>").append( jQuery.parseHTML( responseText ) ).find( selector ) : + + // Otherwise use the full result + responseText ); + + }).complete( callback && function( jqXHR, status ) { + self.each( callback, response || [ jqXHR.responseText, status, jqXHR ] ); + }); + } + + return this; +}; + + + + +// Attach a bunch of functions for handling common AJAX events +jQuery.each( [ "ajaxStart", "ajaxStop", "ajaxComplete", "ajaxError", "ajaxSuccess", "ajaxSend" ], function( i, type ) { + jQuery.fn[ type ] = function( fn ) { + return this.on( type, fn ); + }; +}); + + + + +jQuery.expr.filters.animated = function( elem ) { + return jQuery.grep(jQuery.timers, function( fn ) { + return elem === fn.elem; + }).length; +}; + + + + +var docElem = window.document.documentElement; + +/** + * Gets a window from an element + */ +function getWindow( elem ) { + return jQuery.isWindow( elem ) ? elem : elem.nodeType === 9 && elem.defaultView; +} + +jQuery.offset = { + setOffset: function( elem, options, i ) { + var curPosition, curLeft, curCSSTop, curTop, curOffset, curCSSLeft, calculatePosition, + position = jQuery.css( elem, "position" ), + curElem = jQuery( elem ), + props = {}; + + // Set position first, in-case top/left are set even on static elem + if ( position === "static" ) { + elem.style.position = "relative"; + } + + curOffset = curElem.offset(); + curCSSTop = jQuery.css( elem, "top" ); + curCSSLeft = jQuery.css( elem, "left" ); + calculatePosition = ( position === "absolute" || position === "fixed" ) && + ( curCSSTop + curCSSLeft ).indexOf("auto") > -1; + + // Need to be able to calculate position if either + // top or left is auto and position is either absolute or fixed + if ( calculatePosition ) { + curPosition = curElem.position(); + curTop = curPosition.top; + curLeft = curPosition.left; + + } else { + curTop = parseFloat( curCSSTop ) || 0; + curLeft = parseFloat( curCSSLeft ) || 0; + } + + if ( jQuery.isFunction( options ) ) { + options = options.call( elem, i, curOffset ); + } + + if ( options.top != null ) { + props.top = ( options.top - curOffset.top ) + curTop; + } + if ( options.left != null ) { + props.left = ( options.left - curOffset.left ) + curLeft; + } + + if ( "using" in options ) { + options.using.call( elem, props ); + + } else { + curElem.css( props ); + } + } +}; + +jQuery.fn.extend({ + offset: function( options ) { + if ( arguments.length ) { + return options === undefined ? + this : + this.each(function( i ) { + jQuery.offset.setOffset( this, options, i ); + }); + } + + var docElem, win, + elem = this[ 0 ], + box = { top: 0, left: 0 }, + doc = elem && elem.ownerDocument; + + if ( !doc ) { + return; + } + + docElem = doc.documentElement; + + // Make sure it's not a disconnected DOM node + if ( !jQuery.contains( docElem, elem ) ) { + return box; + } + + // Support: BlackBerry 5, iOS 3 (original iPhone) + // If we don't have gBCR, just use 0,0 rather than error + if ( typeof elem.getBoundingClientRect !== strundefined ) { + box = elem.getBoundingClientRect(); + } + win = getWindow( doc ); + return { + top: box.top + win.pageYOffset - docElem.clientTop, + left: box.left + win.pageXOffset - docElem.clientLeft + }; + }, + + position: function() { + if ( !this[ 0 ] ) { + return; + } + + var offsetParent, offset, + elem = this[ 0 ], + parentOffset = { top: 0, left: 0 }; + + // Fixed elements are offset from window (parentOffset = {top:0, left: 0}, because it is its only offset parent + if ( jQuery.css( elem, "position" ) === "fixed" ) { + // Assume getBoundingClientRect is there when computed position is fixed + offset = elem.getBoundingClientRect(); + + } else { + // Get *real* offsetParent + offsetParent = this.offsetParent(); + + // Get correct offsets + offset = this.offset(); + if ( !jQuery.nodeName( offsetParent[ 0 ], "html" ) ) { + parentOffset = offsetParent.offset(); + } + + // Add offsetParent borders + parentOffset.top += jQuery.css( offsetParent[ 0 ], "borderTopWidth", true ); + parentOffset.left += jQuery.css( offsetParent[ 0 ], "borderLeftWidth", true ); + } + + // Subtract parent offsets and element margins + return { + top: offset.top - parentOffset.top - jQuery.css( elem, "marginTop", true ), + left: offset.left - parentOffset.left - jQuery.css( elem, "marginLeft", true ) + }; + }, + + offsetParent: function() { + return this.map(function() { + var offsetParent = this.offsetParent || docElem; + + while ( offsetParent && ( !jQuery.nodeName( offsetParent, "html" ) && jQuery.css( offsetParent, "position" ) === "static" ) ) { + offsetParent = offsetParent.offsetParent; + } + + return offsetParent || docElem; + }); + } +}); + +// Create scrollLeft and scrollTop methods +jQuery.each( { scrollLeft: "pageXOffset", scrollTop: "pageYOffset" }, function( method, prop ) { + var top = "pageYOffset" === prop; + + jQuery.fn[ method ] = function( val ) { + return access( this, function( elem, method, val ) { + var win = getWindow( elem ); + + if ( val === undefined ) { + return win ? win[ prop ] : elem[ method ]; + } + + if ( win ) { + win.scrollTo( + !top ? val : window.pageXOffset, + top ? val : window.pageYOffset + ); + + } else { + elem[ method ] = val; + } + }, method, val, arguments.length, null ); + }; +}); + +// Support: Safari<7+, Chrome<37+ +// Add the top/left cssHooks using jQuery.fn.position +// Webkit bug: https://bugs.webkit.org/show_bug.cgi?id=29084 +// Blink bug: https://code.google.com/p/chromium/issues/detail?id=229280 +// getComputedStyle returns percent when specified for top/left/bottom/right; +// rather than make the css module depend on the offset module, just check for it here +jQuery.each( [ "top", "left" ], function( i, prop ) { + jQuery.cssHooks[ prop ] = addGetHookIf( support.pixelPosition, + function( elem, computed ) { + if ( computed ) { + computed = curCSS( elem, prop ); + // If curCSS returns percentage, fallback to offset + return rnumnonpx.test( computed ) ? + jQuery( elem ).position()[ prop ] + "px" : + computed; + } + } + ); +}); + + +// Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods +jQuery.each( { Height: "height", Width: "width" }, function( name, type ) { + jQuery.each( { padding: "inner" + name, content: type, "": "outer" + name }, function( defaultExtra, funcName ) { + // Margin is only for outerHeight, outerWidth + jQuery.fn[ funcName ] = function( margin, value ) { + var chainable = arguments.length && ( defaultExtra || typeof margin !== "boolean" ), + extra = defaultExtra || ( margin === true || value === true ? "margin" : "border" ); + + return access( this, function( elem, type, value ) { + var doc; + + if ( jQuery.isWindow( elem ) ) { + // As of 5/8/2012 this will yield incorrect results for Mobile Safari, but there + // isn't a whole lot we can do. See pull request at this URL for discussion: + // https://github.com/jquery/jquery/pull/764 + return elem.document.documentElement[ "client" + name ]; + } + + // Get document width or height + if ( elem.nodeType === 9 ) { + doc = elem.documentElement; + + // Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height], + // whichever is greatest + return Math.max( + elem.body[ "scroll" + name ], doc[ "scroll" + name ], + elem.body[ "offset" + name ], doc[ "offset" + name ], + doc[ "client" + name ] + ); + } + + return value === undefined ? + // Get width or height on the element, requesting but not forcing parseFloat + jQuery.css( elem, type, extra ) : + + // Set width or height on the element + jQuery.style( elem, type, value, extra ); + }, type, chainable ? margin : undefined, chainable, null ); + }; + }); +}); + + +// The number of elements contained in the matched element set +jQuery.fn.size = function() { + return this.length; +}; + +jQuery.fn.andSelf = jQuery.fn.addBack; + + + + +// Register as a named AMD module, since jQuery can be concatenated with other +// files that may use define, but not via a proper concatenation script that +// understands anonymous AMD modules. A named AMD is safest and most robust +// way to register. Lowercase jquery is used because AMD module names are +// derived from file names, and jQuery is normally delivered in a lowercase +// file name. Do this after creating the global so that if an AMD module wants +// to call noConflict to hide this version of jQuery, it will work. + +// Note that for maximum portability, libraries that are not jQuery should +// declare themselves as anonymous modules, and avoid setting a global if an +// AMD loader is present. jQuery is a special case. For more information, see +// https://github.com/jrburke/requirejs/wiki/Updating-existing-libraries#wiki-anon + +if ( typeof define === "function" && define.amd ) { + define( "jquery", [], function() { + return jQuery; + }); +} + + + + +var + // Map over jQuery in case of overwrite + _jQuery = window.jQuery, + + // Map over the $ in case of overwrite + _$ = window.$; + +jQuery.noConflict = function( deep ) { + if ( window.$ === jQuery ) { + window.$ = _$; + } + + if ( deep && window.jQuery === jQuery ) { + window.jQuery = _jQuery; + } + + return jQuery; +}; + +// Expose jQuery and $ identifiers, even in AMD +// (#7102#comment:10, https://github.com/jquery/jquery/pull/557) +// and CommonJS for browser emulators (#13566) +if ( typeof noGlobal === strundefined ) { + window.jQuery = window.$ = jQuery; +} + + + + +return jQuery; + +})); + +},{}],"lodash":[function(require,module,exports){ +(function (global){ +/** + * @license + * lodash 3.10.1 (Custom Build) <https://lodash.com/> + * Build: `lodash modern -d -o ./index.js` + * Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/> + * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE> + * Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors + * Available under MIT license <https://lodash.com/license> + */ +;(function() { + + /** Used as a safe reference for `undefined` in pre-ES5 environments. */ + var undefined; + + /** Used as the semantic version number. */ + var VERSION = '3.10.1'; + + /** Used to compose bitmasks for wrapper metadata. */ + var BIND_FLAG = 1, + BIND_KEY_FLAG = 2, + CURRY_BOUND_FLAG = 4, + CURRY_FLAG = 8, + CURRY_RIGHT_FLAG = 16, + PARTIAL_FLAG = 32, + PARTIAL_RIGHT_FLAG = 64, + ARY_FLAG = 128, + REARG_FLAG = 256; + + /** Used as default options for `_.trunc`. */ + var DEFAULT_TRUNC_LENGTH = 30, + DEFAULT_TRUNC_OMISSION = '...'; + + /** Used to detect when a function becomes hot. */ + var HOT_COUNT = 150, + HOT_SPAN = 16; + + /** Used as the size to enable large array optimizations. */ + var LARGE_ARRAY_SIZE = 200; + + /** Used to indicate the type of lazy iteratees. */ + var LAZY_FILTER_FLAG = 1, + LAZY_MAP_FLAG = 2; + + /** Used as the `TypeError` message for "Functions" methods. */ + var FUNC_ERROR_TEXT = 'Expected a function'; + + /** Used as the internal argument placeholder. */ + var PLACEHOLDER = '__lodash_placeholder__'; + + /** `Object#toString` result references. */ + var argsTag = '[object Arguments]', + arrayTag = '[object Array]', + boolTag = '[object Boolean]', + dateTag = '[object Date]', + errorTag = '[object Error]', + funcTag = '[object Function]', + mapTag = '[object Map]', + numberTag = '[object Number]', + objectTag = '[object Object]', + regexpTag = '[object RegExp]', + setTag = '[object Set]', + stringTag = '[object String]', + weakMapTag = '[object WeakMap]'; + + var arrayBufferTag = '[object ArrayBuffer]', + float32Tag = '[object Float32Array]', + float64Tag = '[object Float64Array]', + int8Tag = '[object Int8Array]', + int16Tag = '[object Int16Array]', + int32Tag = '[object Int32Array]', + uint8Tag = '[object Uint8Array]', + uint8ClampedTag = '[object Uint8ClampedArray]', + uint16Tag = '[object Uint16Array]', + uint32Tag = '[object Uint32Array]'; + + /** Used to match empty string literals in compiled template source. */ + var reEmptyStringLeading = /\b__p \+= '';/g, + reEmptyStringMiddle = /\b(__p \+=) '' \+/g, + reEmptyStringTrailing = /(__e\(.*?\)|\b__t\)) \+\n'';/g; + + /** Used to match HTML entities and HTML characters. */ + var reEscapedHtml = /&(?:amp|lt|gt|quot|#39|#96);/g, + reUnescapedHtml = /[&<>"'`]/g, + reHasEscapedHtml = RegExp(reEscapedHtml.source), + reHasUnescapedHtml = RegExp(reUnescapedHtml.source); + + /** Used to match template delimiters. */ + var reEscape = /<%-([\s\S]+?)%>/g, + reEvaluate = /<%([\s\S]+?)%>/g, + reInterpolate = /<%=([\s\S]+?)%>/g; + + /** Used to match property names within property paths. */ + var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\n\\]|\\.)*?\1)\]/, + reIsPlainProp = /^\w*$/, + rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\n\\]|\\.)*?)\2)\]/g; + + /** + * Used to match `RegExp` [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns) + * and those outlined by [`EscapeRegExpPattern`](http://ecma-international.org/ecma-262/6.0/#sec-escaperegexppattern). + */ + var reRegExpChars = /^[:!,]|[\\^$.*+?()[\]{}|\/]|(^[0-9a-fA-Fnrtuvx])|([\n\r\u2028\u2029])/g, + reHasRegExpChars = RegExp(reRegExpChars.source); + + /** Used to match [combining diacritical marks](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks). */ + var reComboMark = /[\u0300-\u036f\ufe20-\ufe23]/g; + + /** Used to match backslashes in property paths. */ + var reEscapeChar = /\\(\\)?/g; + + /** Used to match [ES template delimiters](http://ecma-international.org/ecma-262/6.0/#sec-template-literal-lexical-components). */ + var reEsTemplate = /\$\{([^\\}]*(?:\\.[^\\}]*)*)\}/g; + + /** Used to match `RegExp` flags from their coerced string values. */ + var reFlags = /\w*$/; + + /** Used to detect hexadecimal string values. */ + var reHasHexPrefix = /^0[xX]/; + + /** Used to detect host constructors (Safari > 5). */ + var reIsHostCtor = /^\[object .+?Constructor\]$/; + + /** Used to detect unsigned integer values. */ + var reIsUint = /^\d+$/; + + /** Used to match latin-1 supplementary letters (excluding mathematical operators). */ + var reLatin1 = /[\xc0-\xd6\xd8-\xde\xdf-\xf6\xf8-\xff]/g; + + /** Used to ensure capturing order of template delimiters. */ + var reNoMatch = /($^)/; + + /** Used to match unescaped characters in compiled string literals. */ + var reUnescapedString = /['\n\r\u2028\u2029\\]/g; + + /** Used to match words to create compound words. */ + var reWords = (function() { + var upper = '[A-Z\\xc0-\\xd6\\xd8-\\xde]', + lower = '[a-z\\xdf-\\xf6\\xf8-\\xff]+'; + + return RegExp(upper + '+(?=' + upper + lower + ')|' + upper + '?' + lower + '|' + upper + '+|[0-9]+', 'g'); + }()); + + /** Used to assign default `context` object properties. */ + var contextProps = [ + 'Array', 'ArrayBuffer', 'Date', 'Error', 'Float32Array', 'Float64Array', + 'Function', 'Int8Array', 'Int16Array', 'Int32Array', 'Math', 'Number', + 'Object', 'RegExp', 'Set', 'String', '_', 'clearTimeout', 'isFinite', + 'parseFloat', 'parseInt', 'setTimeout', 'TypeError', 'Uint8Array', + 'Uint8ClampedArray', 'Uint16Array', 'Uint32Array', 'WeakMap' + ]; + + /** Used to make template sourceURLs easier to identify. */ + var templateCounter = -1; + + /** Used to identify `toStringTag` values of typed arrays. */ + var typedArrayTags = {}; + typedArrayTags[float32Tag] = typedArrayTags[float64Tag] = + typedArrayTags[int8Tag] = typedArrayTags[int16Tag] = + typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] = + typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] = + typedArrayTags[uint32Tag] = true; + typedArrayTags[argsTag] = typedArrayTags[arrayTag] = + typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] = + typedArrayTags[dateTag] = typedArrayTags[errorTag] = + typedArrayTags[funcTag] = typedArrayTags[mapTag] = + typedArrayTags[numberTag] = typedArrayTags[objectTag] = + typedArrayTags[regexpTag] = typedArrayTags[setTag] = + typedArrayTags[stringTag] = typedArrayTags[weakMapTag] = false; + + /** Used to identify `toStringTag` values supported by `_.clone`. */ + var cloneableTags = {}; + cloneableTags[argsTag] = cloneableTags[arrayTag] = + cloneableTags[arrayBufferTag] = cloneableTags[boolTag] = + cloneableTags[dateTag] = cloneableTags[float32Tag] = + cloneableTags[float64Tag] = cloneableTags[int8Tag] = + cloneableTags[int16Tag] = cloneableTags[int32Tag] = + cloneableTags[numberTag] = cloneableTags[objectTag] = + cloneableTags[regexpTag] = cloneableTags[stringTag] = + cloneableTags[uint8Tag] = cloneableTags[uint8ClampedTag] = + cloneableTags[uint16Tag] = cloneableTags[uint32Tag] = true; + cloneableTags[errorTag] = cloneableTags[funcTag] = + cloneableTags[mapTag] = cloneableTags[setTag] = + cloneableTags[weakMapTag] = false; + + /** Used to map latin-1 supplementary letters to basic latin letters. */ + var deburredLetters = { + '\xc0': 'A', '\xc1': 'A', '\xc2': 'A', '\xc3': 'A', '\xc4': 'A', '\xc5': 'A', + '\xe0': 'a', '\xe1': 'a', '\xe2': 'a', '\xe3': 'a', '\xe4': 'a', '\xe5': 'a', + '\xc7': 'C', '\xe7': 'c', + '\xd0': 'D', '\xf0': 'd', + '\xc8': 'E', '\xc9': 'E', '\xca': 'E', '\xcb': 'E', + '\xe8': 'e', '\xe9': 'e', '\xea': 'e', '\xeb': 'e', + '\xcC': 'I', '\xcd': 'I', '\xce': 'I', '\xcf': 'I', + '\xeC': 'i', '\xed': 'i', '\xee': 'i', '\xef': 'i', + '\xd1': 'N', '\xf1': 'n', + '\xd2': 'O', '\xd3': 'O', '\xd4': 'O', '\xd5': 'O', '\xd6': 'O', '\xd8': 'O', + '\xf2': 'o', '\xf3': 'o', '\xf4': 'o', '\xf5': 'o', '\xf6': 'o', '\xf8': 'o', + '\xd9': 'U', '\xda': 'U', '\xdb': 'U', '\xdc': 'U', + '\xf9': 'u', '\xfa': 'u', '\xfb': 'u', '\xfc': 'u', + '\xdd': 'Y', '\xfd': 'y', '\xff': 'y', + '\xc6': 'Ae', '\xe6': 'ae', + '\xde': 'Th', '\xfe': 'th', + '\xdf': 'ss' + }; + + /** Used to map characters to HTML entities. */ + var htmlEscapes = { + '&': '&', + '<': '<', + '>': '>', + '"': '"', + "'": ''', + '`': '`' + }; + + /** Used to map HTML entities to characters. */ + var htmlUnescapes = { + '&': '&', + '<': '<', + '>': '>', + '"': '"', + ''': "'", + '`': '`' + }; + + /** Used to determine if values are of the language type `Object`. */ + var objectTypes = { + 'function': true, + 'object': true + }; + + /** Used to escape characters for inclusion in compiled regexes. */ + var regexpEscapes = { + '0': 'x30', '1': 'x31', '2': 'x32', '3': 'x33', '4': 'x34', + '5': 'x35', '6': 'x36', '7': 'x37', '8': 'x38', '9': 'x39', + 'A': 'x41', 'B': 'x42', 'C': 'x43', 'D': 'x44', 'E': 'x45', 'F': 'x46', + 'a': 'x61', 'b': 'x62', 'c': 'x63', 'd': 'x64', 'e': 'x65', 'f': 'x66', + 'n': 'x6e', 'r': 'x72', 't': 'x74', 'u': 'x75', 'v': 'x76', 'x': 'x78' + }; + + /** Used to escape characters for inclusion in compiled string literals. */ + var stringEscapes = { + '\\': '\\', + "'": "'", + '\n': 'n', + '\r': 'r', + '\u2028': 'u2028', + '\u2029': 'u2029' + }; + + /** Detect free variable `exports`. */ + var freeExports = objectTypes[typeof exports] && exports && !exports.nodeType && exports; + + /** Detect free variable `module`. */ + var freeModule = objectTypes[typeof module] && module && !module.nodeType && module; + + /** Detect free variable `global` from Node.js. */ + var freeGlobal = freeExports && freeModule && typeof global == 'object' && global && global.Object && global; + + /** Detect free variable `self`. */ + var freeSelf = objectTypes[typeof self] && self && self.Object && self; + + /** Detect free variable `window`. */ + var freeWindow = objectTypes[typeof window] && window && window.Object && window; + + /** Detect the popular CommonJS extension `module.exports`. */ + var moduleExports = freeModule && freeModule.exports === freeExports && freeExports; + + /** + * Used as a reference to the global object. + * + * The `this` value is used if it's the global object to avoid Greasemonkey's + * restricted `window` object, otherwise the `window` object is used. + */ + var root = freeGlobal || ((freeWindow !== (this && this.window)) && freeWindow) || freeSelf || this; + + /*--------------------------------------------------------------------------*/ + + /** + * The base implementation of `compareAscending` which compares values and + * sorts them in ascending order without guaranteeing a stable sort. + * + * @private + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @returns {number} Returns the sort order indicator for `value`. + */ + function baseCompareAscending(value, other) { + if (value !== other) { + var valIsNull = value === null, + valIsUndef = value === undefined, + valIsReflexive = value === value; + + var othIsNull = other === null, + othIsUndef = other === undefined, + othIsReflexive = other === other; + + if ((value > other && !othIsNull) || !valIsReflexive || + (valIsNull && !othIsUndef && othIsReflexive) || + (valIsUndef && othIsReflexive)) { + return 1; + } + if ((value < other && !valIsNull) || !othIsReflexive || + (othIsNull && !valIsUndef && valIsReflexive) || + (othIsUndef && valIsReflexive)) { + return -1; + } + } + return 0; + } + + /** + * The base implementation of `_.findIndex` and `_.findLastIndex` without + * support for callback shorthands and `this` binding. + * + * @private + * @param {Array} array The array to search. + * @param {Function} predicate The function invoked per iteration. + * @param {boolean} [fromRight] Specify iterating from right to left. + * @returns {number} Returns the index of the matched value, else `-1`. + */ + function baseFindIndex(array, predicate, fromRight) { + var length = array.length, + index = fromRight ? length : -1; + + while ((fromRight ? index-- : ++index < length)) { + if (predicate(array[index], index, array)) { + return index; + } + } + return -1; + } + + /** + * The base implementation of `_.indexOf` without support for binary searches. + * + * @private + * @param {Array} array The array to search. + * @param {*} value The value to search for. + * @param {number} fromIndex The index to search from. + * @returns {number} Returns the index of the matched value, else `-1`. + */ + function baseIndexOf(array, value, fromIndex) { + if (value !== value) { + return indexOfNaN(array, fromIndex); + } + var index = fromIndex - 1, + length = array.length; + + while (++index < length) { + if (array[index] === value) { + return index; + } + } + return -1; + } + + /** + * The base implementation of `_.isFunction` without support for environments + * with incorrect `typeof` results. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`. + */ + function baseIsFunction(value) { + // Avoid a Chakra JIT bug in compatibility modes of IE 11. + // See https://github.com/jashkenas/underscore/issues/1621 for more details. + return typeof value == 'function' || false; + } + + /** + * Converts `value` to a string if it's not one. An empty string is returned + * for `null` or `undefined` values. + * + * @private + * @param {*} value The value to process. + * @returns {string} Returns the string. + */ + function baseToString(value) { + return value == null ? '' : (value + ''); + } + + /** + * Used by `_.trim` and `_.trimLeft` to get the index of the first character + * of `string` that is not found in `chars`. + * + * @private + * @param {string} string The string to inspect. + * @param {string} chars The characters to find. + * @returns {number} Returns the index of the first character not found in `chars`. + */ + function charsLeftIndex(string, chars) { + var index = -1, + length = string.length; + + while (++index < length && chars.indexOf(string.charAt(index)) > -1) {} + return index; + } + + /** + * Used by `_.trim` and `_.trimRight` to get the index of the last character + * of `string` that is not found in `chars`. + * + * @private + * @param {string} string The string to inspect. + * @param {string} chars The characters to find. + * @returns {number} Returns the index of the last character not found in `chars`. + */ + function charsRightIndex(string, chars) { + var index = string.length; + + while (index-- && chars.indexOf(string.charAt(index)) > -1) {} + return index; + } + + /** + * Used by `_.sortBy` to compare transformed elements of a collection and stable + * sort them in ascending order. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @returns {number} Returns the sort order indicator for `object`. + */ + function compareAscending(object, other) { + return baseCompareAscending(object.criteria, other.criteria) || (object.index - other.index); + } + + /** + * Used by `_.sortByOrder` to compare multiple properties of a value to another + * and stable sort them. + * + * If `orders` is unspecified, all valuess are sorted in ascending order. Otherwise, + * a value is sorted in ascending order if its corresponding order is "asc", and + * descending if "desc". + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {boolean[]} orders The order to sort by for each property. + * @returns {number} Returns the sort order indicator for `object`. + */ + function compareMultiple(object, other, orders) { + var index = -1, + objCriteria = object.criteria, + othCriteria = other.criteria, + length = objCriteria.length, + ordersLength = orders.length; + + while (++index < length) { + var result = baseCompareAscending(objCriteria[index], othCriteria[index]); + if (result) { + if (index >= ordersLength) { + return result; + } + var order = orders[index]; + return result * ((order === 'asc' || order === true) ? 1 : -1); + } + } + // Fixes an `Array#sort` bug in the JS engine embedded in Adobe applications + // that causes it, under certain circumstances, to provide the same value for + // `object` and `other`. See https://github.com/jashkenas/underscore/pull/1247 + // for more details. + // + // This also ensures a stable sort in V8 and other engines. + // See https://code.google.com/p/v8/issues/detail?id=90 for more details. + return object.index - other.index; + } + + /** + * Used by `_.deburr` to convert latin-1 supplementary letters to basic latin letters. + * + * @private + * @param {string} letter The matched letter to deburr. + * @returns {string} Returns the deburred letter. + */ + function deburrLetter(letter) { + return deburredLetters[letter]; + } + + /** + * Used by `_.escape` to convert characters to HTML entities. + * + * @private + * @param {string} chr The matched character to escape. + * @returns {string} Returns the escaped character. + */ + function escapeHtmlChar(chr) { + return htmlEscapes[chr]; + } + + /** + * Used by `_.escapeRegExp` to escape characters for inclusion in compiled regexes. + * + * @private + * @param {string} chr The matched character to escape. + * @param {string} leadingChar The capture group for a leading character. + * @param {string} whitespaceChar The capture group for a whitespace character. + * @returns {string} Returns the escaped character. + */ + function escapeRegExpChar(chr, leadingChar, whitespaceChar) { + if (leadingChar) { + chr = regexpEscapes[chr]; + } else if (whitespaceChar) { + chr = stringEscapes[chr]; + } + return '\\' + chr; + } + + /** + * Used by `_.template` to escape characters for inclusion in compiled string literals. + * + * @private + * @param {string} chr The matched character to escape. + * @returns {string} Returns the escaped character. + */ + function escapeStringChar(chr) { + return '\\' + stringEscapes[chr]; + } + + /** + * Gets the index at which the first occurrence of `NaN` is found in `array`. + * + * @private + * @param {Array} array The array to search. + * @param {number} fromIndex The index to search from. + * @param {boolean} [fromRight] Specify iterating from right to left. + * @returns {number} Returns the index of the matched `NaN`, else `-1`. + */ + function indexOfNaN(array, fromIndex, fromRight) { + var length = array.length, + index = fromIndex + (fromRight ? 0 : -1); + + while ((fromRight ? index-- : ++index < length)) { + var other = array[index]; + if (other !== other) { + return index; + } + } + return -1; + } + + /** + * Checks if `value` is object-like. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is object-like, else `false`. + */ + function isObjectLike(value) { + return !!value && typeof value == 'object'; + } + + /** + * Used by `trimmedLeftIndex` and `trimmedRightIndex` to determine if a + * character code is whitespace. + * + * @private + * @param {number} charCode The character code to inspect. + * @returns {boolean} Returns `true` if `charCode` is whitespace, else `false`. + */ + function isSpace(charCode) { + return ((charCode <= 160 && (charCode >= 9 && charCode <= 13) || charCode == 32 || charCode == 160) || charCode == 5760 || charCode == 6158 || + (charCode >= 8192 && (charCode <= 8202 || charCode == 8232 || charCode == 8233 || charCode == 8239 || charCode == 8287 || charCode == 12288 || charCode == 65279))); + } + + /** + * Replaces all `placeholder` elements in `array` with an internal placeholder + * and returns an array of their indexes. + * + * @private + * @param {Array} array The array to modify. + * @param {*} placeholder The placeholder to replace. + * @returns {Array} Returns the new array of placeholder indexes. + */ + function replaceHolders(array, placeholder) { + var index = -1, + length = array.length, + resIndex = -1, + result = []; + + while (++index < length) { + if (array[index] === placeholder) { + array[index] = PLACEHOLDER; + result[++resIndex] = index; + } + } + return result; + } + + /** + * An implementation of `_.uniq` optimized for sorted arrays without support + * for callback shorthands and `this` binding. + * + * @private + * @param {Array} array The array to inspect. + * @param {Function} [iteratee] The function invoked per iteration. + * @returns {Array} Returns the new duplicate-value-free array. + */ + function sortedUniq(array, iteratee) { + var seen, + index = -1, + length = array.length, + resIndex = -1, + result = []; + + while (++index < length) { + var value = array[index], + computed = iteratee ? iteratee(value, index, array) : value; + + if (!index || seen !== computed) { + seen = computed; + result[++resIndex] = value; + } + } + return result; + } + + /** + * Used by `_.trim` and `_.trimLeft` to get the index of the first non-whitespace + * character of `string`. + * + * @private + * @param {string} string The string to inspect. + * @returns {number} Returns the index of the first non-whitespace character. + */ + function trimmedLeftIndex(string) { + var index = -1, + length = string.length; + + while (++index < length && isSpace(string.charCodeAt(index))) {} + return index; + } + + /** + * Used by `_.trim` and `_.trimRight` to get the index of the last non-whitespace + * character of `string`. + * + * @private + * @param {string} string The string to inspect. + * @returns {number} Returns the index of the last non-whitespace character. + */ + function trimmedRightIndex(string) { + var index = string.length; + + while (index-- && isSpace(string.charCodeAt(index))) {} + return index; + } + + /** + * Used by `_.unescape` to convert HTML entities to characters. + * + * @private + * @param {string} chr The matched character to unescape. + * @returns {string} Returns the unescaped character. + */ + function unescapeHtmlChar(chr) { + return htmlUnescapes[chr]; + } + + /*--------------------------------------------------------------------------*/ + + /** + * Create a new pristine `lodash` function using the given `context` object. + * + * @static + * @memberOf _ + * @category Utility + * @param {Object} [context=root] The context object. + * @returns {Function} Returns a new `lodash` function. + * @example + * + * _.mixin({ 'foo': _.constant('foo') }); + * + * var lodash = _.runInContext(); + * lodash.mixin({ 'bar': lodash.constant('bar') }); + * + * _.isFunction(_.foo); + * // => true + * _.isFunction(_.bar); + * // => false + * + * lodash.isFunction(lodash.foo); + * // => false + * lodash.isFunction(lodash.bar); + * // => true + * + * // using `context` to mock `Date#getTime` use in `_.now` + * var mock = _.runInContext({ + * 'Date': function() { + * return { 'getTime': getTimeMock }; + * } + * }); + * + * // or creating a suped-up `defer` in Node.js + * var defer = _.runInContext({ 'setTimeout': setImmediate }).defer; + */ + function runInContext(context) { + // Avoid issues with some ES3 environments that attempt to use values, named + // after built-in constructors like `Object`, for the creation of literals. + // ES5 clears this up by stating that literals must use built-in constructors. + // See https://es5.github.io/#x11.1.5 for more details. + context = context ? _.defaults(root.Object(), context, _.pick(root, contextProps)) : root; + + /** Native constructor references. */ + var Array = context.Array, + Date = context.Date, + Error = context.Error, + Function = context.Function, + Math = context.Math, + Number = context.Number, + Object = context.Object, + RegExp = context.RegExp, + String = context.String, + TypeError = context.TypeError; + + /** Used for native method references. */ + var arrayProto = Array.prototype, + objectProto = Object.prototype, + stringProto = String.prototype; + + /** Used to resolve the decompiled source of functions. */ + var fnToString = Function.prototype.toString; + + /** Used to check objects for own properties. */ + var hasOwnProperty = objectProto.hasOwnProperty; + + /** Used to generate unique IDs. */ + var idCounter = 0; + + /** + * Used to resolve the [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring) + * of values. + */ + var objToString = objectProto.toString; + + /** Used to restore the original `_` reference in `_.noConflict`. */ + var oldDash = root._; + + /** Used to detect if a method is native. */ + var reIsNative = RegExp('^' + + fnToString.call(hasOwnProperty).replace(/[\\^$.*+?()[\]{}|]/g, '\\$&') + .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$' + ); + + /** Native method references. */ + var ArrayBuffer = context.ArrayBuffer, + clearTimeout = context.clearTimeout, + parseFloat = context.parseFloat, + pow = Math.pow, + propertyIsEnumerable = objectProto.propertyIsEnumerable, + Set = getNative(context, 'Set'), + setTimeout = context.setTimeout, + splice = arrayProto.splice, + Uint8Array = context.Uint8Array, + WeakMap = getNative(context, 'WeakMap'); + + /* Native method references for those with the same name as other `lodash` methods. */ + var nativeCeil = Math.ceil, + nativeCreate = getNative(Object, 'create'), + nativeFloor = Math.floor, + nativeIsArray = getNative(Array, 'isArray'), + nativeIsFinite = context.isFinite, + nativeKeys = getNative(Object, 'keys'), + nativeMax = Math.max, + nativeMin = Math.min, + nativeNow = getNative(Date, 'now'), + nativeParseInt = context.parseInt, + nativeRandom = Math.random; + + /** Used as references for `-Infinity` and `Infinity`. */ + var NEGATIVE_INFINITY = Number.NEGATIVE_INFINITY, + POSITIVE_INFINITY = Number.POSITIVE_INFINITY; + + /** Used as references for the maximum length and index of an array. */ + var MAX_ARRAY_LENGTH = 4294967295, + MAX_ARRAY_INDEX = MAX_ARRAY_LENGTH - 1, + HALF_MAX_ARRAY_LENGTH = MAX_ARRAY_LENGTH >>> 1; + + /** + * Used as the [maximum length](http://ecma-international.org/ecma-262/6.0/#sec-number.max_safe_integer) + * of an array-like value. + */ + var MAX_SAFE_INTEGER = 9007199254740991; + + /** Used to store function metadata. */ + var metaMap = WeakMap && new WeakMap; + + /** Used to lookup unminified function names. */ + var realNames = {}; + + /*------------------------------------------------------------------------*/ + + /** + * Creates a `lodash` object which wraps `value` to enable implicit chaining. + * Methods that operate on and return arrays, collections, and functions can + * be chained together. Methods that retrieve a single value or may return a + * primitive value will automatically end the chain returning the unwrapped + * value. Explicit chaining may be enabled using `_.chain`. The execution of + * chained methods is lazy, that is, execution is deferred until `_#value` + * is implicitly or explicitly called. + * + * Lazy evaluation allows several methods to support shortcut fusion. Shortcut + * fusion is an optimization strategy which merge iteratee calls; this can help + * to avoid the creation of intermediate data structures and greatly reduce the + * number of iteratee executions. + * + * Chaining is supported in custom builds as long as the `_#value` method is + * directly or indirectly included in the build. + * + * In addition to lodash methods, wrappers have `Array` and `String` methods. + * + * The wrapper `Array` methods are: + * `concat`, `join`, `pop`, `push`, `reverse`, `shift`, `slice`, `sort`, + * `splice`, and `unshift` + * + * The wrapper `String` methods are: + * `replace` and `split` + * + * The wrapper methods that support shortcut fusion are: + * `compact`, `drop`, `dropRight`, `dropRightWhile`, `dropWhile`, `filter`, + * `first`, `initial`, `last`, `map`, `pluck`, `reject`, `rest`, `reverse`, + * `slice`, `take`, `takeRight`, `takeRightWhile`, `takeWhile`, `toArray`, + * and `where` + * + * The chainable wrapper methods are: + * `after`, `ary`, `assign`, `at`, `before`, `bind`, `bindAll`, `bindKey`, + * `callback`, `chain`, `chunk`, `commit`, `compact`, `concat`, `constant`, + * `countBy`, `create`, `curry`, `debounce`, `defaults`, `defaultsDeep`, + * `defer`, `delay`, `difference`, `drop`, `dropRight`, `dropRightWhile`, + * `dropWhile`, `fill`, `filter`, `flatten`, `flattenDeep`, `flow`, `flowRight`, + * `forEach`, `forEachRight`, `forIn`, `forInRight`, `forOwn`, `forOwnRight`, + * `functions`, `groupBy`, `indexBy`, `initial`, `intersection`, `invert`, + * `invoke`, `keys`, `keysIn`, `map`, `mapKeys`, `mapValues`, `matches`, + * `matchesProperty`, `memoize`, `merge`, `method`, `methodOf`, `mixin`, + * `modArgs`, `negate`, `omit`, `once`, `pairs`, `partial`, `partialRight`, + * `partition`, `pick`, `plant`, `pluck`, `property`, `propertyOf`, `pull`, + * `pullAt`, `push`, `range`, `rearg`, `reject`, `remove`, `rest`, `restParam`, + * `reverse`, `set`, `shuffle`, `slice`, `sort`, `sortBy`, `sortByAll`, + * `sortByOrder`, `splice`, `spread`, `take`, `takeRight`, `takeRightWhile`, + * `takeWhile`, `tap`, `throttle`, `thru`, `times`, `toArray`, `toPlainObject`, + * `transform`, `union`, `uniq`, `unshift`, `unzip`, `unzipWith`, `values`, + * `valuesIn`, `where`, `without`, `wrap`, `xor`, `zip`, `zipObject`, `zipWith` + * + * The wrapper methods that are **not** chainable by default are: + * `add`, `attempt`, `camelCase`, `capitalize`, `ceil`, `clone`, `cloneDeep`, + * `deburr`, `endsWith`, `escape`, `escapeRegExp`, `every`, `find`, `findIndex`, + * `findKey`, `findLast`, `findLastIndex`, `findLastKey`, `findWhere`, `first`, + * `floor`, `get`, `gt`, `gte`, `has`, `identity`, `includes`, `indexOf`, + * `inRange`, `isArguments`, `isArray`, `isBoolean`, `isDate`, `isElement`, + * `isEmpty`, `isEqual`, `isError`, `isFinite` `isFunction`, `isMatch`, + * `isNative`, `isNaN`, `isNull`, `isNumber`, `isObject`, `isPlainObject`, + * `isRegExp`, `isString`, `isUndefined`, `isTypedArray`, `join`, `kebabCase`, + * `last`, `lastIndexOf`, `lt`, `lte`, `max`, `min`, `noConflict`, `noop`, + * `now`, `pad`, `padLeft`, `padRight`, `parseInt`, `pop`, `random`, `reduce`, + * `reduceRight`, `repeat`, `result`, `round`, `runInContext`, `shift`, `size`, + * `snakeCase`, `some`, `sortedIndex`, `sortedLastIndex`, `startCase`, + * `startsWith`, `sum`, `template`, `trim`, `trimLeft`, `trimRight`, `trunc`, + * `unescape`, `uniqueId`, `value`, and `words` + * + * The wrapper method `sample` will return a wrapped value when `n` is provided, + * otherwise an unwrapped value is returned. + * + * @name _ + * @constructor + * @category Chain + * @param {*} value The value to wrap in a `lodash` instance. + * @returns {Object} Returns the new `lodash` wrapper instance. + * @example + * + * var wrapped = _([1, 2, 3]); + * + * // returns an unwrapped value + * wrapped.reduce(function(total, n) { + * return total + n; + * }); + * // => 6 + * + * // returns a wrapped value + * var squares = wrapped.map(function(n) { + * return n * n; + * }); + * + * _.isArray(squares); + * // => false + * + * _.isArray(squares.value()); + * // => true + */ + function lodash(value) { + if (isObjectLike(value) && !isArray(value) && !(value instanceof LazyWrapper)) { + if (value instanceof LodashWrapper) { + return value; + } + if (hasOwnProperty.call(value, '__chain__') && hasOwnProperty.call(value, '__wrapped__')) { + return wrapperClone(value); + } + } + return new LodashWrapper(value); + } + + /** + * The function whose prototype all chaining wrappers inherit from. + * + * @private + */ + function baseLodash() { + // No operation performed. + } + + /** + * The base constructor for creating `lodash` wrapper objects. + * + * @private + * @param {*} value The value to wrap. + * @param {boolean} [chainAll] Enable chaining for all wrapper methods. + * @param {Array} [actions=[]] Actions to peform to resolve the unwrapped value. + */ + function LodashWrapper(value, chainAll, actions) { + this.__wrapped__ = value; + this.__actions__ = actions || []; + this.__chain__ = !!chainAll; + } + + /** + * An object environment feature flags. + * + * @static + * @memberOf _ + * @type Object + */ + var support = lodash.support = {}; + + /** + * By default, the template delimiters used by lodash are like those in + * embedded Ruby (ERB). Change the following template settings to use + * alternative delimiters. + * + * @static + * @memberOf _ + * @type Object + */ + lodash.templateSettings = { + + /** + * Used to detect `data` property values to be HTML-escaped. + * + * @memberOf _.templateSettings + * @type RegExp + */ + 'escape': reEscape, + + /** + * Used to detect code to be evaluated. + * + * @memberOf _.templateSettings + * @type RegExp + */ + 'evaluate': reEvaluate, + + /** + * Used to detect `data` property values to inject. + * + * @memberOf _.templateSettings + * @type RegExp + */ + 'interpolate': reInterpolate, + + /** + * Used to reference the data object in the template text. + * + * @memberOf _.templateSettings + * @type string + */ + 'variable': '', + + /** + * Used to import variables into the compiled template. + * + * @memberOf _.templateSettings + * @type Object + */ + 'imports': { + + /** + * A reference to the `lodash` function. + * + * @memberOf _.templateSettings.imports + * @type Function + */ + '_': lodash + } + }; + + /*------------------------------------------------------------------------*/ + + /** + * Creates a lazy wrapper object which wraps `value` to enable lazy evaluation. + * + * @private + * @param {*} value The value to wrap. + */ + function LazyWrapper(value) { + this.__wrapped__ = value; + this.__actions__ = []; + this.__dir__ = 1; + this.__filtered__ = false; + this.__iteratees__ = []; + this.__takeCount__ = POSITIVE_INFINITY; + this.__views__ = []; + } + + /** + * Creates a clone of the lazy wrapper object. + * + * @private + * @name clone + * @memberOf LazyWrapper + * @returns {Object} Returns the cloned `LazyWrapper` object. + */ + function lazyClone() { + var result = new LazyWrapper(this.__wrapped__); + result.__actions__ = arrayCopy(this.__actions__); + result.__dir__ = this.__dir__; + result.__filtered__ = this.__filtered__; + result.__iteratees__ = arrayCopy(this.__iteratees__); + result.__takeCount__ = this.__takeCount__; + result.__views__ = arrayCopy(this.__views__); + return result; + } + + /** + * Reverses the direction of lazy iteration. + * + * @private + * @name reverse + * @memberOf LazyWrapper + * @returns {Object} Returns the new reversed `LazyWrapper` object. + */ + function lazyReverse() { + if (this.__filtered__) { + var result = new LazyWrapper(this); + result.__dir__ = -1; + result.__filtered__ = true; + } else { + result = this.clone(); + result.__dir__ *= -1; + } + return result; + } + + /** + * Extracts the unwrapped value from its lazy wrapper. + * + * @private + * @name value + * @memberOf LazyWrapper + * @returns {*} Returns the unwrapped value. + */ + function lazyValue() { + var array = this.__wrapped__.value(), + dir = this.__dir__, + isArr = isArray(array), + isRight = dir < 0, + arrLength = isArr ? array.length : 0, + view = getView(0, arrLength, this.__views__), + start = view.start, + end = view.end, + length = end - start, + index = isRight ? end : (start - 1), + iteratees = this.__iteratees__, + iterLength = iteratees.length, + resIndex = 0, + takeCount = nativeMin(length, this.__takeCount__); + + if (!isArr || arrLength < LARGE_ARRAY_SIZE || (arrLength == length && takeCount == length)) { + return baseWrapperValue((isRight && isArr) ? array.reverse() : array, this.__actions__); + } + var result = []; + + outer: + while (length-- && resIndex < takeCount) { + index += dir; + + var iterIndex = -1, + value = array[index]; + + while (++iterIndex < iterLength) { + var data = iteratees[iterIndex], + iteratee = data.iteratee, + type = data.type, + computed = iteratee(value); + + if (type == LAZY_MAP_FLAG) { + value = computed; + } else if (!computed) { + if (type == LAZY_FILTER_FLAG) { + continue outer; + } else { + break outer; + } + } + } + result[resIndex++] = value; + } + return result; + } + + /*------------------------------------------------------------------------*/ + + /** + * Creates a cache object to store key/value pairs. + * + * @private + * @static + * @name Cache + * @memberOf _.memoize + */ + function MapCache() { + this.__data__ = {}; + } + + /** + * Removes `key` and its value from the cache. + * + * @private + * @name delete + * @memberOf _.memoize.Cache + * @param {string} key The key of the value to remove. + * @returns {boolean} Returns `true` if the entry was removed successfully, else `false`. + */ + function mapDelete(key) { + return this.has(key) && delete this.__data__[key]; + } + + /** + * Gets the cached value for `key`. + * + * @private + * @name get + * @memberOf _.memoize.Cache + * @param {string} key The key of the value to get. + * @returns {*} Returns the cached value. + */ + function mapGet(key) { + return key == '__proto__' ? undefined : this.__data__[key]; + } + + /** + * Checks if a cached value for `key` exists. + * + * @private + * @name has + * @memberOf _.memoize.Cache + * @param {string} key The key of the entry to check. + * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. + */ + function mapHas(key) { + return key != '__proto__' && hasOwnProperty.call(this.__data__, key); + } + + /** + * Sets `value` to `key` of the cache. + * + * @private + * @name set + * @memberOf _.memoize.Cache + * @param {string} key The key of the value to cache. + * @param {*} value The value to cache. + * @returns {Object} Returns the cache object. + */ + function mapSet(key, value) { + if (key != '__proto__') { + this.__data__[key] = value; + } + return this; + } + + /*------------------------------------------------------------------------*/ + + /** + * + * Creates a cache object to store unique values. + * + * @private + * @param {Array} [values] The values to cache. + */ + function SetCache(values) { + var length = values ? values.length : 0; + + this.data = { 'hash': nativeCreate(null), 'set': new Set }; + while (length--) { + this.push(values[length]); + } + } + + /** + * Checks if `value` is in `cache` mimicking the return signature of + * `_.indexOf` by returning `0` if the value is found, else `-1`. + * + * @private + * @param {Object} cache The cache to search. + * @param {*} value The value to search for. + * @returns {number} Returns `0` if `value` is found, else `-1`. + */ + function cacheIndexOf(cache, value) { + var data = cache.data, + result = (typeof value == 'string' || isObject(value)) ? data.set.has(value) : data.hash[value]; + + return result ? 0 : -1; + } + + /** + * Adds `value` to the cache. + * + * @private + * @name push + * @memberOf SetCache + * @param {*} value The value to cache. + */ + function cachePush(value) { + var data = this.data; + if (typeof value == 'string' || isObject(value)) { + data.set.add(value); + } else { + data.hash[value] = true; + } + } + + /*------------------------------------------------------------------------*/ + + /** + * Creates a new array joining `array` with `other`. + * + * @private + * @param {Array} array The array to join. + * @param {Array} other The other array to join. + * @returns {Array} Returns the new concatenated array. + */ + function arrayConcat(array, other) { + var index = -1, + length = array.length, + othIndex = -1, + othLength = other.length, + result = Array(length + othLength); + + while (++index < length) { + result[index] = array[index]; + } + while (++othIndex < othLength) { + result[index++] = other[othIndex]; + } + return result; + } + + /** + * Copies the values of `source` to `array`. + * + * @private + * @param {Array} source The array to copy values from. + * @param {Array} [array=[]] The array to copy values to. + * @returns {Array} Returns `array`. + */ + function arrayCopy(source, array) { + var index = -1, + length = source.length; + + array || (array = Array(length)); + while (++index < length) { + array[index] = source[index]; + } + return array; + } + + /** + * A specialized version of `_.forEach` for arrays without support for callback + * shorthands and `this` binding. + * + * @private + * @param {Array} array The array to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array} Returns `array`. + */ + function arrayEach(array, iteratee) { + var index = -1, + length = array.length; + + while (++index < length) { + if (iteratee(array[index], index, array) === false) { + break; + } + } + return array; + } + + /** + * A specialized version of `_.forEachRight` for arrays without support for + * callback shorthands and `this` binding. + * + * @private + * @param {Array} array The array to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array} Returns `array`. + */ + function arrayEachRight(array, iteratee) { + var length = array.length; + + while (length--) { + if (iteratee(array[length], length, array) === false) { + break; + } + } + return array; + } + + /** + * A specialized version of `_.every` for arrays without support for callback + * shorthands and `this` binding. + * + * @private + * @param {Array} array The array to iterate over. + * @param {Function} predicate The function invoked per iteration. + * @returns {boolean} Returns `true` if all elements pass the predicate check, + * else `false`. + */ + function arrayEvery(array, predicate) { + var index = -1, + length = array.length; + + while (++index < length) { + if (!predicate(array[index], index, array)) { + return false; + } + } + return true; + } + + /** + * A specialized version of `baseExtremum` for arrays which invokes `iteratee` + * with one argument: (value). + * + * @private + * @param {Array} array The array to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @param {Function} comparator The function used to compare values. + * @param {*} exValue The initial extremum value. + * @returns {*} Returns the extremum value. + */ + function arrayExtremum(array, iteratee, comparator, exValue) { + var index = -1, + length = array.length, + computed = exValue, + result = computed; + + while (++index < length) { + var value = array[index], + current = +iteratee(value); + + if (comparator(current, computed)) { + computed = current; + result = value; + } + } + return result; + } + + /** + * A specialized version of `_.filter` for arrays without support for callback + * shorthands and `this` binding. + * + * @private + * @param {Array} array The array to iterate over. + * @param {Function} predicate The function invoked per iteration. + * @returns {Array} Returns the new filtered array. + */ + function arrayFilter(array, predicate) { + var index = -1, + length = array.length, + resIndex = -1, + result = []; + + while (++index < length) { + var value = array[index]; + if (predicate(value, index, array)) { + result[++resIndex] = value; + } + } + return result; + } + + /** + * A specialized version of `_.map` for arrays without support for callback + * shorthands and `this` binding. + * + * @private + * @param {Array} array The array to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array} Returns the new mapped array. + */ + function arrayMap(array, iteratee) { + var index = -1, + length = array.length, + result = Array(length); + + while (++index < length) { + result[index] = iteratee(array[index], index, array); + } + return result; + } + + /** + * Appends the elements of `values` to `array`. + * + * @private + * @param {Array} array The array to modify. + * @param {Array} values The values to append. + * @returns {Array} Returns `array`. + */ + function arrayPush(array, values) { + var index = -1, + length = values.length, + offset = array.length; + + while (++index < length) { + array[offset + index] = values[index]; + } + return array; + } + + /** + * A specialized version of `_.reduce` for arrays without support for callback + * shorthands and `this` binding. + * + * @private + * @param {Array} array The array to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @param {*} [accumulator] The initial value. + * @param {boolean} [initFromArray] Specify using the first element of `array` + * as the initial value. + * @returns {*} Returns the accumulated value. + */ + function arrayReduce(array, iteratee, accumulator, initFromArray) { + var index = -1, + length = array.length; + + if (initFromArray && length) { + accumulator = array[++index]; + } + while (++index < length) { + accumulator = iteratee(accumulator, array[index], index, array); + } + return accumulator; + } + + /** + * A specialized version of `_.reduceRight` for arrays without support for + * callback shorthands and `this` binding. + * + * @private + * @param {Array} array The array to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @param {*} [accumulator] The initial value. + * @param {boolean} [initFromArray] Specify using the last element of `array` + * as the initial value. + * @returns {*} Returns the accumulated value. + */ + function arrayReduceRight(array, iteratee, accumulator, initFromArray) { + var length = array.length; + if (initFromArray && length) { + accumulator = array[--length]; + } + while (length--) { + accumulator = iteratee(accumulator, array[length], length, array); + } + return accumulator; + } + + /** + * A specialized version of `_.some` for arrays without support for callback + * shorthands and `this` binding. + * + * @private + * @param {Array} array The array to iterate over. + * @param {Function} predicate The function invoked per iteration. + * @returns {boolean} Returns `true` if any element passes the predicate check, + * else `false`. + */ + function arraySome(array, predicate) { + var index = -1, + length = array.length; + + while (++index < length) { + if (predicate(array[index], index, array)) { + return true; + } + } + return false; + } + + /** + * A specialized version of `_.sum` for arrays without support for callback + * shorthands and `this` binding.. + * + * @private + * @param {Array} array The array to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @returns {number} Returns the sum. + */ + function arraySum(array, iteratee) { + var length = array.length, + result = 0; + + while (length--) { + result += +iteratee(array[length]) || 0; + } + return result; + } + + /** + * Used by `_.defaults` to customize its `_.assign` use. + * + * @private + * @param {*} objectValue The destination object property value. + * @param {*} sourceValue The source object property value. + * @returns {*} Returns the value to assign to the destination object. + */ + function assignDefaults(objectValue, sourceValue) { + return objectValue === undefined ? sourceValue : objectValue; + } + + /** + * Used by `_.template` to customize its `_.assign` use. + * + * **Note:** This function is like `assignDefaults` except that it ignores + * inherited property values when checking if a property is `undefined`. + * + * @private + * @param {*} objectValue The destination object property value. + * @param {*} sourceValue The source object property value. + * @param {string} key The key associated with the object and source values. + * @param {Object} object The destination object. + * @returns {*} Returns the value to assign to the destination object. + */ + function assignOwnDefaults(objectValue, sourceValue, key, object) { + return (objectValue === undefined || !hasOwnProperty.call(object, key)) + ? sourceValue + : objectValue; + } + + /** + * A specialized version of `_.assign` for customizing assigned values without + * support for argument juggling, multiple sources, and `this` binding `customizer` + * functions. + * + * @private + * @param {Object} object The destination object. + * @param {Object} source The source object. + * @param {Function} customizer The function to customize assigned values. + * @returns {Object} Returns `object`. + */ + function assignWith(object, source, customizer) { + var index = -1, + props = keys(source), + length = props.length; + + while (++index < length) { + var key = props[index], + value = object[key], + result = customizer(value, source[key], key, object, source); + + if ((result === result ? (result !== value) : (value === value)) || + (value === undefined && !(key in object))) { + object[key] = result; + } + } + return object; + } + + /** + * The base implementation of `_.assign` without support for argument juggling, + * multiple sources, and `customizer` functions. + * + * @private + * @param {Object} object The destination object. + * @param {Object} source The source object. + * @returns {Object} Returns `object`. + */ + function baseAssign(object, source) { + return source == null + ? object + : baseCopy(source, keys(source), object); + } + + /** + * The base implementation of `_.at` without support for string collections + * and individual key arguments. + * + * @private + * @param {Array|Object} collection The collection to iterate over. + * @param {number[]|string[]} props The property names or indexes of elements to pick. + * @returns {Array} Returns the new array of picked elements. + */ + function baseAt(collection, props) { + var index = -1, + isNil = collection == null, + isArr = !isNil && isArrayLike(collection), + length = isArr ? collection.length : 0, + propsLength = props.length, + result = Array(propsLength); + + while(++index < propsLength) { + var key = props[index]; + if (isArr) { + result[index] = isIndex(key, length) ? collection[key] : undefined; + } else { + result[index] = isNil ? undefined : collection[key]; + } + } + return result; + } + + /** + * Copies properties of `source` to `object`. + * + * @private + * @param {Object} source The object to copy properties from. + * @param {Array} props The property names to copy. + * @param {Object} [object={}] The object to copy properties to. + * @returns {Object} Returns `object`. + */ + function baseCopy(source, props, object) { + object || (object = {}); + + var index = -1, + length = props.length; + + while (++index < length) { + var key = props[index]; + object[key] = source[key]; + } + return object; + } + + /** + * The base implementation of `_.callback` which supports specifying the + * number of arguments to provide to `func`. + * + * @private + * @param {*} [func=_.identity] The value to convert to a callback. + * @param {*} [thisArg] The `this` binding of `func`. + * @param {number} [argCount] The number of arguments to provide to `func`. + * @returns {Function} Returns the callback. + */ + function baseCallback(func, thisArg, argCount) { + var type = typeof func; + if (type == 'function') { + return thisArg === undefined + ? func + : bindCallback(func, thisArg, argCount); + } + if (func == null) { + return identity; + } + if (type == 'object') { + return baseMatches(func); + } + return thisArg === undefined + ? property(func) + : baseMatchesProperty(func, thisArg); + } + + /** + * The base implementation of `_.clone` without support for argument juggling + * and `this` binding `customizer` functions. + * + * @private + * @param {*} value The value to clone. + * @param {boolean} [isDeep] Specify a deep clone. + * @param {Function} [customizer] The function to customize cloning values. + * @param {string} [key] The key of `value`. + * @param {Object} [object] The object `value` belongs to. + * @param {Array} [stackA=[]] Tracks traversed source objects. + * @param {Array} [stackB=[]] Associates clones with source counterparts. + * @returns {*} Returns the cloned value. + */ + function baseClone(value, isDeep, customizer, key, object, stackA, stackB) { + var result; + if (customizer) { + result = object ? customizer(value, key, object) : customizer(value); + } + if (result !== undefined) { + return result; + } + if (!isObject(value)) { + return value; + } + var isArr = isArray(value); + if (isArr) { + result = initCloneArray(value); + if (!isDeep) { + return arrayCopy(value, result); + } + } else { + var tag = objToString.call(value), + isFunc = tag == funcTag; + + if (tag == objectTag || tag == argsTag || (isFunc && !object)) { + result = initCloneObject(isFunc ? {} : value); + if (!isDeep) { + return baseAssign(result, value); + } + } else { + return cloneableTags[tag] + ? initCloneByTag(value, tag, isDeep) + : (object ? value : {}); + } + } + // Check for circular references and return its corresponding clone. + stackA || (stackA = []); + stackB || (stackB = []); + + var length = stackA.length; + while (length--) { + if (stackA[length] == value) { + return stackB[length]; + } + } + // Add the source value to the stack of traversed objects and associate it with its clone. + stackA.push(value); + stackB.push(result); + + // Recursively populate clone (susceptible to call stack limits). + (isArr ? arrayEach : baseForOwn)(value, function(subValue, key) { + result[key] = baseClone(subValue, isDeep, customizer, key, value, stackA, stackB); + }); + return result; + } + + /** + * The base implementation of `_.create` without support for assigning + * properties to the created object. + * + * @private + * @param {Object} prototype The object to inherit from. + * @returns {Object} Returns the new object. + */ + var baseCreate = (function() { + function object() {} + return function(prototype) { + if (isObject(prototype)) { + object.prototype = prototype; + var result = new object; + object.prototype = undefined; + } + return result || {}; + }; + }()); + + /** + * The base implementation of `_.delay` and `_.defer` which accepts an index + * of where to slice the arguments to provide to `func`. + * + * @private + * @param {Function} func The function to delay. + * @param {number} wait The number of milliseconds to delay invocation. + * @param {Object} args The arguments provide to `func`. + * @returns {number} Returns the timer id. + */ + function baseDelay(func, wait, args) { + if (typeof func != 'function') { + throw new TypeError(FUNC_ERROR_TEXT); + } + return setTimeout(function() { func.apply(undefined, args); }, wait); + } + + /** + * The base implementation of `_.difference` which accepts a single array + * of values to exclude. + * + * @private + * @param {Array} array The array to inspect. + * @param {Array} values The values to exclude. + * @returns {Array} Returns the new array of filtered values. + */ + function baseDifference(array, values) { + var length = array ? array.length : 0, + result = []; + + if (!length) { + return result; + } + var index = -1, + indexOf = getIndexOf(), + isCommon = indexOf == baseIndexOf, + cache = (isCommon && values.length >= LARGE_ARRAY_SIZE) ? createCache(values) : null, + valuesLength = values.length; + + if (cache) { + indexOf = cacheIndexOf; + isCommon = false; + values = cache; + } + outer: + while (++index < length) { + var value = array[index]; + + if (isCommon && value === value) { + var valuesIndex = valuesLength; + while (valuesIndex--) { + if (values[valuesIndex] === value) { + continue outer; + } + } + result.push(value); + } + else if (indexOf(values, value, 0) < 0) { + result.push(value); + } + } + return result; + } + + /** + * The base implementation of `_.forEach` without support for callback + * shorthands and `this` binding. + * + * @private + * @param {Array|Object|string} collection The collection to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array|Object|string} Returns `collection`. + */ + var baseEach = createBaseEach(baseForOwn); + + /** + * The base implementation of `_.forEachRight` without support for callback + * shorthands and `this` binding. + * + * @private + * @param {Array|Object|string} collection The collection to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array|Object|string} Returns `collection`. + */ + var baseEachRight = createBaseEach(baseForOwnRight, true); + + /** + * The base implementation of `_.every` without support for callback + * shorthands and `this` binding. + * + * @private + * @param {Array|Object|string} collection The collection to iterate over. + * @param {Function} predicate The function invoked per iteration. + * @returns {boolean} Returns `true` if all elements pass the predicate check, + * else `false` + */ + function baseEvery(collection, predicate) { + var result = true; + baseEach(collection, function(value, index, collection) { + result = !!predicate(value, index, collection); + return result; + }); + return result; + } + + /** + * Gets the extremum value of `collection` invoking `iteratee` for each value + * in `collection` to generate the criterion by which the value is ranked. + * The `iteratee` is invoked with three arguments: (value, index|key, collection). + * + * @private + * @param {Array|Object|string} collection The collection to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @param {Function} comparator The function used to compare values. + * @param {*} exValue The initial extremum value. + * @returns {*} Returns the extremum value. + */ + function baseExtremum(collection, iteratee, comparator, exValue) { + var computed = exValue, + result = computed; + + baseEach(collection, function(value, index, collection) { + var current = +iteratee(value, index, collection); + if (comparator(current, computed) || (current === exValue && current === result)) { + computed = current; + result = value; + } + }); + return result; + } + + /** + * The base implementation of `_.fill` without an iteratee call guard. + * + * @private + * @param {Array} array The array to fill. + * @param {*} value The value to fill `array` with. + * @param {number} [start=0] The start position. + * @param {number} [end=array.length] The end position. + * @returns {Array} Returns `array`. + */ + function baseFill(array, value, start, end) { + var length = array.length; + + start = start == null ? 0 : (+start || 0); + if (start < 0) { + start = -start > length ? 0 : (length + start); + } + end = (end === undefined || end > length) ? length : (+end || 0); + if (end < 0) { + end += length; + } + length = start > end ? 0 : (end >>> 0); + start >>>= 0; + + while (start < length) { + array[start++] = value; + } + return array; + } + + /** + * The base implementation of `_.filter` without support for callback + * shorthands and `this` binding. + * + * @private + * @param {Array|Object|string} collection The collection to iterate over. + * @param {Function} predicate The function invoked per iteration. + * @returns {Array} Returns the new filtered array. + */ + function baseFilter(collection, predicate) { + var result = []; + baseEach(collection, function(value, index, collection) { + if (predicate(value, index, collection)) { + result.push(value); + } + }); + return result; + } + + /** + * The base implementation of `_.find`, `_.findLast`, `_.findKey`, and `_.findLastKey`, + * without support for callback shorthands and `this` binding, which iterates + * over `collection` using the provided `eachFunc`. + * + * @private + * @param {Array|Object|string} collection The collection to search. + * @param {Function} predicate The function invoked per iteration. + * @param {Function} eachFunc The function to iterate over `collection`. + * @param {boolean} [retKey] Specify returning the key of the found element + * instead of the element itself. + * @returns {*} Returns the found element or its key, else `undefined`. + */ + function baseFind(collection, predicate, eachFunc, retKey) { + var result; + eachFunc(collection, function(value, key, collection) { + if (predicate(value, key, collection)) { + result = retKey ? key : value; + return false; + } + }); + return result; + } + + /** + * The base implementation of `_.flatten` with added support for restricting + * flattening and specifying the start index. + * + * @private + * @param {Array} array The array to flatten. + * @param {boolean} [isDeep] Specify a deep flatten. + * @param {boolean} [isStrict] Restrict flattening to arrays-like objects. + * @param {Array} [result=[]] The initial result value. + * @returns {Array} Returns the new flattened array. + */ + function baseFlatten(array, isDeep, isStrict, result) { + result || (result = []); + + var index = -1, + length = array.length; + + while (++index < length) { + var value = array[index]; + if (isObjectLike(value) && isArrayLike(value) && + (isStrict || isArray(value) || isArguments(value))) { + if (isDeep) { + // Recursively flatten arrays (susceptible to call stack limits). + baseFlatten(value, isDeep, isStrict, result); + } else { + arrayPush(result, value); + } + } else if (!isStrict) { + result[result.length] = value; + } + } + return result; + } + + /** + * The base implementation of `baseForIn` and `baseForOwn` which iterates + * over `object` properties returned by `keysFunc` invoking `iteratee` for + * each property. Iteratee functions may exit iteration early by explicitly + * returning `false`. + * + * @private + * @param {Object} object The object to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @param {Function} keysFunc The function to get the keys of `object`. + * @returns {Object} Returns `object`. + */ + var baseFor = createBaseFor(); + + /** + * This function is like `baseFor` except that it iterates over properties + * in the opposite order. + * + * @private + * @param {Object} object The object to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @param {Function} keysFunc The function to get the keys of `object`. + * @returns {Object} Returns `object`. + */ + var baseForRight = createBaseFor(true); + + /** + * The base implementation of `_.forIn` without support for callback + * shorthands and `this` binding. + * + * @private + * @param {Object} object The object to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Object} Returns `object`. + */ + function baseForIn(object, iteratee) { + return baseFor(object, iteratee, keysIn); + } + + /** + * The base implementation of `_.forOwn` without support for callback + * shorthands and `this` binding. + * + * @private + * @param {Object} object The object to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Object} Returns `object`. + */ + function baseForOwn(object, iteratee) { + return baseFor(object, iteratee, keys); + } + + /** + * The base implementation of `_.forOwnRight` without support for callback + * shorthands and `this` binding. + * + * @private + * @param {Object} object The object to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Object} Returns `object`. + */ + function baseForOwnRight(object, iteratee) { + return baseForRight(object, iteratee, keys); + } + + /** + * The base implementation of `_.functions` which creates an array of + * `object` function property names filtered from those provided. + * + * @private + * @param {Object} object The object to inspect. + * @param {Array} props The property names to filter. + * @returns {Array} Returns the new array of filtered property names. + */ + function baseFunctions(object, props) { + var index = -1, + length = props.length, + resIndex = -1, + result = []; + + while (++index < length) { + var key = props[index]; + if (isFunction(object[key])) { + result[++resIndex] = key; + } + } + return result; + } + + /** + * The base implementation of `get` without support for string paths + * and default values. + * + * @private + * @param {Object} object The object to query. + * @param {Array} path The path of the property to get. + * @param {string} [pathKey] The key representation of path. + * @returns {*} Returns the resolved value. + */ + function baseGet(object, path, pathKey) { + if (object == null) { + return; + } + if (pathKey !== undefined && pathKey in toObject(object)) { + path = [pathKey]; + } + var index = 0, + length = path.length; + + while (object != null && index < length) { + object = object[path[index++]]; + } + return (index && index == length) ? object : undefined; + } + + /** + * The base implementation of `_.isEqual` without support for `this` binding + * `customizer` functions. + * + * @private + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @param {Function} [customizer] The function to customize comparing values. + * @param {boolean} [isLoose] Specify performing partial comparisons. + * @param {Array} [stackA] Tracks traversed `value` objects. + * @param {Array} [stackB] Tracks traversed `other` objects. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + */ + function baseIsEqual(value, other, customizer, isLoose, stackA, stackB) { + if (value === other) { + return true; + } + if (value == null || other == null || (!isObject(value) && !isObjectLike(other))) { + return value !== value && other !== other; + } + return baseIsEqualDeep(value, other, baseIsEqual, customizer, isLoose, stackA, stackB); + } + + /** + * A specialized version of `baseIsEqual` for arrays and objects which performs + * deep comparisons and tracks traversed objects enabling objects with circular + * references to be compared. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} [customizer] The function to customize comparing objects. + * @param {boolean} [isLoose] Specify performing partial comparisons. + * @param {Array} [stackA=[]] Tracks traversed `value` objects. + * @param {Array} [stackB=[]] Tracks traversed `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ + function baseIsEqualDeep(object, other, equalFunc, customizer, isLoose, stackA, stackB) { + var objIsArr = isArray(object), + othIsArr = isArray(other), + objTag = arrayTag, + othTag = arrayTag; + + if (!objIsArr) { + objTag = objToString.call(object); + if (objTag == argsTag) { + objTag = objectTag; + } else if (objTag != objectTag) { + objIsArr = isTypedArray(object); + } + } + if (!othIsArr) { + othTag = objToString.call(other); + if (othTag == argsTag) { + othTag = objectTag; + } else if (othTag != objectTag) { + othIsArr = isTypedArray(other); + } + } + var objIsObj = objTag == objectTag, + othIsObj = othTag == objectTag, + isSameTag = objTag == othTag; + + if (isSameTag && !(objIsArr || objIsObj)) { + return equalByTag(object, other, objTag); + } + if (!isLoose) { + var objIsWrapped = objIsObj && hasOwnProperty.call(object, '__wrapped__'), + othIsWrapped = othIsObj && hasOwnProperty.call(other, '__wrapped__'); + + if (objIsWrapped || othIsWrapped) { + return equalFunc(objIsWrapped ? object.value() : object, othIsWrapped ? other.value() : other, customizer, isLoose, stackA, stackB); + } + } + if (!isSameTag) { + return false; + } + // Assume cyclic values are equal. + // For more information on detecting circular references see https://es5.github.io/#JO. + stackA || (stackA = []); + stackB || (stackB = []); + + var length = stackA.length; + while (length--) { + if (stackA[length] == object) { + return stackB[length] == other; + } + } + // Add `object` and `other` to the stack of traversed objects. + stackA.push(object); + stackB.push(other); + + var result = (objIsArr ? equalArrays : equalObjects)(object, other, equalFunc, customizer, isLoose, stackA, stackB); + + stackA.pop(); + stackB.pop(); + + return result; + } + + /** + * The base implementation of `_.isMatch` without support for callback + * shorthands and `this` binding. + * + * @private + * @param {Object} object The object to inspect. + * @param {Array} matchData The propery names, values, and compare flags to match. + * @param {Function} [customizer] The function to customize comparing objects. + * @returns {boolean} Returns `true` if `object` is a match, else `false`. + */ + function baseIsMatch(object, matchData, customizer) { + var index = matchData.length, + length = index, + noCustomizer = !customizer; + + if (object == null) { + return !length; + } + object = toObject(object); + while (index--) { + var data = matchData[index]; + if ((noCustomizer && data[2]) + ? data[1] !== object[data[0]] + : !(data[0] in object) + ) { + return false; + } + } + while (++index < length) { + data = matchData[index]; + var key = data[0], + objValue = object[key], + srcValue = data[1]; + + if (noCustomizer && data[2]) { + if (objValue === undefined && !(key in object)) { + return false; + } + } else { + var result = customizer ? customizer(objValue, srcValue, key) : undefined; + if (!(result === undefined ? baseIsEqual(srcValue, objValue, customizer, true) : result)) { + return false; + } + } + } + return true; + } + + /** + * The base implementation of `_.map` without support for callback shorthands + * and `this` binding. + * + * @private + * @param {Array|Object|string} collection The collection to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @returns {Array} Returns the new mapped array. + */ + function baseMap(collection, iteratee) { + var index = -1, + result = isArrayLike(collection) ? Array(collection.length) : []; + + baseEach(collection, function(value, key, collection) { + result[++index] = iteratee(value, key, collection); + }); + return result; + } + + /** + * The base implementation of `_.matches` which does not clone `source`. + * + * @private + * @param {Object} source The object of property values to match. + * @returns {Function} Returns the new function. + */ + function baseMatches(source) { + var matchData = getMatchData(source); + if (matchData.length == 1 && matchData[0][2]) { + var key = matchData[0][0], + value = matchData[0][1]; + + return function(object) { + if (object == null) { + return false; + } + return object[key] === value && (value !== undefined || (key in toObject(object))); + }; + } + return function(object) { + return baseIsMatch(object, matchData); + }; + } + + /** + * The base implementation of `_.matchesProperty` which does not clone `srcValue`. + * + * @private + * @param {string} path The path of the property to get. + * @param {*} srcValue The value to compare. + * @returns {Function} Returns the new function. + */ + function baseMatchesProperty(path, srcValue) { + var isArr = isArray(path), + isCommon = isKey(path) && isStrictComparable(srcValue), + pathKey = (path + ''); + + path = toPath(path); + return function(object) { + if (object == null) { + return false; + } + var key = pathKey; + object = toObject(object); + if ((isArr || !isCommon) && !(key in object)) { + object = path.length == 1 ? object : baseGet(object, baseSlice(path, 0, -1)); + if (object == null) { + return false; + } + key = last(path); + object = toObject(object); + } + return object[key] === srcValue + ? (srcValue !== undefined || (key in object)) + : baseIsEqual(srcValue, object[key], undefined, true); + }; + } + + /** + * The base implementation of `_.merge` without support for argument juggling, + * multiple sources, and `this` binding `customizer` functions. + * + * @private + * @param {Object} object The destination object. + * @param {Object} source The source object. + * @param {Function} [customizer] The function to customize merged values. + * @param {Array} [stackA=[]] Tracks traversed source objects. + * @param {Array} [stackB=[]] Associates values with source counterparts. + * @returns {Object} Returns `object`. + */ + function baseMerge(object, source, customizer, stackA, stackB) { + if (!isObject(object)) { + return object; + } + var isSrcArr = isArrayLike(source) && (isArray(source) || isTypedArray(source)), + props = isSrcArr ? undefined : keys(source); + + arrayEach(props || source, function(srcValue, key) { + if (props) { + key = srcValue; + srcValue = source[key]; + } + if (isObjectLike(srcValue)) { + stackA || (stackA = []); + stackB || (stackB = []); + baseMergeDeep(object, source, key, baseMerge, customizer, stackA, stackB); + } + else { + var value = object[key], + result = customizer ? customizer(value, srcValue, key, object, source) : undefined, + isCommon = result === undefined; + + if (isCommon) { + result = srcValue; + } + if ((result !== undefined || (isSrcArr && !(key in object))) && + (isCommon || (result === result ? (result !== value) : (value === value)))) { + object[key] = result; + } + } + }); + return object; + } + + /** + * A specialized version of `baseMerge` for arrays and objects which performs + * deep merges and tracks traversed objects enabling objects with circular + * references to be merged. + * + * @private + * @param {Object} object The destination object. + * @param {Object} source The source object. + * @param {string} key The key of the value to merge. + * @param {Function} mergeFunc The function to merge values. + * @param {Function} [customizer] The function to customize merged values. + * @param {Array} [stackA=[]] Tracks traversed source objects. + * @param {Array} [stackB=[]] Associates values with source counterparts. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ + function baseMergeDeep(object, source, key, mergeFunc, customizer, stackA, stackB) { + var length = stackA.length, + srcValue = source[key]; + + while (length--) { + if (stackA[length] == srcValue) { + object[key] = stackB[length]; + return; + } + } + var value = object[key], + result = customizer ? customizer(value, srcValue, key, object, source) : undefined, + isCommon = result === undefined; + + if (isCommon) { + result = srcValue; + if (isArrayLike(srcValue) && (isArray(srcValue) || isTypedArray(srcValue))) { + result = isArray(value) + ? value + : (isArrayLike(value) ? arrayCopy(value) : []); + } + else if (isPlainObject(srcValue) || isArguments(srcValue)) { + result = isArguments(value) + ? toPlainObject(value) + : (isPlainObject(value) ? value : {}); + } + else { + isCommon = false; + } + } + // Add the source value to the stack of traversed objects and associate + // it with its merged value. + stackA.push(srcValue); + stackB.push(result); + + if (isCommon) { + // Recursively merge objects and arrays (susceptible to call stack limits). + object[key] = mergeFunc(result, srcValue, customizer, stackA, stackB); + } else if (result === result ? (result !== value) : (value === value)) { + object[key] = result; + } + } + + /** + * The base implementation of `_.property` without support for deep paths. + * + * @private + * @param {string} key The key of the property to get. + * @returns {Function} Returns the new function. + */ + function baseProperty(key) { + return function(object) { + return object == null ? undefined : object[key]; + }; + } + + /** + * A specialized version of `baseProperty` which supports deep paths. + * + * @private + * @param {Array|string} path The path of the property to get. + * @returns {Function} Returns the new function. + */ + function basePropertyDeep(path) { + var pathKey = (path + ''); + path = toPath(path); + return function(object) { + return baseGet(object, path, pathKey); + }; + } + + /** + * The base implementation of `_.pullAt` without support for individual + * index arguments and capturing the removed elements. + * + * @private + * @param {Array} array The array to modify. + * @param {number[]} indexes The indexes of elements to remove. + * @returns {Array} Returns `array`. + */ + function basePullAt(array, indexes) { + var length = array ? indexes.length : 0; + while (length--) { + var index = indexes[length]; + if (index != previous && isIndex(index)) { + var previous = index; + splice.call(array, index, 1); + } + } + return array; + } + + /** + * The base implementation of `_.random` without support for argument juggling + * and returning floating-point numbers. + * + * @private + * @param {number} min The minimum possible value. + * @param {number} max The maximum possible value. + * @returns {number} Returns the random number. + */ + function baseRandom(min, max) { + return min + nativeFloor(nativeRandom() * (max - min + 1)); + } + + /** + * The base implementation of `_.reduce` and `_.reduceRight` without support + * for callback shorthands and `this` binding, which iterates over `collection` + * using the provided `eachFunc`. + * + * @private + * @param {Array|Object|string} collection The collection to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @param {*} accumulator The initial value. + * @param {boolean} initFromCollection Specify using the first or last element + * of `collection` as the initial value. + * @param {Function} eachFunc The function to iterate over `collection`. + * @returns {*} Returns the accumulated value. + */ + function baseReduce(collection, iteratee, accumulator, initFromCollection, eachFunc) { + eachFunc(collection, function(value, index, collection) { + accumulator = initFromCollection + ? (initFromCollection = false, value) + : iteratee(accumulator, value, index, collection); + }); + return accumulator; + } + + /** + * The base implementation of `setData` without support for hot loop detection. + * + * @private + * @param {Function} func The function to associate metadata with. + * @param {*} data The metadata. + * @returns {Function} Returns `func`. + */ + var baseSetData = !metaMap ? identity : function(func, data) { + metaMap.set(func, data); + return func; + }; + + /** + * The base implementation of `_.slice` without an iteratee call guard. + * + * @private + * @param {Array} array The array to slice. + * @param {number} [start=0] The start position. + * @param {number} [end=array.length] The end position. + * @returns {Array} Returns the slice of `array`. + */ + function baseSlice(array, start, end) { + var index = -1, + length = array.length; + + start = start == null ? 0 : (+start || 0); + if (start < 0) { + start = -start > length ? 0 : (length + start); + } + end = (end === undefined || end > length) ? length : (+end || 0); + if (end < 0) { + end += length; + } + length = start > end ? 0 : ((end - start) >>> 0); + start >>>= 0; + + var result = Array(length); + while (++index < length) { + result[index] = array[index + start]; + } + return result; + } + + /** + * The base implementation of `_.some` without support for callback shorthands + * and `this` binding. + * + * @private + * @param {Array|Object|string} collection The collection to iterate over. + * @param {Function} predicate The function invoked per iteration. + * @returns {boolean} Returns `true` if any element passes the predicate check, + * else `false`. + */ + function baseSome(collection, predicate) { + var result; + + baseEach(collection, function(value, index, collection) { + result = predicate(value, index, collection); + return !result; + }); + return !!result; + } + + /** + * The base implementation of `_.sortBy` which uses `comparer` to define + * the sort order of `array` and replaces criteria objects with their + * corresponding values. + * + * @private + * @param {Array} array The array to sort. + * @param {Function} comparer The function to define sort order. + * @returns {Array} Returns `array`. + */ + function baseSortBy(array, comparer) { + var length = array.length; + + array.sort(comparer); + while (length--) { + array[length] = array[length].value; + } + return array; + } + + /** + * The base implementation of `_.sortByOrder` without param guards. + * + * @private + * @param {Array|Object|string} collection The collection to iterate over. + * @param {Function[]|Object[]|string[]} iteratees The iteratees to sort by. + * @param {boolean[]} orders The sort orders of `iteratees`. + * @returns {Array} Returns the new sorted array. + */ + function baseSortByOrder(collection, iteratees, orders) { + var callback = getCallback(), + index = -1; + + iteratees = arrayMap(iteratees, function(iteratee) { return callback(iteratee); }); + + var result = baseMap(collection, function(value) { + var criteria = arrayMap(iteratees, function(iteratee) { return iteratee(value); }); + return { 'criteria': criteria, 'index': ++index, 'value': value }; + }); + + return baseSortBy(result, function(object, other) { + return compareMultiple(object, other, orders); + }); + } + + /** + * The base implementation of `_.sum` without support for callback shorthands + * and `this` binding. + * + * @private + * @param {Array|Object|string} collection The collection to iterate over. + * @param {Function} iteratee The function invoked per iteration. + * @returns {number} Returns the sum. + */ + function baseSum(collection, iteratee) { + var result = 0; + baseEach(collection, function(value, index, collection) { + result += +iteratee(value, index, collection) || 0; + }); + return result; + } + + /** + * The base implementation of `_.uniq` without support for callback shorthands + * and `this` binding. + * + * @private + * @param {Array} array The array to inspect. + * @param {Function} [iteratee] The function invoked per iteration. + * @returns {Array} Returns the new duplicate-value-free array. + */ + function baseUniq(array, iteratee) { + var index = -1, + indexOf = getIndexOf(), + length = array.length, + isCommon = indexOf == baseIndexOf, + isLarge = isCommon && length >= LARGE_ARRAY_SIZE, + seen = isLarge ? createCache() : null, + result = []; + + if (seen) { + indexOf = cacheIndexOf; + isCommon = false; + } else { + isLarge = false; + seen = iteratee ? [] : result; + } + outer: + while (++index < length) { + var value = array[index], + computed = iteratee ? iteratee(value, index, array) : value; + + if (isCommon && value === value) { + var seenIndex = seen.length; + while (seenIndex--) { + if (seen[seenIndex] === computed) { + continue outer; + } + } + if (iteratee) { + seen.push(computed); + } + result.push(value); + } + else if (indexOf(seen, computed, 0) < 0) { + if (iteratee || isLarge) { + seen.push(computed); + } + result.push(value); + } + } + return result; + } + + /** + * The base implementation of `_.values` and `_.valuesIn` which creates an + * array of `object` property values corresponding to the property names + * of `props`. + * + * @private + * @param {Object} object The object to query. + * @param {Array} props The property names to get values for. + * @returns {Object} Returns the array of property values. + */ + function baseValues(object, props) { + var index = -1, + length = props.length, + result = Array(length); + + while (++index < length) { + result[index] = object[props[index]]; + } + return result; + } + + /** + * The base implementation of `_.dropRightWhile`, `_.dropWhile`, `_.takeRightWhile`, + * and `_.takeWhile` without support for callback shorthands and `this` binding. + * + * @private + * @param {Array} array The array to query. + * @param {Function} predicate The function invoked per iteration. + * @param {boolean} [isDrop] Specify dropping elements instead of taking them. + * @param {boolean} [fromRight] Specify iterating from right to left. + * @returns {Array} Returns the slice of `array`. + */ + function baseWhile(array, predicate, isDrop, fromRight) { + var length = array.length, + index = fromRight ? length : -1; + + while ((fromRight ? index-- : ++index < length) && predicate(array[index], index, array)) {} + return isDrop + ? baseSlice(array, (fromRight ? 0 : index), (fromRight ? index + 1 : length)) + : baseSlice(array, (fromRight ? index + 1 : 0), (fromRight ? length : index)); + } + + /** + * The base implementation of `wrapperValue` which returns the result of + * performing a sequence of actions on the unwrapped `value`, where each + * successive action is supplied the return value of the previous. + * + * @private + * @param {*} value The unwrapped value. + * @param {Array} actions Actions to peform to resolve the unwrapped value. + * @returns {*} Returns the resolved value. + */ + function baseWrapperValue(value, actions) { + var result = value; + if (result instanceof LazyWrapper) { + result = result.value(); + } + var index = -1, + length = actions.length; + + while (++index < length) { + var action = actions[index]; + result = action.func.apply(action.thisArg, arrayPush([result], action.args)); + } + return result; + } + + /** + * Performs a binary search of `array` to determine the index at which `value` + * should be inserted into `array` in order to maintain its sort order. + * + * @private + * @param {Array} array The sorted array to inspect. + * @param {*} value The value to evaluate. + * @param {boolean} [retHighest] Specify returning the highest qualified index. + * @returns {number} Returns the index at which `value` should be inserted + * into `array`. + */ + function binaryIndex(array, value, retHighest) { + var low = 0, + high = array ? array.length : low; + + if (typeof value == 'number' && value === value && high <= HALF_MAX_ARRAY_LENGTH) { + while (low < high) { + var mid = (low + high) >>> 1, + computed = array[mid]; + + if ((retHighest ? (computed <= value) : (computed < value)) && computed !== null) { + low = mid + 1; + } else { + high = mid; + } + } + return high; + } + return binaryIndexBy(array, value, identity, retHighest); + } + + /** + * This function is like `binaryIndex` except that it invokes `iteratee` for + * `value` and each element of `array` to compute their sort ranking. The + * iteratee is invoked with one argument; (value). + * + * @private + * @param {Array} array The sorted array to inspect. + * @param {*} value The value to evaluate. + * @param {Function} iteratee The function invoked per iteration. + * @param {boolean} [retHighest] Specify returning the highest qualified index. + * @returns {number} Returns the index at which `value` should be inserted + * into `array`. + */ + function binaryIndexBy(array, value, iteratee, retHighest) { + value = iteratee(value); + + var low = 0, + high = array ? array.length : 0, + valIsNaN = value !== value, + valIsNull = value === null, + valIsUndef = value === undefined; + + while (low < high) { + var mid = nativeFloor((low + high) / 2), + computed = iteratee(array[mid]), + isDef = computed !== undefined, + isReflexive = computed === computed; + + if (valIsNaN) { + var setLow = isReflexive || retHighest; + } else if (valIsNull) { + setLow = isReflexive && isDef && (retHighest || computed != null); + } else if (valIsUndef) { + setLow = isReflexive && (retHighest || isDef); + } else if (computed == null) { + setLow = false; + } else { + setLow = retHighest ? (computed <= value) : (computed < value); + } + if (setLow) { + low = mid + 1; + } else { + high = mid; + } + } + return nativeMin(high, MAX_ARRAY_INDEX); + } + + /** + * A specialized version of `baseCallback` which only supports `this` binding + * and specifying the number of arguments to provide to `func`. + * + * @private + * @param {Function} func The function to bind. + * @param {*} thisArg The `this` binding of `func`. + * @param {number} [argCount] The number of arguments to provide to `func`. + * @returns {Function} Returns the callback. + */ + function bindCallback(func, thisArg, argCount) { + if (typeof func != 'function') { + return identity; + } + if (thisArg === undefined) { + return func; + } + switch (argCount) { + case 1: return function(value) { + return func.call(thisArg, value); + }; + case 3: return function(value, index, collection) { + return func.call(thisArg, value, index, collection); + }; + case 4: return function(accumulator, value, index, collection) { + return func.call(thisArg, accumulator, value, index, collection); + }; + case 5: return function(value, other, key, object, source) { + return func.call(thisArg, value, other, key, object, source); + }; + } + return function() { + return func.apply(thisArg, arguments); + }; + } + + /** + * Creates a clone of the given array buffer. + * + * @private + * @param {ArrayBuffer} buffer The array buffer to clone. + * @returns {ArrayBuffer} Returns the cloned array buffer. + */ + function bufferClone(buffer) { + var result = new ArrayBuffer(buffer.byteLength), + view = new Uint8Array(result); + + view.set(new Uint8Array(buffer)); + return result; + } + + /** + * Creates an array that is the composition of partially applied arguments, + * placeholders, and provided arguments into a single array of arguments. + * + * @private + * @param {Array|Object} args The provided arguments. + * @param {Array} partials The arguments to prepend to those provided. + * @param {Array} holders The `partials` placeholder indexes. + * @returns {Array} Returns the new array of composed arguments. + */ + function composeArgs(args, partials, holders) { + var holdersLength = holders.length, + argsIndex = -1, + argsLength = nativeMax(args.length - holdersLength, 0), + leftIndex = -1, + leftLength = partials.length, + result = Array(leftLength + argsLength); + + while (++leftIndex < leftLength) { + result[leftIndex] = partials[leftIndex]; + } + while (++argsIndex < holdersLength) { + result[holders[argsIndex]] = args[argsIndex]; + } + while (argsLength--) { + result[leftIndex++] = args[argsIndex++]; + } + return result; + } + + /** + * This function is like `composeArgs` except that the arguments composition + * is tailored for `_.partialRight`. + * + * @private + * @param {Array|Object} args The provided arguments. + * @param {Array} partials The arguments to append to those provided. + * @param {Array} holders The `partials` placeholder indexes. + * @returns {Array} Returns the new array of composed arguments. + */ + function composeArgsRight(args, partials, holders) { + var holdersIndex = -1, + holdersLength = holders.length, + argsIndex = -1, + argsLength = nativeMax(args.length - holdersLength, 0), + rightIndex = -1, + rightLength = partials.length, + result = Array(argsLength + rightLength); + + while (++argsIndex < argsLength) { + result[argsIndex] = args[argsIndex]; + } + var offset = argsIndex; + while (++rightIndex < rightLength) { + result[offset + rightIndex] = partials[rightIndex]; + } + while (++holdersIndex < holdersLength) { + result[offset + holders[holdersIndex]] = args[argsIndex++]; + } + return result; + } + + /** + * Creates a `_.countBy`, `_.groupBy`, `_.indexBy`, or `_.partition` function. + * + * @private + * @param {Function} setter The function to set keys and values of the accumulator object. + * @param {Function} [initializer] The function to initialize the accumulator object. + * @returns {Function} Returns the new aggregator function. + */ + function createAggregator(setter, initializer) { + return function(collection, iteratee, thisArg) { + var result = initializer ? initializer() : {}; + iteratee = getCallback(iteratee, thisArg, 3); + + if (isArray(collection)) { + var index = -1, + length = collection.length; + + while (++index < length) { + var value = collection[index]; + setter(result, value, iteratee(value, index, collection), collection); + } + } else { + baseEach(collection, function(value, key, collection) { + setter(result, value, iteratee(value, key, collection), collection); + }); + } + return result; + }; + } + + /** + * Creates a `_.assign`, `_.defaults`, or `_.merge` function. + * + * @private + * @param {Function} assigner The function to assign values. + * @returns {Function} Returns the new assigner function. + */ + function createAssigner(assigner) { + return restParam(function(object, sources) { + var index = -1, + length = object == null ? 0 : sources.length, + customizer = length > 2 ? sources[length - 2] : undefined, + guard = length > 2 ? sources[2] : undefined, + thisArg = length > 1 ? sources[length - 1] : undefined; + + if (typeof customizer == 'function') { + customizer = bindCallback(customizer, thisArg, 5); + length -= 2; + } else { + customizer = typeof thisArg == 'function' ? thisArg : undefined; + length -= (customizer ? 1 : 0); + } + if (guard && isIterateeCall(sources[0], sources[1], guard)) { + customizer = length < 3 ? undefined : customizer; + length = 1; + } + while (++index < length) { + var source = sources[index]; + if (source) { + assigner(object, source, customizer); + } + } + return object; + }); + } + + /** + * Creates a `baseEach` or `baseEachRight` function. + * + * @private + * @param {Function} eachFunc The function to iterate over a collection. + * @param {boolean} [fromRight] Specify iterating from right to left. + * @returns {Function} Returns the new base function. + */ + function createBaseEach(eachFunc, fromRight) { + return function(collection, iteratee) { + var length = collection ? getLength(collection) : 0; + if (!isLength(length)) { + return eachFunc(collection, iteratee); + } + var index = fromRight ? length : -1, + iterable = toObject(collection); + + while ((fromRight ? index-- : ++index < length)) { + if (iteratee(iterable[index], index, iterable) === false) { + break; + } + } + return collection; + }; + } + + /** + * Creates a base function for `_.forIn` or `_.forInRight`. + * + * @private + * @param {boolean} [fromRight] Specify iterating from right to left. + * @returns {Function} Returns the new base function. + */ + function createBaseFor(fromRight) { + return function(object, iteratee, keysFunc) { + var iterable = toObject(object), + props = keysFunc(object), + length = props.length, + index = fromRight ? length : -1; + + while ((fromRight ? index-- : ++index < length)) { + var key = props[index]; + if (iteratee(iterable[key], key, iterable) === false) { + break; + } + } + return object; + }; + } + + /** + * Creates a function that wraps `func` and invokes it with the `this` + * binding of `thisArg`. + * + * @private + * @param {Function} func The function to bind. + * @param {*} [thisArg] The `this` binding of `func`. + * @returns {Function} Returns the new bound function. + */ + function createBindWrapper(func, thisArg) { + var Ctor = createCtorWrapper(func); + + function wrapper() { + var fn = (this && this !== root && this instanceof wrapper) ? Ctor : func; + return fn.apply(thisArg, arguments); + } + return wrapper; + } + + /** + * Creates a `Set` cache object to optimize linear searches of large arrays. + * + * @private + * @param {Array} [values] The values to cache. + * @returns {null|Object} Returns the new cache object if `Set` is supported, else `null`. + */ + function createCache(values) { + return (nativeCreate && Set) ? new SetCache(values) : null; + } + + /** + * Creates a function that produces compound words out of the words in a + * given string. + * + * @private + * @param {Function} callback The function to combine each word. + * @returns {Function} Returns the new compounder function. + */ + function createCompounder(callback) { + return function(string) { + var index = -1, + array = words(deburr(string)), + length = array.length, + result = ''; + + while (++index < length) { + result = callback(result, array[index], index); + } + return result; + }; + } + + /** + * Creates a function that produces an instance of `Ctor` regardless of + * whether it was invoked as part of a `new` expression or by `call` or `apply`. + * + * @private + * @param {Function} Ctor The constructor to wrap. + * @returns {Function} Returns the new wrapped function. + */ + function createCtorWrapper(Ctor) { + return function() { + // Use a `switch` statement to work with class constructors. + // See http://ecma-international.org/ecma-262/6.0/#sec-ecmascript-function-objects-call-thisargument-argumentslist + // for more details. + var args = arguments; + switch (args.length) { + case 0: return new Ctor; + case 1: return new Ctor(args[0]); + case 2: return new Ctor(args[0], args[1]); + case 3: return new Ctor(args[0], args[1], args[2]); + case 4: return new Ctor(args[0], args[1], args[2], args[3]); + case 5: return new Ctor(args[0], args[1], args[2], args[3], args[4]); + case 6: return new Ctor(args[0], args[1], args[2], args[3], args[4], args[5]); + case 7: return new Ctor(args[0], args[1], args[2], args[3], args[4], args[5], args[6]); + } + var thisBinding = baseCreate(Ctor.prototype), + result = Ctor.apply(thisBinding, args); + + // Mimic the constructor's `return` behavior. + // See https://es5.github.io/#x13.2.2 for more details. + return isObject(result) ? result : thisBinding; + }; + } + + /** + * Creates a `_.curry` or `_.curryRight` function. + * + * @private + * @param {boolean} flag The curry bit flag. + * @returns {Function} Returns the new curry function. + */ + function createCurry(flag) { + function curryFunc(func, arity, guard) { + if (guard && isIterateeCall(func, arity, guard)) { + arity = undefined; + } + var result = createWrapper(func, flag, undefined, undefined, undefined, undefined, undefined, arity); + result.placeholder = curryFunc.placeholder; + return result; + } + return curryFunc; + } + + /** + * Creates a `_.defaults` or `_.defaultsDeep` function. + * + * @private + * @param {Function} assigner The function to assign values. + * @param {Function} customizer The function to customize assigned values. + * @returns {Function} Returns the new defaults function. + */ + function createDefaults(assigner, customizer) { + return restParam(function(args) { + var object = args[0]; + if (object == null) { + return object; + } + args.push(customizer); + return assigner.apply(undefined, args); + }); + } + + /** + * Creates a `_.max` or `_.min` function. + * + * @private + * @param {Function} comparator The function used to compare values. + * @param {*} exValue The initial extremum value. + * @returns {Function} Returns the new extremum function. + */ + function createExtremum(comparator, exValue) { + return function(collection, iteratee, thisArg) { + if (thisArg && isIterateeCall(collection, iteratee, thisArg)) { + iteratee = undefined; + } + iteratee = getCallback(iteratee, thisArg, 3); + if (iteratee.length == 1) { + collection = isArray(collection) ? collection : toIterable(collection); + var result = arrayExtremum(collection, iteratee, comparator, exValue); + if (!(collection.length && result === exValue)) { + return result; + } + } + return baseExtremum(collection, iteratee, comparator, exValue); + }; + } + + /** + * Creates a `_.find` or `_.findLast` function. + * + * @private + * @param {Function} eachFunc The function to iterate over a collection. + * @param {boolean} [fromRight] Specify iterating from right to left. + * @returns {Function} Returns the new find function. + */ + function createFind(eachFunc, fromRight) { + return function(collection, predicate, thisArg) { + predicate = getCallback(predicate, thisArg, 3); + if (isArray(collection)) { + var index = baseFindIndex(collection, predicate, fromRight); + return index > -1 ? collection[index] : undefined; + } + return baseFind(collection, predicate, eachFunc); + }; + } + + /** + * Creates a `_.findIndex` or `_.findLastIndex` function. + * + * @private + * @param {boolean} [fromRight] Specify iterating from right to left. + * @returns {Function} Returns the new find function. + */ + function createFindIndex(fromRight) { + return function(array, predicate, thisArg) { + if (!(array && array.length)) { + return -1; + } + predicate = getCallback(predicate, thisArg, 3); + return baseFindIndex(array, predicate, fromRight); + }; + } + + /** + * Creates a `_.findKey` or `_.findLastKey` function. + * + * @private + * @param {Function} objectFunc The function to iterate over an object. + * @returns {Function} Returns the new find function. + */ + function createFindKey(objectFunc) { + return function(object, predicate, thisArg) { + predicate = getCallback(predicate, thisArg, 3); + return baseFind(object, predicate, objectFunc, true); + }; + } + + /** + * Creates a `_.flow` or `_.flowRight` function. + * + * @private + * @param {boolean} [fromRight] Specify iterating from right to left. + * @returns {Function} Returns the new flow function. + */ + function createFlow(fromRight) { + return function() { + var wrapper, + length = arguments.length, + index = fromRight ? length : -1, + leftIndex = 0, + funcs = Array(length); + + while ((fromRight ? index-- : ++index < length)) { + var func = funcs[leftIndex++] = arguments[index]; + if (typeof func != 'function') { + throw new TypeError(FUNC_ERROR_TEXT); + } + if (!wrapper && LodashWrapper.prototype.thru && getFuncName(func) == 'wrapper') { + wrapper = new LodashWrapper([], true); + } + } + index = wrapper ? -1 : length; + while (++index < length) { + func = funcs[index]; + + var funcName = getFuncName(func), + data = funcName == 'wrapper' ? getData(func) : undefined; + + if (data && isLaziable(data[0]) && data[1] == (ARY_FLAG | CURRY_FLAG | PARTIAL_FLAG | REARG_FLAG) && !data[4].length && data[9] == 1) { + wrapper = wrapper[getFuncName(data[0])].apply(wrapper, data[3]); + } else { + wrapper = (func.length == 1 && isLaziable(func)) ? wrapper[funcName]() : wrapper.thru(func); + } + } + return function() { + var args = arguments, + value = args[0]; + + if (wrapper && args.length == 1 && isArray(value) && value.length >= LARGE_ARRAY_SIZE) { + return wrapper.plant(value).value(); + } + var index = 0, + result = length ? funcs[index].apply(this, args) : value; + + while (++index < length) { + result = funcs[index].call(this, result); + } + return result; + }; + }; + } + + /** + * Creates a function for `_.forEach` or `_.forEachRight`. + * + * @private + * @param {Function} arrayFunc The function to iterate over an array. + * @param {Function} eachFunc The function to iterate over a collection. + * @returns {Function} Returns the new each function. + */ + function createForEach(arrayFunc, eachFunc) { + return function(collection, iteratee, thisArg) { + return (typeof iteratee == 'function' && thisArg === undefined && isArray(collection)) + ? arrayFunc(collection, iteratee) + : eachFunc(collection, bindCallback(iteratee, thisArg, 3)); + }; + } + + /** + * Creates a function for `_.forIn` or `_.forInRight`. + * + * @private + * @param {Function} objectFunc The function to iterate over an object. + * @returns {Function} Returns the new each function. + */ + function createForIn(objectFunc) { + return function(object, iteratee, thisArg) { + if (typeof iteratee != 'function' || thisArg !== undefined) { + iteratee = bindCallback(iteratee, thisArg, 3); + } + return objectFunc(object, iteratee, keysIn); + }; + } + + /** + * Creates a function for `_.forOwn` or `_.forOwnRight`. + * + * @private + * @param {Function} objectFunc The function to iterate over an object. + * @returns {Function} Returns the new each function. + */ + function createForOwn(objectFunc) { + return function(object, iteratee, thisArg) { + if (typeof iteratee != 'function' || thisArg !== undefined) { + iteratee = bindCallback(iteratee, thisArg, 3); + } + return objectFunc(object, iteratee); + }; + } + + /** + * Creates a function for `_.mapKeys` or `_.mapValues`. + * + * @private + * @param {boolean} [isMapKeys] Specify mapping keys instead of values. + * @returns {Function} Returns the new map function. + */ + function createObjectMapper(isMapKeys) { + return function(object, iteratee, thisArg) { + var result = {}; + iteratee = getCallback(iteratee, thisArg, 3); + + baseForOwn(object, function(value, key, object) { + var mapped = iteratee(value, key, object); + key = isMapKeys ? mapped : key; + value = isMapKeys ? value : mapped; + result[key] = value; + }); + return result; + }; + } + + /** + * Creates a function for `_.padLeft` or `_.padRight`. + * + * @private + * @param {boolean} [fromRight] Specify padding from the right. + * @returns {Function} Returns the new pad function. + */ + function createPadDir(fromRight) { + return function(string, length, chars) { + string = baseToString(string); + return (fromRight ? string : '') + createPadding(string, length, chars) + (fromRight ? '' : string); + }; + } + + /** + * Creates a `_.partial` or `_.partialRight` function. + * + * @private + * @param {boolean} flag The partial bit flag. + * @returns {Function} Returns the new partial function. + */ + function createPartial(flag) { + var partialFunc = restParam(function(func, partials) { + var holders = replaceHolders(partials, partialFunc.placeholder); + return createWrapper(func, flag, undefined, partials, holders); + }); + return partialFunc; + } + + /** + * Creates a function for `_.reduce` or `_.reduceRight`. + * + * @private + * @param {Function} arrayFunc The function to iterate over an array. + * @param {Function} eachFunc The function to iterate over a collection. + * @returns {Function} Returns the new each function. + */ + function createReduce(arrayFunc, eachFunc) { + return function(collection, iteratee, accumulator, thisArg) { + var initFromArray = arguments.length < 3; + return (typeof iteratee == 'function' && thisArg === undefined && isArray(collection)) + ? arrayFunc(collection, iteratee, accumulator, initFromArray) + : baseReduce(collection, getCallback(iteratee, thisArg, 4), accumulator, initFromArray, eachFunc); + }; + } + + /** + * Creates a function that wraps `func` and invokes it with optional `this` + * binding of, partial application, and currying. + * + * @private + * @param {Function|string} func The function or method name to reference. + * @param {number} bitmask The bitmask of flags. See `createWrapper` for more details. + * @param {*} [thisArg] The `this` binding of `func`. + * @param {Array} [partials] The arguments to prepend to those provided to the new function. + * @param {Array} [holders] The `partials` placeholder indexes. + * @param {Array} [partialsRight] The arguments to append to those provided to the new function. + * @param {Array} [holdersRight] The `partialsRight` placeholder indexes. + * @param {Array} [argPos] The argument positions of the new function. + * @param {number} [ary] The arity cap of `func`. + * @param {number} [arity] The arity of `func`. + * @returns {Function} Returns the new wrapped function. + */ + function createHybridWrapper(func, bitmask, thisArg, partials, holders, partialsRight, holdersRight, argPos, ary, arity) { + var isAry = bitmask & ARY_FLAG, + isBind = bitmask & BIND_FLAG, + isBindKey = bitmask & BIND_KEY_FLAG, + isCurry = bitmask & CURRY_FLAG, + isCurryBound = bitmask & CURRY_BOUND_FLAG, + isCurryRight = bitmask & CURRY_RIGHT_FLAG, + Ctor = isBindKey ? undefined : createCtorWrapper(func); + + function wrapper() { + // Avoid `arguments` object use disqualifying optimizations by + // converting it to an array before providing it to other functions. + var length = arguments.length, + index = length, + args = Array(length); + + while (index--) { + args[index] = arguments[index]; + } + if (partials) { + args = composeArgs(args, partials, holders); + } + if (partialsRight) { + args = composeArgsRight(args, partialsRight, holdersRight); + } + if (isCurry || isCurryRight) { + var placeholder = wrapper.placeholder, + argsHolders = replaceHolders(args, placeholder); + + length -= argsHolders.length; + if (length < arity) { + var newArgPos = argPos ? arrayCopy(argPos) : undefined, + newArity = nativeMax(arity - length, 0), + newsHolders = isCurry ? argsHolders : undefined, + newHoldersRight = isCurry ? undefined : argsHolders, + newPartials = isCurry ? args : undefined, + newPartialsRight = isCurry ? undefined : args; + + bitmask |= (isCurry ? PARTIAL_FLAG : PARTIAL_RIGHT_FLAG); + bitmask &= ~(isCurry ? PARTIAL_RIGHT_FLAG : PARTIAL_FLAG); + + if (!isCurryBound) { + bitmask &= ~(BIND_FLAG | BIND_KEY_FLAG); + } + var newData = [func, bitmask, thisArg, newPartials, newsHolders, newPartialsRight, newHoldersRight, newArgPos, ary, newArity], + result = createHybridWrapper.apply(undefined, newData); + + if (isLaziable(func)) { + setData(result, newData); + } + result.placeholder = placeholder; + return result; + } + } + var thisBinding = isBind ? thisArg : this, + fn = isBindKey ? thisBinding[func] : func; + + if (argPos) { + args = reorder(args, argPos); + } + if (isAry && ary < args.length) { + args.length = ary; + } + if (this && this !== root && this instanceof wrapper) { + fn = Ctor || createCtorWrapper(func); + } + return fn.apply(thisBinding, args); + } + return wrapper; + } + + /** + * Creates the padding required for `string` based on the given `length`. + * The `chars` string is truncated if the number of characters exceeds `length`. + * + * @private + * @param {string} string The string to create padding for. + * @param {number} [length=0] The padding length. + * @param {string} [chars=' '] The string used as padding. + * @returns {string} Returns the pad for `string`. + */ + function createPadding(string, length, chars) { + var strLength = string.length; + length = +length; + + if (strLength >= length || !nativeIsFinite(length)) { + return ''; + } + var padLength = length - strLength; + chars = chars == null ? ' ' : (chars + ''); + return repeat(chars, nativeCeil(padLength / chars.length)).slice(0, padLength); + } + + /** + * Creates a function that wraps `func` and invokes it with the optional `this` + * binding of `thisArg` and the `partials` prepended to those provided to + * the wrapper. + * + * @private + * @param {Function} func The function to partially apply arguments to. + * @param {number} bitmask The bitmask of flags. See `createWrapper` for more details. + * @param {*} thisArg The `this` binding of `func`. + * @param {Array} partials The arguments to prepend to those provided to the new function. + * @returns {Function} Returns the new bound function. + */ + function createPartialWrapper(func, bitmask, thisArg, partials) { + var isBind = bitmask & BIND_FLAG, + Ctor = createCtorWrapper(func); + + function wrapper() { + // Avoid `arguments` object use disqualifying optimizations by + // converting it to an array before providing it `func`. + var argsIndex = -1, + argsLength = arguments.length, + leftIndex = -1, + leftLength = partials.length, + args = Array(leftLength + argsLength); + + while (++leftIndex < leftLength) { + args[leftIndex] = partials[leftIndex]; + } + while (argsLength--) { + args[leftIndex++] = arguments[++argsIndex]; + } + var fn = (this && this !== root && this instanceof wrapper) ? Ctor : func; + return fn.apply(isBind ? thisArg : this, args); + } + return wrapper; + } + + /** + * Creates a `_.ceil`, `_.floor`, or `_.round` function. + * + * @private + * @param {string} methodName The name of the `Math` method to use when rounding. + * @returns {Function} Returns the new round function. + */ + function createRound(methodName) { + var func = Math[methodName]; + return function(number, precision) { + precision = precision === undefined ? 0 : (+precision || 0); + if (precision) { + precision = pow(10, precision); + return func(number * precision) / precision; + } + return func(number); + }; + } + + /** + * Creates a `_.sortedIndex` or `_.sortedLastIndex` function. + * + * @private + * @param {boolean} [retHighest] Specify returning the highest qualified index. + * @returns {Function} Returns the new index function. + */ + function createSortedIndex(retHighest) { + return function(array, value, iteratee, thisArg) { + var callback = getCallback(iteratee); + return (iteratee == null && callback === baseCallback) + ? binaryIndex(array, value, retHighest) + : binaryIndexBy(array, value, callback(iteratee, thisArg, 1), retHighest); + }; + } + + /** + * Creates a function that either curries or invokes `func` with optional + * `this` binding and partially applied arguments. + * + * @private + * @param {Function|string} func The function or method name to reference. + * @param {number} bitmask The bitmask of flags. + * The bitmask may be composed of the following flags: + * 1 - `_.bind` + * 2 - `_.bindKey` + * 4 - `_.curry` or `_.curryRight` of a bound function + * 8 - `_.curry` + * 16 - `_.curryRight` + * 32 - `_.partial` + * 64 - `_.partialRight` + * 128 - `_.rearg` + * 256 - `_.ary` + * @param {*} [thisArg] The `this` binding of `func`. + * @param {Array} [partials] The arguments to be partially applied. + * @param {Array} [holders] The `partials` placeholder indexes. + * @param {Array} [argPos] The argument positions of the new function. + * @param {number} [ary] The arity cap of `func`. + * @param {number} [arity] The arity of `func`. + * @returns {Function} Returns the new wrapped function. + */ + function createWrapper(func, bitmask, thisArg, partials, holders, argPos, ary, arity) { + var isBindKey = bitmask & BIND_KEY_FLAG; + if (!isBindKey && typeof func != 'function') { + throw new TypeError(FUNC_ERROR_TEXT); + } + var length = partials ? partials.length : 0; + if (!length) { + bitmask &= ~(PARTIAL_FLAG | PARTIAL_RIGHT_FLAG); + partials = holders = undefined; + } + length -= (holders ? holders.length : 0); + if (bitmask & PARTIAL_RIGHT_FLAG) { + var partialsRight = partials, + holdersRight = holders; + + partials = holders = undefined; + } + var data = isBindKey ? undefined : getData(func), + newData = [func, bitmask, thisArg, partials, holders, partialsRight, holdersRight, argPos, ary, arity]; + + if (data) { + mergeData(newData, data); + bitmask = newData[1]; + arity = newData[9]; + } + newData[9] = arity == null + ? (isBindKey ? 0 : func.length) + : (nativeMax(arity - length, 0) || 0); + + if (bitmask == BIND_FLAG) { + var result = createBindWrapper(newData[0], newData[2]); + } else if ((bitmask == PARTIAL_FLAG || bitmask == (BIND_FLAG | PARTIAL_FLAG)) && !newData[4].length) { + result = createPartialWrapper.apply(undefined, newData); + } else { + result = createHybridWrapper.apply(undefined, newData); + } + var setter = data ? baseSetData : setData; + return setter(result, newData); + } + + /** + * A specialized version of `baseIsEqualDeep` for arrays with support for + * partial deep comparisons. + * + * @private + * @param {Array} array The array to compare. + * @param {Array} other The other array to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} [customizer] The function to customize comparing arrays. + * @param {boolean} [isLoose] Specify performing partial comparisons. + * @param {Array} [stackA] Tracks traversed `value` objects. + * @param {Array} [stackB] Tracks traversed `other` objects. + * @returns {boolean} Returns `true` if the arrays are equivalent, else `false`. + */ + function equalArrays(array, other, equalFunc, customizer, isLoose, stackA, stackB) { + var index = -1, + arrLength = array.length, + othLength = other.length; + + if (arrLength != othLength && !(isLoose && othLength > arrLength)) { + return false; + } + // Ignore non-index properties. + while (++index < arrLength) { + var arrValue = array[index], + othValue = other[index], + result = customizer ? customizer(isLoose ? othValue : arrValue, isLoose ? arrValue : othValue, index) : undefined; + + if (result !== undefined) { + if (result) { + continue; + } + return false; + } + // Recursively compare arrays (susceptible to call stack limits). + if (isLoose) { + if (!arraySome(other, function(othValue) { + return arrValue === othValue || equalFunc(arrValue, othValue, customizer, isLoose, stackA, stackB); + })) { + return false; + } + } else if (!(arrValue === othValue || equalFunc(arrValue, othValue, customizer, isLoose, stackA, stackB))) { + return false; + } + } + return true; + } + + /** + * A specialized version of `baseIsEqualDeep` for comparing objects of + * the same `toStringTag`. + * + * **Note:** This function only supports comparing values with tags of + * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {string} tag The `toStringTag` of the objects to compare. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ + function equalByTag(object, other, tag) { + switch (tag) { + case boolTag: + case dateTag: + // Coerce dates and booleans to numbers, dates to milliseconds and booleans + // to `1` or `0` treating invalid dates coerced to `NaN` as not equal. + return +object == +other; + + case errorTag: + return object.name == other.name && object.message == other.message; + + case numberTag: + // Treat `NaN` vs. `NaN` as equal. + return (object != +object) + ? other != +other + : object == +other; + + case regexpTag: + case stringTag: + // Coerce regexes to strings and treat strings primitives and string + // objects as equal. See https://es5.github.io/#x15.10.6.4 for more details. + return object == (other + ''); + } + return false; + } + + /** + * A specialized version of `baseIsEqualDeep` for objects with support for + * partial deep comparisons. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} [customizer] The function to customize comparing values. + * @param {boolean} [isLoose] Specify performing partial comparisons. + * @param {Array} [stackA] Tracks traversed `value` objects. + * @param {Array} [stackB] Tracks traversed `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ + function equalObjects(object, other, equalFunc, customizer, isLoose, stackA, stackB) { + var objProps = keys(object), + objLength = objProps.length, + othProps = keys(other), + othLength = othProps.length; + + if (objLength != othLength && !isLoose) { + return false; + } + var index = objLength; + while (index--) { + var key = objProps[index]; + if (!(isLoose ? key in other : hasOwnProperty.call(other, key))) { + return false; + } + } + var skipCtor = isLoose; + while (++index < objLength) { + key = objProps[index]; + var objValue = object[key], + othValue = other[key], + result = customizer ? customizer(isLoose ? othValue : objValue, isLoose? objValue : othValue, key) : undefined; + + // Recursively compare objects (susceptible to call stack limits). + if (!(result === undefined ? equalFunc(objValue, othValue, customizer, isLoose, stackA, stackB) : result)) { + return false; + } + skipCtor || (skipCtor = key == 'constructor'); + } + if (!skipCtor) { + var objCtor = object.constructor, + othCtor = other.constructor; + + // Non `Object` object instances with different constructors are not equal. + if (objCtor != othCtor && + ('constructor' in object && 'constructor' in other) && + !(typeof objCtor == 'function' && objCtor instanceof objCtor && + typeof othCtor == 'function' && othCtor instanceof othCtor)) { + return false; + } + } + return true; + } + + /** + * Gets the appropriate "callback" function. If the `_.callback` method is + * customized this function returns the custom method, otherwise it returns + * the `baseCallback` function. If arguments are provided the chosen function + * is invoked with them and its result is returned. + * + * @private + * @returns {Function} Returns the chosen function or its result. + */ + function getCallback(func, thisArg, argCount) { + var result = lodash.callback || callback; + result = result === callback ? baseCallback : result; + return argCount ? result(func, thisArg, argCount) : result; + } + + /** + * Gets metadata for `func`. + * + * @private + * @param {Function} func The function to query. + * @returns {*} Returns the metadata for `func`. + */ + var getData = !metaMap ? noop : function(func) { + return metaMap.get(func); + }; + + /** + * Gets the name of `func`. + * + * @private + * @param {Function} func The function to query. + * @returns {string} Returns the function name. + */ + function getFuncName(func) { + var result = func.name, + array = realNames[result], + length = array ? array.length : 0; + + while (length--) { + var data = array[length], + otherFunc = data.func; + if (otherFunc == null || otherFunc == func) { + return data.name; + } + } + return result; + } + + /** + * Gets the appropriate "indexOf" function. If the `_.indexOf` method is + * customized this function returns the custom method, otherwise it returns + * the `baseIndexOf` function. If arguments are provided the chosen function + * is invoked with them and its result is returned. + * + * @private + * @returns {Function|number} Returns the chosen function or its result. + */ + function getIndexOf(collection, target, fromIndex) { + var result = lodash.indexOf || indexOf; + result = result === indexOf ? baseIndexOf : result; + return collection ? result(collection, target, fromIndex) : result; + } + + /** + * Gets the "length" property value of `object`. + * + * **Note:** This function is used to avoid a [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) + * that affects Safari on at least iOS 8.1-8.3 ARM64. + * + * @private + * @param {Object} object The object to query. + * @returns {*} Returns the "length" value. + */ + var getLength = baseProperty('length'); + + /** + * Gets the propery names, values, and compare flags of `object`. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the match data of `object`. + */ + function getMatchData(object) { + var result = pairs(object), + length = result.length; + + while (length--) { + result[length][2] = isStrictComparable(result[length][1]); + } + return result; + } + + /** + * Gets the native function at `key` of `object`. + * + * @private + * @param {Object} object The object to query. + * @param {string} key The key of the method to get. + * @returns {*} Returns the function if it's native, else `undefined`. + */ + function getNative(object, key) { + var value = object == null ? undefined : object[key]; + return isNative(value) ? value : undefined; + } + + /** + * Gets the view, applying any `transforms` to the `start` and `end` positions. + * + * @private + * @param {number} start The start of the view. + * @param {number} end The end of the view. + * @param {Array} transforms The transformations to apply to the view. + * @returns {Object} Returns an object containing the `start` and `end` + * positions of the view. + */ + function getView(start, end, transforms) { + var index = -1, + length = transforms.length; + + while (++index < length) { + var data = transforms[index], + size = data.size; + + switch (data.type) { + case 'drop': start += size; break; + case 'dropRight': end -= size; break; + case 'take': end = nativeMin(end, start + size); break; + case 'takeRight': start = nativeMax(start, end - size); break; + } + } + return { 'start': start, 'end': end }; + } + + /** + * Initializes an array clone. + * + * @private + * @param {Array} array The array to clone. + * @returns {Array} Returns the initialized clone. + */ + function initCloneArray(array) { + var length = array.length, + result = new array.constructor(length); + + // Add array properties assigned by `RegExp#exec`. + if (length && typeof array[0] == 'string' && hasOwnProperty.call(array, 'index')) { + result.index = array.index; + result.input = array.input; + } + return result; + } + + /** + * Initializes an object clone. + * + * @private + * @param {Object} object The object to clone. + * @returns {Object} Returns the initialized clone. + */ + function initCloneObject(object) { + var Ctor = object.constructor; + if (!(typeof Ctor == 'function' && Ctor instanceof Ctor)) { + Ctor = Object; + } + return new Ctor; + } + + /** + * Initializes an object clone based on its `toStringTag`. + * + * **Note:** This function only supports cloning values with tags of + * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`. + * + * @private + * @param {Object} object The object to clone. + * @param {string} tag The `toStringTag` of the object to clone. + * @param {boolean} [isDeep] Specify a deep clone. + * @returns {Object} Returns the initialized clone. + */ + function initCloneByTag(object, tag, isDeep) { + var Ctor = object.constructor; + switch (tag) { + case arrayBufferTag: + return bufferClone(object); + + case boolTag: + case dateTag: + return new Ctor(+object); + + case float32Tag: case float64Tag: + case int8Tag: case int16Tag: case int32Tag: + case uint8Tag: case uint8ClampedTag: case uint16Tag: case uint32Tag: + var buffer = object.buffer; + return new Ctor(isDeep ? bufferClone(buffer) : buffer, object.byteOffset, object.length); + + case numberTag: + case stringTag: + return new Ctor(object); + + case regexpTag: + var result = new Ctor(object.source, reFlags.exec(object)); + result.lastIndex = object.lastIndex; + } + return result; + } + + /** + * Invokes the method at `path` on `object`. + * + * @private + * @param {Object} object The object to query. + * @param {Array|string} path The path of the method to invoke. + * @param {Array} args The arguments to invoke the method with. + * @returns {*} Returns the result of the invoked method. + */ + function invokePath(object, path, args) { + if (object != null && !isKey(path, object)) { + path = toPath(path); + object = path.length == 1 ? object : baseGet(object, baseSlice(path, 0, -1)); + path = last(path); + } + var func = object == null ? object : object[path]; + return func == null ? undefined : func.apply(object, args); + } + + /** + * Checks if `value` is array-like. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is array-like, else `false`. + */ + function isArrayLike(value) { + return value != null && isLength(getLength(value)); + } + + /** + * Checks if `value` is a valid array-like index. + * + * @private + * @param {*} value The value to check. + * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index. + * @returns {boolean} Returns `true` if `value` is a valid index, else `false`. + */ + function isIndex(value, length) { + value = (typeof value == 'number' || reIsUint.test(value)) ? +value : -1; + length = length == null ? MAX_SAFE_INTEGER : length; + return value > -1 && value % 1 == 0 && value < length; + } + + /** + * Checks if the provided arguments are from an iteratee call. + * + * @private + * @param {*} value The potential iteratee value argument. + * @param {*} index The potential iteratee index or key argument. + * @param {*} object The potential iteratee object argument. + * @returns {boolean} Returns `true` if the arguments are from an iteratee call, else `false`. + */ + function isIterateeCall(value, index, object) { + if (!isObject(object)) { + return false; + } + var type = typeof index; + if (type == 'number' + ? (isArrayLike(object) && isIndex(index, object.length)) + : (type == 'string' && index in object)) { + var other = object[index]; + return value === value ? (value === other) : (other !== other); + } + return false; + } + + /** + * Checks if `value` is a property name and not a property path. + * + * @private + * @param {*} value The value to check. + * @param {Object} [object] The object to query keys on. + * @returns {boolean} Returns `true` if `value` is a property name, else `false`. + */ + function isKey(value, object) { + var type = typeof value; + if ((type == 'string' && reIsPlainProp.test(value)) || type == 'number') { + return true; + } + if (isArray(value)) { + return false; + } + var result = !reIsDeepProp.test(value); + return result || (object != null && value in toObject(object)); + } + + /** + * Checks if `func` has a lazy counterpart. + * + * @private + * @param {Function} func The function to check. + * @returns {boolean} Returns `true` if `func` has a lazy counterpart, else `false`. + */ + function isLaziable(func) { + var funcName = getFuncName(func); + if (!(funcName in LazyWrapper.prototype)) { + return false; + } + var other = lodash[funcName]; + if (func === other) { + return true; + } + var data = getData(other); + return !!data && func === data[0]; + } + + /** + * Checks if `value` is a valid array-like length. + * + * **Note:** This function is based on [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength). + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a valid length, else `false`. + */ + function isLength(value) { + return typeof value == 'number' && value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER; + } + + /** + * Checks if `value` is suitable for strict equality comparisons, i.e. `===`. + * + * @private + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` if suitable for strict + * equality comparisons, else `false`. + */ + function isStrictComparable(value) { + return value === value && !isObject(value); + } + + /** + * Merges the function metadata of `source` into `data`. + * + * Merging metadata reduces the number of wrappers required to invoke a function. + * This is possible because methods like `_.bind`, `_.curry`, and `_.partial` + * may be applied regardless of execution order. Methods like `_.ary` and `_.rearg` + * augment function arguments, making the order in which they are executed important, + * preventing the merging of metadata. However, we make an exception for a safe + * common case where curried functions have `_.ary` and or `_.rearg` applied. + * + * @private + * @param {Array} data The destination metadata. + * @param {Array} source The source metadata. + * @returns {Array} Returns `data`. + */ + function mergeData(data, source) { + var bitmask = data[1], + srcBitmask = source[1], + newBitmask = bitmask | srcBitmask, + isCommon = newBitmask < ARY_FLAG; + + var isCombo = + (srcBitmask == ARY_FLAG && bitmask == CURRY_FLAG) || + (srcBitmask == ARY_FLAG && bitmask == REARG_FLAG && data[7].length <= source[8]) || + (srcBitmask == (ARY_FLAG | REARG_FLAG) && bitmask == CURRY_FLAG); + + // Exit early if metadata can't be merged. + if (!(isCommon || isCombo)) { + return data; + } + // Use source `thisArg` if available. + if (srcBitmask & BIND_FLAG) { + data[2] = source[2]; + // Set when currying a bound function. + newBitmask |= (bitmask & BIND_FLAG) ? 0 : CURRY_BOUND_FLAG; + } + // Compose partial arguments. + var value = source[3]; + if (value) { + var partials = data[3]; + data[3] = partials ? composeArgs(partials, value, source[4]) : arrayCopy(value); + data[4] = partials ? replaceHolders(data[3], PLACEHOLDER) : arrayCopy(source[4]); + } + // Compose partial right arguments. + value = source[5]; + if (value) { + partials = data[5]; + data[5] = partials ? composeArgsRight(partials, value, source[6]) : arrayCopy(value); + data[6] = partials ? replaceHolders(data[5], PLACEHOLDER) : arrayCopy(source[6]); + } + // Use source `argPos` if available. + value = source[7]; + if (value) { + data[7] = arrayCopy(value); + } + // Use source `ary` if it's smaller. + if (srcBitmask & ARY_FLAG) { + data[8] = data[8] == null ? source[8] : nativeMin(data[8], source[8]); + } + // Use source `arity` if one is not provided. + if (data[9] == null) { + data[9] = source[9]; + } + // Use source `func` and merge bitmasks. + data[0] = source[0]; + data[1] = newBitmask; + + return data; + } + + /** + * Used by `_.defaultsDeep` to customize its `_.merge` use. + * + * @private + * @param {*} objectValue The destination object property value. + * @param {*} sourceValue The source object property value. + * @returns {*} Returns the value to assign to the destination object. + */ + function mergeDefaults(objectValue, sourceValue) { + return objectValue === undefined ? sourceValue : merge(objectValue, sourceValue, mergeDefaults); + } + + /** + * A specialized version of `_.pick` which picks `object` properties specified + * by `props`. + * + * @private + * @param {Object} object The source object. + * @param {string[]} props The property names to pick. + * @returns {Object} Returns the new object. + */ + function pickByArray(object, props) { + object = toObject(object); + + var index = -1, + length = props.length, + result = {}; + + while (++index < length) { + var key = props[index]; + if (key in object) { + result[key] = object[key]; + } + } + return result; + } + + /** + * A specialized version of `_.pick` which picks `object` properties `predicate` + * returns truthy for. + * + * @private + * @param {Object} object The source object. + * @param {Function} predicate The function invoked per iteration. + * @returns {Object} Returns the new object. + */ + function pickByCallback(object, predicate) { + var result = {}; + baseForIn(object, function(value, key, object) { + if (predicate(value, key, object)) { + result[key] = value; + } + }); + return result; + } + + /** + * Reorder `array` according to the specified indexes where the element at + * the first index is assigned as the first element, the element at + * the second index is assigned as the second element, and so on. + * + * @private + * @param {Array} array The array to reorder. + * @param {Array} indexes The arranged array indexes. + * @returns {Array} Returns `array`. + */ + function reorder(array, indexes) { + var arrLength = array.length, + length = nativeMin(indexes.length, arrLength), + oldArray = arrayCopy(array); + + while (length--) { + var index = indexes[length]; + array[length] = isIndex(index, arrLength) ? oldArray[index] : undefined; + } + return array; + } + + /** + * Sets metadata for `func`. + * + * **Note:** If this function becomes hot, i.e. is invoked a lot in a short + * period of time, it will trip its breaker and transition to an identity function + * to avoid garbage collection pauses in V8. See [V8 issue 2070](https://code.google.com/p/v8/issues/detail?id=2070) + * for more details. + * + * @private + * @param {Function} func The function to associate metadata with. + * @param {*} data The metadata. + * @returns {Function} Returns `func`. + */ + var setData = (function() { + var count = 0, + lastCalled = 0; + + return function(key, value) { + var stamp = now(), + remaining = HOT_SPAN - (stamp - lastCalled); + + lastCalled = stamp; + if (remaining > 0) { + if (++count >= HOT_COUNT) { + return key; + } + } else { + count = 0; + } + return baseSetData(key, value); + }; + }()); + + /** + * A fallback implementation of `Object.keys` which creates an array of the + * own enumerable property names of `object`. + * + * @private + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + */ + function shimKeys(object) { + var props = keysIn(object), + propsLength = props.length, + length = propsLength && object.length; + + var allowIndexes = !!length && isLength(length) && + (isArray(object) || isArguments(object)); + + var index = -1, + result = []; + + while (++index < propsLength) { + var key = props[index]; + if ((allowIndexes && isIndex(key, length)) || hasOwnProperty.call(object, key)) { + result.push(key); + } + } + return result; + } + + /** + * Converts `value` to an array-like object if it's not one. + * + * @private + * @param {*} value The value to process. + * @returns {Array|Object} Returns the array-like object. + */ + function toIterable(value) { + if (value == null) { + return []; + } + if (!isArrayLike(value)) { + return values(value); + } + return isObject(value) ? value : Object(value); + } + + /** + * Converts `value` to an object if it's not one. + * + * @private + * @param {*} value The value to process. + * @returns {Object} Returns the object. + */ + function toObject(value) { + return isObject(value) ? value : Object(value); + } + + /** + * Converts `value` to property path array if it's not one. + * + * @private + * @param {*} value The value to process. + * @returns {Array} Returns the property path array. + */ + function toPath(value) { + if (isArray(value)) { + return value; + } + var result = []; + baseToString(value).replace(rePropName, function(match, number, quote, string) { + result.push(quote ? string.replace(reEscapeChar, '$1') : (number || match)); + }); + return result; + } + + /** + * Creates a clone of `wrapper`. + * + * @private + * @param {Object} wrapper The wrapper to clone. + * @returns {Object} Returns the cloned wrapper. + */ + function wrapperClone(wrapper) { + return wrapper instanceof LazyWrapper + ? wrapper.clone() + : new LodashWrapper(wrapper.__wrapped__, wrapper.__chain__, arrayCopy(wrapper.__actions__)); + } + + /*------------------------------------------------------------------------*/ + + /** + * Creates an array of elements split into groups the length of `size`. + * If `collection` can't be split evenly, the final chunk will be the remaining + * elements. + * + * @static + * @memberOf _ + * @category Array + * @param {Array} array The array to process. + * @param {number} [size=1] The length of each chunk. + * @param- {Object} [guard] Enables use as a callback for functions like `_.map`. + * @returns {Array} Returns the new array containing chunks. + * @example + * + * _.chunk(['a', 'b', 'c', 'd'], 2); + * // => [['a', 'b'], ['c', 'd']] + * + * _.chunk(['a', 'b', 'c', 'd'], 3); + * // => [['a', 'b', 'c'], ['d']] + */ + function chunk(array, size, guard) { + if (guard ? isIterateeCall(array, size, guard) : size == null) { + size = 1; + } else { + size = nativeMax(nativeFloor(size) || 1, 1); + } + var index = 0, + length = array ? array.length : 0, + resIndex = -1, + result = Array(nativeCeil(length / size)); + + while (index < length) { + result[++resIndex] = baseSlice(array, index, (index += size)); + } + return result; + } + + /** + * Creates an array with all falsey values removed. The values `false`, `null`, + * `0`, `""`, `undefined`, and `NaN` are falsey. + * + * @static + * @memberOf _ + * @category Array + * @param {Array} array The array to compact. + * @returns {Array} Returns the new array of filtered values. + * @example + * + * _.compact([0, 1, false, 2, '', 3]); + * // => [1, 2, 3] + */ + function compact(array) { + var index = -1, + length = array ? array.length : 0, + resIndex = -1, + result = []; + + while (++index < length) { + var value = array[index]; + if (value) { + result[++resIndex] = value; + } + } + return result; + } + + /** + * Creates an array of unique `array` values not included in the other + * provided arrays using [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * for equality comparisons. + * + * @static + * @memberOf _ + * @category Array + * @param {Array} array The array to inspect. + * @param {...Array} [values] The arrays of values to exclude. + * @returns {Array} Returns the new array of filtered values. + * @example + * + * _.difference([1, 2, 3], [4, 2]); + * // => [1, 3] + */ + var difference = restParam(function(array, values) { + return (isObjectLike(array) && isArrayLike(array)) + ? baseDifference(array, baseFlatten(values, false, true)) + : []; + }); + + /** + * Creates a slice of `array` with `n` elements dropped from the beginning. + * + * @static + * @memberOf _ + * @category Array + * @param {Array} array The array to query. + * @param {number} [n=1] The number of elements to drop. + * @param- {Object} [guard] Enables use as a callback for functions like `_.map`. + * @returns {Array} Returns the slice of `array`. + * @example + * + * _.drop([1, 2, 3]); + * // => [2, 3] + * + * _.drop([1, 2, 3], 2); + * // => [3] + * + * _.drop([1, 2, 3], 5); + * // => [] + * + * _.drop([1, 2, 3], 0); + * // => [1, 2, 3] + */ + function drop(array, n, guard) { + var length = array ? array.length : 0; + if (!length) { + return []; + } + if (guard ? isIterateeCall(array, n, guard) : n == null) { + n = 1; + } + return baseSlice(array, n < 0 ? 0 : n); + } + + /** + * Creates a slice of `array` with `n` elements dropped from the end. + * + * @static + * @memberOf _ + * @category Array + * @param {Array} array The array to query. + * @param {number} [n=1] The number of elements to drop. + * @param- {Object} [guard] Enables use as a callback for functions like `_.map`. + * @returns {Array} Returns the slice of `array`. + * @example + * + * _.dropRight([1, 2, 3]); + * // => [1, 2] + * + * _.dropRight([1, 2, 3], 2); + * // => [1] + * + * _.dropRight([1, 2, 3], 5); + * // => [] + * + * _.dropRight([1, 2, 3], 0); + * // => [1, 2, 3] + */ + function dropRight(array, n, guard) { + var length = array ? array.length : 0; + if (!length) { + return []; + } + if (guard ? isIterateeCall(array, n, guard) : n == null) { + n = 1; + } + n = length - (+n || 0); + return baseSlice(array, 0, n < 0 ? 0 : n); + } + + /** + * Creates a slice of `array` excluding elements dropped from the end. + * Elements are dropped until `predicate` returns falsey. The predicate is + * bound to `thisArg` and invoked with three arguments: (value, index, array). + * + * If a property name is provided for `predicate` the created `_.property` + * style callback returns the property value of the given element. + * + * If a value is also provided for `thisArg` the created `_.matchesProperty` + * style callback returns `true` for elements that have a matching property + * value, else `false`. + * + * If an object is provided for `predicate` the created `_.matches` style + * callback returns `true` for elements that match the properties of the given + * object, else `false`. + * + * @static + * @memberOf _ + * @category Array + * @param {Array} array The array to query. + * @param {Function|Object|string} [predicate=_.identity] The function invoked + * per iteration. + * @param {*} [thisArg] The `this` binding of `predicate`. + * @returns {Array} Returns the slice of `array`. + * @example + * + * _.dropRightWhile([1, 2, 3], function(n) { + * return n > 1; + * }); + * // => [1] + * + * var users = [ + * { 'user': 'barney', 'active': true }, + * { 'user': 'fred', 'active': false }, + * { 'user': 'pebbles', 'active': false } + * ]; + * + * // using the `_.matches` callback shorthand + * _.pluck(_.dropRightWhile(users, { 'user': 'pebbles', 'active': false }), 'user'); + * // => ['barney', 'fred'] + * + * // using the `_.matchesProperty` callback shorthand + * _.pluck(_.dropRightWhile(users, 'active', false), 'user'); + * // => ['barney'] + * + * // using the `_.property` callback shorthand + * _.pluck(_.dropRightWhile(users, 'active'), 'user'); + * // => ['barney', 'fred', 'pebbles'] + */ + function dropRightWhile(array, predicate, thisArg) { + return (array && array.length) + ? baseWhile(array, getCallback(predicate, thisArg, 3), true, true) + : []; + } + + /** + * Creates a slice of `array` excluding elements dropped from the beginning. + * Elements are dropped until `predicate` returns falsey. The predicate is + * bound to `thisArg` and invoked with three arguments: (value, index, array). + * + * If a property name is provided for `predicate` the created `_.property` + * style callback returns the property value of the given element. + * + * If a value is also provided for `thisArg` the created `_.matchesProperty` + * style callback returns `true` for elements that have a matching property + * value, else `false`. + * + * If an object is provided for `predicate` the created `_.matches` style + * callback returns `true` for elements that have the properties of the given + * object, else `false`. + * + * @static + * @memberOf _ + * @category Array + * @param {Array} array The array to query. + * @param {Function|Object|string} [predicate=_.identity] The function invoked + * per iteration. + * @param {*} [thisArg] The `this` binding of `predicate`. + * @returns {Array} Returns the slice of `array`. + * @example + * + * _.dropWhile([1, 2, 3], function(n) { + * return n < 3; + * }); + * // => [3] + * + * var users = [ + * { 'user': 'barney', 'active': false }, + * { 'user': 'fred', 'active': false }, + * { 'user': 'pebbles', 'active': true } + * ]; + * + * // using the `_.matches` callback shorthand + * _.pluck(_.dropWhile(users, { 'user': 'barney', 'active': false }), 'user'); + * // => ['fred', 'pebbles'] + * + * // using the `_.matchesProperty` callback shorthand + * _.pluck(_.dropWhile(users, 'active', false), 'user'); + * // => ['pebbles'] + * + * // using the `_.property` callback shorthand + * _.pluck(_.dropWhile(users, 'active'), 'user'); + * // => ['barney', 'fred', 'pebbles'] + */ + function dropWhile(array, predicate, thisArg) { + return (array && array.length) + ? baseWhile(array, getCallback(predicate, thisArg, 3), true) + : []; + } + + /** + * Fills elements of `array` with `value` from `start` up to, but not + * including, `end`. + * + * **Note:** This method mutates `array`. + * + * @static + * @memberOf _ + * @category Array + * @param {Array} array The array to fill. + * @param {*} value The value to fill `array` with. + * @param {number} [start=0] The start position. + * @param {number} [end=array.length] The end position. + * @returns {Array} Returns `array`. + * @example + * + * var array = [1, 2, 3]; + * + * _.fill(array, 'a'); + * console.log(array); + * // => ['a', 'a', 'a'] + * + * _.fill(Array(3), 2); + * // => [2, 2, 2] + * + * _.fill([4, 6, 8], '*', 1, 2); + * // => [4, '*', 8] + */ + function fill(array, value, start, end) { + var length = array ? array.length : 0; + if (!length) { + return []; + } + if (start && typeof start != 'number' && isIterateeCall(array, value, start)) { + start = 0; + end = length; + } + return baseFill(array, value, start, end); + } + + /** + * This method is like `_.find` except that it returns the index of the first + * element `predicate` returns truthy for instead of the element itself. + * + * If a property name is provided for `predicate` the created `_.property` + * style callback returns the property value of the given element. + * + * If a value is also provided for `thisArg` the created `_.matchesProperty` + * style callback returns `true` for elements that have a matching property + * value, else `false`. + * + * If an object is provided for `predicate` the created `_.matches` style + * callback returns `true` for elements that have the properties of the given + * object, else `false`. + * + * @static + * @memberOf _ + * @category Array + * @param {Array} array The array to search. + * @param {Function|Object|string} [predicate=_.identity] The function invoked + * per iteration. + * @param {*} [thisArg] The `this` binding of `predicate`. + * @returns {number} Returns the index of the found element, else `-1`. + * @example + * + * var users = [ + * { 'user': 'barney', 'active': false }, + * { 'user': 'fred', 'active': false }, + * { 'user': 'pebbles', 'active': true } + * ]; + * + * _.findIndex(users, function(chr) { + * return chr.user == 'barney'; + * }); + * // => 0 + * + * // using the `_.matches` callback shorthand + * _.findIndex(users, { 'user': 'fred', 'active': false }); + * // => 1 + * + * // using the `_.matchesProperty` callback shorthand + * _.findIndex(users, 'active', false); + * // => 0 + * + * // using the `_.property` callback shorthand + * _.findIndex(users, 'active'); + * // => 2 + */ + var findIndex = createFindIndex(); + + /** + * This method is like `_.findIndex` except that it iterates over elements + * of `collection` from right to left. + * + * If a property name is provided for `predicate` the created `_.property` + * style callback returns the property value of the given element. + * + * If a value is also provided for `thisArg` the created `_.matchesProperty` + * style callback returns `true` for elements that have a matching property + * value, else `false`. + * + * If an object is provided for `predicate` the created `_.matches` style + * callback returns `true` for elements that have the properties of the given + * object, else `false`. + * + * @static + * @memberOf _ + * @category Array + * @param {Array} array The array to search. + * @param {Function|Object|string} [predicate=_.identity] The function invoked + * per iteration. + * @param {*} [thisArg] The `this` binding of `predicate`. + * @returns {number} Returns the index of the found element, else `-1`. + * @example + * + * var users = [ + * { 'user': 'barney', 'active': true }, + * { 'user': 'fred', 'active': false }, + * { 'user': 'pebbles', 'active': false } + * ]; + * + * _.findLastIndex(users, function(chr) { + * return chr.user == 'pebbles'; + * }); + * // => 2 + * + * // using the `_.matches` callback shorthand + * _.findLastIndex(users, { 'user': 'barney', 'active': true }); + * // => 0 + * + * // using the `_.matchesProperty` callback shorthand + * _.findLastIndex(users, 'active', false); + * // => 2 + * + * // using the `_.property` callback shorthand + * _.findLastIndex(users, 'active'); + * // => 0 + */ + var findLastIndex = createFindIndex(true); + + /** + * Gets the first element of `array`. + * + * @static + * @memberOf _ + * @alias head + * @category Array + * @param {Array} array The array to query. + * @returns {*} Returns the first element of `array`. + * @example + * + * _.first([1, 2, 3]); + * // => 1 + * + * _.first([]); + * // => undefined + */ + function first(array) { + return array ? array[0] : undefined; + } + + /** + * Flattens a nested array. If `isDeep` is `true` the array is recursively + * flattened, otherwise it is only flattened a single level. + * + * @static + * @memberOf _ + * @category Array + * @param {Array} array The array to flatten. + * @param {boolean} [isDeep] Specify a deep flatten. + * @param- {Object} [guard] Enables use as a callback for functions like `_.map`. + * @returns {Array} Returns the new flattened array. + * @example + * + * _.flatten([1, [2, 3, [4]]]); + * // => [1, 2, 3, [4]] + * + * // using `isDeep` + * _.flatten([1, [2, 3, [4]]], true); + * // => [1, 2, 3, 4] + */ + function flatten(array, isDeep, guard) { + var length = array ? array.length : 0; + if (guard && isIterateeCall(array, isDeep, guard)) { + isDeep = false; + } + return length ? baseFlatten(array, isDeep) : []; + } + + /** + * Recursively flattens a nested array. + * + * @static + * @memberOf _ + * @category Array + * @param {Array} array The array to recursively flatten. + * @returns {Array} Returns the new flattened array. + * @example + * + * _.flattenDeep([1, [2, 3, [4]]]); + * // => [1, 2, 3, 4] + */ + function flattenDeep(array) { + var length = array ? array.length : 0; + return length ? baseFlatten(array, true) : []; + } + + /** + * Gets the index at which the first occurrence of `value` is found in `array` + * using [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * for equality comparisons. If `fromIndex` is negative, it is used as the offset + * from the end of `array`. If `array` is sorted providing `true` for `fromIndex` + * performs a faster binary search. + * + * @static + * @memberOf _ + * @category Array + * @param {Array} array The array to search. + * @param {*} value The value to search for. + * @param {boolean|number} [fromIndex=0] The index to search from or `true` + * to perform a binary search on a sorted array. + * @returns {number} Returns the index of the matched value, else `-1`. + * @example + * + * _.indexOf([1, 2, 1, 2], 2); + * // => 1 + * + * // using `fromIndex` + * _.indexOf([1, 2, 1, 2], 2, 2); + * // => 3 + * + * // performing a binary search + * _.indexOf([1, 1, 2, 2], 2, true); + * // => 2 + */ + function indexOf(array, value, fromIndex) { + var length = array ? array.length : 0; + if (!length) { + return -1; + } + if (typeof fromIndex == 'number') { + fromIndex = fromIndex < 0 ? nativeMax(length + fromIndex, 0) : fromIndex; + } else if (fromIndex) { + var index = binaryIndex(array, value); + if (index < length && + (value === value ? (value === array[index]) : (array[index] !== array[index]))) { + return index; + } + return -1; + } + return baseIndexOf(array, value, fromIndex || 0); + } + + /** + * Gets all but the last element of `array`. + * + * @static + * @memberOf _ + * @category Array + * @param {Array} array The array to query. + * @returns {Array} Returns the slice of `array`. + * @example + * + * _.initial([1, 2, 3]); + * // => [1, 2] + */ + function initial(array) { + return dropRight(array, 1); + } + + /** + * Creates an array of unique values that are included in all of the provided + * arrays using [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * for equality comparisons. + * + * @static + * @memberOf _ + * @category Array + * @param {...Array} [arrays] The arrays to inspect. + * @returns {Array} Returns the new array of shared values. + * @example + * _.intersection([1, 2], [4, 2], [2, 1]); + * // => [2] + */ + var intersection = restParam(function(arrays) { + var othLength = arrays.length, + othIndex = othLength, + caches = Array(length), + indexOf = getIndexOf(), + isCommon = indexOf == baseIndexOf, + result = []; + + while (othIndex--) { + var value = arrays[othIndex] = isArrayLike(value = arrays[othIndex]) ? value : []; + caches[othIndex] = (isCommon && value.length >= 120) ? createCache(othIndex && value) : null; + } + var array = arrays[0], + index = -1, + length = array ? array.length : 0, + seen = caches[0]; + + outer: + while (++index < length) { + value = array[index]; + if ((seen ? cacheIndexOf(seen, value) : indexOf(result, value, 0)) < 0) { + var othIndex = othLength; + while (--othIndex) { + var cache = caches[othIndex]; + if ((cache ? cacheIndexOf(cache, value) : indexOf(arrays[othIndex], value, 0)) < 0) { + continue outer; + } + } + if (seen) { + seen.push(value); + } + result.push(value); + } + } + return result; + }); + + /** + * Gets the last element of `array`. + * + * @static + * @memberOf _ + * @category Array + * @param {Array} array The array to query. + * @returns {*} Returns the last element of `array`. + * @example + * + * _.last([1, 2, 3]); + * // => 3 + */ + function last(array) { + var length = array ? array.length : 0; + return length ? array[length - 1] : undefined; + } + + /** + * This method is like `_.indexOf` except that it iterates over elements of + * `array` from right to left. + * + * @static + * @memberOf _ + * @category Array + * @param {Array} array The array to search. + * @param {*} value The value to search for. + * @param {boolean|number} [fromIndex=array.length-1] The index to search from + * or `true` to perform a binary search on a sorted array. + * @returns {number} Returns the index of the matched value, else `-1`. + * @example + * + * _.lastIndexOf([1, 2, 1, 2], 2); + * // => 3 + * + * // using `fromIndex` + * _.lastIndexOf([1, 2, 1, 2], 2, 2); + * // => 1 + * + * // performing a binary search + * _.lastIndexOf([1, 1, 2, 2], 2, true); + * // => 3 + */ + function lastIndexOf(array, value, fromIndex) { + var length = array ? array.length : 0; + if (!length) { + return -1; + } + var index = length; + if (typeof fromIndex == 'number') { + index = (fromIndex < 0 ? nativeMax(length + fromIndex, 0) : nativeMin(fromIndex || 0, length - 1)) + 1; + } else if (fromIndex) { + index = binaryIndex(array, value, true) - 1; + var other = array[index]; + if (value === value ? (value === other) : (other !== other)) { + return index; + } + return -1; + } + if (value !== value) { + return indexOfNaN(array, index, true); + } + while (index--) { + if (array[index] === value) { + return index; + } + } + return -1; + } + + /** + * Removes all provided values from `array` using + * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * for equality comparisons. + * + * **Note:** Unlike `_.without`, this method mutates `array`. + * + * @static + * @memberOf _ + * @category Array + * @param {Array} array The array to modify. + * @param {...*} [values] The values to remove. + * @returns {Array} Returns `array`. + * @example + * + * var array = [1, 2, 3, 1, 2, 3]; + * + * _.pull(array, 2, 3); + * console.log(array); + * // => [1, 1] + */ + function pull() { + var args = arguments, + array = args[0]; + + if (!(array && array.length)) { + return array; + } + var index = 0, + indexOf = getIndexOf(), + length = args.length; + + while (++index < length) { + var fromIndex = 0, + value = args[index]; + + while ((fromIndex = indexOf(array, value, fromIndex)) > -1) { + splice.call(array, fromIndex, 1); + } + } + return array; + } + + /** + * Removes elements from `array` corresponding to the given indexes and returns + * an array of the removed elements. Indexes may be specified as an array of + * indexes or as individual arguments. + * + * **Note:** Unlike `_.at`, this method mutates `array`. + * + * @static + * @memberOf _ + * @category Array + * @param {Array} array The array to modify. + * @param {...(number|number[])} [indexes] The indexes of elements to remove, + * specified as individual indexes or arrays of indexes. + * @returns {Array} Returns the new array of removed elements. + * @example + * + * var array = [5, 10, 15, 20]; + * var evens = _.pullAt(array, 1, 3); + * + * console.log(array); + * // => [5, 15] + * + * console.log(evens); + * // => [10, 20] + */ + var pullAt = restParam(function(array, indexes) { + indexes = baseFlatten(indexes); + + var result = baseAt(array, indexes); + basePullAt(array, indexes.sort(baseCompareAscending)); + return result; + }); + + /** + * Removes all elements from `array` that `predicate` returns truthy for + * and returns an array of the removed elements. The predicate is bound to + * `thisArg` and invoked with three arguments: (value, index, array). + * + * If a property name is provided for `predicate` the created `_.property` + * style callback returns the property value of the given element. + * + * If a value is also provided for `thisArg` the created `_.matchesProperty` + * style callback returns `true` for elements that have a matching property + * value, else `false`. + * + * If an object is provided for `predicate` the created `_.matches` style + * callback returns `true` for elements that have the properties of the given + * object, else `false`. + * + * **Note:** Unlike `_.filter`, this method mutates `array`. + * + * @static + * @memberOf _ + * @category Array + * @param {Array} array The array to modify. + * @param {Function|Object|string} [predicate=_.identity] The function invoked + * per iteration. + * @param {*} [thisArg] The `this` binding of `predicate`. + * @returns {Array} Returns the new array of removed elements. + * @example + * + * var array = [1, 2, 3, 4]; + * var evens = _.remove(array, function(n) { + * return n % 2 == 0; + * }); + * + * console.log(array); + * // => [1, 3] + * + * console.log(evens); + * // => [2, 4] + */ + function remove(array, predicate, thisArg) { + var result = []; + if (!(array && array.length)) { + return result; + } + var index = -1, + indexes = [], + length = array.length; + + predicate = getCallback(predicate, thisArg, 3); + while (++index < length) { + var value = array[index]; + if (predicate(value, index, array)) { + result.push(value); + indexes.push(index); + } + } + basePullAt(array, indexes); + return result; + } + + /** + * Gets all but the first element of `array`. + * + * @static + * @memberOf _ + * @alias tail + * @category Array + * @param {Array} array The array to query. + * @returns {Array} Returns the slice of `array`. + * @example + * + * _.rest([1, 2, 3]); + * // => [2, 3] + */ + function rest(array) { + return drop(array, 1); + } + + /** + * Creates a slice of `array` from `start` up to, but not including, `end`. + * + * **Note:** This method is used instead of `Array#slice` to support node + * lists in IE < 9 and to ensure dense arrays are returned. + * + * @static + * @memberOf _ + * @category Array + * @param {Array} array The array to slice. + * @param {number} [start=0] The start position. + * @param {number} [end=array.length] The end position. + * @returns {Array} Returns the slice of `array`. + */ + function slice(array, start, end) { + var length = array ? array.length : 0; + if (!length) { + return []; + } + if (end && typeof end != 'number' && isIterateeCall(array, start, end)) { + start = 0; + end = length; + } + return baseSlice(array, start, end); + } + + /** + * Uses a binary search to determine the lowest index at which `value` should + * be inserted into `array` in order to maintain its sort order. If an iteratee + * function is provided it is invoked for `value` and each element of `array` + * to compute their sort ranking. The iteratee is bound to `thisArg` and + * invoked with one argument; (value). + * + * If a property name is provided for `iteratee` the created `_.property` + * style callback returns the property value of the given element. + * + * If a value is also provided for `thisArg` the created `_.matchesProperty` + * style callback returns `true` for elements that have a matching property + * value, else `false`. + * + * If an object is provided for `iteratee` the created `_.matches` style + * callback returns `true` for elements that have the properties of the given + * object, else `false`. + * + * @static + * @memberOf _ + * @category Array + * @param {Array} array The sorted array to inspect. + * @param {*} value The value to evaluate. + * @param {Function|Object|string} [iteratee=_.identity] The function invoked + * per iteration. + * @param {*} [thisArg] The `this` binding of `iteratee`. + * @returns {number} Returns the index at which `value` should be inserted + * into `array`. + * @example + * + * _.sortedIndex([30, 50], 40); + * // => 1 + * + * _.sortedIndex([4, 4, 5, 5], 5); + * // => 2 + * + * var dict = { 'data': { 'thirty': 30, 'forty': 40, 'fifty': 50 } }; + * + * // using an iteratee function + * _.sortedIndex(['thirty', 'fifty'], 'forty', function(word) { + * return this.data[word]; + * }, dict); + * // => 1 + * + * // using the `_.property` callback shorthand + * _.sortedIndex([{ 'x': 30 }, { 'x': 50 }], { 'x': 40 }, 'x'); + * // => 1 + */ + var sortedIndex = createSortedIndex(); + + /** + * This method is like `_.sortedIndex` except that it returns the highest + * index at which `value` should be inserted into `array` in order to + * maintain its sort order. + * + * @static + * @memberOf _ + * @category Array + * @param {Array} array The sorted array to inspect. + * @param {*} value The value to evaluate. + * @param {Function|Object|string} [iteratee=_.identity] The function invoked + * per iteration. + * @param {*} [thisArg] The `this` binding of `iteratee`. + * @returns {number} Returns the index at which `value` should be inserted + * into `array`. + * @example + * + * _.sortedLastIndex([4, 4, 5, 5], 5); + * // => 4 + */ + var sortedLastIndex = createSortedIndex(true); + + /** + * Creates a slice of `array` with `n` elements taken from the beginning. + * + * @static + * @memberOf _ + * @category Array + * @param {Array} array The array to query. + * @param {number} [n=1] The number of elements to take. + * @param- {Object} [guard] Enables use as a callback for functions like `_.map`. + * @returns {Array} Returns the slice of `array`. + * @example + * + * _.take([1, 2, 3]); + * // => [1] + * + * _.take([1, 2, 3], 2); + * // => [1, 2] + * + * _.take([1, 2, 3], 5); + * // => [1, 2, 3] + * + * _.take([1, 2, 3], 0); + * // => [] + */ + function take(array, n, guard) { + var length = array ? array.length : 0; + if (!length) { + return []; + } + if (guard ? isIterateeCall(array, n, guard) : n == null) { + n = 1; + } + return baseSlice(array, 0, n < 0 ? 0 : n); + } + + /** + * Creates a slice of `array` with `n` elements taken from the end. + * + * @static + * @memberOf _ + * @category Array + * @param {Array} array The array to query. + * @param {number} [n=1] The number of elements to take. + * @param- {Object} [guard] Enables use as a callback for functions like `_.map`. + * @returns {Array} Returns the slice of `array`. + * @example + * + * _.takeRight([1, 2, 3]); + * // => [3] + * + * _.takeRight([1, 2, 3], 2); + * // => [2, 3] + * + * _.takeRight([1, 2, 3], 5); + * // => [1, 2, 3] + * + * _.takeRight([1, 2, 3], 0); + * // => [] + */ + function takeRight(array, n, guard) { + var length = array ? array.length : 0; + if (!length) { + return []; + } + if (guard ? isIterateeCall(array, n, guard) : n == null) { + n = 1; + } + n = length - (+n || 0); + return baseSlice(array, n < 0 ? 0 : n); + } + + /** + * Creates a slice of `array` with elements taken from the end. Elements are + * taken until `predicate` returns falsey. The predicate is bound to `thisArg` + * and invoked with three arguments: (value, index, array). + * + * If a property name is provided for `predicate` the created `_.property` + * style callback returns the property value of the given element. + * + * If a value is also provided for `thisArg` the created `_.matchesProperty` + * style callback returns `true` for elements that have a matching property + * value, else `false`. + * + * If an object is provided for `predicate` the created `_.matches` style + * callback returns `true` for elements that have the properties of the given + * object, else `false`. + * + * @static + * @memberOf _ + * @category Array + * @param {Array} array The array to query. + * @param {Function|Object|string} [predicate=_.identity] The function invoked + * per iteration. + * @param {*} [thisArg] The `this` binding of `predicate`. + * @returns {Array} Returns the slice of `array`. + * @example + * + * _.takeRightWhile([1, 2, 3], function(n) { + * return n > 1; + * }); + * // => [2, 3] + * + * var users = [ + * { 'user': 'barney', 'active': true }, + * { 'user': 'fred', 'active': false }, + * { 'user': 'pebbles', 'active': false } + * ]; + * + * // using the `_.matches` callback shorthand + * _.pluck(_.takeRightWhile(users, { 'user': 'pebbles', 'active': false }), 'user'); + * // => ['pebbles'] + * + * // using the `_.matchesProperty` callback shorthand + * _.pluck(_.takeRightWhile(users, 'active', false), 'user'); + * // => ['fred', 'pebbles'] + * + * // using the `_.property` callback shorthand + * _.pluck(_.takeRightWhile(users, 'active'), 'user'); + * // => [] + */ + function takeRightWhile(array, predicate, thisArg) { + return (array && array.length) + ? baseWhile(array, getCallback(predicate, thisArg, 3), false, true) + : []; + } + + /** + * Creates a slice of `array` with elements taken from the beginning. Elements + * are taken until `predicate` returns falsey. The predicate is bound to + * `thisArg` and invoked with three arguments: (value, index, array). + * + * If a property name is provided for `predicate` the created `_.property` + * style callback returns the property value of the given element. + * + * If a value is also provided for `thisArg` the created `_.matchesProperty` + * style callback returns `true` for elements that have a matching property + * value, else `false`. + * + * If an object is provided for `predicate` the created `_.matches` style + * callback returns `true` for elements that have the properties of the given + * object, else `false`. + * + * @static + * @memberOf _ + * @category Array + * @param {Array} array The array to query. + * @param {Function|Object|string} [predicate=_.identity] The function invoked + * per iteration. + * @param {*} [thisArg] The `this` binding of `predicate`. + * @returns {Array} Returns the slice of `array`. + * @example + * + * _.takeWhile([1, 2, 3], function(n) { + * return n < 3; + * }); + * // => [1, 2] + * + * var users = [ + * { 'user': 'barney', 'active': false }, + * { 'user': 'fred', 'active': false}, + * { 'user': 'pebbles', 'active': true } + * ]; + * + * // using the `_.matches` callback shorthand + * _.pluck(_.takeWhile(users, { 'user': 'barney', 'active': false }), 'user'); + * // => ['barney'] + * + * // using the `_.matchesProperty` callback shorthand + * _.pluck(_.takeWhile(users, 'active', false), 'user'); + * // => ['barney', 'fred'] + * + * // using the `_.property` callback shorthand + * _.pluck(_.takeWhile(users, 'active'), 'user'); + * // => [] + */ + function takeWhile(array, predicate, thisArg) { + return (array && array.length) + ? baseWhile(array, getCallback(predicate, thisArg, 3)) + : []; + } + + /** + * Creates an array of unique values, in order, from all of the provided arrays + * using [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * for equality comparisons. + * + * @static + * @memberOf _ + * @category Array + * @param {...Array} [arrays] The arrays to inspect. + * @returns {Array} Returns the new array of combined values. + * @example + * + * _.union([1, 2], [4, 2], [2, 1]); + * // => [1, 2, 4] + */ + var union = restParam(function(arrays) { + return baseUniq(baseFlatten(arrays, false, true)); + }); + + /** + * Creates a duplicate-free version of an array, using + * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * for equality comparisons, in which only the first occurence of each element + * is kept. Providing `true` for `isSorted` performs a faster search algorithm + * for sorted arrays. If an iteratee function is provided it is invoked for + * each element in the array to generate the criterion by which uniqueness + * is computed. The `iteratee` is bound to `thisArg` and invoked with three + * arguments: (value, index, array). + * + * If a property name is provided for `iteratee` the created `_.property` + * style callback returns the property value of the given element. + * + * If a value is also provided for `thisArg` the created `_.matchesProperty` + * style callback returns `true` for elements that have a matching property + * value, else `false`. + * + * If an object is provided for `iteratee` the created `_.matches` style + * callback returns `true` for elements that have the properties of the given + * object, else `false`. + * + * @static + * @memberOf _ + * @alias unique + * @category Array + * @param {Array} array The array to inspect. + * @param {boolean} [isSorted] Specify the array is sorted. + * @param {Function|Object|string} [iteratee] The function invoked per iteration. + * @param {*} [thisArg] The `this` binding of `iteratee`. + * @returns {Array} Returns the new duplicate-value-free array. + * @example + * + * _.uniq([2, 1, 2]); + * // => [2, 1] + * + * // using `isSorted` + * _.uniq([1, 1, 2], true); + * // => [1, 2] + * + * // using an iteratee function + * _.uniq([1, 2.5, 1.5, 2], function(n) { + * return this.floor(n); + * }, Math); + * // => [1, 2.5] + * + * // using the `_.property` callback shorthand + * _.uniq([{ 'x': 1 }, { 'x': 2 }, { 'x': 1 }], 'x'); + * // => [{ 'x': 1 }, { 'x': 2 }] + */ + function uniq(array, isSorted, iteratee, thisArg) { + var length = array ? array.length : 0; + if (!length) { + return []; + } + if (isSorted != null && typeof isSorted != 'boolean') { + thisArg = iteratee; + iteratee = isIterateeCall(array, isSorted, thisArg) ? undefined : isSorted; + isSorted = false; + } + var callback = getCallback(); + if (!(iteratee == null && callback === baseCallback)) { + iteratee = callback(iteratee, thisArg, 3); + } + return (isSorted && getIndexOf() == baseIndexOf) + ? sortedUniq(array, iteratee) + : baseUniq(array, iteratee); + } + + /** + * This method is like `_.zip` except that it accepts an array of grouped + * elements and creates an array regrouping the elements to their pre-zip + * configuration. + * + * @static + * @memberOf _ + * @category Array + * @param {Array} array The array of grouped elements to process. + * @returns {Array} Returns the new array of regrouped elements. + * @example + * + * var zipped = _.zip(['fred', 'barney'], [30, 40], [true, false]); + * // => [['fred', 30, true], ['barney', 40, false]] + * + * _.unzip(zipped); + * // => [['fred', 'barney'], [30, 40], [true, false]] + */ + function unzip(array) { + if (!(array && array.length)) { + return []; + } + var index = -1, + length = 0; + + array = arrayFilter(array, function(group) { + if (isArrayLike(group)) { + length = nativeMax(group.length, length); + return true; + } + }); + var result = Array(length); + while (++index < length) { + result[index] = arrayMap(array, baseProperty(index)); + } + return result; + } + + /** + * This method is like `_.unzip` except that it accepts an iteratee to specify + * how regrouped values should be combined. The `iteratee` is bound to `thisArg` + * and invoked with four arguments: (accumulator, value, index, group). + * + * @static + * @memberOf _ + * @category Array + * @param {Array} array The array of grouped elements to process. + * @param {Function} [iteratee] The function to combine regrouped values. + * @param {*} [thisArg] The `this` binding of `iteratee`. + * @returns {Array} Returns the new array of regrouped elements. + * @example + * + * var zipped = _.zip([1, 2], [10, 20], [100, 200]); + * // => [[1, 10, 100], [2, 20, 200]] + * + * _.unzipWith(zipped, _.add); + * // => [3, 30, 300] + */ + function unzipWith(array, iteratee, thisArg) { + var length = array ? array.length : 0; + if (!length) { + return []; + } + var result = unzip(array); + if (iteratee == null) { + return result; + } + iteratee = bindCallback(iteratee, thisArg, 4); + return arrayMap(result, function(group) { + return arrayReduce(group, iteratee, undefined, true); + }); + } + + /** + * Creates an array excluding all provided values using + * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * for equality comparisons. + * + * @static + * @memberOf _ + * @category Array + * @param {Array} array The array to filter. + * @param {...*} [values] The values to exclude. + * @returns {Array} Returns the new array of filtered values. + * @example + * + * _.without([1, 2, 1, 3], 1, 2); + * // => [3] + */ + var without = restParam(function(array, values) { + return isArrayLike(array) + ? baseDifference(array, values) + : []; + }); + + /** + * Creates an array of unique values that is the [symmetric difference](https://en.wikipedia.org/wiki/Symmetric_difference) + * of the provided arrays. + * + * @static + * @memberOf _ + * @category Array + * @param {...Array} [arrays] The arrays to inspect. + * @returns {Array} Returns the new array of values. + * @example + * + * _.xor([1, 2], [4, 2]); + * // => [1, 4] + */ + function xor() { + var index = -1, + length = arguments.length; + + while (++index < length) { + var array = arguments[index]; + if (isArrayLike(array)) { + var result = result + ? arrayPush(baseDifference(result, array), baseDifference(array, result)) + : array; + } + } + return result ? baseUniq(result) : []; + } + + /** + * Creates an array of grouped elements, the first of which contains the first + * elements of the given arrays, the second of which contains the second elements + * of the given arrays, and so on. + * + * @static + * @memberOf _ + * @category Array + * @param {...Array} [arrays] The arrays to process. + * @returns {Array} Returns the new array of grouped elements. + * @example + * + * _.zip(['fred', 'barney'], [30, 40], [true, false]); + * // => [['fred', 30, true], ['barney', 40, false]] + */ + var zip = restParam(unzip); + + /** + * The inverse of `_.pairs`; this method returns an object composed from arrays + * of property names and values. Provide either a single two dimensional array, + * e.g. `[[key1, value1], [key2, value2]]` or two arrays, one of property names + * and one of corresponding values. + * + * @static + * @memberOf _ + * @alias object + * @category Array + * @param {Array} props The property names. + * @param {Array} [values=[]] The property values. + * @returns {Object} Returns the new object. + * @example + * + * _.zipObject([['fred', 30], ['barney', 40]]); + * // => { 'fred': 30, 'barney': 40 } + * + * _.zipObject(['fred', 'barney'], [30, 40]); + * // => { 'fred': 30, 'barney': 40 } + */ + function zipObject(props, values) { + var index = -1, + length = props ? props.length : 0, + result = {}; + + if (length && !values && !isArray(props[0])) { + values = []; + } + while (++index < length) { + var key = props[index]; + if (values) { + result[key] = values[index]; + } else if (key) { + result[key[0]] = key[1]; + } + } + return result; + } + + /** + * This method is like `_.zip` except that it accepts an iteratee to specify + * how grouped values should be combined. The `iteratee` is bound to `thisArg` + * and invoked with four arguments: (accumulator, value, index, group). + * + * @static + * @memberOf _ + * @category Array + * @param {...Array} [arrays] The arrays to process. + * @param {Function} [iteratee] The function to combine grouped values. + * @param {*} [thisArg] The `this` binding of `iteratee`. + * @returns {Array} Returns the new array of grouped elements. + * @example + * + * _.zipWith([1, 2], [10, 20], [100, 200], _.add); + * // => [111, 222] + */ + var zipWith = restParam(function(arrays) { + var length = arrays.length, + iteratee = length > 2 ? arrays[length - 2] : undefined, + thisArg = length > 1 ? arrays[length - 1] : undefined; + + if (length > 2 && typeof iteratee == 'function') { + length -= 2; + } else { + iteratee = (length > 1 && typeof thisArg == 'function') ? (--length, thisArg) : undefined; + thisArg = undefined; + } + arrays.length = length; + return unzipWith(arrays, iteratee, thisArg); + }); + + /*------------------------------------------------------------------------*/ + + /** + * Creates a `lodash` object that wraps `value` with explicit method + * chaining enabled. + * + * @static + * @memberOf _ + * @category Chain + * @param {*} value The value to wrap. + * @returns {Object} Returns the new `lodash` wrapper instance. + * @example + * + * var users = [ + * { 'user': 'barney', 'age': 36 }, + * { 'user': 'fred', 'age': 40 }, + * { 'user': 'pebbles', 'age': 1 } + * ]; + * + * var youngest = _.chain(users) + * .sortBy('age') + * .map(function(chr) { + * return chr.user + ' is ' + chr.age; + * }) + * .first() + * .value(); + * // => 'pebbles is 1' + */ + function chain(value) { + var result = lodash(value); + result.__chain__ = true; + return result; + } + + /** + * This method invokes `interceptor` and returns `value`. The interceptor is + * bound to `thisArg` and invoked with one argument; (value). The purpose of + * this method is to "tap into" a method chain in order to perform operations + * on intermediate results within the chain. + * + * @static + * @memberOf _ + * @category Chain + * @param {*} value The value to provide to `interceptor`. + * @param {Function} interceptor The function to invoke. + * @param {*} [thisArg] The `this` binding of `interceptor`. + * @returns {*} Returns `value`. + * @example + * + * _([1, 2, 3]) + * .tap(function(array) { + * array.pop(); + * }) + * .reverse() + * .value(); + * // => [2, 1] + */ + function tap(value, interceptor, thisArg) { + interceptor.call(thisArg, value); + return value; + } + + /** + * This method is like `_.tap` except that it returns the result of `interceptor`. + * + * @static + * @memberOf _ + * @category Chain + * @param {*} value The value to provide to `interceptor`. + * @param {Function} interceptor The function to invoke. + * @param {*} [thisArg] The `this` binding of `interceptor`. + * @returns {*} Returns the result of `interceptor`. + * @example + * + * _(' abc ') + * .chain() + * .trim() + * .thru(function(value) { + * return [value]; + * }) + * .value(); + * // => ['abc'] + */ + function thru(value, interceptor, thisArg) { + return interceptor.call(thisArg, value); + } + + /** + * Enables explicit method chaining on the wrapper object. + * + * @name chain + * @memberOf _ + * @category Chain + * @returns {Object} Returns the new `lodash` wrapper instance. + * @example + * + * var users = [ + * { 'user': 'barney', 'age': 36 }, + * { 'user': 'fred', 'age': 40 } + * ]; + * + * // without explicit chaining + * _(users).first(); + * // => { 'user': 'barney', 'age': 36 } + * + * // with explicit chaining + * _(users).chain() + * .first() + * .pick('user') + * .value(); + * // => { 'user': 'barney' } + */ + function wrapperChain() { + return chain(this); + } + + /** + * Executes the chained sequence and returns the wrapped result. + * + * @name commit + * @memberOf _ + * @category Chain + * @returns {Object} Returns the new `lodash` wrapper instance. + * @example + * + * var array = [1, 2]; + * var wrapped = _(array).push(3); + * + * console.log(array); + * // => [1, 2] + * + * wrapped = wrapped.commit(); + * console.log(array); + * // => [1, 2, 3] + * + * wrapped.last(); + * // => 3 + * + * console.log(array); + * // => [1, 2, 3] + */ + function wrapperCommit() { + return new LodashWrapper(this.value(), this.__chain__); + } + + /** + * Creates a new array joining a wrapped array with any additional arrays + * and/or values. + * + * @name concat + * @memberOf _ + * @category Chain + * @param {...*} [values] The values to concatenate. + * @returns {Array} Returns the new concatenated array. + * @example + * + * var array = [1]; + * var wrapped = _(array).concat(2, [3], [[4]]); + * + * console.log(wrapped.value()); + * // => [1, 2, 3, [4]] + * + * console.log(array); + * // => [1] + */ + var wrapperConcat = restParam(function(values) { + values = baseFlatten(values); + return this.thru(function(array) { + return arrayConcat(isArray(array) ? array : [toObject(array)], values); + }); + }); + + /** + * Creates a clone of the chained sequence planting `value` as the wrapped value. + * + * @name plant + * @memberOf _ + * @category Chain + * @returns {Object} Returns the new `lodash` wrapper instance. + * @example + * + * var array = [1, 2]; + * var wrapped = _(array).map(function(value) { + * return Math.pow(value, 2); + * }); + * + * var other = [3, 4]; + * var otherWrapped = wrapped.plant(other); + * + * otherWrapped.value(); + * // => [9, 16] + * + * wrapped.value(); + * // => [1, 4] + */ + function wrapperPlant(value) { + var result, + parent = this; + + while (parent instanceof baseLodash) { + var clone = wrapperClone(parent); + if (result) { + previous.__wrapped__ = clone; + } else { + result = clone; + } + var previous = clone; + parent = parent.__wrapped__; + } + previous.__wrapped__ = value; + return result; + } + + /** + * Reverses the wrapped array so the first element becomes the last, the + * second element becomes the second to last, and so on. + * + * **Note:** This method mutates the wrapped array. + * + * @name reverse + * @memberOf _ + * @category Chain + * @returns {Object} Returns the new reversed `lodash` wrapper instance. + * @example + * + * var array = [1, 2, 3]; + * + * _(array).reverse().value() + * // => [3, 2, 1] + * + * console.log(array); + * // => [3, 2, 1] + */ + function wrapperReverse() { + var value = this.__wrapped__; + + var interceptor = function(value) { + return (wrapped && wrapped.__dir__ < 0) ? value : value.reverse(); + }; + if (value instanceof LazyWrapper) { + var wrapped = value; + if (this.__actions__.length) { + wrapped = new LazyWrapper(this); + } + wrapped = wrapped.reverse(); + wrapped.__actions__.push({ 'func': thru, 'args': [interceptor], 'thisArg': undefined }); + return new LodashWrapper(wrapped, this.__chain__); + } + return this.thru(interceptor); + } + + /** + * Produces the result of coercing the unwrapped value to a string. + * + * @name toString + * @memberOf _ + * @category Chain + * @returns {string} Returns the coerced string value. + * @example + * + * _([1, 2, 3]).toString(); + * // => '1,2,3' + */ + function wrapperToString() { + return (this.value() + ''); + } + + /** + * Executes the chained sequence to extract the unwrapped value. + * + * @name value + * @memberOf _ + * @alias run, toJSON, valueOf + * @category Chain + * @returns {*} Returns the resolved unwrapped value. + * @example + * + * _([1, 2, 3]).value(); + * // => [1, 2, 3] + */ + function wrapperValue() { + return baseWrapperValue(this.__wrapped__, this.__actions__); + } + + /*------------------------------------------------------------------------*/ + + /** + * Creates an array of elements corresponding to the given keys, or indexes, + * of `collection`. Keys may be specified as individual arguments or as arrays + * of keys. + * + * @static + * @memberOf _ + * @category Collection + * @param {Array|Object|string} collection The collection to iterate over. + * @param {...(number|number[]|string|string[])} [props] The property names + * or indexes of elements to pick, specified individually or in arrays. + * @returns {Array} Returns the new array of picked elements. + * @example + * + * _.at(['a', 'b', 'c'], [0, 2]); + * // => ['a', 'c'] + * + * _.at(['barney', 'fred', 'pebbles'], 0, 2); + * // => ['barney', 'pebbles'] + */ + var at = restParam(function(collection, props) { + return baseAt(collection, baseFlatten(props)); + }); + + /** + * Creates an object composed of keys generated from the results of running + * each element of `collection` through `iteratee`. The corresponding value + * of each key is the number of times the key was returned by `iteratee`. + * The `iteratee` is bound to `thisArg` and invoked with three arguments: + * (value, index|key, collection). + * + * If a property name is provided for `iteratee` the created `_.property` + * style callback returns the property value of the given element. + * + * If a value is also provided for `thisArg` the created `_.matchesProperty` + * style callback returns `true` for elements that have a matching property + * value, else `false`. + * + * If an object is provided for `iteratee` the created `_.matches` style + * callback returns `true` for elements that have the properties of the given + * object, else `false`. + * + * @static + * @memberOf _ + * @category Collection + * @param {Array|Object|string} collection The collection to iterate over. + * @param {Function|Object|string} [iteratee=_.identity] The function invoked + * per iteration. + * @param {*} [thisArg] The `this` binding of `iteratee`. + * @returns {Object} Returns the composed aggregate object. + * @example + * + * _.countBy([4.3, 6.1, 6.4], function(n) { + * return Math.floor(n); + * }); + * // => { '4': 1, '6': 2 } + * + * _.countBy([4.3, 6.1, 6.4], function(n) { + * return this.floor(n); + * }, Math); + * // => { '4': 1, '6': 2 } + * + * _.countBy(['one', 'two', 'three'], 'length'); + * // => { '3': 2, '5': 1 } + */ + var countBy = createAggregator(function(result, value, key) { + hasOwnProperty.call(result, key) ? ++result[key] : (result[key] = 1); + }); + + /** + * Checks if `predicate` returns truthy for **all** elements of `collection`. + * The predicate is bound to `thisArg` and invoked with three arguments: + * (value, index|key, collection). + * + * If a property name is provided for `predicate` the created `_.property` + * style callback returns the property value of the given element. + * + * If a value is also provided for `thisArg` the created `_.matchesProperty` + * style callback returns `true` for elements that have a matching property + * value, else `false`. + * + * If an object is provided for `predicate` the created `_.matches` style + * callback returns `true` for elements that have the properties of the given + * object, else `false`. + * + * @static + * @memberOf _ + * @alias all + * @category Collection + * @param {Array|Object|string} collection The collection to iterate over. + * @param {Function|Object|string} [predicate=_.identity] The function invoked + * per iteration. + * @param {*} [thisArg] The `this` binding of `predicate`. + * @returns {boolean} Returns `true` if all elements pass the predicate check, + * else `false`. + * @example + * + * _.every([true, 1, null, 'yes'], Boolean); + * // => false + * + * var users = [ + * { 'user': 'barney', 'active': false }, + * { 'user': 'fred', 'active': false } + * ]; + * + * // using the `_.matches` callback shorthand + * _.every(users, { 'user': 'barney', 'active': false }); + * // => false + * + * // using the `_.matchesProperty` callback shorthand + * _.every(users, 'active', false); + * // => true + * + * // using the `_.property` callback shorthand + * _.every(users, 'active'); + * // => false + */ + function every(collection, predicate, thisArg) { + var func = isArray(collection) ? arrayEvery : baseEvery; + if (thisArg && isIterateeCall(collection, predicate, thisArg)) { + predicate = undefined; + } + if (typeof predicate != 'function' || thisArg !== undefined) { + predicate = getCallback(predicate, thisArg, 3); + } + return func(collection, predicate); + } + + /** + * Iterates over elements of `collection`, returning an array of all elements + * `predicate` returns truthy for. The predicate is bound to `thisArg` and + * invoked with three arguments: (value, index|key, collection). + * + * If a property name is provided for `predicate` the created `_.property` + * style callback returns the property value of the given element. + * + * If a value is also provided for `thisArg` the created `_.matchesProperty` + * style callback returns `true` for elements that have a matching property + * value, else `false`. + * + * If an object is provided for `predicate` the created `_.matches` style + * callback returns `true` for elements that have the properties of the given + * object, else `false`. + * + * @static + * @memberOf _ + * @alias select + * @category Collection + * @param {Array|Object|string} collection The collection to iterate over. + * @param {Function|Object|string} [predicate=_.identity] The function invoked + * per iteration. + * @param {*} [thisArg] The `this` binding of `predicate`. + * @returns {Array} Returns the new filtered array. + * @example + * + * _.filter([4, 5, 6], function(n) { + * return n % 2 == 0; + * }); + * // => [4, 6] + * + * var users = [ + * { 'user': 'barney', 'age': 36, 'active': true }, + * { 'user': 'fred', 'age': 40, 'active': false } + * ]; + * + * // using the `_.matches` callback shorthand + * _.pluck(_.filter(users, { 'age': 36, 'active': true }), 'user'); + * // => ['barney'] + * + * // using the `_.matchesProperty` callback shorthand + * _.pluck(_.filter(users, 'active', false), 'user'); + * // => ['fred'] + * + * // using the `_.property` callback shorthand + * _.pluck(_.filter(users, 'active'), 'user'); + * // => ['barney'] + */ + function filter(collection, predicate, thisArg) { + var func = isArray(collection) ? arrayFilter : baseFilter; + predicate = getCallback(predicate, thisArg, 3); + return func(collection, predicate); + } + + /** + * Iterates over elements of `collection`, returning the first element + * `predicate` returns truthy for. The predicate is bound to `thisArg` and + * invoked with three arguments: (value, index|key, collection). + * + * If a property name is provided for `predicate` the created `_.property` + * style callback returns the property value of the given element. + * + * If a value is also provided for `thisArg` the created `_.matchesProperty` + * style callback returns `true` for elements that have a matching property + * value, else `false`. + * + * If an object is provided for `predicate` the created `_.matches` style + * callback returns `true` for elements that have the properties of the given + * object, else `false`. + * + * @static + * @memberOf _ + * @alias detect + * @category Collection + * @param {Array|Object|string} collection The collection to search. + * @param {Function|Object|string} [predicate=_.identity] The function invoked + * per iteration. + * @param {*} [thisArg] The `this` binding of `predicate`. + * @returns {*} Returns the matched element, else `undefined`. + * @example + * + * var users = [ + * { 'user': 'barney', 'age': 36, 'active': true }, + * { 'user': 'fred', 'age': 40, 'active': false }, + * { 'user': 'pebbles', 'age': 1, 'active': true } + * ]; + * + * _.result(_.find(users, function(chr) { + * return chr.age < 40; + * }), 'user'); + * // => 'barney' + * + * // using the `_.matches` callback shorthand + * _.result(_.find(users, { 'age': 1, 'active': true }), 'user'); + * // => 'pebbles' + * + * // using the `_.matchesProperty` callback shorthand + * _.result(_.find(users, 'active', false), 'user'); + * // => 'fred' + * + * // using the `_.property` callback shorthand + * _.result(_.find(users, 'active'), 'user'); + * // => 'barney' + */ + var find = createFind(baseEach); + + /** + * This method is like `_.find` except that it iterates over elements of + * `collection` from right to left. + * + * @static + * @memberOf _ + * @category Collection + * @param {Array|Object|string} collection The collection to search. + * @param {Function|Object|string} [predicate=_.identity] The function invoked + * per iteration. + * @param {*} [thisArg] The `this` binding of `predicate`. + * @returns {*} Returns the matched element, else `undefined`. + * @example + * + * _.findLast([1, 2, 3, 4], function(n) { + * return n % 2 == 1; + * }); + * // => 3 + */ + var findLast = createFind(baseEachRight, true); + + /** + * Performs a deep comparison between each element in `collection` and the + * source object, returning the first element that has equivalent property + * values. + * + * **Note:** This method supports comparing arrays, booleans, `Date` objects, + * numbers, `Object` objects, regexes, and strings. Objects are compared by + * their own, not inherited, enumerable properties. For comparing a single + * own or inherited property value see `_.matchesProperty`. + * + * @static + * @memberOf _ + * @category Collection + * @param {Array|Object|string} collection The collection to search. + * @param {Object} source The object of property values to match. + * @returns {*} Returns the matched element, else `undefined`. + * @example + * + * var users = [ + * { 'user': 'barney', 'age': 36, 'active': true }, + * { 'user': 'fred', 'age': 40, 'active': false } + * ]; + * + * _.result(_.findWhere(users, { 'age': 36, 'active': true }), 'user'); + * // => 'barney' + * + * _.result(_.findWhere(users, { 'age': 40, 'active': false }), 'user'); + * // => 'fred' + */ + function findWhere(collection, source) { + return find(collection, baseMatches(source)); + } + + /** + * Iterates over elements of `collection` invoking `iteratee` for each element. + * The `iteratee` is bound to `thisArg` and invoked with three arguments: + * (value, index|key, collection). Iteratee functions may exit iteration early + * by explicitly returning `false`. + * + * **Note:** As with other "Collections" methods, objects with a "length" property + * are iterated like arrays. To avoid this behavior `_.forIn` or `_.forOwn` + * may be used for object iteration. + * + * @static + * @memberOf _ + * @alias each + * @category Collection + * @param {Array|Object|string} collection The collection to iterate over. + * @param {Function} [iteratee=_.identity] The function invoked per iteration. + * @param {*} [thisArg] The `this` binding of `iteratee`. + * @returns {Array|Object|string} Returns `collection`. + * @example + * + * _([1, 2]).forEach(function(n) { + * console.log(n); + * }).value(); + * // => logs each value from left to right and returns the array + * + * _.forEach({ 'a': 1, 'b': 2 }, function(n, key) { + * console.log(n, key); + * }); + * // => logs each value-key pair and returns the object (iteration order is not guaranteed) + */ + var forEach = createForEach(arrayEach, baseEach); + + /** + * This method is like `_.forEach` except that it iterates over elements of + * `collection` from right to left. + * + * @static + * @memberOf _ + * @alias eachRight + * @category Collection + * @param {Array|Object|string} collection The collection to iterate over. + * @param {Function} [iteratee=_.identity] The function invoked per iteration. + * @param {*} [thisArg] The `this` binding of `iteratee`. + * @returns {Array|Object|string} Returns `collection`. + * @example + * + * _([1, 2]).forEachRight(function(n) { + * console.log(n); + * }).value(); + * // => logs each value from right to left and returns the array + */ + var forEachRight = createForEach(arrayEachRight, baseEachRight); + + /** + * Creates an object composed of keys generated from the results of running + * each element of `collection` through `iteratee`. The corresponding value + * of each key is an array of the elements responsible for generating the key. + * The `iteratee` is bound to `thisArg` and invoked with three arguments: + * (value, index|key, collection). + * + * If a property name is provided for `iteratee` the created `_.property` + * style callback returns the property value of the given element. + * + * If a value is also provided for `thisArg` the created `_.matchesProperty` + * style callback returns `true` for elements that have a matching property + * value, else `false`. + * + * If an object is provided for `iteratee` the created `_.matches` style + * callback returns `true` for elements that have the properties of the given + * object, else `false`. + * + * @static + * @memberOf _ + * @category Collection + * @param {Array|Object|string} collection The collection to iterate over. + * @param {Function|Object|string} [iteratee=_.identity] The function invoked + * per iteration. + * @param {*} [thisArg] The `this` binding of `iteratee`. + * @returns {Object} Returns the composed aggregate object. + * @example + * + * _.groupBy([4.2, 6.1, 6.4], function(n) { + * return Math.floor(n); + * }); + * // => { '4': [4.2], '6': [6.1, 6.4] } + * + * _.groupBy([4.2, 6.1, 6.4], function(n) { + * return this.floor(n); + * }, Math); + * // => { '4': [4.2], '6': [6.1, 6.4] } + * + * // using the `_.property` callback shorthand + * _.groupBy(['one', 'two', 'three'], 'length'); + * // => { '3': ['one', 'two'], '5': ['three'] } + */ + var groupBy = createAggregator(function(result, value, key) { + if (hasOwnProperty.call(result, key)) { + result[key].push(value); + } else { + result[key] = [value]; + } + }); + + /** + * Checks if `value` is in `collection` using + * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero) + * for equality comparisons. If `fromIndex` is negative, it is used as the offset + * from the end of `collection`. + * + * @static + * @memberOf _ + * @alias contains, include + * @category Collection + * @param {Array|Object|string} collection The collection to search. + * @param {*} target The value to search for. + * @param {number} [fromIndex=0] The index to search from. + * @param- {Object} [guard] Enables use as a callback for functions like `_.reduce`. + * @returns {boolean} Returns `true` if a matching element is found, else `false`. + * @example + * + * _.includes([1, 2, 3], 1); + * // => true + * + * _.includes([1, 2, 3], 1, 2); + * // => false + * + * _.includes({ 'user': 'fred', 'age': 40 }, 'fred'); + * // => true + * + * _.includes('pebbles', 'eb'); + * // => true + */ + function includes(collection, target, fromIndex, guard) { + var length = collection ? getLength(collection) : 0; + if (!isLength(length)) { + collection = values(collection); + length = collection.length; + } + if (typeof fromIndex != 'number' || (guard && isIterateeCall(target, fromIndex, guard))) { + fromIndex = 0; + } else { + fromIndex = fromIndex < 0 ? nativeMax(length + fromIndex, 0) : (fromIndex || 0); + } + return (typeof collection == 'string' || !isArray(collection) && isString(collection)) + ? (fromIndex <= length && collection.indexOf(target, fromIndex) > -1) + : (!!length && getIndexOf(collection, target, fromIndex) > -1); + } + + /** + * Creates an object composed of keys generated from the results of running + * each element of `collection` through `iteratee`. The corresponding value + * of each key is the last element responsible for generating the key. The + * iteratee function is bound to `thisArg` and invoked with three arguments: + * (value, index|key, collection). + * + * If a property name is provided for `iteratee` the created `_.property` + * style callback returns the property value of the given element. + * + * If a value is also provided for `thisArg` the created `_.matchesProperty` + * style callback returns `true` for elements that have a matching property + * value, else `false`. + * + * If an object is provided for `iteratee` the created `_.matches` style + * callback returns `true` for elements that have the properties of the given + * object, else `false`. + * + * @static + * @memberOf _ + * @category Collection + * @param {Array|Object|string} collection The collection to iterate over. + * @param {Function|Object|string} [iteratee=_.identity] The function invoked + * per iteration. + * @param {*} [thisArg] The `this` binding of `iteratee`. + * @returns {Object} Returns the composed aggregate object. + * @example + * + * var keyData = [ + * { 'dir': 'left', 'code': 97 }, + * { 'dir': 'right', 'code': 100 } + * ]; + * + * _.indexBy(keyData, 'dir'); + * // => { 'left': { 'dir': 'left', 'code': 97 }, 'right': { 'dir': 'right', 'code': 100 } } + * + * _.indexBy(keyData, function(object) { + * return String.fromCharCode(object.code); + * }); + * // => { 'a': { 'dir': 'left', 'code': 97 }, 'd': { 'dir': 'right', 'code': 100 } } + * + * _.indexBy(keyData, function(object) { + * return this.fromCharCode(object.code); + * }, String); + * // => { 'a': { 'dir': 'left', 'code': 97 }, 'd': { 'dir': 'right', 'code': 100 } } + */ + var indexBy = createAggregator(function(result, value, key) { + result[key] = value; + }); + + /** + * Invokes the method at `path` of each element in `collection`, returning + * an array of the results of each invoked method. Any additional arguments + * are provided to each invoked method. If `methodName` is a function it is + * invoked for, and `this` bound to, each element in `collection`. + * + * @static + * @memberOf _ + * @category Collection + * @param {Array|Object|string} collection The collection to iterate over. + * @param {Array|Function|string} path The path of the method to invoke or + * the function invoked per iteration. + * @param {...*} [args] The arguments to invoke the method with. + * @returns {Array} Returns the array of results. + * @example + * + * _.invoke([[5, 1, 7], [3, 2, 1]], 'sort'); + * // => [[1, 5, 7], [1, 2, 3]] + * + * _.invoke([123, 456], String.prototype.split, ''); + * // => [['1', '2', '3'], ['4', '5', '6']] + */ + var invoke = restParam(function(collection, path, args) { + var index = -1, + isFunc = typeof path == 'function', + isProp = isKey(path), + result = isArrayLike(collection) ? Array(collection.length) : []; + + baseEach(collection, function(value) { + var func = isFunc ? path : ((isProp && value != null) ? value[path] : undefined); + result[++index] = func ? func.apply(value, args) : invokePath(value, path, args); + }); + return result; + }); + + /** + * Creates an array of values by running each element in `collection` through + * `iteratee`. The `iteratee` is bound to `thisArg` and invoked with three + * arguments: (value, index|key, collection). + * + * If a property name is provided for `iteratee` the created `_.property` + * style callback returns the property value of the given element. + * + * If a value is also provided for `thisArg` the created `_.matchesProperty` + * style callback returns `true` for elements that have a matching property + * value, else `false`. + * + * If an object is provided for `iteratee` the created `_.matches` style + * callback returns `true` for elements that have the properties of the given + * object, else `false`. + * + * Many lodash methods are guarded to work as iteratees for methods like + * `_.every`, `_.filter`, `_.map`, `_.mapValues`, `_.reject`, and `_.some`. + * + * The guarded methods are: + * `ary`, `callback`, `chunk`, `clone`, `create`, `curry`, `curryRight`, + * `drop`, `dropRight`, `every`, `fill`, `flatten`, `invert`, `max`, `min`, + * `parseInt`, `slice`, `sortBy`, `take`, `takeRight`, `template`, `trim`, + * `trimLeft`, `trimRight`, `trunc`, `random`, `range`, `sample`, `some`, + * `sum`, `uniq`, and `words` + * + * @static + * @memberOf _ + * @alias collect + * @category Collection + * @param {Array|Object|string} collection The collection to iterate over. + * @param {Function|Object|string} [iteratee=_.identity] The function invoked + * per iteration. + * @param {*} [thisArg] The `this` binding of `iteratee`. + * @returns {Array} Returns the new mapped array. + * @example + * + * function timesThree(n) { + * return n * 3; + * } + * + * _.map([1, 2], timesThree); + * // => [3, 6] + * + * _.map({ 'a': 1, 'b': 2 }, timesThree); + * // => [3, 6] (iteration order is not guaranteed) + * + * var users = [ + * { 'user': 'barney' }, + * { 'user': 'fred' } + * ]; + * + * // using the `_.property` callback shorthand + * _.map(users, 'user'); + * // => ['barney', 'fred'] + */ + function map(collection, iteratee, thisArg) { + var func = isArray(collection) ? arrayMap : baseMap; + iteratee = getCallback(iteratee, thisArg, 3); + return func(collection, iteratee); + } + + /** + * Creates an array of elements split into two groups, the first of which + * contains elements `predicate` returns truthy for, while the second of which + * contains elements `predicate` returns falsey for. The predicate is bound + * to `thisArg` and invoked with three arguments: (value, index|key, collection). + * + * If a property name is provided for `predicate` the created `_.property` + * style callback returns the property value of the given element. + * + * If a value is also provided for `thisArg` the created `_.matchesProperty` + * style callback returns `true` for elements that have a matching property + * value, else `false`. + * + * If an object is provided for `predicate` the created `_.matches` style + * callback returns `true` for elements that have the properties of the given + * object, else `false`. + * + * @static + * @memberOf _ + * @category Collection + * @param {Array|Object|string} collection The collection to iterate over. + * @param {Function|Object|string} [predicate=_.identity] The function invoked + * per iteration. + * @param {*} [thisArg] The `this` binding of `predicate`. + * @returns {Array} Returns the array of grouped elements. + * @example + * + * _.partition([1, 2, 3], function(n) { + * return n % 2; + * }); + * // => [[1, 3], [2]] + * + * _.partition([1.2, 2.3, 3.4], function(n) { + * return this.floor(n) % 2; + * }, Math); + * // => [[1.2, 3.4], [2.3]] + * + * var users = [ + * { 'user': 'barney', 'age': 36, 'active': false }, + * { 'user': 'fred', 'age': 40, 'active': true }, + * { 'user': 'pebbles', 'age': 1, 'active': false } + * ]; + * + * var mapper = function(array) { + * return _.pluck(array, 'user'); + * }; + * + * // using the `_.matches` callback shorthand + * _.map(_.partition(users, { 'age': 1, 'active': false }), mapper); + * // => [['pebbles'], ['barney', 'fred']] + * + * // using the `_.matchesProperty` callback shorthand + * _.map(_.partition(users, 'active', false), mapper); + * // => [['barney', 'pebbles'], ['fred']] + * + * // using the `_.property` callback shorthand + * _.map(_.partition(users, 'active'), mapper); + * // => [['fred'], ['barney', 'pebbles']] + */ + var partition = createAggregator(function(result, value, key) { + result[key ? 0 : 1].push(value); + }, function() { return [[], []]; }); + + /** + * Gets the property value of `path` from all elements in `collection`. + * + * @static + * @memberOf _ + * @category Collection + * @param {Array|Object|string} collection The collection to iterate over. + * @param {Array|string} path The path of the property to pluck. + * @returns {Array} Returns the property values. + * @example + * + * var users = [ + * { 'user': 'barney', 'age': 36 }, + * { 'user': 'fred', 'age': 40 } + * ]; + * + * _.pluck(users, 'user'); + * // => ['barney', 'fred'] + * + * var userIndex = _.indexBy(users, 'user'); + * _.pluck(userIndex, 'age'); + * // => [36, 40] (iteration order is not guaranteed) + */ + function pluck(collection, path) { + return map(collection, property(path)); + } + + /** + * Reduces `collection` to a value which is the accumulated result of running + * each element in `collection` through `iteratee`, where each successive + * invocation is supplied the return value of the previous. If `accumulator` + * is not provided the first element of `collection` is used as the initial + * value. The `iteratee` is bound to `thisArg` and invoked with four arguments: + * (accumulator, value, index|key, collection). + * + * Many lodash methods are guarded to work as iteratees for methods like + * `_.reduce`, `_.reduceRight`, and `_.transform`. + * + * The guarded methods are: + * `assign`, `defaults`, `defaultsDeep`, `includes`, `merge`, `sortByAll`, + * and `sortByOrder` + * + * @static + * @memberOf _ + * @alias foldl, inject + * @category Collection + * @param {Array|Object|string} collection The collection to iterate over. + * @param {Function} [iteratee=_.identity] The function invoked per iteration. + * @param {*} [accumulator] The initial value. + * @param {*} [thisArg] The `this` binding of `iteratee`. + * @returns {*} Returns the accumulated value. + * @example + * + * _.reduce([1, 2], function(total, n) { + * return total + n; + * }); + * // => 3 + * + * _.reduce({ 'a': 1, 'b': 2 }, function(result, n, key) { + * result[key] = n * 3; + * return result; + * }, {}); + * // => { 'a': 3, 'b': 6 } (iteration order is not guaranteed) + */ + var reduce = createReduce(arrayReduce, baseEach); + + /** + * This method is like `_.reduce` except that it iterates over elements of + * `collection` from right to left. + * + * @static + * @memberOf _ + * @alias foldr + * @category Collection + * @param {Array|Object|string} collection The collection to iterate over. + * @param {Function} [iteratee=_.identity] The function invoked per iteration. + * @param {*} [accumulator] The initial value. + * @param {*} [thisArg] The `this` binding of `iteratee`. + * @returns {*} Returns the accumulated value. + * @example + * + * var array = [[0, 1], [2, 3], [4, 5]]; + * + * _.reduceRight(array, function(flattened, other) { + * return flattened.concat(other); + * }, []); + * // => [4, 5, 2, 3, 0, 1] + */ + var reduceRight = createReduce(arrayReduceRight, baseEachRight); + + /** + * The opposite of `_.filter`; this method returns the elements of `collection` + * that `predicate` does **not** return truthy for. + * + * @static + * @memberOf _ + * @category Collection + * @param {Array|Object|string} collection The collection to iterate over. + * @param {Function|Object|string} [predicate=_.identity] The function invoked + * per iteration. + * @param {*} [thisArg] The `this` binding of `predicate`. + * @returns {Array} Returns the new filtered array. + * @example + * + * _.reject([1, 2, 3, 4], function(n) { + * return n % 2 == 0; + * }); + * // => [1, 3] + * + * var users = [ + * { 'user': 'barney', 'age': 36, 'active': false }, + * { 'user': 'fred', 'age': 40, 'active': true } + * ]; + * + * // using the `_.matches` callback shorthand + * _.pluck(_.reject(users, { 'age': 40, 'active': true }), 'user'); + * // => ['barney'] + * + * // using the `_.matchesProperty` callback shorthand + * _.pluck(_.reject(users, 'active', false), 'user'); + * // => ['fred'] + * + * // using the `_.property` callback shorthand + * _.pluck(_.reject(users, 'active'), 'user'); + * // => ['barney'] + */ + function reject(collection, predicate, thisArg) { + var func = isArray(collection) ? arrayFilter : baseFilter; + predicate = getCallback(predicate, thisArg, 3); + return func(collection, function(value, index, collection) { + return !predicate(value, index, collection); + }); + } + + /** + * Gets a random element or `n` random elements from a collection. + * + * @static + * @memberOf _ + * @category Collection + * @param {Array|Object|string} collection The collection to sample. + * @param {number} [n] The number of elements to sample. + * @param- {Object} [guard] Enables use as a callback for functions like `_.map`. + * @returns {*} Returns the random sample(s). + * @example + * + * _.sample([1, 2, 3, 4]); + * // => 2 + * + * _.sample([1, 2, 3, 4], 2); + * // => [3, 1] + */ + function sample(collection, n, guard) { + if (guard ? isIterateeCall(collection, n, guard) : n == null) { + collection = toIterable(collection); + var length = collection.length; + return length > 0 ? collection[baseRandom(0, length - 1)] : undefined; + } + var index = -1, + result = toArray(collection), + length = result.length, + lastIndex = length - 1; + + n = nativeMin(n < 0 ? 0 : (+n || 0), length); + while (++index < n) { + var rand = baseRandom(index, lastIndex), + value = result[rand]; + + result[rand] = result[index]; + result[index] = value; + } + result.length = n; + return result; + } + + /** + * Creates an array of shuffled values, using a version of the + * [Fisher-Yates shuffle](https://en.wikipedia.org/wiki/Fisher-Yates_shuffle). + * + * @static + * @memberOf _ + * @category Collection + * @param {Array|Object|string} collection The collection to shuffle. + * @returns {Array} Returns the new shuffled array. + * @example + * + * _.shuffle([1, 2, 3, 4]); + * // => [4, 1, 3, 2] + */ + function shuffle(collection) { + return sample(collection, POSITIVE_INFINITY); + } + + /** + * Gets the size of `collection` by returning its length for array-like + * values or the number of own enumerable properties for objects. + * + * @static + * @memberOf _ + * @category Collection + * @param {Array|Object|string} collection The collection to inspect. + * @returns {number} Returns the size of `collection`. + * @example + * + * _.size([1, 2, 3]); + * // => 3 + * + * _.size({ 'a': 1, 'b': 2 }); + * // => 2 + * + * _.size('pebbles'); + * // => 7 + */ + function size(collection) { + var length = collection ? getLength(collection) : 0; + return isLength(length) ? length : keys(collection).length; + } + + /** + * Checks if `predicate` returns truthy for **any** element of `collection`. + * The function returns as soon as it finds a passing value and does not iterate + * over the entire collection. The predicate is bound to `thisArg` and invoked + * with three arguments: (value, index|key, collection). + * + * If a property name is provided for `predicate` the created `_.property` + * style callback returns the property value of the given element. + * + * If a value is also provided for `thisArg` the created `_.matchesProperty` + * style callback returns `true` for elements that have a matching property + * value, else `false`. + * + * If an object is provided for `predicate` the created `_.matches` style + * callback returns `true` for elements that have the properties of the given + * object, else `false`. + * + * @static + * @memberOf _ + * @alias any + * @category Collection + * @param {Array|Object|string} collection The collection to iterate over. + * @param {Function|Object|string} [predicate=_.identity] The function invoked + * per iteration. + * @param {*} [thisArg] The `this` binding of `predicate`. + * @returns {boolean} Returns `true` if any element passes the predicate check, + * else `false`. + * @example + * + * _.some([null, 0, 'yes', false], Boolean); + * // => true + * + * var users = [ + * { 'user': 'barney', 'active': true }, + * { 'user': 'fred', 'active': false } + * ]; + * + * // using the `_.matches` callback shorthand + * _.some(users, { 'user': 'barney', 'active': false }); + * // => false + * + * // using the `_.matchesProperty` callback shorthand + * _.some(users, 'active', false); + * // => true + * + * // using the `_.property` callback shorthand + * _.some(users, 'active'); + * // => true + */ + function some(collection, predicate, thisArg) { + var func = isArray(collection) ? arraySome : baseSome; + if (thisArg && isIterateeCall(collection, predicate, thisArg)) { + predicate = undefined; + } + if (typeof predicate != 'function' || thisArg !== undefined) { + predicate = getCallback(predicate, thisArg, 3); + } + return func(collection, predicate); + } + + /** + * Creates an array of elements, sorted in ascending order by the results of + * running each element in a collection through `iteratee`. This method performs + * a stable sort, that is, it preserves the original sort order of equal elements. + * The `iteratee` is bound to `thisArg` and invoked with three arguments: + * (value, index|key, collection). + * + * If a property name is provided for `iteratee` the created `_.property` + * style callback returns the property value of the given element. + * + * If a value is also provided for `thisArg` the created `_.matchesProperty` + * style callback returns `true` for elements that have a matching property + * value, else `false`. + * + * If an object is provided for `iteratee` the created `_.matches` style + * callback returns `true` for elements that have the properties of the given + * object, else `false`. + * + * @static + * @memberOf _ + * @category Collection + * @param {Array|Object|string} collection The collection to iterate over. + * @param {Function|Object|string} [iteratee=_.identity] The function invoked + * per iteration. + * @param {*} [thisArg] The `this` binding of `iteratee`. + * @returns {Array} Returns the new sorted array. + * @example + * + * _.sortBy([1, 2, 3], function(n) { + * return Math.sin(n); + * }); + * // => [3, 1, 2] + * + * _.sortBy([1, 2, 3], function(n) { + * return this.sin(n); + * }, Math); + * // => [3, 1, 2] + * + * var users = [ + * { 'user': 'fred' }, + * { 'user': 'pebbles' }, + * { 'user': 'barney' } + * ]; + * + * // using the `_.property` callback shorthand + * _.pluck(_.sortBy(users, 'user'), 'user'); + * // => ['barney', 'fred', 'pebbles'] + */ + function sortBy(collection, iteratee, thisArg) { + if (collection == null) { + return []; + } + if (thisArg && isIterateeCall(collection, iteratee, thisArg)) { + iteratee = undefined; + } + var index = -1; + iteratee = getCallback(iteratee, thisArg, 3); + + var result = baseMap(collection, function(value, key, collection) { + return { 'criteria': iteratee(value, key, collection), 'index': ++index, 'value': value }; + }); + return baseSortBy(result, compareAscending); + } + + /** + * This method is like `_.sortBy` except that it can sort by multiple iteratees + * or property names. + * + * If a property name is provided for an iteratee the created `_.property` + * style callback returns the property value of the given element. + * + * If an object is provided for an iteratee the created `_.matches` style + * callback returns `true` for elements that have the properties of the given + * object, else `false`. + * + * @static + * @memberOf _ + * @category Collection + * @param {Array|Object|string} collection The collection to iterate over. + * @param {...(Function|Function[]|Object|Object[]|string|string[])} iteratees + * The iteratees to sort by, specified as individual values or arrays of values. + * @returns {Array} Returns the new sorted array. + * @example + * + * var users = [ + * { 'user': 'fred', 'age': 48 }, + * { 'user': 'barney', 'age': 36 }, + * { 'user': 'fred', 'age': 42 }, + * { 'user': 'barney', 'age': 34 } + * ]; + * + * _.map(_.sortByAll(users, ['user', 'age']), _.values); + * // => [['barney', 34], ['barney', 36], ['fred', 42], ['fred', 48]] + * + * _.map(_.sortByAll(users, 'user', function(chr) { + * return Math.floor(chr.age / 10); + * }), _.values); + * // => [['barney', 36], ['barney', 34], ['fred', 48], ['fred', 42]] + */ + var sortByAll = restParam(function(collection, iteratees) { + if (collection == null) { + return []; + } + var guard = iteratees[2]; + if (guard && isIterateeCall(iteratees[0], iteratees[1], guard)) { + iteratees.length = 1; + } + return baseSortByOrder(collection, baseFlatten(iteratees), []); + }); + + /** + * This method is like `_.sortByAll` except that it allows specifying the + * sort orders of the iteratees to sort by. If `orders` is unspecified, all + * values are sorted in ascending order. Otherwise, a value is sorted in + * ascending order if its corresponding order is "asc", and descending if "desc". + * + * If a property name is provided for an iteratee the created `_.property` + * style callback returns the property value of the given element. + * + * If an object is provided for an iteratee the created `_.matches` style + * callback returns `true` for elements that have the properties of the given + * object, else `false`. + * + * @static + * @memberOf _ + * @category Collection + * @param {Array|Object|string} collection The collection to iterate over. + * @param {Function[]|Object[]|string[]} iteratees The iteratees to sort by. + * @param {boolean[]} [orders] The sort orders of `iteratees`. + * @param- {Object} [guard] Enables use as a callback for functions like `_.reduce`. + * @returns {Array} Returns the new sorted array. + * @example + * + * var users = [ + * { 'user': 'fred', 'age': 48 }, + * { 'user': 'barney', 'age': 34 }, + * { 'user': 'fred', 'age': 42 }, + * { 'user': 'barney', 'age': 36 } + * ]; + * + * // sort by `user` in ascending order and by `age` in descending order + * _.map(_.sortByOrder(users, ['user', 'age'], ['asc', 'desc']), _.values); + * // => [['barney', 36], ['barney', 34], ['fred', 48], ['fred', 42]] + */ + function sortByOrder(collection, iteratees, orders, guard) { + if (collection == null) { + return []; + } + if (guard && isIterateeCall(iteratees, orders, guard)) { + orders = undefined; + } + if (!isArray(iteratees)) { + iteratees = iteratees == null ? [] : [iteratees]; + } + if (!isArray(orders)) { + orders = orders == null ? [] : [orders]; + } + return baseSortByOrder(collection, iteratees, orders); + } + + /** + * Performs a deep comparison between each element in `collection` and the + * source object, returning an array of all elements that have equivalent + * property values. + * + * **Note:** This method supports comparing arrays, booleans, `Date` objects, + * numbers, `Object` objects, regexes, and strings. Objects are compared by + * their own, not inherited, enumerable properties. For comparing a single + * own or inherited property value see `_.matchesProperty`. + * + * @static + * @memberOf _ + * @category Collection + * @param {Array|Object|string} collection The collection to search. + * @param {Object} source The object of property values to match. + * @returns {Array} Returns the new filtered array. + * @example + * + * var users = [ + * { 'user': 'barney', 'age': 36, 'active': false, 'pets': ['hoppy'] }, + * { 'user': 'fred', 'age': 40, 'active': true, 'pets': ['baby puss', 'dino'] } + * ]; + * + * _.pluck(_.where(users, { 'age': 36, 'active': false }), 'user'); + * // => ['barney'] + * + * _.pluck(_.where(users, { 'pets': ['dino'] }), 'user'); + * // => ['fred'] + */ + function where(collection, source) { + return filter(collection, baseMatches(source)); + } + + /*------------------------------------------------------------------------*/ + + /** + * Gets the number of milliseconds that have elapsed since the Unix epoch + * (1 January 1970 00:00:00 UTC). + * + * @static + * @memberOf _ + * @category Date + * @example + * + * _.defer(function(stamp) { + * console.log(_.now() - stamp); + * }, _.now()); + * // => logs the number of milliseconds it took for the deferred function to be invoked + */ + var now = nativeNow || function() { + return new Date().getTime(); + }; + + /*------------------------------------------------------------------------*/ + + /** + * The opposite of `_.before`; this method creates a function that invokes + * `func` once it is called `n` or more times. + * + * @static + * @memberOf _ + * @category Function + * @param {number} n The number of calls before `func` is invoked. + * @param {Function} func The function to restrict. + * @returns {Function} Returns the new restricted function. + * @example + * + * var saves = ['profile', 'settings']; + * + * var done = _.after(saves.length, function() { + * console.log('done saving!'); + * }); + * + * _.forEach(saves, function(type) { + * asyncSave({ 'type': type, 'complete': done }); + * }); + * // => logs 'done saving!' after the two async saves have completed + */ + function after(n, func) { + if (typeof func != 'function') { + if (typeof n == 'function') { + var temp = n; + n = func; + func = temp; + } else { + throw new TypeError(FUNC_ERROR_TEXT); + } + } + n = nativeIsFinite(n = +n) ? n : 0; + return function() { + if (--n < 1) { + return func.apply(this, arguments); + } + }; + } + + /** + * Creates a function that accepts up to `n` arguments ignoring any + * additional arguments. + * + * @static + * @memberOf _ + * @category Function + * @param {Function} func The function to cap arguments for. + * @param {number} [n=func.length] The arity cap. + * @param- {Object} [guard] Enables use as a callback for functions like `_.map`. + * @returns {Function} Returns the new function. + * @example + * + * _.map(['6', '8', '10'], _.ary(parseInt, 1)); + * // => [6, 8, 10] + */ + function ary(func, n, guard) { + if (guard && isIterateeCall(func, n, guard)) { + n = undefined; + } + n = (func && n == null) ? func.length : nativeMax(+n || 0, 0); + return createWrapper(func, ARY_FLAG, undefined, undefined, undefined, undefined, n); + } + + /** + * Creates a function that invokes `func`, with the `this` binding and arguments + * of the created function, while it is called less than `n` times. Subsequent + * calls to the created function return the result of the last `func` invocation. + * + * @static + * @memberOf _ + * @category Function + * @param {number} n The number of calls at which `func` is no longer invoked. + * @param {Function} func The function to restrict. + * @returns {Function} Returns the new restricted function. + * @example + * + * jQuery('#add').on('click', _.before(5, addContactToList)); + * // => allows adding up to 4 contacts to the list + */ + function before(n, func) { + var result; + if (typeof func != 'function') { + if (typeof n == 'function') { + var temp = n; + n = func; + func = temp; + } else { + throw new TypeError(FUNC_ERROR_TEXT); + } + } + return function() { + if (--n > 0) { + result = func.apply(this, arguments); + } + if (n <= 1) { + func = undefined; + } + return result; + }; + } + + /** + * Creates a function that invokes `func` with the `this` binding of `thisArg` + * and prepends any additional `_.bind` arguments to those provided to the + * bound function. + * + * The `_.bind.placeholder` value, which defaults to `_` in monolithic builds, + * may be used as a placeholder for partially applied arguments. + * + * **Note:** Unlike native `Function#bind` this method does not set the "length" + * property of bound functions. + * + * @static + * @memberOf _ + * @category Function + * @param {Function} func The function to bind. + * @param {*} thisArg The `this` binding of `func`. + * @param {...*} [partials] The arguments to be partially applied. + * @returns {Function} Returns the new bound function. + * @example + * + * var greet = function(greeting, punctuation) { + * return greeting + ' ' + this.user + punctuation; + * }; + * + * var object = { 'user': 'fred' }; + * + * var bound = _.bind(greet, object, 'hi'); + * bound('!'); + * // => 'hi fred!' + * + * // using placeholders + * var bound = _.bind(greet, object, _, '!'); + * bound('hi'); + * // => 'hi fred!' + */ + var bind = restParam(function(func, thisArg, partials) { + var bitmask = BIND_FLAG; + if (partials.length) { + var holders = replaceHolders(partials, bind.placeholder); + bitmask |= PARTIAL_FLAG; + } + return createWrapper(func, bitmask, thisArg, partials, holders); + }); + + /** + * Binds methods of an object to the object itself, overwriting the existing + * method. Method names may be specified as individual arguments or as arrays + * of method names. If no method names are provided all enumerable function + * properties, own and inherited, of `object` are bound. + * + * **Note:** This method does not set the "length" property of bound functions. + * + * @static + * @memberOf _ + * @category Function + * @param {Object} object The object to bind and assign the bound methods to. + * @param {...(string|string[])} [methodNames] The object method names to bind, + * specified as individual method names or arrays of method names. + * @returns {Object} Returns `object`. + * @example + * + * var view = { + * 'label': 'docs', + * 'onClick': function() { + * console.log('clicked ' + this.label); + * } + * }; + * + * _.bindAll(view); + * jQuery('#docs').on('click', view.onClick); + * // => logs 'clicked docs' when the element is clicked + */ + var bindAll = restParam(function(object, methodNames) { + methodNames = methodNames.length ? baseFlatten(methodNames) : functions(object); + + var index = -1, + length = methodNames.length; + + while (++index < length) { + var key = methodNames[index]; + object[key] = createWrapper(object[key], BIND_FLAG, object); + } + return object; + }); + + /** + * Creates a function that invokes the method at `object[key]` and prepends + * any additional `_.bindKey` arguments to those provided to the bound function. + * + * This method differs from `_.bind` by allowing bound functions to reference + * methods that may be redefined or don't yet exist. + * See [Peter Michaux's article](http://peter.michaux.ca/articles/lazy-function-definition-pattern) + * for more details. + * + * The `_.bindKey.placeholder` value, which defaults to `_` in monolithic + * builds, may be used as a placeholder for partially applied arguments. + * + * @static + * @memberOf _ + * @category Function + * @param {Object} object The object the method belongs to. + * @param {string} key The key of the method. + * @param {...*} [partials] The arguments to be partially applied. + * @returns {Function} Returns the new bound function. + * @example + * + * var object = { + * 'user': 'fred', + * 'greet': function(greeting, punctuation) { + * return greeting + ' ' + this.user + punctuation; + * } + * }; + * + * var bound = _.bindKey(object, 'greet', 'hi'); + * bound('!'); + * // => 'hi fred!' + * + * object.greet = function(greeting, punctuation) { + * return greeting + 'ya ' + this.user + punctuation; + * }; + * + * bound('!'); + * // => 'hiya fred!' + * + * // using placeholders + * var bound = _.bindKey(object, 'greet', _, '!'); + * bound('hi'); + * // => 'hiya fred!' + */ + var bindKey = restParam(function(object, key, partials) { + var bitmask = BIND_FLAG | BIND_KEY_FLAG; + if (partials.length) { + var holders = replaceHolders(partials, bindKey.placeholder); + bitmask |= PARTIAL_FLAG; + } + return createWrapper(key, bitmask, object, partials, holders); + }); + + /** + * Creates a function that accepts one or more arguments of `func` that when + * called either invokes `func` returning its result, if all `func` arguments + * have been provided, or returns a function that accepts one or more of the + * remaining `func` arguments, and so on. The arity of `func` may be specified + * if `func.length` is not sufficient. + * + * The `_.curry.placeholder` value, which defaults to `_` in monolithic builds, + * may be used as a placeholder for provided arguments. + * + * **Note:** This method does not set the "length" property of curried functions. + * + * @static + * @memberOf _ + * @category Function + * @param {Function} func The function to curry. + * @param {number} [arity=func.length] The arity of `func`. + * @param- {Object} [guard] Enables use as a callback for functions like `_.map`. + * @returns {Function} Returns the new curried function. + * @example + * + * var abc = function(a, b, c) { + * return [a, b, c]; + * }; + * + * var curried = _.curry(abc); + * + * curried(1)(2)(3); + * // => [1, 2, 3] + * + * curried(1, 2)(3); + * // => [1, 2, 3] + * + * curried(1, 2, 3); + * // => [1, 2, 3] + * + * // using placeholders + * curried(1)(_, 3)(2); + * // => [1, 2, 3] + */ + var curry = createCurry(CURRY_FLAG); + + /** + * This method is like `_.curry` except that arguments are applied to `func` + * in the manner of `_.partialRight` instead of `_.partial`. + * + * The `_.curryRight.placeholder` value, which defaults to `_` in monolithic + * builds, may be used as a placeholder for provided arguments. + * + * **Note:** This method does not set the "length" property of curried functions. + * + * @static + * @memberOf _ + * @category Function + * @param {Function} func The function to curry. + * @param {number} [arity=func.length] The arity of `func`. + * @param- {Object} [guard] Enables use as a callback for functions like `_.map`. + * @returns {Function} Returns the new curried function. + * @example + * + * var abc = function(a, b, c) { + * return [a, b, c]; + * }; + * + * var curried = _.curryRight(abc); + * + * curried(3)(2)(1); + * // => [1, 2, 3] + * + * curried(2, 3)(1); + * // => [1, 2, 3] + * + * curried(1, 2, 3); + * // => [1, 2, 3] + * + * // using placeholders + * curried(3)(1, _)(2); + * // => [1, 2, 3] + */ + var curryRight = createCurry(CURRY_RIGHT_FLAG); + + /** + * Creates a debounced function that delays invoking `func` until after `wait` + * milliseconds have elapsed since the last time the debounced function was + * invoked. The debounced function comes with a `cancel` method to cancel + * delayed invocations. Provide an options object to indicate that `func` + * should be invoked on the leading and/or trailing edge of the `wait` timeout. + * Subsequent calls to the debounced function return the result of the last + * `func` invocation. + * + * **Note:** If `leading` and `trailing` options are `true`, `func` is invoked + * on the trailing edge of the timeout only if the the debounced function is + * invoked more than once during the `wait` timeout. + * + * See [David Corbacho's article](http://drupalmotion.com/article/debounce-and-throttle-visual-explanation) + * for details over the differences between `_.debounce` and `_.throttle`. + * + * @static + * @memberOf _ + * @category Function + * @param {Function} func The function to debounce. + * @param {number} [wait=0] The number of milliseconds to delay. + * @param {Object} [options] The options object. + * @param {boolean} [options.leading=false] Specify invoking on the leading + * edge of the timeout. + * @param {number} [options.maxWait] The maximum time `func` is allowed to be + * delayed before it is invoked. + * @param {boolean} [options.trailing=true] Specify invoking on the trailing + * edge of the timeout. + * @returns {Function} Returns the new debounced function. + * @example + * + * // avoid costly calculations while the window size is in flux + * jQuery(window).on('resize', _.debounce(calculateLayout, 150)); + * + * // invoke `sendMail` when the click event is fired, debouncing subsequent calls + * jQuery('#postbox').on('click', _.debounce(sendMail, 300, { + * 'leading': true, + * 'trailing': false + * })); + * + * // ensure `batchLog` is invoked once after 1 second of debounced calls + * var source = new EventSource('/stream'); + * jQuery(source).on('message', _.debounce(batchLog, 250, { + * 'maxWait': 1000 + * })); + * + * // cancel a debounced call + * var todoChanges = _.debounce(batchLog, 1000); + * Object.observe(models.todo, todoChanges); + * + * Object.observe(models, function(changes) { + * if (_.find(changes, { 'user': 'todo', 'type': 'delete'})) { + * todoChanges.cancel(); + * } + * }, ['delete']); + * + * // ...at some point `models.todo` is changed + * models.todo.completed = true; + * + * // ...before 1 second has passed `models.todo` is deleted + * // which cancels the debounced `todoChanges` call + * delete models.todo; + */ + function debounce(func, wait, options) { + var args, + maxTimeoutId, + result, + stamp, + thisArg, + timeoutId, + trailingCall, + lastCalled = 0, + maxWait = false, + trailing = true; + + if (typeof func != 'function') { + throw new TypeError(FUNC_ERROR_TEXT); + } + wait = wait < 0 ? 0 : (+wait || 0); + if (options === true) { + var leading = true; + trailing = false; + } else if (isObject(options)) { + leading = !!options.leading; + maxWait = 'maxWait' in options && nativeMax(+options.maxWait || 0, wait); + trailing = 'trailing' in options ? !!options.trailing : trailing; + } + + function cancel() { + if (timeoutId) { + clearTimeout(timeoutId); + } + if (maxTimeoutId) { + clearTimeout(maxTimeoutId); + } + lastCalled = 0; + maxTimeoutId = timeoutId = trailingCall = undefined; + } + + function complete(isCalled, id) { + if (id) { + clearTimeout(id); + } + maxTimeoutId = timeoutId = trailingCall = undefined; + if (isCalled) { + lastCalled = now(); + result = func.apply(thisArg, args); + if (!timeoutId && !maxTimeoutId) { + args = thisArg = undefined; + } + } + } + + function delayed() { + var remaining = wait - (now() - stamp); + if (remaining <= 0 || remaining > wait) { + complete(trailingCall, maxTimeoutId); + } else { + timeoutId = setTimeout(delayed, remaining); + } + } + + function maxDelayed() { + complete(trailing, timeoutId); + } + + function debounced() { + args = arguments; + stamp = now(); + thisArg = this; + trailingCall = trailing && (timeoutId || !leading); + + if (maxWait === false) { + var leadingCall = leading && !timeoutId; + } else { + if (!maxTimeoutId && !leading) { + lastCalled = stamp; + } + var remaining = maxWait - (stamp - lastCalled), + isCalled = remaining <= 0 || remaining > maxWait; + + if (isCalled) { + if (maxTimeoutId) { + maxTimeoutId = clearTimeout(maxTimeoutId); + } + lastCalled = stamp; + result = func.apply(thisArg, args); + } + else if (!maxTimeoutId) { + maxTimeoutId = setTimeout(maxDelayed, remaining); + } + } + if (isCalled && timeoutId) { + timeoutId = clearTimeout(timeoutId); + } + else if (!timeoutId && wait !== maxWait) { + timeoutId = setTimeout(delayed, wait); + } + if (leadingCall) { + isCalled = true; + result = func.apply(thisArg, args); + } + if (isCalled && !timeoutId && !maxTimeoutId) { + args = thisArg = undefined; + } + return result; + } + debounced.cancel = cancel; + return debounced; + } + + /** + * Defers invoking the `func` until the current call stack has cleared. Any + * additional arguments are provided to `func` when it is invoked. + * + * @static + * @memberOf _ + * @category Function + * @param {Function} func The function to defer. + * @param {...*} [args] The arguments to invoke the function with. + * @returns {number} Returns the timer id. + * @example + * + * _.defer(function(text) { + * console.log(text); + * }, 'deferred'); + * // logs 'deferred' after one or more milliseconds + */ + var defer = restParam(function(func, args) { + return baseDelay(func, 1, args); + }); + + /** + * Invokes `func` after `wait` milliseconds. Any additional arguments are + * provided to `func` when it is invoked. + * + * @static + * @memberOf _ + * @category Function + * @param {Function} func The function to delay. + * @param {number} wait The number of milliseconds to delay invocation. + * @param {...*} [args] The arguments to invoke the function with. + * @returns {number} Returns the timer id. + * @example + * + * _.delay(function(text) { + * console.log(text); + * }, 1000, 'later'); + * // => logs 'later' after one second + */ + var delay = restParam(function(func, wait, args) { + return baseDelay(func, wait, args); + }); + + /** + * Creates a function that returns the result of invoking the provided + * functions with the `this` binding of the created function, where each + * successive invocation is supplied the return value of the previous. + * + * @static + * @memberOf _ + * @category Function + * @param {...Function} [funcs] Functions to invoke. + * @returns {Function} Returns the new function. + * @example + * + * function square(n) { + * return n * n; + * } + * + * var addSquare = _.flow(_.add, square); + * addSquare(1, 2); + * // => 9 + */ + var flow = createFlow(); + + /** + * This method is like `_.flow` except that it creates a function that + * invokes the provided functions from right to left. + * + * @static + * @memberOf _ + * @alias backflow, compose + * @category Function + * @param {...Function} [funcs] Functions to invoke. + * @returns {Function} Returns the new function. + * @example + * + * function square(n) { + * return n * n; + * } + * + * var addSquare = _.flowRight(square, _.add); + * addSquare(1, 2); + * // => 9 + */ + var flowRight = createFlow(true); + + /** + * Creates a function that memoizes the result of `func`. If `resolver` is + * provided it determines the cache key for storing the result based on the + * arguments provided to the memoized function. By default, the first argument + * provided to the memoized function is coerced to a string and used as the + * cache key. The `func` is invoked with the `this` binding of the memoized + * function. + * + * **Note:** The cache is exposed as the `cache` property on the memoized + * function. Its creation may be customized by replacing the `_.memoize.Cache` + * constructor with one whose instances implement the [`Map`](http://ecma-international.org/ecma-262/6.0/#sec-properties-of-the-map-prototype-object) + * method interface of `get`, `has`, and `set`. + * + * @static + * @memberOf _ + * @category Function + * @param {Function} func The function to have its output memoized. + * @param {Function} [resolver] The function to resolve the cache key. + * @returns {Function} Returns the new memoizing function. + * @example + * + * var upperCase = _.memoize(function(string) { + * return string.toUpperCase(); + * }); + * + * upperCase('fred'); + * // => 'FRED' + * + * // modifying the result cache + * upperCase.cache.set('fred', 'BARNEY'); + * upperCase('fred'); + * // => 'BARNEY' + * + * // replacing `_.memoize.Cache` + * var object = { 'user': 'fred' }; + * var other = { 'user': 'barney' }; + * var identity = _.memoize(_.identity); + * + * identity(object); + * // => { 'user': 'fred' } + * identity(other); + * // => { 'user': 'fred' } + * + * _.memoize.Cache = WeakMap; + * var identity = _.memoize(_.identity); + * + * identity(object); + * // => { 'user': 'fred' } + * identity(other); + * // => { 'user': 'barney' } + */ + function memoize(func, resolver) { + if (typeof func != 'function' || (resolver && typeof resolver != 'function')) { + throw new TypeError(FUNC_ERROR_TEXT); + } + var memoized = function() { + var args = arguments, + key = resolver ? resolver.apply(this, args) : args[0], + cache = memoized.cache; + + if (cache.has(key)) { + return cache.get(key); + } + var result = func.apply(this, args); + memoized.cache = cache.set(key, result); + return result; + }; + memoized.cache = new memoize.Cache; + return memoized; + } + + /** + * Creates a function that runs each argument through a corresponding + * transform function. + * + * @static + * @memberOf _ + * @category Function + * @param {Function} func The function to wrap. + * @param {...(Function|Function[])} [transforms] The functions to transform + * arguments, specified as individual functions or arrays of functions. + * @returns {Function} Returns the new function. + * @example + * + * function doubled(n) { + * return n * 2; + * } + * + * function square(n) { + * return n * n; + * } + * + * var modded = _.modArgs(function(x, y) { + * return [x, y]; + * }, square, doubled); + * + * modded(1, 2); + * // => [1, 4] + * + * modded(5, 10); + * // => [25, 20] + */ + var modArgs = restParam(function(func, transforms) { + transforms = baseFlatten(transforms); + if (typeof func != 'function' || !arrayEvery(transforms, baseIsFunction)) { + throw new TypeError(FUNC_ERROR_TEXT); + } + var length = transforms.length; + return restParam(function(args) { + var index = nativeMin(args.length, length); + while (index--) { + args[index] = transforms[index](args[index]); + } + return func.apply(this, args); + }); + }); + + /** + * Creates a function that negates the result of the predicate `func`. The + * `func` predicate is invoked with the `this` binding and arguments of the + * created function. + * + * @static + * @memberOf _ + * @category Function + * @param {Function} predicate The predicate to negate. + * @returns {Function} Returns the new function. + * @example + * + * function isEven(n) { + * return n % 2 == 0; + * } + * + * _.filter([1, 2, 3, 4, 5, 6], _.negate(isEven)); + * // => [1, 3, 5] + */ + function negate(predicate) { + if (typeof predicate != 'function') { + throw new TypeError(FUNC_ERROR_TEXT); + } + return function() { + return !predicate.apply(this, arguments); + }; + } + + /** + * Creates a function that is restricted to invoking `func` once. Repeat calls + * to the function return the value of the first call. The `func` is invoked + * with the `this` binding and arguments of the created function. + * + * @static + * @memberOf _ + * @category Function + * @param {Function} func The function to restrict. + * @returns {Function} Returns the new restricted function. + * @example + * + * var initialize = _.once(createApplication); + * initialize(); + * initialize(); + * // `initialize` invokes `createApplication` once + */ + function once(func) { + return before(2, func); + } + + /** + * Creates a function that invokes `func` with `partial` arguments prepended + * to those provided to the new function. This method is like `_.bind` except + * it does **not** alter the `this` binding. + * + * The `_.partial.placeholder` value, which defaults to `_` in monolithic + * builds, may be used as a placeholder for partially applied arguments. + * + * **Note:** This method does not set the "length" property of partially + * applied functions. + * + * @static + * @memberOf _ + * @category Function + * @param {Function} func The function to partially apply arguments to. + * @param {...*} [partials] The arguments to be partially applied. + * @returns {Function} Returns the new partially applied function. + * @example + * + * var greet = function(greeting, name) { + * return greeting + ' ' + name; + * }; + * + * var sayHelloTo = _.partial(greet, 'hello'); + * sayHelloTo('fred'); + * // => 'hello fred' + * + * // using placeholders + * var greetFred = _.partial(greet, _, 'fred'); + * greetFred('hi'); + * // => 'hi fred' + */ + var partial = createPartial(PARTIAL_FLAG); + + /** + * This method is like `_.partial` except that partially applied arguments + * are appended to those provided to the new function. + * + * The `_.partialRight.placeholder` value, which defaults to `_` in monolithic + * builds, may be used as a placeholder for partially applied arguments. + * + * **Note:** This method does not set the "length" property of partially + * applied functions. + * + * @static + * @memberOf _ + * @category Function + * @param {Function} func The function to partially apply arguments to. + * @param {...*} [partials] The arguments to be partially applied. + * @returns {Function} Returns the new partially applied function. + * @example + * + * var greet = function(greeting, name) { + * return greeting + ' ' + name; + * }; + * + * var greetFred = _.partialRight(greet, 'fred'); + * greetFred('hi'); + * // => 'hi fred' + * + * // using placeholders + * var sayHelloTo = _.partialRight(greet, 'hello', _); + * sayHelloTo('fred'); + * // => 'hello fred' + */ + var partialRight = createPartial(PARTIAL_RIGHT_FLAG); + + /** + * Creates a function that invokes `func` with arguments arranged according + * to the specified indexes where the argument value at the first index is + * provided as the first argument, the argument value at the second index is + * provided as the second argument, and so on. + * + * @static + * @memberOf _ + * @category Function + * @param {Function} func The function to rearrange arguments for. + * @param {...(number|number[])} indexes The arranged argument indexes, + * specified as individual indexes or arrays of indexes. + * @returns {Function} Returns the new function. + * @example + * + * var rearged = _.rearg(function(a, b, c) { + * return [a, b, c]; + * }, 2, 0, 1); + * + * rearged('b', 'c', 'a') + * // => ['a', 'b', 'c'] + * + * var map = _.rearg(_.map, [1, 0]); + * map(function(n) { + * return n * 3; + * }, [1, 2, 3]); + * // => [3, 6, 9] + */ + var rearg = restParam(function(func, indexes) { + return createWrapper(func, REARG_FLAG, undefined, undefined, undefined, baseFlatten(indexes)); + }); + + /** + * Creates a function that invokes `func` with the `this` binding of the + * created function and arguments from `start` and beyond provided as an array. + * + * **Note:** This method is based on the [rest parameter](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Functions/rest_parameters). + * + * @static + * @memberOf _ + * @category Function + * @param {Function} func The function to apply a rest parameter to. + * @param {number} [start=func.length-1] The start position of the rest parameter. + * @returns {Function} Returns the new function. + * @example + * + * var say = _.restParam(function(what, names) { + * return what + ' ' + _.initial(names).join(', ') + + * (_.size(names) > 1 ? ', & ' : '') + _.last(names); + * }); + * + * say('hello', 'fred', 'barney', 'pebbles'); + * // => 'hello fred, barney, & pebbles' + */ + function restParam(func, start) { + if (typeof func != 'function') { + throw new TypeError(FUNC_ERROR_TEXT); + } + start = nativeMax(start === undefined ? (func.length - 1) : (+start || 0), 0); + return function() { + var args = arguments, + index = -1, + length = nativeMax(args.length - start, 0), + rest = Array(length); + + while (++index < length) { + rest[index] = args[start + index]; + } + switch (start) { + case 0: return func.call(this, rest); + case 1: return func.call(this, args[0], rest); + case 2: return func.call(this, args[0], args[1], rest); + } + var otherArgs = Array(start + 1); + index = -1; + while (++index < start) { + otherArgs[index] = args[index]; + } + otherArgs[start] = rest; + return func.apply(this, otherArgs); + }; + } + + /** + * Creates a function that invokes `func` with the `this` binding of the created + * function and an array of arguments much like [`Function#apply`](https://es5.github.io/#x15.3.4.3). + * + * **Note:** This method is based on the [spread operator](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Spread_operator). + * + * @static + * @memberOf _ + * @category Function + * @param {Function} func The function to spread arguments over. + * @returns {Function} Returns the new function. + * @example + * + * var say = _.spread(function(who, what) { + * return who + ' says ' + what; + * }); + * + * say(['fred', 'hello']); + * // => 'fred says hello' + * + * // with a Promise + * var numbers = Promise.all([ + * Promise.resolve(40), + * Promise.resolve(36) + * ]); + * + * numbers.then(_.spread(function(x, y) { + * return x + y; + * })); + * // => a Promise of 76 + */ + function spread(func) { + if (typeof func != 'function') { + throw new TypeError(FUNC_ERROR_TEXT); + } + return function(array) { + return func.apply(this, array); + }; + } + + /** + * Creates a throttled function that only invokes `func` at most once per + * every `wait` milliseconds. The throttled function comes with a `cancel` + * method to cancel delayed invocations. Provide an options object to indicate + * that `func` should be invoked on the leading and/or trailing edge of the + * `wait` timeout. Subsequent calls to the throttled function return the + * result of the last `func` call. + * + * **Note:** If `leading` and `trailing` options are `true`, `func` is invoked + * on the trailing edge of the timeout only if the the throttled function is + * invoked more than once during the `wait` timeout. + * + * See [David Corbacho's article](http://drupalmotion.com/article/debounce-and-throttle-visual-explanation) + * for details over the differences between `_.throttle` and `_.debounce`. + * + * @static + * @memberOf _ + * @category Function + * @param {Function} func The function to throttle. + * @param {number} [wait=0] The number of milliseconds to throttle invocations to. + * @param {Object} [options] The options object. + * @param {boolean} [options.leading=true] Specify invoking on the leading + * edge of the timeout. + * @param {boolean} [options.trailing=true] Specify invoking on the trailing + * edge of the timeout. + * @returns {Function} Returns the new throttled function. + * @example + * + * // avoid excessively updating the position while scrolling + * jQuery(window).on('scroll', _.throttle(updatePosition, 100)); + * + * // invoke `renewToken` when the click event is fired, but not more than once every 5 minutes + * jQuery('.interactive').on('click', _.throttle(renewToken, 300000, { + * 'trailing': false + * })); + * + * // cancel a trailing throttled call + * jQuery(window).on('popstate', throttled.cancel); + */ + function throttle(func, wait, options) { + var leading = true, + trailing = true; + + if (typeof func != 'function') { + throw new TypeError(FUNC_ERROR_TEXT); + } + if (options === false) { + leading = false; + } else if (isObject(options)) { + leading = 'leading' in options ? !!options.leading : leading; + trailing = 'trailing' in options ? !!options.trailing : trailing; + } + return debounce(func, wait, { 'leading': leading, 'maxWait': +wait, 'trailing': trailing }); + } + + /** + * Creates a function that provides `value` to the wrapper function as its + * first argument. Any additional arguments provided to the function are + * appended to those provided to the wrapper function. The wrapper is invoked + * with the `this` binding of the created function. + * + * @static + * @memberOf _ + * @category Function + * @param {*} value The value to wrap. + * @param {Function} wrapper The wrapper function. + * @returns {Function} Returns the new function. + * @example + * + * var p = _.wrap(_.escape, function(func, text) { + * return '<p>' + func(text) + '</p>'; + * }); + * + * p('fred, barney, & pebbles'); + * // => '<p>fred, barney, & pebbles</p>' + */ + function wrap(value, wrapper) { + wrapper = wrapper == null ? identity : wrapper; + return createWrapper(wrapper, PARTIAL_FLAG, undefined, [value], []); + } + + /*------------------------------------------------------------------------*/ + + /** + * Creates a clone of `value`. If `isDeep` is `true` nested objects are cloned, + * otherwise they are assigned by reference. If `customizer` is provided it is + * invoked to produce the cloned values. If `customizer` returns `undefined` + * cloning is handled by the method instead. The `customizer` is bound to + * `thisArg` and invoked with two argument; (value [, index|key, object]). + * + * **Note:** This method is loosely based on the + * [structured clone algorithm](http://www.w3.org/TR/html5/infrastructure.html#internal-structured-cloning-algorithm). + * The enumerable properties of `arguments` objects and objects created by + * constructors other than `Object` are cloned to plain `Object` objects. An + * empty object is returned for uncloneable values such as functions, DOM nodes, + * Maps, Sets, and WeakMaps. + * + * @static + * @memberOf _ + * @category Lang + * @param {*} value The value to clone. + * @param {boolean} [isDeep] Specify a deep clone. + * @param {Function} [customizer] The function to customize cloning values. + * @param {*} [thisArg] The `this` binding of `customizer`. + * @returns {*} Returns the cloned value. + * @example + * + * var users = [ + * { 'user': 'barney' }, + * { 'user': 'fred' } + * ]; + * + * var shallow = _.clone(users); + * shallow[0] === users[0]; + * // => true + * + * var deep = _.clone(users, true); + * deep[0] === users[0]; + * // => false + * + * // using a customizer callback + * var el = _.clone(document.body, function(value) { + * if (_.isElement(value)) { + * return value.cloneNode(false); + * } + * }); + * + * el === document.body + * // => false + * el.nodeName + * // => BODY + * el.childNodes.length; + * // => 0 + */ + function clone(value, isDeep, customizer, thisArg) { + if (isDeep && typeof isDeep != 'boolean' && isIterateeCall(value, isDeep, customizer)) { + isDeep = false; + } + else if (typeof isDeep == 'function') { + thisArg = customizer; + customizer = isDeep; + isDeep = false; + } + return typeof customizer == 'function' + ? baseClone(value, isDeep, bindCallback(customizer, thisArg, 1)) + : baseClone(value, isDeep); + } + + /** + * Creates a deep clone of `value`. If `customizer` is provided it is invoked + * to produce the cloned values. If `customizer` returns `undefined` cloning + * is handled by the method instead. The `customizer` is bound to `thisArg` + * and invoked with two argument; (value [, index|key, object]). + * + * **Note:** This method is loosely based on the + * [structured clone algorithm](http://www.w3.org/TR/html5/infrastructure.html#internal-structured-cloning-algorithm). + * The enumerable properties of `arguments` objects and objects created by + * constructors other than `Object` are cloned to plain `Object` objects. An + * empty object is returned for uncloneable values such as functions, DOM nodes, + * Maps, Sets, and WeakMaps. + * + * @static + * @memberOf _ + * @category Lang + * @param {*} value The value to deep clone. + * @param {Function} [customizer] The function to customize cloning values. + * @param {*} [thisArg] The `this` binding of `customizer`. + * @returns {*} Returns the deep cloned value. + * @example + * + * var users = [ + * { 'user': 'barney' }, + * { 'user': 'fred' } + * ]; + * + * var deep = _.cloneDeep(users); + * deep[0] === users[0]; + * // => false + * + * // using a customizer callback + * var el = _.cloneDeep(document.body, function(value) { + * if (_.isElement(value)) { + * return value.cloneNode(true); + * } + * }); + * + * el === document.body + * // => false + * el.nodeName + * // => BODY + * el.childNodes.length; + * // => 20 + */ + function cloneDeep(value, customizer, thisArg) { + return typeof customizer == 'function' + ? baseClone(value, true, bindCallback(customizer, thisArg, 1)) + : baseClone(value, true); + } + + /** + * Checks if `value` is greater than `other`. + * + * @static + * @memberOf _ + * @category Lang + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @returns {boolean} Returns `true` if `value` is greater than `other`, else `false`. + * @example + * + * _.gt(3, 1); + * // => true + * + * _.gt(3, 3); + * // => false + * + * _.gt(1, 3); + * // => false + */ + function gt(value, other) { + return value > other; + } + + /** + * Checks if `value` is greater than or equal to `other`. + * + * @static + * @memberOf _ + * @category Lang + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @returns {boolean} Returns `true` if `value` is greater than or equal to `other`, else `false`. + * @example + * + * _.gte(3, 1); + * // => true + * + * _.gte(3, 3); + * // => true + * + * _.gte(1, 3); + * // => false + */ + function gte(value, other) { + return value >= other; + } + + /** + * Checks if `value` is classified as an `arguments` object. + * + * @static + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`. + * @example + * + * _.isArguments(function() { return arguments; }()); + * // => true + * + * _.isArguments([1, 2, 3]); + * // => false + */ + function isArguments(value) { + return isObjectLike(value) && isArrayLike(value) && + hasOwnProperty.call(value, 'callee') && !propertyIsEnumerable.call(value, 'callee'); + } + + /** + * Checks if `value` is classified as an `Array` object. + * + * @static + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`. + * @example + * + * _.isArray([1, 2, 3]); + * // => true + * + * _.isArray(function() { return arguments; }()); + * // => false + */ + var isArray = nativeIsArray || function(value) { + return isObjectLike(value) && isLength(value.length) && objToString.call(value) == arrayTag; + }; + + /** + * Checks if `value` is classified as a boolean primitive or object. + * + * @static + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`. + * @example + * + * _.isBoolean(false); + * // => true + * + * _.isBoolean(null); + * // => false + */ + function isBoolean(value) { + return value === true || value === false || (isObjectLike(value) && objToString.call(value) == boolTag); + } + + /** + * Checks if `value` is classified as a `Date` object. + * + * @static + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`. + * @example + * + * _.isDate(new Date); + * // => true + * + * _.isDate('Mon April 23 2012'); + * // => false + */ + function isDate(value) { + return isObjectLike(value) && objToString.call(value) == dateTag; + } + + /** + * Checks if `value` is a DOM element. + * + * @static + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a DOM element, else `false`. + * @example + * + * _.isElement(document.body); + * // => true + * + * _.isElement('<body>'); + * // => false + */ + function isElement(value) { + return !!value && value.nodeType === 1 && isObjectLike(value) && !isPlainObject(value); + } + + /** + * Checks if `value` is empty. A value is considered empty unless it is an + * `arguments` object, array, string, or jQuery-like collection with a length + * greater than `0` or an object with own enumerable properties. + * + * @static + * @memberOf _ + * @category Lang + * @param {Array|Object|string} value The value to inspect. + * @returns {boolean} Returns `true` if `value` is empty, else `false`. + * @example + * + * _.isEmpty(null); + * // => true + * + * _.isEmpty(true); + * // => true + * + * _.isEmpty(1); + * // => true + * + * _.isEmpty([1, 2, 3]); + * // => false + * + * _.isEmpty({ 'a': 1 }); + * // => false + */ + function isEmpty(value) { + if (value == null) { + return true; + } + if (isArrayLike(value) && (isArray(value) || isString(value) || isArguments(value) || + (isObjectLike(value) && isFunction(value.splice)))) { + return !value.length; + } + return !keys(value).length; + } + + /** + * Performs a deep comparison between two values to determine if they are + * equivalent. If `customizer` is provided it is invoked to compare values. + * If `customizer` returns `undefined` comparisons are handled by the method + * instead. The `customizer` is bound to `thisArg` and invoked with three + * arguments: (value, other [, index|key]). + * + * **Note:** This method supports comparing arrays, booleans, `Date` objects, + * numbers, `Object` objects, regexes, and strings. Objects are compared by + * their own, not inherited, enumerable properties. Functions and DOM nodes + * are **not** supported. Provide a customizer function to extend support + * for comparing other values. + * + * @static + * @memberOf _ + * @alias eq + * @category Lang + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @param {Function} [customizer] The function to customize value comparisons. + * @param {*} [thisArg] The `this` binding of `customizer`. + * @returns {boolean} Returns `true` if the values are equivalent, else `false`. + * @example + * + * var object = { 'user': 'fred' }; + * var other = { 'user': 'fred' }; + * + * object == other; + * // => false + * + * _.isEqual(object, other); + * // => true + * + * // using a customizer callback + * var array = ['hello', 'goodbye']; + * var other = ['hi', 'goodbye']; + * + * _.isEqual(array, other, function(value, other) { + * if (_.every([value, other], RegExp.prototype.test, /^h(?:i|ello)$/)) { + * return true; + * } + * }); + * // => true + */ + function isEqual(value, other, customizer, thisArg) { + customizer = typeof customizer == 'function' ? bindCallback(customizer, thisArg, 3) : undefined; + var result = customizer ? customizer(value, other) : undefined; + return result === undefined ? baseIsEqual(value, other, customizer) : !!result; + } + + /** + * Checks if `value` is an `Error`, `EvalError`, `RangeError`, `ReferenceError`, + * `SyntaxError`, `TypeError`, or `URIError` object. + * + * @static + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an error object, else `false`. + * @example + * + * _.isError(new Error); + * // => true + * + * _.isError(Error); + * // => false + */ + function isError(value) { + return isObjectLike(value) && typeof value.message == 'string' && objToString.call(value) == errorTag; + } + + /** + * Checks if `value` is a finite primitive number. + * + * **Note:** This method is based on [`Number.isFinite`](http://ecma-international.org/ecma-262/6.0/#sec-number.isfinite). + * + * @static + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a finite number, else `false`. + * @example + * + * _.isFinite(10); + * // => true + * + * _.isFinite('10'); + * // => false + * + * _.isFinite(true); + * // => false + * + * _.isFinite(Object(10)); + * // => false + * + * _.isFinite(Infinity); + * // => false + */ + function isFinite(value) { + return typeof value == 'number' && nativeIsFinite(value); + } + + /** + * Checks if `value` is classified as a `Function` object. + * + * @static + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`. + * @example + * + * _.isFunction(_); + * // => true + * + * _.isFunction(/abc/); + * // => false + */ + function isFunction(value) { + // The use of `Object#toString` avoids issues with the `typeof` operator + // in older versions of Chrome and Safari which return 'function' for regexes + // and Safari 8 equivalents which return 'object' for typed array constructors. + return isObject(value) && objToString.call(value) == funcTag; + } + + /** + * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`. + * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`) + * + * @static + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is an object, else `false`. + * @example + * + * _.isObject({}); + * // => true + * + * _.isObject([1, 2, 3]); + * // => true + * + * _.isObject(1); + * // => false + */ + function isObject(value) { + // Avoid a V8 JIT bug in Chrome 19-20. + // See https://code.google.com/p/v8/issues/detail?id=2291 for more details. + var type = typeof value; + return !!value && (type == 'object' || type == 'function'); + } + + /** + * Performs a deep comparison between `object` and `source` to determine if + * `object` contains equivalent property values. If `customizer` is provided + * it is invoked to compare values. If `customizer` returns `undefined` + * comparisons are handled by the method instead. The `customizer` is bound + * to `thisArg` and invoked with three arguments: (value, other, index|key). + * + * **Note:** This method supports comparing properties of arrays, booleans, + * `Date` objects, numbers, `Object` objects, regexes, and strings. Functions + * and DOM nodes are **not** supported. Provide a customizer function to extend + * support for comparing other values. + * + * @static + * @memberOf _ + * @category Lang + * @param {Object} object The object to inspect. + * @param {Object} source The object of property values to match. + * @param {Function} [customizer] The function to customize value comparisons. + * @param {*} [thisArg] The `this` binding of `customizer`. + * @returns {boolean} Returns `true` if `object` is a match, else `false`. + * @example + * + * var object = { 'user': 'fred', 'age': 40 }; + * + * _.isMatch(object, { 'age': 40 }); + * // => true + * + * _.isMatch(object, { 'age': 36 }); + * // => false + * + * // using a customizer callback + * var object = { 'greeting': 'hello' }; + * var source = { 'greeting': 'hi' }; + * + * _.isMatch(object, source, function(value, other) { + * return _.every([value, other], RegExp.prototype.test, /^h(?:i|ello)$/) || undefined; + * }); + * // => true + */ + function isMatch(object, source, customizer, thisArg) { + customizer = typeof customizer == 'function' ? bindCallback(customizer, thisArg, 3) : undefined; + return baseIsMatch(object, getMatchData(source), customizer); + } + + /** + * Checks if `value` is `NaN`. + * + * **Note:** This method is not the same as [`isNaN`](https://es5.github.io/#x15.1.2.4) + * which returns `true` for `undefined` and other non-numeric values. + * + * @static + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is `NaN`, else `false`. + * @example + * + * _.isNaN(NaN); + * // => true + * + * _.isNaN(new Number(NaN)); + * // => true + * + * isNaN(undefined); + * // => true + * + * _.isNaN(undefined); + * // => false + */ + function isNaN(value) { + // An `NaN` primitive is the only value that is not equal to itself. + // Perform the `toStringTag` check first to avoid errors with some host objects in IE. + return isNumber(value) && value != +value; + } + + /** + * Checks if `value` is a native function. + * + * @static + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a native function, else `false`. + * @example + * + * _.isNative(Array.prototype.push); + * // => true + * + * _.isNative(_); + * // => false + */ + function isNative(value) { + if (value == null) { + return false; + } + if (isFunction(value)) { + return reIsNative.test(fnToString.call(value)); + } + return isObjectLike(value) && reIsHostCtor.test(value); + } + + /** + * Checks if `value` is `null`. + * + * @static + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is `null`, else `false`. + * @example + * + * _.isNull(null); + * // => true + * + * _.isNull(void 0); + * // => false + */ + function isNull(value) { + return value === null; + } + + /** + * Checks if `value` is classified as a `Number` primitive or object. + * + * **Note:** To exclude `Infinity`, `-Infinity`, and `NaN`, which are classified + * as numbers, use the `_.isFinite` method. + * + * @static + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`. + * @example + * + * _.isNumber(8.4); + * // => true + * + * _.isNumber(NaN); + * // => true + * + * _.isNumber('8.4'); + * // => false + */ + function isNumber(value) { + return typeof value == 'number' || (isObjectLike(value) && objToString.call(value) == numberTag); + } + + /** + * Checks if `value` is a plain object, that is, an object created by the + * `Object` constructor or one with a `[[Prototype]]` of `null`. + * + * **Note:** This method assumes objects created by the `Object` constructor + * have no inherited enumerable properties. + * + * @static + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is a plain object, else `false`. + * @example + * + * function Foo() { + * this.a = 1; + * } + * + * _.isPlainObject(new Foo); + * // => false + * + * _.isPlainObject([1, 2, 3]); + * // => false + * + * _.isPlainObject({ 'x': 0, 'y': 0 }); + * // => true + * + * _.isPlainObject(Object.create(null)); + * // => true + */ + function isPlainObject(value) { + var Ctor; + + // Exit early for non `Object` objects. + if (!(isObjectLike(value) && objToString.call(value) == objectTag && !isArguments(value)) || + (!hasOwnProperty.call(value, 'constructor') && (Ctor = value.constructor, typeof Ctor == 'function' && !(Ctor instanceof Ctor)))) { + return false; + } + // IE < 9 iterates inherited properties before own properties. If the first + // iterated property is an object's own property then there are no inherited + // enumerable properties. + var result; + // In most environments an object's own properties are iterated before + // its inherited properties. If the last iterated property is an object's + // own property then there are no inherited enumerable properties. + baseForIn(value, function(subValue, key) { + result = key; + }); + return result === undefined || hasOwnProperty.call(value, result); + } + + /** + * Checks if `value` is classified as a `RegExp` object. + * + * @static + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`. + * @example + * + * _.isRegExp(/abc/); + * // => true + * + * _.isRegExp('/abc/'); + * // => false + */ + function isRegExp(value) { + return isObject(value) && objToString.call(value) == regexpTag; + } + + /** + * Checks if `value` is classified as a `String` primitive or object. + * + * @static + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`. + * @example + * + * _.isString('abc'); + * // => true + * + * _.isString(1); + * // => false + */ + function isString(value) { + return typeof value == 'string' || (isObjectLike(value) && objToString.call(value) == stringTag); + } + + /** + * Checks if `value` is classified as a typed array. + * + * @static + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is correctly classified, else `false`. + * @example + * + * _.isTypedArray(new Uint8Array); + * // => true + * + * _.isTypedArray([]); + * // => false + */ + function isTypedArray(value) { + return isObjectLike(value) && isLength(value.length) && !!typedArrayTags[objToString.call(value)]; + } + + /** + * Checks if `value` is `undefined`. + * + * @static + * @memberOf _ + * @category Lang + * @param {*} value The value to check. + * @returns {boolean} Returns `true` if `value` is `undefined`, else `false`. + * @example + * + * _.isUndefined(void 0); + * // => true + * + * _.isUndefined(null); + * // => false + */ + function isUndefined(value) { + return value === undefined; + } + + /** + * Checks if `value` is less than `other`. + * + * @static + * @memberOf _ + * @category Lang + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @returns {boolean} Returns `true` if `value` is less than `other`, else `false`. + * @example + * + * _.lt(1, 3); + * // => true + * + * _.lt(3, 3); + * // => false + * + * _.lt(3, 1); + * // => false + */ + function lt(value, other) { + return value < other; + } + + /** + * Checks if `value` is less than or equal to `other`. + * + * @static + * @memberOf _ + * @category Lang + * @param {*} value The value to compare. + * @param {*} other The other value to compare. + * @returns {boolean} Returns `true` if `value` is less than or equal to `other`, else `false`. + * @example + * + * _.lte(1, 3); + * // => true + * + * _.lte(3, 3); + * // => true + * + * _.lte(3, 1); + * // => false + */ + function lte(value, other) { + return value <= other; + } + + /** + * Converts `value` to an array. + * + * @static + * @memberOf _ + * @category Lang + * @param {*} value The value to convert. + * @returns {Array} Returns the converted array. + * @example + * + * (function() { + * return _.toArray(arguments).slice(1); + * }(1, 2, 3)); + * // => [2, 3] + */ + function toArray(value) { + var length = value ? getLength(value) : 0; + if (!isLength(length)) { + return values(value); + } + if (!length) { + return []; + } + return arrayCopy(value); + } + + /** + * Converts `value` to a plain object flattening inherited enumerable + * properties of `value` to own properties of the plain object. + * + * @static + * @memberOf _ + * @category Lang + * @param {*} value The value to convert. + * @returns {Object} Returns the converted plain object. + * @example + * + * function Foo() { + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.assign({ 'a': 1 }, new Foo); + * // => { 'a': 1, 'b': 2 } + * + * _.assign({ 'a': 1 }, _.toPlainObject(new Foo)); + * // => { 'a': 1, 'b': 2, 'c': 3 } + */ + function toPlainObject(value) { + return baseCopy(value, keysIn(value)); + } + + /*------------------------------------------------------------------------*/ + + /** + * Recursively merges own enumerable properties of the source object(s), that + * don't resolve to `undefined` into the destination object. Subsequent sources + * overwrite property assignments of previous sources. If `customizer` is + * provided it is invoked to produce the merged values of the destination and + * source properties. If `customizer` returns `undefined` merging is handled + * by the method instead. The `customizer` is bound to `thisArg` and invoked + * with five arguments: (objectValue, sourceValue, key, object, source). + * + * @static + * @memberOf _ + * @category Object + * @param {Object} object The destination object. + * @param {...Object} [sources] The source objects. + * @param {Function} [customizer] The function to customize assigned values. + * @param {*} [thisArg] The `this` binding of `customizer`. + * @returns {Object} Returns `object`. + * @example + * + * var users = { + * 'data': [{ 'user': 'barney' }, { 'user': 'fred' }] + * }; + * + * var ages = { + * 'data': [{ 'age': 36 }, { 'age': 40 }] + * }; + * + * _.merge(users, ages); + * // => { 'data': [{ 'user': 'barney', 'age': 36 }, { 'user': 'fred', 'age': 40 }] } + * + * // using a customizer callback + * var object = { + * 'fruits': ['apple'], + * 'vegetables': ['beet'] + * }; + * + * var other = { + * 'fruits': ['banana'], + * 'vegetables': ['carrot'] + * }; + * + * _.merge(object, other, function(a, b) { + * if (_.isArray(a)) { + * return a.concat(b); + * } + * }); + * // => { 'fruits': ['apple', 'banana'], 'vegetables': ['beet', 'carrot'] } + */ + var merge = createAssigner(baseMerge); + + /** + * Assigns own enumerable properties of source object(s) to the destination + * object. Subsequent sources overwrite property assignments of previous sources. + * If `customizer` is provided it is invoked to produce the assigned values. + * The `customizer` is bound to `thisArg` and invoked with five arguments: + * (objectValue, sourceValue, key, object, source). + * + * **Note:** This method mutates `object` and is based on + * [`Object.assign`](http://ecma-international.org/ecma-262/6.0/#sec-object.assign). + * + * @static + * @memberOf _ + * @alias extend + * @category Object + * @param {Object} object The destination object. + * @param {...Object} [sources] The source objects. + * @param {Function} [customizer] The function to customize assigned values. + * @param {*} [thisArg] The `this` binding of `customizer`. + * @returns {Object} Returns `object`. + * @example + * + * _.assign({ 'user': 'barney' }, { 'age': 40 }, { 'user': 'fred' }); + * // => { 'user': 'fred', 'age': 40 } + * + * // using a customizer callback + * var defaults = _.partialRight(_.assign, function(value, other) { + * return _.isUndefined(value) ? other : value; + * }); + * + * defaults({ 'user': 'barney' }, { 'age': 36 }, { 'user': 'fred' }); + * // => { 'user': 'barney', 'age': 36 } + */ + var assign = createAssigner(function(object, source, customizer) { + return customizer + ? assignWith(object, source, customizer) + : baseAssign(object, source); + }); + + /** + * Creates an object that inherits from the given `prototype` object. If a + * `properties` object is provided its own enumerable properties are assigned + * to the created object. + * + * @static + * @memberOf _ + * @category Object + * @param {Object} prototype The object to inherit from. + * @param {Object} [properties] The properties to assign to the object. + * @param- {Object} [guard] Enables use as a callback for functions like `_.map`. + * @returns {Object} Returns the new object. + * @example + * + * function Shape() { + * this.x = 0; + * this.y = 0; + * } + * + * function Circle() { + * Shape.call(this); + * } + * + * Circle.prototype = _.create(Shape.prototype, { + * 'constructor': Circle + * }); + * + * var circle = new Circle; + * circle instanceof Circle; + * // => true + * + * circle instanceof Shape; + * // => true + */ + function create(prototype, properties, guard) { + var result = baseCreate(prototype); + if (guard && isIterateeCall(prototype, properties, guard)) { + properties = undefined; + } + return properties ? baseAssign(result, properties) : result; + } + + /** + * Assigns own enumerable properties of source object(s) to the destination + * object for all destination properties that resolve to `undefined`. Once a + * property is set, additional values of the same property are ignored. + * + * **Note:** This method mutates `object`. + * + * @static + * @memberOf _ + * @category Object + * @param {Object} object The destination object. + * @param {...Object} [sources] The source objects. + * @returns {Object} Returns `object`. + * @example + * + * _.defaults({ 'user': 'barney' }, { 'age': 36 }, { 'user': 'fred' }); + * // => { 'user': 'barney', 'age': 36 } + */ + var defaults = createDefaults(assign, assignDefaults); + + /** + * This method is like `_.defaults` except that it recursively assigns + * default properties. + * + * **Note:** This method mutates `object`. + * + * @static + * @memberOf _ + * @category Object + * @param {Object} object The destination object. + * @param {...Object} [sources] The source objects. + * @returns {Object} Returns `object`. + * @example + * + * _.defaultsDeep({ 'user': { 'name': 'barney' } }, { 'user': { 'name': 'fred', 'age': 36 } }); + * // => { 'user': { 'name': 'barney', 'age': 36 } } + * + */ + var defaultsDeep = createDefaults(merge, mergeDefaults); + + /** + * This method is like `_.find` except that it returns the key of the first + * element `predicate` returns truthy for instead of the element itself. + * + * If a property name is provided for `predicate` the created `_.property` + * style callback returns the property value of the given element. + * + * If a value is also provided for `thisArg` the created `_.matchesProperty` + * style callback returns `true` for elements that have a matching property + * value, else `false`. + * + * If an object is provided for `predicate` the created `_.matches` style + * callback returns `true` for elements that have the properties of the given + * object, else `false`. + * + * @static + * @memberOf _ + * @category Object + * @param {Object} object The object to search. + * @param {Function|Object|string} [predicate=_.identity] The function invoked + * per iteration. + * @param {*} [thisArg] The `this` binding of `predicate`. + * @returns {string|undefined} Returns the key of the matched element, else `undefined`. + * @example + * + * var users = { + * 'barney': { 'age': 36, 'active': true }, + * 'fred': { 'age': 40, 'active': false }, + * 'pebbles': { 'age': 1, 'active': true } + * }; + * + * _.findKey(users, function(chr) { + * return chr.age < 40; + * }); + * // => 'barney' (iteration order is not guaranteed) + * + * // using the `_.matches` callback shorthand + * _.findKey(users, { 'age': 1, 'active': true }); + * // => 'pebbles' + * + * // using the `_.matchesProperty` callback shorthand + * _.findKey(users, 'active', false); + * // => 'fred' + * + * // using the `_.property` callback shorthand + * _.findKey(users, 'active'); + * // => 'barney' + */ + var findKey = createFindKey(baseForOwn); + + /** + * This method is like `_.findKey` except that it iterates over elements of + * a collection in the opposite order. + * + * If a property name is provided for `predicate` the created `_.property` + * style callback returns the property value of the given element. + * + * If a value is also provided for `thisArg` the created `_.matchesProperty` + * style callback returns `true` for elements that have a matching property + * value, else `false`. + * + * If an object is provided for `predicate` the created `_.matches` style + * callback returns `true` for elements that have the properties of the given + * object, else `false`. + * + * @static + * @memberOf _ + * @category Object + * @param {Object} object The object to search. + * @param {Function|Object|string} [predicate=_.identity] The function invoked + * per iteration. + * @param {*} [thisArg] The `this` binding of `predicate`. + * @returns {string|undefined} Returns the key of the matched element, else `undefined`. + * @example + * + * var users = { + * 'barney': { 'age': 36, 'active': true }, + * 'fred': { 'age': 40, 'active': false }, + * 'pebbles': { 'age': 1, 'active': true } + * }; + * + * _.findLastKey(users, function(chr) { + * return chr.age < 40; + * }); + * // => returns `pebbles` assuming `_.findKey` returns `barney` + * + * // using the `_.matches` callback shorthand + * _.findLastKey(users, { 'age': 36, 'active': true }); + * // => 'barney' + * + * // using the `_.matchesProperty` callback shorthand + * _.findLastKey(users, 'active', false); + * // => 'fred' + * + * // using the `_.property` callback shorthand + * _.findLastKey(users, 'active'); + * // => 'pebbles' + */ + var findLastKey = createFindKey(baseForOwnRight); + + /** + * Iterates over own and inherited enumerable properties of an object invoking + * `iteratee` for each property. The `iteratee` is bound to `thisArg` and invoked + * with three arguments: (value, key, object). Iteratee functions may exit + * iteration early by explicitly returning `false`. + * + * @static + * @memberOf _ + * @category Object + * @param {Object} object The object to iterate over. + * @param {Function} [iteratee=_.identity] The function invoked per iteration. + * @param {*} [thisArg] The `this` binding of `iteratee`. + * @returns {Object} Returns `object`. + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.forIn(new Foo, function(value, key) { + * console.log(key); + * }); + * // => logs 'a', 'b', and 'c' (iteration order is not guaranteed) + */ + var forIn = createForIn(baseFor); + + /** + * This method is like `_.forIn` except that it iterates over properties of + * `object` in the opposite order. + * + * @static + * @memberOf _ + * @category Object + * @param {Object} object The object to iterate over. + * @param {Function} [iteratee=_.identity] The function invoked per iteration. + * @param {*} [thisArg] The `this` binding of `iteratee`. + * @returns {Object} Returns `object`. + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.forInRight(new Foo, function(value, key) { + * console.log(key); + * }); + * // => logs 'c', 'b', and 'a' assuming `_.forIn ` logs 'a', 'b', and 'c' + */ + var forInRight = createForIn(baseForRight); + + /** + * Iterates over own enumerable properties of an object invoking `iteratee` + * for each property. The `iteratee` is bound to `thisArg` and invoked with + * three arguments: (value, key, object). Iteratee functions may exit iteration + * early by explicitly returning `false`. + * + * @static + * @memberOf _ + * @category Object + * @param {Object} object The object to iterate over. + * @param {Function} [iteratee=_.identity] The function invoked per iteration. + * @param {*} [thisArg] The `this` binding of `iteratee`. + * @returns {Object} Returns `object`. + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.forOwn(new Foo, function(value, key) { + * console.log(key); + * }); + * // => logs 'a' and 'b' (iteration order is not guaranteed) + */ + var forOwn = createForOwn(baseForOwn); + + /** + * This method is like `_.forOwn` except that it iterates over properties of + * `object` in the opposite order. + * + * @static + * @memberOf _ + * @category Object + * @param {Object} object The object to iterate over. + * @param {Function} [iteratee=_.identity] The function invoked per iteration. + * @param {*} [thisArg] The `this` binding of `iteratee`. + * @returns {Object} Returns `object`. + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.forOwnRight(new Foo, function(value, key) { + * console.log(key); + * }); + * // => logs 'b' and 'a' assuming `_.forOwn` logs 'a' and 'b' + */ + var forOwnRight = createForOwn(baseForOwnRight); + + /** + * Creates an array of function property names from all enumerable properties, + * own and inherited, of `object`. + * + * @static + * @memberOf _ + * @alias methods + * @category Object + * @param {Object} object The object to inspect. + * @returns {Array} Returns the new array of property names. + * @example + * + * _.functions(_); + * // => ['after', 'ary', 'assign', ...] + */ + function functions(object) { + return baseFunctions(object, keysIn(object)); + } + + /** + * Gets the property value at `path` of `object`. If the resolved value is + * `undefined` the `defaultValue` is used in its place. + * + * @static + * @memberOf _ + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to get. + * @param {*} [defaultValue] The value returned if the resolved value is `undefined`. + * @returns {*} Returns the resolved value. + * @example + * + * var object = { 'a': [{ 'b': { 'c': 3 } }] }; + * + * _.get(object, 'a[0].b.c'); + * // => 3 + * + * _.get(object, ['a', '0', 'b', 'c']); + * // => 3 + * + * _.get(object, 'a.b.c', 'default'); + * // => 'default' + */ + function get(object, path, defaultValue) { + var result = object == null ? undefined : baseGet(object, toPath(path), path + ''); + return result === undefined ? defaultValue : result; + } + + /** + * Checks if `path` is a direct property. + * + * @static + * @memberOf _ + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path to check. + * @returns {boolean} Returns `true` if `path` is a direct property, else `false`. + * @example + * + * var object = { 'a': { 'b': { 'c': 3 } } }; + * + * _.has(object, 'a'); + * // => true + * + * _.has(object, 'a.b.c'); + * // => true + * + * _.has(object, ['a', 'b', 'c']); + * // => true + */ + function has(object, path) { + if (object == null) { + return false; + } + var result = hasOwnProperty.call(object, path); + if (!result && !isKey(path)) { + path = toPath(path); + object = path.length == 1 ? object : baseGet(object, baseSlice(path, 0, -1)); + if (object == null) { + return false; + } + path = last(path); + result = hasOwnProperty.call(object, path); + } + return result || (isLength(object.length) && isIndex(path, object.length) && + (isArray(object) || isArguments(object))); + } + + /** + * Creates an object composed of the inverted keys and values of `object`. + * If `object` contains duplicate values, subsequent values overwrite property + * assignments of previous values unless `multiValue` is `true`. + * + * @static + * @memberOf _ + * @category Object + * @param {Object} object The object to invert. + * @param {boolean} [multiValue] Allow multiple values per key. + * @param- {Object} [guard] Enables use as a callback for functions like `_.map`. + * @returns {Object} Returns the new inverted object. + * @example + * + * var object = { 'a': 1, 'b': 2, 'c': 1 }; + * + * _.invert(object); + * // => { '1': 'c', '2': 'b' } + * + * // with `multiValue` + * _.invert(object, true); + * // => { '1': ['a', 'c'], '2': ['b'] } + */ + function invert(object, multiValue, guard) { + if (guard && isIterateeCall(object, multiValue, guard)) { + multiValue = undefined; + } + var index = -1, + props = keys(object), + length = props.length, + result = {}; + + while (++index < length) { + var key = props[index], + value = object[key]; + + if (multiValue) { + if (hasOwnProperty.call(result, value)) { + result[value].push(key); + } else { + result[value] = [key]; + } + } + else { + result[value] = key; + } + } + return result; + } + + /** + * Creates an array of the own enumerable property names of `object`. + * + * **Note:** Non-object values are coerced to objects. See the + * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys) + * for more details. + * + * @static + * @memberOf _ + * @category Object + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.keys(new Foo); + * // => ['a', 'b'] (iteration order is not guaranteed) + * + * _.keys('hi'); + * // => ['0', '1'] + */ + var keys = !nativeKeys ? shimKeys : function(object) { + var Ctor = object == null ? undefined : object.constructor; + if ((typeof Ctor == 'function' && Ctor.prototype === object) || + (typeof object != 'function' && isArrayLike(object))) { + return shimKeys(object); + } + return isObject(object) ? nativeKeys(object) : []; + }; + + /** + * Creates an array of the own and inherited enumerable property names of `object`. + * + * **Note:** Non-object values are coerced to objects. + * + * @static + * @memberOf _ + * @category Object + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property names. + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.keysIn(new Foo); + * // => ['a', 'b', 'c'] (iteration order is not guaranteed) + */ + function keysIn(object) { + if (object == null) { + return []; + } + if (!isObject(object)) { + object = Object(object); + } + var length = object.length; + length = (length && isLength(length) && + (isArray(object) || isArguments(object)) && length) || 0; + + var Ctor = object.constructor, + index = -1, + isProto = typeof Ctor == 'function' && Ctor.prototype === object, + result = Array(length), + skipIndexes = length > 0; + + while (++index < length) { + result[index] = (index + ''); + } + for (var key in object) { + if (!(skipIndexes && isIndex(key, length)) && + !(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) { + result.push(key); + } + } + return result; + } + + /** + * The opposite of `_.mapValues`; this method creates an object with the + * same values as `object` and keys generated by running each own enumerable + * property of `object` through `iteratee`. + * + * @static + * @memberOf _ + * @category Object + * @param {Object} object The object to iterate over. + * @param {Function|Object|string} [iteratee=_.identity] The function invoked + * per iteration. + * @param {*} [thisArg] The `this` binding of `iteratee`. + * @returns {Object} Returns the new mapped object. + * @example + * + * _.mapKeys({ 'a': 1, 'b': 2 }, function(value, key) { + * return key + value; + * }); + * // => { 'a1': 1, 'b2': 2 } + */ + var mapKeys = createObjectMapper(true); + + /** + * Creates an object with the same keys as `object` and values generated by + * running each own enumerable property of `object` through `iteratee`. The + * iteratee function is bound to `thisArg` and invoked with three arguments: + * (value, key, object). + * + * If a property name is provided for `iteratee` the created `_.property` + * style callback returns the property value of the given element. + * + * If a value is also provided for `thisArg` the created `_.matchesProperty` + * style callback returns `true` for elements that have a matching property + * value, else `false`. + * + * If an object is provided for `iteratee` the created `_.matches` style + * callback returns `true` for elements that have the properties of the given + * object, else `false`. + * + * @static + * @memberOf _ + * @category Object + * @param {Object} object The object to iterate over. + * @param {Function|Object|string} [iteratee=_.identity] The function invoked + * per iteration. + * @param {*} [thisArg] The `this` binding of `iteratee`. + * @returns {Object} Returns the new mapped object. + * @example + * + * _.mapValues({ 'a': 1, 'b': 2 }, function(n) { + * return n * 3; + * }); + * // => { 'a': 3, 'b': 6 } + * + * var users = { + * 'fred': { 'user': 'fred', 'age': 40 }, + * 'pebbles': { 'user': 'pebbles', 'age': 1 } + * }; + * + * // using the `_.property` callback shorthand + * _.mapValues(users, 'age'); + * // => { 'fred': 40, 'pebbles': 1 } (iteration order is not guaranteed) + */ + var mapValues = createObjectMapper(); + + /** + * The opposite of `_.pick`; this method creates an object composed of the + * own and inherited enumerable properties of `object` that are not omitted. + * + * @static + * @memberOf _ + * @category Object + * @param {Object} object The source object. + * @param {Function|...(string|string[])} [predicate] The function invoked per + * iteration or property names to omit, specified as individual property + * names or arrays of property names. + * @param {*} [thisArg] The `this` binding of `predicate`. + * @returns {Object} Returns the new object. + * @example + * + * var object = { 'user': 'fred', 'age': 40 }; + * + * _.omit(object, 'age'); + * // => { 'user': 'fred' } + * + * _.omit(object, _.isNumber); + * // => { 'user': 'fred' } + */ + var omit = restParam(function(object, props) { + if (object == null) { + return {}; + } + if (typeof props[0] != 'function') { + var props = arrayMap(baseFlatten(props), String); + return pickByArray(object, baseDifference(keysIn(object), props)); + } + var predicate = bindCallback(props[0], props[1], 3); + return pickByCallback(object, function(value, key, object) { + return !predicate(value, key, object); + }); + }); + + /** + * Creates a two dimensional array of the key-value pairs for `object`, + * e.g. `[[key1, value1], [key2, value2]]`. + * + * @static + * @memberOf _ + * @category Object + * @param {Object} object The object to query. + * @returns {Array} Returns the new array of key-value pairs. + * @example + * + * _.pairs({ 'barney': 36, 'fred': 40 }); + * // => [['barney', 36], ['fred', 40]] (iteration order is not guaranteed) + */ + function pairs(object) { + object = toObject(object); + + var index = -1, + props = keys(object), + length = props.length, + result = Array(length); + + while (++index < length) { + var key = props[index]; + result[index] = [key, object[key]]; + } + return result; + } + + /** + * Creates an object composed of the picked `object` properties. Property + * names may be specified as individual arguments or as arrays of property + * names. If `predicate` is provided it is invoked for each property of `object` + * picking the properties `predicate` returns truthy for. The predicate is + * bound to `thisArg` and invoked with three arguments: (value, key, object). + * + * @static + * @memberOf _ + * @category Object + * @param {Object} object The source object. + * @param {Function|...(string|string[])} [predicate] The function invoked per + * iteration or property names to pick, specified as individual property + * names or arrays of property names. + * @param {*} [thisArg] The `this` binding of `predicate`. + * @returns {Object} Returns the new object. + * @example + * + * var object = { 'user': 'fred', 'age': 40 }; + * + * _.pick(object, 'user'); + * // => { 'user': 'fred' } + * + * _.pick(object, _.isString); + * // => { 'user': 'fred' } + */ + var pick = restParam(function(object, props) { + if (object == null) { + return {}; + } + return typeof props[0] == 'function' + ? pickByCallback(object, bindCallback(props[0], props[1], 3)) + : pickByArray(object, baseFlatten(props)); + }); + + /** + * This method is like `_.get` except that if the resolved value is a function + * it is invoked with the `this` binding of its parent object and its result + * is returned. + * + * @static + * @memberOf _ + * @category Object + * @param {Object} object The object to query. + * @param {Array|string} path The path of the property to resolve. + * @param {*} [defaultValue] The value returned if the resolved value is `undefined`. + * @returns {*} Returns the resolved value. + * @example + * + * var object = { 'a': [{ 'b': { 'c1': 3, 'c2': _.constant(4) } }] }; + * + * _.result(object, 'a[0].b.c1'); + * // => 3 + * + * _.result(object, 'a[0].b.c2'); + * // => 4 + * + * _.result(object, 'a.b.c', 'default'); + * // => 'default' + * + * _.result(object, 'a.b.c', _.constant('default')); + * // => 'default' + */ + function result(object, path, defaultValue) { + var result = object == null ? undefined : object[path]; + if (result === undefined) { + if (object != null && !isKey(path, object)) { + path = toPath(path); + object = path.length == 1 ? object : baseGet(object, baseSlice(path, 0, -1)); + result = object == null ? undefined : object[last(path)]; + } + result = result === undefined ? defaultValue : result; + } + return isFunction(result) ? result.call(object) : result; + } + + /** + * Sets the property value of `path` on `object`. If a portion of `path` + * does not exist it is created. + * + * @static + * @memberOf _ + * @category Object + * @param {Object} object The object to augment. + * @param {Array|string} path The path of the property to set. + * @param {*} value The value to set. + * @returns {Object} Returns `object`. + * @example + * + * var object = { 'a': [{ 'b': { 'c': 3 } }] }; + * + * _.set(object, 'a[0].b.c', 4); + * console.log(object.a[0].b.c); + * // => 4 + * + * _.set(object, 'x[0].y.z', 5); + * console.log(object.x[0].y.z); + * // => 5 + */ + function set(object, path, value) { + if (object == null) { + return object; + } + var pathKey = (path + ''); + path = (object[pathKey] != null || isKey(path, object)) ? [pathKey] : toPath(path); + + var index = -1, + length = path.length, + lastIndex = length - 1, + nested = object; + + while (nested != null && ++index < length) { + var key = path[index]; + if (isObject(nested)) { + if (index == lastIndex) { + nested[key] = value; + } else if (nested[key] == null) { + nested[key] = isIndex(path[index + 1]) ? [] : {}; + } + } + nested = nested[key]; + } + return object; + } + + /** + * An alternative to `_.reduce`; this method transforms `object` to a new + * `accumulator` object which is the result of running each of its own enumerable + * properties through `iteratee`, with each invocation potentially mutating + * the `accumulator` object. The `iteratee` is bound to `thisArg` and invoked + * with four arguments: (accumulator, value, key, object). Iteratee functions + * may exit iteration early by explicitly returning `false`. + * + * @static + * @memberOf _ + * @category Object + * @param {Array|Object} object The object to iterate over. + * @param {Function} [iteratee=_.identity] The function invoked per iteration. + * @param {*} [accumulator] The custom accumulator value. + * @param {*} [thisArg] The `this` binding of `iteratee`. + * @returns {*} Returns the accumulated value. + * @example + * + * _.transform([2, 3, 4], function(result, n) { + * result.push(n *= n); + * return n % 2 == 0; + * }); + * // => [4, 9] + * + * _.transform({ 'a': 1, 'b': 2 }, function(result, n, key) { + * result[key] = n * 3; + * }); + * // => { 'a': 3, 'b': 6 } + */ + function transform(object, iteratee, accumulator, thisArg) { + var isArr = isArray(object) || isTypedArray(object); + iteratee = getCallback(iteratee, thisArg, 4); + + if (accumulator == null) { + if (isArr || isObject(object)) { + var Ctor = object.constructor; + if (isArr) { + accumulator = isArray(object) ? new Ctor : []; + } else { + accumulator = baseCreate(isFunction(Ctor) ? Ctor.prototype : undefined); + } + } else { + accumulator = {}; + } + } + (isArr ? arrayEach : baseForOwn)(object, function(value, index, object) { + return iteratee(accumulator, value, index, object); + }); + return accumulator; + } + + /** + * Creates an array of the own enumerable property values of `object`. + * + * **Note:** Non-object values are coerced to objects. + * + * @static + * @memberOf _ + * @category Object + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property values. + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.values(new Foo); + * // => [1, 2] (iteration order is not guaranteed) + * + * _.values('hi'); + * // => ['h', 'i'] + */ + function values(object) { + return baseValues(object, keys(object)); + } + + /** + * Creates an array of the own and inherited enumerable property values + * of `object`. + * + * **Note:** Non-object values are coerced to objects. + * + * @static + * @memberOf _ + * @category Object + * @param {Object} object The object to query. + * @returns {Array} Returns the array of property values. + * @example + * + * function Foo() { + * this.a = 1; + * this.b = 2; + * } + * + * Foo.prototype.c = 3; + * + * _.valuesIn(new Foo); + * // => [1, 2, 3] (iteration order is not guaranteed) + */ + function valuesIn(object) { + return baseValues(object, keysIn(object)); + } + + /*------------------------------------------------------------------------*/ + + /** + * Checks if `n` is between `start` and up to but not including, `end`. If + * `end` is not specified it is set to `start` with `start` then set to `0`. + * + * @static + * @memberOf _ + * @category Number + * @param {number} n The number to check. + * @param {number} [start=0] The start of the range. + * @param {number} end The end of the range. + * @returns {boolean} Returns `true` if `n` is in the range, else `false`. + * @example + * + * _.inRange(3, 2, 4); + * // => true + * + * _.inRange(4, 8); + * // => true + * + * _.inRange(4, 2); + * // => false + * + * _.inRange(2, 2); + * // => false + * + * _.inRange(1.2, 2); + * // => true + * + * _.inRange(5.2, 4); + * // => false + */ + function inRange(value, start, end) { + start = +start || 0; + if (end === undefined) { + end = start; + start = 0; + } else { + end = +end || 0; + } + return value >= nativeMin(start, end) && value < nativeMax(start, end); + } + + /** + * Produces a random number between `min` and `max` (inclusive). If only one + * argument is provided a number between `0` and the given number is returned. + * If `floating` is `true`, or either `min` or `max` are floats, a floating-point + * number is returned instead of an integer. + * + * @static + * @memberOf _ + * @category Number + * @param {number} [min=0] The minimum possible value. + * @param {number} [max=1] The maximum possible value. + * @param {boolean} [floating] Specify returning a floating-point number. + * @returns {number} Returns the random number. + * @example + * + * _.random(0, 5); + * // => an integer between 0 and 5 + * + * _.random(5); + * // => also an integer between 0 and 5 + * + * _.random(5, true); + * // => a floating-point number between 0 and 5 + * + * _.random(1.2, 5.2); + * // => a floating-point number between 1.2 and 5.2 + */ + function random(min, max, floating) { + if (floating && isIterateeCall(min, max, floating)) { + max = floating = undefined; + } + var noMin = min == null, + noMax = max == null; + + if (floating == null) { + if (noMax && typeof min == 'boolean') { + floating = min; + min = 1; + } + else if (typeof max == 'boolean') { + floating = max; + noMax = true; + } + } + if (noMin && noMax) { + max = 1; + noMax = false; + } + min = +min || 0; + if (noMax) { + max = min; + min = 0; + } else { + max = +max || 0; + } + if (floating || min % 1 || max % 1) { + var rand = nativeRandom(); + return nativeMin(min + (rand * (max - min + parseFloat('1e-' + ((rand + '').length - 1)))), max); + } + return baseRandom(min, max); + } + + /*------------------------------------------------------------------------*/ + + /** + * Converts `string` to [camel case](https://en.wikipedia.org/wiki/CamelCase). + * + * @static + * @memberOf _ + * @category String + * @param {string} [string=''] The string to convert. + * @returns {string} Returns the camel cased string. + * @example + * + * _.camelCase('Foo Bar'); + * // => 'fooBar' + * + * _.camelCase('--foo-bar'); + * // => 'fooBar' + * + * _.camelCase('__foo_bar__'); + * // => 'fooBar' + */ + var camelCase = createCompounder(function(result, word, index) { + word = word.toLowerCase(); + return result + (index ? (word.charAt(0).toUpperCase() + word.slice(1)) : word); + }); + + /** + * Capitalizes the first character of `string`. + * + * @static + * @memberOf _ + * @category String + * @param {string} [string=''] The string to capitalize. + * @returns {string} Returns the capitalized string. + * @example + * + * _.capitalize('fred'); + * // => 'Fred' + */ + function capitalize(string) { + string = baseToString(string); + return string && (string.charAt(0).toUpperCase() + string.slice(1)); + } + + /** + * Deburrs `string` by converting [latin-1 supplementary letters](https://en.wikipedia.org/wiki/Latin-1_Supplement_(Unicode_block)#Character_table) + * to basic latin letters and removing [combining diacritical marks](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks). + * + * @static + * @memberOf _ + * @category String + * @param {string} [string=''] The string to deburr. + * @returns {string} Returns the deburred string. + * @example + * + * _.deburr('déjà vu'); + * // => 'deja vu' + */ + function deburr(string) { + string = baseToString(string); + return string && string.replace(reLatin1, deburrLetter).replace(reComboMark, ''); + } + + /** + * Checks if `string` ends with the given target string. + * + * @static + * @memberOf _ + * @category String + * @param {string} [string=''] The string to search. + * @param {string} [target] The string to search for. + * @param {number} [position=string.length] The position to search from. + * @returns {boolean} Returns `true` if `string` ends with `target`, else `false`. + * @example + * + * _.endsWith('abc', 'c'); + * // => true + * + * _.endsWith('abc', 'b'); + * // => false + * + * _.endsWith('abc', 'b', 2); + * // => true + */ + function endsWith(string, target, position) { + string = baseToString(string); + target = (target + ''); + + var length = string.length; + position = position === undefined + ? length + : nativeMin(position < 0 ? 0 : (+position || 0), length); + + position -= target.length; + return position >= 0 && string.indexOf(target, position) == position; + } + + /** + * Converts the characters "&", "<", ">", '"', "'", and "\`", in `string` to + * their corresponding HTML entities. + * + * **Note:** No other characters are escaped. To escape additional characters + * use a third-party library like [_he_](https://mths.be/he). + * + * Though the ">" character is escaped for symmetry, characters like + * ">" and "/" don't need escaping in HTML and have no special meaning + * unless they're part of a tag or unquoted attribute value. + * See [Mathias Bynens's article](https://mathiasbynens.be/notes/ambiguous-ampersands) + * (under "semi-related fun fact") for more details. + * + * Backticks are escaped because in Internet Explorer < 9, they can break out + * of attribute values or HTML comments. See [#59](https://html5sec.org/#59), + * [#102](https://html5sec.org/#102), [#108](https://html5sec.org/#108), and + * [#133](https://html5sec.org/#133) of the [HTML5 Security Cheatsheet](https://html5sec.org/) + * for more details. + * + * When working with HTML you should always [quote attribute values](http://wonko.com/post/html-escaping) + * to reduce XSS vectors. + * + * @static + * @memberOf _ + * @category String + * @param {string} [string=''] The string to escape. + * @returns {string} Returns the escaped string. + * @example + * + * _.escape('fred, barney, & pebbles'); + * // => 'fred, barney, & pebbles' + */ + function escape(string) { + // Reset `lastIndex` because in IE < 9 `String#replace` does not. + string = baseToString(string); + return (string && reHasUnescapedHtml.test(string)) + ? string.replace(reUnescapedHtml, escapeHtmlChar) + : string; + } + + /** + * Escapes the `RegExp` special characters "\", "/", "^", "$", ".", "|", "?", + * "*", "+", "(", ")", "[", "]", "{" and "}" in `string`. + * + * @static + * @memberOf _ + * @category String + * @param {string} [string=''] The string to escape. + * @returns {string} Returns the escaped string. + * @example + * + * _.escapeRegExp('[lodash](https://lodash.com/)'); + * // => '\[lodash\]\(https:\/\/lodash\.com\/\)' + */ + function escapeRegExp(string) { + string = baseToString(string); + return (string && reHasRegExpChars.test(string)) + ? string.replace(reRegExpChars, escapeRegExpChar) + : (string || '(?:)'); + } + + /** + * Converts `string` to [kebab case](https://en.wikipedia.org/wiki/Letter_case#Special_case_styles). + * + * @static + * @memberOf _ + * @category String + * @param {string} [string=''] The string to convert. + * @returns {string} Returns the kebab cased string. + * @example + * + * _.kebabCase('Foo Bar'); + * // => 'foo-bar' + * + * _.kebabCase('fooBar'); + * // => 'foo-bar' + * + * _.kebabCase('__foo_bar__'); + * // => 'foo-bar' + */ + var kebabCase = createCompounder(function(result, word, index) { + return result + (index ? '-' : '') + word.toLowerCase(); + }); + + /** + * Pads `string` on the left and right sides if it's shorter than `length`. + * Padding characters are truncated if they can't be evenly divided by `length`. + * + * @static + * @memberOf _ + * @category String + * @param {string} [string=''] The string to pad. + * @param {number} [length=0] The padding length. + * @param {string} [chars=' '] The string used as padding. + * @returns {string} Returns the padded string. + * @example + * + * _.pad('abc', 8); + * // => ' abc ' + * + * _.pad('abc', 8, '_-'); + * // => '_-abc_-_' + * + * _.pad('abc', 3); + * // => 'abc' + */ + function pad(string, length, chars) { + string = baseToString(string); + length = +length; + + var strLength = string.length; + if (strLength >= length || !nativeIsFinite(length)) { + return string; + } + var mid = (length - strLength) / 2, + leftLength = nativeFloor(mid), + rightLength = nativeCeil(mid); + + chars = createPadding('', rightLength, chars); + return chars.slice(0, leftLength) + string + chars; + } + + /** + * Pads `string` on the left side if it's shorter than `length`. Padding + * characters are truncated if they exceed `length`. + * + * @static + * @memberOf _ + * @category String + * @param {string} [string=''] The string to pad. + * @param {number} [length=0] The padding length. + * @param {string} [chars=' '] The string used as padding. + * @returns {string} Returns the padded string. + * @example + * + * _.padLeft('abc', 6); + * // => ' abc' + * + * _.padLeft('abc', 6, '_-'); + * // => '_-_abc' + * + * _.padLeft('abc', 3); + * // => 'abc' + */ + var padLeft = createPadDir(); + + /** + * Pads `string` on the right side if it's shorter than `length`. Padding + * characters are truncated if they exceed `length`. + * + * @static + * @memberOf _ + * @category String + * @param {string} [string=''] The string to pad. + * @param {number} [length=0] The padding length. + * @param {string} [chars=' '] The string used as padding. + * @returns {string} Returns the padded string. + * @example + * + * _.padRight('abc', 6); + * // => 'abc ' + * + * _.padRight('abc', 6, '_-'); + * // => 'abc_-_' + * + * _.padRight('abc', 3); + * // => 'abc' + */ + var padRight = createPadDir(true); + + /** + * Converts `string` to an integer of the specified radix. If `radix` is + * `undefined` or `0`, a `radix` of `10` is used unless `value` is a hexadecimal, + * in which case a `radix` of `16` is used. + * + * **Note:** This method aligns with the [ES5 implementation](https://es5.github.io/#E) + * of `parseInt`. + * + * @static + * @memberOf _ + * @category String + * @param {string} string The string to convert. + * @param {number} [radix] The radix to interpret `value` by. + * @param- {Object} [guard] Enables use as a callback for functions like `_.map`. + * @returns {number} Returns the converted integer. + * @example + * + * _.parseInt('08'); + * // => 8 + * + * _.map(['6', '08', '10'], _.parseInt); + * // => [6, 8, 10] + */ + function parseInt(string, radix, guard) { + // Firefox < 21 and Opera < 15 follow ES3 for `parseInt`. + // Chrome fails to trim leading <BOM> whitespace characters. + // See https://code.google.com/p/v8/issues/detail?id=3109 for more details. + if (guard ? isIterateeCall(string, radix, guard) : radix == null) { + radix = 0; + } else if (radix) { + radix = +radix; + } + string = trim(string); + return nativeParseInt(string, radix || (reHasHexPrefix.test(string) ? 16 : 10)); + } + + /** + * Repeats the given string `n` times. + * + * @static + * @memberOf _ + * @category String + * @param {string} [string=''] The string to repeat. + * @param {number} [n=0] The number of times to repeat the string. + * @returns {string} Returns the repeated string. + * @example + * + * _.repeat('*', 3); + * // => '***' + * + * _.repeat('abc', 2); + * // => 'abcabc' + * + * _.repeat('abc', 0); + * // => '' + */ + function repeat(string, n) { + var result = ''; + string = baseToString(string); + n = +n; + if (n < 1 || !string || !nativeIsFinite(n)) { + return result; + } + // Leverage the exponentiation by squaring algorithm for a faster repeat. + // See https://en.wikipedia.org/wiki/Exponentiation_by_squaring for more details. + do { + if (n % 2) { + result += string; + } + n = nativeFloor(n / 2); + string += string; + } while (n); + + return result; + } + + /** + * Converts `string` to [snake case](https://en.wikipedia.org/wiki/Snake_case). + * + * @static + * @memberOf _ + * @category String + * @param {string} [string=''] The string to convert. + * @returns {string} Returns the snake cased string. + * @example + * + * _.snakeCase('Foo Bar'); + * // => 'foo_bar' + * + * _.snakeCase('fooBar'); + * // => 'foo_bar' + * + * _.snakeCase('--foo-bar'); + * // => 'foo_bar' + */ + var snakeCase = createCompounder(function(result, word, index) { + return result + (index ? '_' : '') + word.toLowerCase(); + }); + + /** + * Converts `string` to [start case](https://en.wikipedia.org/wiki/Letter_case#Stylistic_or_specialised_usage). + * + * @static + * @memberOf _ + * @category String + * @param {string} [string=''] The string to convert. + * @returns {string} Returns the start cased string. + * @example + * + * _.startCase('--foo-bar'); + * // => 'Foo Bar' + * + * _.startCase('fooBar'); + * // => 'Foo Bar' + * + * _.startCase('__foo_bar__'); + * // => 'Foo Bar' + */ + var startCase = createCompounder(function(result, word, index) { + return result + (index ? ' ' : '') + (word.charAt(0).toUpperCase() + word.slice(1)); + }); + + /** + * Checks if `string` starts with the given target string. + * + * @static + * @memberOf _ + * @category String + * @param {string} [string=''] The string to search. + * @param {string} [target] The string to search for. + * @param {number} [position=0] The position to search from. + * @returns {boolean} Returns `true` if `string` starts with `target`, else `false`. + * @example + * + * _.startsWith('abc', 'a'); + * // => true + * + * _.startsWith('abc', 'b'); + * // => false + * + * _.startsWith('abc', 'b', 1); + * // => true + */ + function startsWith(string, target, position) { + string = baseToString(string); + position = position == null + ? 0 + : nativeMin(position < 0 ? 0 : (+position || 0), string.length); + + return string.lastIndexOf(target, position) == position; + } + + /** + * Creates a compiled template function that can interpolate data properties + * in "interpolate" delimiters, HTML-escape interpolated data properties in + * "escape" delimiters, and execute JavaScript in "evaluate" delimiters. Data + * properties may be accessed as free variables in the template. If a setting + * object is provided it takes precedence over `_.templateSettings` values. + * + * **Note:** In the development build `_.template` utilizes + * [sourceURLs](http://www.html5rocks.com/en/tutorials/developertools/sourcemaps/#toc-sourceurl) + * for easier debugging. + * + * For more information on precompiling templates see + * [lodash's custom builds documentation](https://lodash.com/custom-builds). + * + * For more information on Chrome extension sandboxes see + * [Chrome's extensions documentation](https://developer.chrome.com/extensions/sandboxingEval). + * + * @static + * @memberOf _ + * @category String + * @param {string} [string=''] The template string. + * @param {Object} [options] The options object. + * @param {RegExp} [options.escape] The HTML "escape" delimiter. + * @param {RegExp} [options.evaluate] The "evaluate" delimiter. + * @param {Object} [options.imports] An object to import into the template as free variables. + * @param {RegExp} [options.interpolate] The "interpolate" delimiter. + * @param {string} [options.sourceURL] The sourceURL of the template's compiled source. + * @param {string} [options.variable] The data object variable name. + * @param- {Object} [otherOptions] Enables the legacy `options` param signature. + * @returns {Function} Returns the compiled template function. + * @example + * + * // using the "interpolate" delimiter to create a compiled template + * var compiled = _.template('hello <%= user %>!'); + * compiled({ 'user': 'fred' }); + * // => 'hello fred!' + * + * // using the HTML "escape" delimiter to escape data property values + * var compiled = _.template('<b><%- value %></b>'); + * compiled({ 'value': '<script>' }); + * // => '<b><script></b>' + * + * // using the "evaluate" delimiter to execute JavaScript and generate HTML + * var compiled = _.template('<% _.forEach(users, function(user) { %><li><%- user %></li><% }); %>'); + * compiled({ 'users': ['fred', 'barney'] }); + * // => '<li>fred</li><li>barney</li>' + * + * // using the internal `print` function in "evaluate" delimiters + * var compiled = _.template('<% print("hello " + user); %>!'); + * compiled({ 'user': 'barney' }); + * // => 'hello barney!' + * + * // using the ES delimiter as an alternative to the default "interpolate" delimiter + * var compiled = _.template('hello ${ user }!'); + * compiled({ 'user': 'pebbles' }); + * // => 'hello pebbles!' + * + * // using custom template delimiters + * _.templateSettings.interpolate = /{{([\s\S]+?)}}/g; + * var compiled = _.template('hello {{ user }}!'); + * compiled({ 'user': 'mustache' }); + * // => 'hello mustache!' + * + * // using backslashes to treat delimiters as plain text + * var compiled = _.template('<%= "\\<%- value %\\>" %>'); + * compiled({ 'value': 'ignored' }); + * // => '<%- value %>' + * + * // using the `imports` option to import `jQuery` as `jq` + * var text = '<% jq.each(users, function(user) { %><li><%- user %></li><% }); %>'; + * var compiled = _.template(text, { 'imports': { 'jq': jQuery } }); + * compiled({ 'users': ['fred', 'barney'] }); + * // => '<li>fred</li><li>barney</li>' + * + * // using the `sourceURL` option to specify a custom sourceURL for the template + * var compiled = _.template('hello <%= user %>!', { 'sourceURL': '/basic/greeting.jst' }); + * compiled(data); + * // => find the source of "greeting.jst" under the Sources tab or Resources panel of the web inspector + * + * // using the `variable` option to ensure a with-statement isn't used in the compiled template + * var compiled = _.template('hi <%= data.user %>!', { 'variable': 'data' }); + * compiled.source; + * // => function(data) { + * // var __t, __p = ''; + * // __p += 'hi ' + ((__t = ( data.user )) == null ? '' : __t) + '!'; + * // return __p; + * // } + * + * // using the `source` property to inline compiled templates for meaningful + * // line numbers in error messages and a stack trace + * fs.writeFileSync(path.join(cwd, 'jst.js'), '\ + * var JST = {\ + * "main": ' + _.template(mainText).source + '\ + * };\ + * '); + */ + function template(string, options, otherOptions) { + // Based on John Resig's `tmpl` implementation (http://ejohn.org/blog/javascript-micro-templating/) + // and Laura Doktorova's doT.js (https://github.com/olado/doT). + var settings = lodash.templateSettings; + + if (otherOptions && isIterateeCall(string, options, otherOptions)) { + options = otherOptions = undefined; + } + string = baseToString(string); + options = assignWith(baseAssign({}, otherOptions || options), settings, assignOwnDefaults); + + var imports = assignWith(baseAssign({}, options.imports), settings.imports, assignOwnDefaults), + importsKeys = keys(imports), + importsValues = baseValues(imports, importsKeys); + + var isEscaping, + isEvaluating, + index = 0, + interpolate = options.interpolate || reNoMatch, + source = "__p += '"; + + // Compile the regexp to match each delimiter. + var reDelimiters = RegExp( + (options.escape || reNoMatch).source + '|' + + interpolate.source + '|' + + (interpolate === reInterpolate ? reEsTemplate : reNoMatch).source + '|' + + (options.evaluate || reNoMatch).source + '|$' + , 'g'); + + // Use a sourceURL for easier debugging. + var sourceURL = '//# sourceURL=' + + ('sourceURL' in options + ? options.sourceURL + : ('lodash.templateSources[' + (++templateCounter) + ']') + ) + '\n'; + + string.replace(reDelimiters, function(match, escapeValue, interpolateValue, esTemplateValue, evaluateValue, offset) { + interpolateValue || (interpolateValue = esTemplateValue); + + // Escape characters that can't be included in string literals. + source += string.slice(index, offset).replace(reUnescapedString, escapeStringChar); + + // Replace delimiters with snippets. + if (escapeValue) { + isEscaping = true; + source += "' +\n__e(" + escapeValue + ") +\n'"; + } + if (evaluateValue) { + isEvaluating = true; + source += "';\n" + evaluateValue + ";\n__p += '"; + } + if (interpolateValue) { + source += "' +\n((__t = (" + interpolateValue + ")) == null ? '' : __t) +\n'"; + } + index = offset + match.length; + + // The JS engine embedded in Adobe products requires returning the `match` + // string in order to produce the correct `offset` value. + return match; + }); + + source += "';\n"; + + // If `variable` is not specified wrap a with-statement around the generated + // code to add the data object to the top of the scope chain. + var variable = options.variable; + if (!variable) { + source = 'with (obj) {\n' + source + '\n}\n'; + } + // Cleanup code by stripping empty strings. + source = (isEvaluating ? source.replace(reEmptyStringLeading, '') : source) + .replace(reEmptyStringMiddle, '$1') + .replace(reEmptyStringTrailing, '$1;'); + + // Frame code as the function body. + source = 'function(' + (variable || 'obj') + ') {\n' + + (variable + ? '' + : 'obj || (obj = {});\n' + ) + + "var __t, __p = ''" + + (isEscaping + ? ', __e = _.escape' + : '' + ) + + (isEvaluating + ? ', __j = Array.prototype.join;\n' + + "function print() { __p += __j.call(arguments, '') }\n" + : ';\n' + ) + + source + + 'return __p\n}'; + + var result = attempt(function() { + return Function(importsKeys, sourceURL + 'return ' + source).apply(undefined, importsValues); + }); + + // Provide the compiled function's source by its `toString` method or + // the `source` property as a convenience for inlining compiled templates. + result.source = source; + if (isError(result)) { + throw result; + } + return result; + } + + /** + * Removes leading and trailing whitespace or specified characters from `string`. + * + * @static + * @memberOf _ + * @category String + * @param {string} [string=''] The string to trim. + * @param {string} [chars=whitespace] The characters to trim. + * @param- {Object} [guard] Enables use as a callback for functions like `_.map`. + * @returns {string} Returns the trimmed string. + * @example + * + * _.trim(' abc '); + * // => 'abc' + * + * _.trim('-_-abc-_-', '_-'); + * // => 'abc' + * + * _.map([' foo ', ' bar '], _.trim); + * // => ['foo', 'bar'] + */ + function trim(string, chars, guard) { + var value = string; + string = baseToString(string); + if (!string) { + return string; + } + if (guard ? isIterateeCall(value, chars, guard) : chars == null) { + return string.slice(trimmedLeftIndex(string), trimmedRightIndex(string) + 1); + } + chars = (chars + ''); + return string.slice(charsLeftIndex(string, chars), charsRightIndex(string, chars) + 1); + } + + /** + * Removes leading whitespace or specified characters from `string`. + * + * @static + * @memberOf _ + * @category String + * @param {string} [string=''] The string to trim. + * @param {string} [chars=whitespace] The characters to trim. + * @param- {Object} [guard] Enables use as a callback for functions like `_.map`. + * @returns {string} Returns the trimmed string. + * @example + * + * _.trimLeft(' abc '); + * // => 'abc ' + * + * _.trimLeft('-_-abc-_-', '_-'); + * // => 'abc-_-' + */ + function trimLeft(string, chars, guard) { + var value = string; + string = baseToString(string); + if (!string) { + return string; + } + if (guard ? isIterateeCall(value, chars, guard) : chars == null) { + return string.slice(trimmedLeftIndex(string)); + } + return string.slice(charsLeftIndex(string, (chars + ''))); + } + + /** + * Removes trailing whitespace or specified characters from `string`. + * + * @static + * @memberOf _ + * @category String + * @param {string} [string=''] The string to trim. + * @param {string} [chars=whitespace] The characters to trim. + * @param- {Object} [guard] Enables use as a callback for functions like `_.map`. + * @returns {string} Returns the trimmed string. + * @example + * + * _.trimRight(' abc '); + * // => ' abc' + * + * _.trimRight('-_-abc-_-', '_-'); + * // => '-_-abc' + */ + function trimRight(string, chars, guard) { + var value = string; + string = baseToString(string); + if (!string) { + return string; + } + if (guard ? isIterateeCall(value, chars, guard) : chars == null) { + return string.slice(0, trimmedRightIndex(string) + 1); + } + return string.slice(0, charsRightIndex(string, (chars + '')) + 1); + } + + /** + * Truncates `string` if it's longer than the given maximum string length. + * The last characters of the truncated string are replaced with the omission + * string which defaults to "...". + * + * @static + * @memberOf _ + * @category String + * @param {string} [string=''] The string to truncate. + * @param {Object|number} [options] The options object or maximum string length. + * @param {number} [options.length=30] The maximum string length. + * @param {string} [options.omission='...'] The string to indicate text is omitted. + * @param {RegExp|string} [options.separator] The separator pattern to truncate to. + * @param- {Object} [guard] Enables use as a callback for functions like `_.map`. + * @returns {string} Returns the truncated string. + * @example + * + * _.trunc('hi-diddly-ho there, neighborino'); + * // => 'hi-diddly-ho there, neighbo...' + * + * _.trunc('hi-diddly-ho there, neighborino', 24); + * // => 'hi-diddly-ho there, n...' + * + * _.trunc('hi-diddly-ho there, neighborino', { + * 'length': 24, + * 'separator': ' ' + * }); + * // => 'hi-diddly-ho there,...' + * + * _.trunc('hi-diddly-ho there, neighborino', { + * 'length': 24, + * 'separator': /,? +/ + * }); + * // => 'hi-diddly-ho there...' + * + * _.trunc('hi-diddly-ho there, neighborino', { + * 'omission': ' [...]' + * }); + * // => 'hi-diddly-ho there, neig [...]' + */ + function trunc(string, options, guard) { + if (guard && isIterateeCall(string, options, guard)) { + options = undefined; + } + var length = DEFAULT_TRUNC_LENGTH, + omission = DEFAULT_TRUNC_OMISSION; + + if (options != null) { + if (isObject(options)) { + var separator = 'separator' in options ? options.separator : separator; + length = 'length' in options ? (+options.length || 0) : length; + omission = 'omission' in options ? baseToString(options.omission) : omission; + } else { + length = +options || 0; + } + } + string = baseToString(string); + if (length >= string.length) { + return string; + } + var end = length - omission.length; + if (end < 1) { + return omission; + } + var result = string.slice(0, end); + if (separator == null) { + return result + omission; + } + if (isRegExp(separator)) { + if (string.slice(end).search(separator)) { + var match, + newEnd, + substring = string.slice(0, end); + + if (!separator.global) { + separator = RegExp(separator.source, (reFlags.exec(separator) || '') + 'g'); + } + separator.lastIndex = 0; + while ((match = separator.exec(substring))) { + newEnd = match.index; + } + result = result.slice(0, newEnd == null ? end : newEnd); + } + } else if (string.indexOf(separator, end) != end) { + var index = result.lastIndexOf(separator); + if (index > -1) { + result = result.slice(0, index); + } + } + return result + omission; + } + + /** + * The inverse of `_.escape`; this method converts the HTML entities + * `&`, `<`, `>`, `"`, `'`, and ``` in `string` to their + * corresponding characters. + * + * **Note:** No other HTML entities are unescaped. To unescape additional HTML + * entities use a third-party library like [_he_](https://mths.be/he). + * + * @static + * @memberOf _ + * @category String + * @param {string} [string=''] The string to unescape. + * @returns {string} Returns the unescaped string. + * @example + * + * _.unescape('fred, barney, & pebbles'); + * // => 'fred, barney, & pebbles' + */ + function unescape(string) { + string = baseToString(string); + return (string && reHasEscapedHtml.test(string)) + ? string.replace(reEscapedHtml, unescapeHtmlChar) + : string; + } + + /** + * Splits `string` into an array of its words. + * + * @static + * @memberOf _ + * @category String + * @param {string} [string=''] The string to inspect. + * @param {RegExp|string} [pattern] The pattern to match words. + * @param- {Object} [guard] Enables use as a callback for functions like `_.map`. + * @returns {Array} Returns the words of `string`. + * @example + * + * _.words('fred, barney, & pebbles'); + * // => ['fred', 'barney', 'pebbles'] + * + * _.words('fred, barney, & pebbles', /[^, ]+/g); + * // => ['fred', 'barney', '&', 'pebbles'] + */ + function words(string, pattern, guard) { + if (guard && isIterateeCall(string, pattern, guard)) { + pattern = undefined; + } + string = baseToString(string); + return string.match(pattern || reWords) || []; + } + + /*------------------------------------------------------------------------*/ + + /** + * Attempts to invoke `func`, returning either the result or the caught error + * object. Any additional arguments are provided to `func` when it is invoked. + * + * @static + * @memberOf _ + * @category Utility + * @param {Function} func The function to attempt. + * @returns {*} Returns the `func` result or error object. + * @example + * + * // avoid throwing errors for invalid selectors + * var elements = _.attempt(function(selector) { + * return document.querySelectorAll(selector); + * }, '>_>'); + * + * if (_.isError(elements)) { + * elements = []; + * } + */ + var attempt = restParam(function(func, args) { + try { + return func.apply(undefined, args); + } catch(e) { + return isError(e) ? e : new Error(e); + } + }); + + /** + * Creates a function that invokes `func` with the `this` binding of `thisArg` + * and arguments of the created function. If `func` is a property name the + * created callback returns the property value for a given element. If `func` + * is an object the created callback returns `true` for elements that contain + * the equivalent object properties, otherwise it returns `false`. + * + * @static + * @memberOf _ + * @alias iteratee + * @category Utility + * @param {*} [func=_.identity] The value to convert to a callback. + * @param {*} [thisArg] The `this` binding of `func`. + * @param- {Object} [guard] Enables use as a callback for functions like `_.map`. + * @returns {Function} Returns the callback. + * @example + * + * var users = [ + * { 'user': 'barney', 'age': 36 }, + * { 'user': 'fred', 'age': 40 } + * ]; + * + * // wrap to create custom callback shorthands + * _.callback = _.wrap(_.callback, function(callback, func, thisArg) { + * var match = /^(.+?)__([gl]t)(.+)$/.exec(func); + * if (!match) { + * return callback(func, thisArg); + * } + * return function(object) { + * return match[2] == 'gt' + * ? object[match[1]] > match[3] + * : object[match[1]] < match[3]; + * }; + * }); + * + * _.filter(users, 'age__gt36'); + * // => [{ 'user': 'fred', 'age': 40 }] + */ + function callback(func, thisArg, guard) { + if (guard && isIterateeCall(func, thisArg, guard)) { + thisArg = undefined; + } + return isObjectLike(func) + ? matches(func) + : baseCallback(func, thisArg); + } + + /** + * Creates a function that returns `value`. + * + * @static + * @memberOf _ + * @category Utility + * @param {*} value The value to return from the new function. + * @returns {Function} Returns the new function. + * @example + * + * var object = { 'user': 'fred' }; + * var getter = _.constant(object); + * + * getter() === object; + * // => true + */ + function constant(value) { + return function() { + return value; + }; + } + + /** + * This method returns the first argument provided to it. + * + * @static + * @memberOf _ + * @category Utility + * @param {*} value Any value. + * @returns {*} Returns `value`. + * @example + * + * var object = { 'user': 'fred' }; + * + * _.identity(object) === object; + * // => true + */ + function identity(value) { + return value; + } + + /** + * Creates a function that performs a deep comparison between a given object + * and `source`, returning `true` if the given object has equivalent property + * values, else `false`. + * + * **Note:** This method supports comparing arrays, booleans, `Date` objects, + * numbers, `Object` objects, regexes, and strings. Objects are compared by + * their own, not inherited, enumerable properties. For comparing a single + * own or inherited property value see `_.matchesProperty`. + * + * @static + * @memberOf _ + * @category Utility + * @param {Object} source The object of property values to match. + * @returns {Function} Returns the new function. + * @example + * + * var users = [ + * { 'user': 'barney', 'age': 36, 'active': true }, + * { 'user': 'fred', 'age': 40, 'active': false } + * ]; + * + * _.filter(users, _.matches({ 'age': 40, 'active': false })); + * // => [{ 'user': 'fred', 'age': 40, 'active': false }] + */ + function matches(source) { + return baseMatches(baseClone(source, true)); + } + + /** + * Creates a function that compares the property value of `path` on a given + * object to `value`. + * + * **Note:** This method supports comparing arrays, booleans, `Date` objects, + * numbers, `Object` objects, regexes, and strings. Objects are compared by + * their own, not inherited, enumerable properties. + * + * @static + * @memberOf _ + * @category Utility + * @param {Array|string} path The path of the property to get. + * @param {*} srcValue The value to match. + * @returns {Function} Returns the new function. + * @example + * + * var users = [ + * { 'user': 'barney' }, + * { 'user': 'fred' } + * ]; + * + * _.find(users, _.matchesProperty('user', 'fred')); + * // => { 'user': 'fred' } + */ + function matchesProperty(path, srcValue) { + return baseMatchesProperty(path, baseClone(srcValue, true)); + } + + /** + * Creates a function that invokes the method at `path` on a given object. + * Any additional arguments are provided to the invoked method. + * + * @static + * @memberOf _ + * @category Utility + * @param {Array|string} path The path of the method to invoke. + * @param {...*} [args] The arguments to invoke the method with. + * @returns {Function} Returns the new function. + * @example + * + * var objects = [ + * { 'a': { 'b': { 'c': _.constant(2) } } }, + * { 'a': { 'b': { 'c': _.constant(1) } } } + * ]; + * + * _.map(objects, _.method('a.b.c')); + * // => [2, 1] + * + * _.invoke(_.sortBy(objects, _.method(['a', 'b', 'c'])), 'a.b.c'); + * // => [1, 2] + */ + var method = restParam(function(path, args) { + return function(object) { + return invokePath(object, path, args); + }; + }); + + /** + * The opposite of `_.method`; this method creates a function that invokes + * the method at a given path on `object`. Any additional arguments are + * provided to the invoked method. + * + * @static + * @memberOf _ + * @category Utility + * @param {Object} object The object to query. + * @param {...*} [args] The arguments to invoke the method with. + * @returns {Function} Returns the new function. + * @example + * + * var array = _.times(3, _.constant), + * object = { 'a': array, 'b': array, 'c': array }; + * + * _.map(['a[2]', 'c[0]'], _.methodOf(object)); + * // => [2, 0] + * + * _.map([['a', '2'], ['c', '0']], _.methodOf(object)); + * // => [2, 0] + */ + var methodOf = restParam(function(object, args) { + return function(path) { + return invokePath(object, path, args); + }; + }); + + /** + * Adds all own enumerable function properties of a source object to the + * destination object. If `object` is a function then methods are added to + * its prototype as well. + * + * **Note:** Use `_.runInContext` to create a pristine `lodash` function to + * avoid conflicts caused by modifying the original. + * + * @static + * @memberOf _ + * @category Utility + * @param {Function|Object} [object=lodash] The destination object. + * @param {Object} source The object of functions to add. + * @param {Object} [options] The options object. + * @param {boolean} [options.chain=true] Specify whether the functions added + * are chainable. + * @returns {Function|Object} Returns `object`. + * @example + * + * function vowels(string) { + * return _.filter(string, function(v) { + * return /[aeiou]/i.test(v); + * }); + * } + * + * _.mixin({ 'vowels': vowels }); + * _.vowels('fred'); + * // => ['e'] + * + * _('fred').vowels().value(); + * // => ['e'] + * + * _.mixin({ 'vowels': vowels }, { 'chain': false }); + * _('fred').vowels(); + * // => ['e'] + */ + function mixin(object, source, options) { + if (options == null) { + var isObj = isObject(source), + props = isObj ? keys(source) : undefined, + methodNames = (props && props.length) ? baseFunctions(source, props) : undefined; + + if (!(methodNames ? methodNames.length : isObj)) { + methodNames = false; + options = source; + source = object; + object = this; + } + } + if (!methodNames) { + methodNames = baseFunctions(source, keys(source)); + } + var chain = true, + index = -1, + isFunc = isFunction(object), + length = methodNames.length; + + if (options === false) { + chain = false; + } else if (isObject(options) && 'chain' in options) { + chain = options.chain; + } + while (++index < length) { + var methodName = methodNames[index], + func = source[methodName]; + + object[methodName] = func; + if (isFunc) { + object.prototype[methodName] = (function(func) { + return function() { + var chainAll = this.__chain__; + if (chain || chainAll) { + var result = object(this.__wrapped__), + actions = result.__actions__ = arrayCopy(this.__actions__); + + actions.push({ 'func': func, 'args': arguments, 'thisArg': object }); + result.__chain__ = chainAll; + return result; + } + return func.apply(object, arrayPush([this.value()], arguments)); + }; + }(func)); + } + } + return object; + } + + /** + * Reverts the `_` variable to its previous value and returns a reference to + * the `lodash` function. + * + * @static + * @memberOf _ + * @category Utility + * @returns {Function} Returns the `lodash` function. + * @example + * + * var lodash = _.noConflict(); + */ + function noConflict() { + root._ = oldDash; + return this; + } + + /** + * A no-operation function that returns `undefined` regardless of the + * arguments it receives. + * + * @static + * @memberOf _ + * @category Utility + * @example + * + * var object = { 'user': 'fred' }; + * + * _.noop(object) === undefined; + * // => true + */ + function noop() { + // No operation performed. + } + + /** + * Creates a function that returns the property value at `path` on a + * given object. + * + * @static + * @memberOf _ + * @category Utility + * @param {Array|string} path The path of the property to get. + * @returns {Function} Returns the new function. + * @example + * + * var objects = [ + * { 'a': { 'b': { 'c': 2 } } }, + * { 'a': { 'b': { 'c': 1 } } } + * ]; + * + * _.map(objects, _.property('a.b.c')); + * // => [2, 1] + * + * _.pluck(_.sortBy(objects, _.property(['a', 'b', 'c'])), 'a.b.c'); + * // => [1, 2] + */ + function property(path) { + return isKey(path) ? baseProperty(path) : basePropertyDeep(path); + } + + /** + * The opposite of `_.property`; this method creates a function that returns + * the property value at a given path on `object`. + * + * @static + * @memberOf _ + * @category Utility + * @param {Object} object The object to query. + * @returns {Function} Returns the new function. + * @example + * + * var array = [0, 1, 2], + * object = { 'a': array, 'b': array, 'c': array }; + * + * _.map(['a[2]', 'c[0]'], _.propertyOf(object)); + * // => [2, 0] + * + * _.map([['a', '2'], ['c', '0']], _.propertyOf(object)); + * // => [2, 0] + */ + function propertyOf(object) { + return function(path) { + return baseGet(object, toPath(path), path + ''); + }; + } + + /** + * Creates an array of numbers (positive and/or negative) progressing from + * `start` up to, but not including, `end`. If `end` is not specified it is + * set to `start` with `start` then set to `0`. If `end` is less than `start` + * a zero-length range is created unless a negative `step` is specified. + * + * @static + * @memberOf _ + * @category Utility + * @param {number} [start=0] The start of the range. + * @param {number} end The end of the range. + * @param {number} [step=1] The value to increment or decrement by. + * @returns {Array} Returns the new array of numbers. + * @example + * + * _.range(4); + * // => [0, 1, 2, 3] + * + * _.range(1, 5); + * // => [1, 2, 3, 4] + * + * _.range(0, 20, 5); + * // => [0, 5, 10, 15] + * + * _.range(0, -4, -1); + * // => [0, -1, -2, -3] + * + * _.range(1, 4, 0); + * // => [1, 1, 1] + * + * _.range(0); + * // => [] + */ + function range(start, end, step) { + if (step && isIterateeCall(start, end, step)) { + end = step = undefined; + } + start = +start || 0; + step = step == null ? 1 : (+step || 0); + + if (end == null) { + end = start; + start = 0; + } else { + end = +end || 0; + } + // Use `Array(length)` so engines like Chakra and V8 avoid slower modes. + // See https://youtu.be/XAqIpGU8ZZk#t=17m25s for more details. + var index = -1, + length = nativeMax(nativeCeil((end - start) / (step || 1)), 0), + result = Array(length); + + while (++index < length) { + result[index] = start; + start += step; + } + return result; + } + + /** + * Invokes the iteratee function `n` times, returning an array of the results + * of each invocation. The `iteratee` is bound to `thisArg` and invoked with + * one argument; (index). + * + * @static + * @memberOf _ + * @category Utility + * @param {number} n The number of times to invoke `iteratee`. + * @param {Function} [iteratee=_.identity] The function invoked per iteration. + * @param {*} [thisArg] The `this` binding of `iteratee`. + * @returns {Array} Returns the array of results. + * @example + * + * var diceRolls = _.times(3, _.partial(_.random, 1, 6, false)); + * // => [3, 6, 4] + * + * _.times(3, function(n) { + * mage.castSpell(n); + * }); + * // => invokes `mage.castSpell(n)` three times with `n` of `0`, `1`, and `2` + * + * _.times(3, function(n) { + * this.cast(n); + * }, mage); + * // => also invokes `mage.castSpell(n)` three times + */ + function times(n, iteratee, thisArg) { + n = nativeFloor(n); + + // Exit early to avoid a JSC JIT bug in Safari 8 + // where `Array(0)` is treated as `Array(1)`. + if (n < 1 || !nativeIsFinite(n)) { + return []; + } + var index = -1, + result = Array(nativeMin(n, MAX_ARRAY_LENGTH)); + + iteratee = bindCallback(iteratee, thisArg, 1); + while (++index < n) { + if (index < MAX_ARRAY_LENGTH) { + result[index] = iteratee(index); + } else { + iteratee(index); + } + } + return result; + } + + /** + * Generates a unique ID. If `prefix` is provided the ID is appended to it. + * + * @static + * @memberOf _ + * @category Utility + * @param {string} [prefix] The value to prefix the ID with. + * @returns {string} Returns the unique ID. + * @example + * + * _.uniqueId('contact_'); + * // => 'contact_104' + * + * _.uniqueId(); + * // => '105' + */ + function uniqueId(prefix) { + var id = ++idCounter; + return baseToString(prefix) + id; + } + + /*------------------------------------------------------------------------*/ + + /** + * Adds two numbers. + * + * @static + * @memberOf _ + * @category Math + * @param {number} augend The first number to add. + * @param {number} addend The second number to add. + * @returns {number} Returns the sum. + * @example + * + * _.add(6, 4); + * // => 10 + */ + function add(augend, addend) { + return (+augend || 0) + (+addend || 0); + } + + /** + * Calculates `n` rounded up to `precision`. + * + * @static + * @memberOf _ + * @category Math + * @param {number} n The number to round up. + * @param {number} [precision=0] The precision to round up to. + * @returns {number} Returns the rounded up number. + * @example + * + * _.ceil(4.006); + * // => 5 + * + * _.ceil(6.004, 2); + * // => 6.01 + * + * _.ceil(6040, -2); + * // => 6100 + */ + var ceil = createRound('ceil'); + + /** + * Calculates `n` rounded down to `precision`. + * + * @static + * @memberOf _ + * @category Math + * @param {number} n The number to round down. + * @param {number} [precision=0] The precision to round down to. + * @returns {number} Returns the rounded down number. + * @example + * + * _.floor(4.006); + * // => 4 + * + * _.floor(0.046, 2); + * // => 0.04 + * + * _.floor(4060, -2); + * // => 4000 + */ + var floor = createRound('floor'); + + /** + * Gets the maximum value of `collection`. If `collection` is empty or falsey + * `-Infinity` is returned. If an iteratee function is provided it is invoked + * for each value in `collection` to generate the criterion by which the value + * is ranked. The `iteratee` is bound to `thisArg` and invoked with three + * arguments: (value, index, collection). + * + * If a property name is provided for `iteratee` the created `_.property` + * style callback returns the property value of the given element. + * + * If a value is also provided for `thisArg` the created `_.matchesProperty` + * style callback returns `true` for elements that have a matching property + * value, else `false`. + * + * If an object is provided for `iteratee` the created `_.matches` style + * callback returns `true` for elements that have the properties of the given + * object, else `false`. + * + * @static + * @memberOf _ + * @category Math + * @param {Array|Object|string} collection The collection to iterate over. + * @param {Function|Object|string} [iteratee] The function invoked per iteration. + * @param {*} [thisArg] The `this` binding of `iteratee`. + * @returns {*} Returns the maximum value. + * @example + * + * _.max([4, 2, 8, 6]); + * // => 8 + * + * _.max([]); + * // => -Infinity + * + * var users = [ + * { 'user': 'barney', 'age': 36 }, + * { 'user': 'fred', 'age': 40 } + * ]; + * + * _.max(users, function(chr) { + * return chr.age; + * }); + * // => { 'user': 'fred', 'age': 40 } + * + * // using the `_.property` callback shorthand + * _.max(users, 'age'); + * // => { 'user': 'fred', 'age': 40 } + */ + var max = createExtremum(gt, NEGATIVE_INFINITY); + + /** + * Gets the minimum value of `collection`. If `collection` is empty or falsey + * `Infinity` is returned. If an iteratee function is provided it is invoked + * for each value in `collection` to generate the criterion by which the value + * is ranked. The `iteratee` is bound to `thisArg` and invoked with three + * arguments: (value, index, collection). + * + * If a property name is provided for `iteratee` the created `_.property` + * style callback returns the property value of the given element. + * + * If a value is also provided for `thisArg` the created `_.matchesProperty` + * style callback returns `true` for elements that have a matching property + * value, else `false`. + * + * If an object is provided for `iteratee` the created `_.matches` style + * callback returns `true` for elements that have the properties of the given + * object, else `false`. + * + * @static + * @memberOf _ + * @category Math + * @param {Array|Object|string} collection The collection to iterate over. + * @param {Function|Object|string} [iteratee] The function invoked per iteration. + * @param {*} [thisArg] The `this` binding of `iteratee`. + * @returns {*} Returns the minimum value. + * @example + * + * _.min([4, 2, 8, 6]); + * // => 2 + * + * _.min([]); + * // => Infinity + * + * var users = [ + * { 'user': 'barney', 'age': 36 }, + * { 'user': 'fred', 'age': 40 } + * ]; + * + * _.min(users, function(chr) { + * return chr.age; + * }); + * // => { 'user': 'barney', 'age': 36 } + * + * // using the `_.property` callback shorthand + * _.min(users, 'age'); + * // => { 'user': 'barney', 'age': 36 } + */ + var min = createExtremum(lt, POSITIVE_INFINITY); + + /** + * Calculates `n` rounded to `precision`. + * + * @static + * @memberOf _ + * @category Math + * @param {number} n The number to round. + * @param {number} [precision=0] The precision to round to. + * @returns {number} Returns the rounded number. + * @example + * + * _.round(4.006); + * // => 4 + * + * _.round(4.006, 2); + * // => 4.01 + * + * _.round(4060, -2); + * // => 4100 + */ + var round = createRound('round'); + + /** + * Gets the sum of the values in `collection`. + * + * @static + * @memberOf _ + * @category Math + * @param {Array|Object|string} collection The collection to iterate over. + * @param {Function|Object|string} [iteratee] The function invoked per iteration. + * @param {*} [thisArg] The `this` binding of `iteratee`. + * @returns {number} Returns the sum. + * @example + * + * _.sum([4, 6]); + * // => 10 + * + * _.sum({ 'a': 4, 'b': 6 }); + * // => 10 + * + * var objects = [ + * { 'n': 4 }, + * { 'n': 6 } + * ]; + * + * _.sum(objects, function(object) { + * return object.n; + * }); + * // => 10 + * + * // using the `_.property` callback shorthand + * _.sum(objects, 'n'); + * // => 10 + */ + function sum(collection, iteratee, thisArg) { + if (thisArg && isIterateeCall(collection, iteratee, thisArg)) { + iteratee = undefined; + } + iteratee = getCallback(iteratee, thisArg, 3); + return iteratee.length == 1 + ? arraySum(isArray(collection) ? collection : toIterable(collection), iteratee) + : baseSum(collection, iteratee); + } + + /*------------------------------------------------------------------------*/ + + // Ensure wrappers are instances of `baseLodash`. + lodash.prototype = baseLodash.prototype; + + LodashWrapper.prototype = baseCreate(baseLodash.prototype); + LodashWrapper.prototype.constructor = LodashWrapper; + + LazyWrapper.prototype = baseCreate(baseLodash.prototype); + LazyWrapper.prototype.constructor = LazyWrapper; + + // Add functions to the `Map` cache. + MapCache.prototype['delete'] = mapDelete; + MapCache.prototype.get = mapGet; + MapCache.prototype.has = mapHas; + MapCache.prototype.set = mapSet; + + // Add functions to the `Set` cache. + SetCache.prototype.push = cachePush; + + // Assign cache to `_.memoize`. + memoize.Cache = MapCache; + + // Add functions that return wrapped values when chaining. + lodash.after = after; + lodash.ary = ary; + lodash.assign = assign; + lodash.at = at; + lodash.before = before; + lodash.bind = bind; + lodash.bindAll = bindAll; + lodash.bindKey = bindKey; + lodash.callback = callback; + lodash.chain = chain; + lodash.chunk = chunk; + lodash.compact = compact; + lodash.constant = constant; + lodash.countBy = countBy; + lodash.create = create; + lodash.curry = curry; + lodash.curryRight = curryRight; + lodash.debounce = debounce; + lodash.defaults = defaults; + lodash.defaultsDeep = defaultsDeep; + lodash.defer = defer; + lodash.delay = delay; + lodash.difference = difference; + lodash.drop = drop; + lodash.dropRight = dropRight; + lodash.dropRightWhile = dropRightWhile; + lodash.dropWhile = dropWhile; + lodash.fill = fill; + lodash.filter = filter; + lodash.flatten = flatten; + lodash.flattenDeep = flattenDeep; + lodash.flow = flow; + lodash.flowRight = flowRight; + lodash.forEach = forEach; + lodash.forEachRight = forEachRight; + lodash.forIn = forIn; + lodash.forInRight = forInRight; + lodash.forOwn = forOwn; + lodash.forOwnRight = forOwnRight; + lodash.functions = functions; + lodash.groupBy = groupBy; + lodash.indexBy = indexBy; + lodash.initial = initial; + lodash.intersection = intersection; + lodash.invert = invert; + lodash.invoke = invoke; + lodash.keys = keys; + lodash.keysIn = keysIn; + lodash.map = map; + lodash.mapKeys = mapKeys; + lodash.mapValues = mapValues; + lodash.matches = matches; + lodash.matchesProperty = matchesProperty; + lodash.memoize = memoize; + lodash.merge = merge; + lodash.method = method; + lodash.methodOf = methodOf; + lodash.mixin = mixin; + lodash.modArgs = modArgs; + lodash.negate = negate; + lodash.omit = omit; + lodash.once = once; + lodash.pairs = pairs; + lodash.partial = partial; + lodash.partialRight = partialRight; + lodash.partition = partition; + lodash.pick = pick; + lodash.pluck = pluck; + lodash.property = property; + lodash.propertyOf = propertyOf; + lodash.pull = pull; + lodash.pullAt = pullAt; + lodash.range = range; + lodash.rearg = rearg; + lodash.reject = reject; + lodash.remove = remove; + lodash.rest = rest; + lodash.restParam = restParam; + lodash.set = set; + lodash.shuffle = shuffle; + lodash.slice = slice; + lodash.sortBy = sortBy; + lodash.sortByAll = sortByAll; + lodash.sortByOrder = sortByOrder; + lodash.spread = spread; + lodash.take = take; + lodash.takeRight = takeRight; + lodash.takeRightWhile = takeRightWhile; + lodash.takeWhile = takeWhile; + lodash.tap = tap; + lodash.throttle = throttle; + lodash.thru = thru; + lodash.times = times; + lodash.toArray = toArray; + lodash.toPlainObject = toPlainObject; + lodash.transform = transform; + lodash.union = union; + lodash.uniq = uniq; + lodash.unzip = unzip; + lodash.unzipWith = unzipWith; + lodash.values = values; + lodash.valuesIn = valuesIn; + lodash.where = where; + lodash.without = without; + lodash.wrap = wrap; + lodash.xor = xor; + lodash.zip = zip; + lodash.zipObject = zipObject; + lodash.zipWith = zipWith; + + // Add aliases. + lodash.backflow = flowRight; + lodash.collect = map; + lodash.compose = flowRight; + lodash.each = forEach; + lodash.eachRight = forEachRight; + lodash.extend = assign; + lodash.iteratee = callback; + lodash.methods = functions; + lodash.object = zipObject; + lodash.select = filter; + lodash.tail = rest; + lodash.unique = uniq; + + // Add functions to `lodash.prototype`. + mixin(lodash, lodash); + + /*------------------------------------------------------------------------*/ + + // Add functions that return unwrapped values when chaining. + lodash.add = add; + lodash.attempt = attempt; + lodash.camelCase = camelCase; + lodash.capitalize = capitalize; + lodash.ceil = ceil; + lodash.clone = clone; + lodash.cloneDeep = cloneDeep; + lodash.deburr = deburr; + lodash.endsWith = endsWith; + lodash.escape = escape; + lodash.escapeRegExp = escapeRegExp; + lodash.every = every; + lodash.find = find; + lodash.findIndex = findIndex; + lodash.findKey = findKey; + lodash.findLast = findLast; + lodash.findLastIndex = findLastIndex; + lodash.findLastKey = findLastKey; + lodash.findWhere = findWhere; + lodash.first = first; + lodash.floor = floor; + lodash.get = get; + lodash.gt = gt; + lodash.gte = gte; + lodash.has = has; + lodash.identity = identity; + lodash.includes = includes; + lodash.indexOf = indexOf; + lodash.inRange = inRange; + lodash.isArguments = isArguments; + lodash.isArray = isArray; + lodash.isBoolean = isBoolean; + lodash.isDate = isDate; + lodash.isElement = isElement; + lodash.isEmpty = isEmpty; + lodash.isEqual = isEqual; + lodash.isError = isError; + lodash.isFinite = isFinite; + lodash.isFunction = isFunction; + lodash.isMatch = isMatch; + lodash.isNaN = isNaN; + lodash.isNative = isNative; + lodash.isNull = isNull; + lodash.isNumber = isNumber; + lodash.isObject = isObject; + lodash.isPlainObject = isPlainObject; + lodash.isRegExp = isRegExp; + lodash.isString = isString; + lodash.isTypedArray = isTypedArray; + lodash.isUndefined = isUndefined; + lodash.kebabCase = kebabCase; + lodash.last = last; + lodash.lastIndexOf = lastIndexOf; + lodash.lt = lt; + lodash.lte = lte; + lodash.max = max; + lodash.min = min; + lodash.noConflict = noConflict; + lodash.noop = noop; + lodash.now = now; + lodash.pad = pad; + lodash.padLeft = padLeft; + lodash.padRight = padRight; + lodash.parseInt = parseInt; + lodash.random = random; + lodash.reduce = reduce; + lodash.reduceRight = reduceRight; + lodash.repeat = repeat; + lodash.result = result; + lodash.round = round; + lodash.runInContext = runInContext; + lodash.size = size; + lodash.snakeCase = snakeCase; + lodash.some = some; + lodash.sortedIndex = sortedIndex; + lodash.sortedLastIndex = sortedLastIndex; + lodash.startCase = startCase; + lodash.startsWith = startsWith; + lodash.sum = sum; + lodash.template = template; + lodash.trim = trim; + lodash.trimLeft = trimLeft; + lodash.trimRight = trimRight; + lodash.trunc = trunc; + lodash.unescape = unescape; + lodash.uniqueId = uniqueId; + lodash.words = words; + + // Add aliases. + lodash.all = every; + lodash.any = some; + lodash.contains = includes; + lodash.eq = isEqual; + lodash.detect = find; + lodash.foldl = reduce; + lodash.foldr = reduceRight; + lodash.head = first; + lodash.include = includes; + lodash.inject = reduce; + + mixin(lodash, (function() { + var source = {}; + baseForOwn(lodash, function(func, methodName) { + if (!lodash.prototype[methodName]) { + source[methodName] = func; + } + }); + return source; + }()), false); + + /*------------------------------------------------------------------------*/ + + // Add functions capable of returning wrapped and unwrapped values when chaining. + lodash.sample = sample; + + lodash.prototype.sample = function(n) { + if (!this.__chain__ && n == null) { + return sample(this.value()); + } + return this.thru(function(value) { + return sample(value, n); + }); + }; + + /*------------------------------------------------------------------------*/ + + /** + * The semantic version number. + * + * @static + * @memberOf _ + * @type string + */ + lodash.VERSION = VERSION; + + // Assign default placeholders. + arrayEach(['bind', 'bindKey', 'curry', 'curryRight', 'partial', 'partialRight'], function(methodName) { + lodash[methodName].placeholder = lodash; + }); + + // Add `LazyWrapper` methods for `_.drop` and `_.take` variants. + arrayEach(['drop', 'take'], function(methodName, index) { + LazyWrapper.prototype[methodName] = function(n) { + var filtered = this.__filtered__; + if (filtered && !index) { + return new LazyWrapper(this); + } + n = n == null ? 1 : nativeMax(nativeFloor(n) || 0, 0); + + var result = this.clone(); + if (filtered) { + result.__takeCount__ = nativeMin(result.__takeCount__, n); + } else { + result.__views__.push({ 'size': n, 'type': methodName + (result.__dir__ < 0 ? 'Right' : '') }); + } + return result; + }; + + LazyWrapper.prototype[methodName + 'Right'] = function(n) { + return this.reverse()[methodName](n).reverse(); + }; + }); + + // Add `LazyWrapper` methods that accept an `iteratee` value. + arrayEach(['filter', 'map', 'takeWhile'], function(methodName, index) { + var type = index + 1, + isFilter = type != LAZY_MAP_FLAG; + + LazyWrapper.prototype[methodName] = function(iteratee, thisArg) { + var result = this.clone(); + result.__iteratees__.push({ 'iteratee': getCallback(iteratee, thisArg, 1), 'type': type }); + result.__filtered__ = result.__filtered__ || isFilter; + return result; + }; + }); + + // Add `LazyWrapper` methods for `_.first` and `_.last`. + arrayEach(['first', 'last'], function(methodName, index) { + var takeName = 'take' + (index ? 'Right' : ''); + + LazyWrapper.prototype[methodName] = function() { + return this[takeName](1).value()[0]; + }; + }); + + // Add `LazyWrapper` methods for `_.initial` and `_.rest`. + arrayEach(['initial', 'rest'], function(methodName, index) { + var dropName = 'drop' + (index ? '' : 'Right'); + + LazyWrapper.prototype[methodName] = function() { + return this.__filtered__ ? new LazyWrapper(this) : this[dropName](1); + }; + }); + + // Add `LazyWrapper` methods for `_.pluck` and `_.where`. + arrayEach(['pluck', 'where'], function(methodName, index) { + var operationName = index ? 'filter' : 'map', + createCallback = index ? baseMatches : property; + + LazyWrapper.prototype[methodName] = function(value) { + return this[operationName](createCallback(value)); + }; + }); + + LazyWrapper.prototype.compact = function() { + return this.filter(identity); + }; + + LazyWrapper.prototype.reject = function(predicate, thisArg) { + predicate = getCallback(predicate, thisArg, 1); + return this.filter(function(value) { + return !predicate(value); + }); + }; + + LazyWrapper.prototype.slice = function(start, end) { + start = start == null ? 0 : (+start || 0); + + var result = this; + if (result.__filtered__ && (start > 0 || end < 0)) { + return new LazyWrapper(result); + } + if (start < 0) { + result = result.takeRight(-start); + } else if (start) { + result = result.drop(start); + } + if (end !== undefined) { + end = (+end || 0); + result = end < 0 ? result.dropRight(-end) : result.take(end - start); + } + return result; + }; + + LazyWrapper.prototype.takeRightWhile = function(predicate, thisArg) { + return this.reverse().takeWhile(predicate, thisArg).reverse(); + }; + + LazyWrapper.prototype.toArray = function() { + return this.take(POSITIVE_INFINITY); + }; + + // Add `LazyWrapper` methods to `lodash.prototype`. + baseForOwn(LazyWrapper.prototype, function(func, methodName) { + var checkIteratee = /^(?:filter|map|reject)|While$/.test(methodName), + retUnwrapped = /^(?:first|last)$/.test(methodName), + lodashFunc = lodash[retUnwrapped ? ('take' + (methodName == 'last' ? 'Right' : '')) : methodName]; + + if (!lodashFunc) { + return; + } + lodash.prototype[methodName] = function() { + var args = retUnwrapped ? [1] : arguments, + chainAll = this.__chain__, + value = this.__wrapped__, + isHybrid = !!this.__actions__.length, + isLazy = value instanceof LazyWrapper, + iteratee = args[0], + useLazy = isLazy || isArray(value); + + if (useLazy && checkIteratee && typeof iteratee == 'function' && iteratee.length != 1) { + // Avoid lazy use if the iteratee has a "length" value other than `1`. + isLazy = useLazy = false; + } + var interceptor = function(value) { + return (retUnwrapped && chainAll) + ? lodashFunc(value, 1)[0] + : lodashFunc.apply(undefined, arrayPush([value], args)); + }; + + var action = { 'func': thru, 'args': [interceptor], 'thisArg': undefined }, + onlyLazy = isLazy && !isHybrid; + + if (retUnwrapped && !chainAll) { + if (onlyLazy) { + value = value.clone(); + value.__actions__.push(action); + return func.call(value); + } + return lodashFunc.call(undefined, this.value())[0]; + } + if (!retUnwrapped && useLazy) { + value = onlyLazy ? value : new LazyWrapper(this); + var result = func.apply(value, args); + result.__actions__.push(action); + return new LodashWrapper(result, chainAll); + } + return this.thru(interceptor); + }; + }); + + // Add `Array` and `String` methods to `lodash.prototype`. + arrayEach(['join', 'pop', 'push', 'replace', 'shift', 'sort', 'splice', 'split', 'unshift'], function(methodName) { + var func = (/^(?:replace|split)$/.test(methodName) ? stringProto : arrayProto)[methodName], + chainName = /^(?:push|sort|unshift)$/.test(methodName) ? 'tap' : 'thru', + retUnwrapped = /^(?:join|pop|replace|shift)$/.test(methodName); + + lodash.prototype[methodName] = function() { + var args = arguments; + if (retUnwrapped && !this.__chain__) { + return func.apply(this.value(), args); + } + return this[chainName](function(value) { + return func.apply(value, args); + }); + }; + }); + + // Map minified function names to their real names. + baseForOwn(LazyWrapper.prototype, function(func, methodName) { + var lodashFunc = lodash[methodName]; + if (lodashFunc) { + var key = lodashFunc.name, + names = realNames[key] || (realNames[key] = []); + + names.push({ 'name': methodName, 'func': lodashFunc }); + } + }); + + realNames[createHybridWrapper(undefined, BIND_KEY_FLAG).name] = [{ 'name': 'wrapper', 'func': undefined }]; + + // Add functions to the lazy wrapper. + LazyWrapper.prototype.clone = lazyClone; + LazyWrapper.prototype.reverse = lazyReverse; + LazyWrapper.prototype.value = lazyValue; + + // Add chaining functions to the `lodash` wrapper. + lodash.prototype.chain = wrapperChain; + lodash.prototype.commit = wrapperCommit; + lodash.prototype.concat = wrapperConcat; + lodash.prototype.plant = wrapperPlant; + lodash.prototype.reverse = wrapperReverse; + lodash.prototype.toString = wrapperToString; + lodash.prototype.run = lodash.prototype.toJSON = lodash.prototype.valueOf = lodash.prototype.value = wrapperValue; + + // Add function aliases to the `lodash` wrapper. + lodash.prototype.collect = lodash.prototype.map; + lodash.prototype.head = lodash.prototype.first; + lodash.prototype.select = lodash.prototype.filter; + lodash.prototype.tail = lodash.prototype.rest; + + return lodash; + } + + /*--------------------------------------------------------------------------*/ + + // Export lodash. + var _ = runInContext(); + + // Some AMD build optimizers like r.js check for condition patterns like the following: + if (typeof define == 'function' && typeof define.amd == 'object' && define.amd) { + // Expose lodash to the global object when an AMD loader is present to avoid + // errors in cases where lodash is loaded by a script tag and not intended + // as an AMD module. See http://requirejs.org/docs/errors.html#mismatch for + // more details. + root._ = _; + + // Define as an anonymous module so, through path mapping, it can be + // referenced as the "underscore" module. + define(function() { + return _; + }); + } + // Check for `exports` after `define` in case a build optimizer adds an `exports` object. + else if (freeExports && freeModule) { + // Export for Node.js or RingoJS. + if (moduleExports) { + (freeModule.exports = _)._ = _; + } + // Export for Rhino with CommonJS support. + else { + freeExports._ = _; + } + } + else { + // Export for a browser or Rhino. + root._ = _; + } +}.call(this)); + +}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {}) + +},{}],"react-router":[function(require,module,exports){ +'use strict'; + +exports.DefaultRoute = require('./components/DefaultRoute'); +exports.Link = require('./components/Link'); +exports.NotFoundRoute = require('./components/NotFoundRoute'); +exports.Redirect = require('./components/Redirect'); +exports.Route = require('./components/Route'); +exports.ActiveHandler = require('./components/RouteHandler'); +exports.RouteHandler = exports.ActiveHandler; + +exports.HashLocation = require('./locations/HashLocation'); +exports.HistoryLocation = require('./locations/HistoryLocation'); +exports.RefreshLocation = require('./locations/RefreshLocation'); +exports.StaticLocation = require('./locations/StaticLocation'); +exports.TestLocation = require('./locations/TestLocation'); + +exports.ImitateBrowserBehavior = require('./behaviors/ImitateBrowserBehavior'); +exports.ScrollToTopBehavior = require('./behaviors/ScrollToTopBehavior'); + +exports.History = require('./History'); +exports.Navigation = require('./Navigation'); +exports.State = require('./State'); + +exports.createRoute = require('./Route').createRoute; +exports.createDefaultRoute = require('./Route').createDefaultRoute; +exports.createNotFoundRoute = require('./Route').createNotFoundRoute; +exports.createRedirect = require('./Route').createRedirect; +exports.createRoutesFromReactChildren = require('./createRoutesFromReactChildren'); + +exports.create = require('./createRouter'); +exports.run = require('./runRouter'); +},{"./History":5,"./Navigation":7,"./Route":11,"./State":13,"./behaviors/ImitateBrowserBehavior":16,"./behaviors/ScrollToTopBehavior":17,"./components/DefaultRoute":19,"./components/Link":20,"./components/NotFoundRoute":21,"./components/Redirect":22,"./components/Route":23,"./components/RouteHandler":24,"./createRouter":25,"./createRoutesFromReactChildren":26,"./locations/HashLocation":29,"./locations/HistoryLocation":30,"./locations/RefreshLocation":31,"./locations/StaticLocation":32,"./locations/TestLocation":33,"./runRouter":34}],"react/addons":[function(require,module,exports){ +module.exports = require('./lib/ReactWithAddons'); + +},{"./lib/ReactWithAddons":141}],"react":[function(require,module,exports){ +module.exports = require('./lib/React'); + +},{"./lib/React":71}]},{},[]) + + +//# sourceMappingURL=vendor.js.map |