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authorDavid Shah <davey1576@gmail.com>2018-06-08 11:04:02 +0200
committerDavid Shah <davey1576@gmail.com>2018-06-08 11:04:02 +0200
commit7f330af9f397ab121e11723bdf7b976630b7e450 (patch)
treed6421c2a623688dae6829eb14f0caef209c29ca6 /common/pycontainers.h
parentcbd0622fb852781250986ca69c7eb57c008a933a (diff)
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Reformat remaining files
Signed-off-by: David Shah <davey1576@gmail.com>
Diffstat (limited to 'common/pycontainers.h')
-rw-r--r--common/pycontainers.h162
1 files changed, 87 insertions, 75 deletions
diff --git a/common/pycontainers.h b/common/pycontainers.h
index 6e2cdea9..baf60229 100644
--- a/common/pycontainers.h
+++ b/common/pycontainers.h
@@ -21,13 +21,12 @@
#ifndef COMMON_PYCONTAINERS_H
#define COMMON_PYCONTAINERS_H
-#include <utility>
-#include <stdexcept>
-#include <type_traits>
#include <boost/python.hpp>
-#include <boost/python/suite/indexing/vector_indexing_suite.hpp>
-#include <boost/python/suite/indexing/map_indexing_suite.hpp>
#include <boost/python/suite/indexing/map_indexing_suite.hpp>
+#include <boost/python/suite/indexing/vector_indexing_suite.hpp>
+#include <stdexcept>
+#include <type_traits>
+#include <utility>
using namespace boost::python;
@@ -36,27 +35,30 @@ A wrapper for a Pythonised nextpnr Iterator. The actual class wrapped is a
pair<Iterator, Iterator> containing (current, end)
*/
-template<typename T, typename P>
-struct iterator_wrapper {
- typedef decltype(*(std::declval<T>())) value_t;
-
- static value_t next(std::pair <T, T> &iter) {
- if (iter.first != iter.second) {
- value_t val = *iter.first;
- ++iter.first;
- return val;
- } else {
- PyErr_SetString(PyExc_StopIteration, "End of range reached");
- boost::python::throw_error_already_set();
- // Should be unreachable, but prevent control may reach end of non-void
- throw std::runtime_error("unreachable");
- }
- }
-
- static void wrap(const char *python_name) {
- class_ < std::pair < T, T >> (python_name, no_init)
- .def("__next__", next, P());
- }
+template <typename T, typename P> struct iterator_wrapper
+{
+ typedef decltype(*(std::declval<T>())) value_t;
+
+ static value_t next(std::pair<T, T> &iter)
+ {
+ if (iter.first != iter.second) {
+ value_t val = *iter.first;
+ ++iter.first;
+ return val;
+ } else {
+ PyErr_SetString(PyExc_StopIteration, "End of range reached");
+ boost::python::throw_error_already_set();
+ // Should be unreachable, but prevent control may reach end of
+ // non-void
+ throw std::runtime_error("unreachable");
+ }
+ }
+
+ static void wrap(const char *python_name)
+ {
+ class_<std::pair<T, T>>(python_name, no_init)
+ .def("__next__", next, P());
+ }
};
/*
@@ -65,20 +67,22 @@ and end() which return iterator-like objects supporting ++, * and !=
Full STL iterator semantics are not required, unlike the standard Boost wrappers
*/
-template<typename T, typename P = return_value_policy<return_by_value>>
-struct range_wrapper {
- typedef decltype(std::declval<T>().begin()) iterator_t;
-
- static std::pair <iterator_t, iterator_t> iter(T &range) {
- return std::make_pair(range.begin(), range.end());
- }
-
- static void wrap(const char *range_name, const char *iter_name) {
- class_<T>(range_name, no_init)
- .def("__iter__", iter);
- iterator_wrapper<iterator_t, P>().wrap(iter_name);
- }
- typedef iterator_wrapper<iterator_t, P> iter_wrap;
+template <typename T, typename P = return_value_policy<return_by_value>>
+struct range_wrapper
+{
+ typedef decltype(std::declval<T>().begin()) iterator_t;
+
+ static std::pair<iterator_t, iterator_t> iter(T &range)
+ {
+ return std::make_pair(range.begin(), range.end());
+ }
+
+ static void wrap(const char *range_name, const char *iter_name)
+ {
+ class_<T>(range_name, no_init).def("__iter__", iter);
+ iterator_wrapper<iterator_t, P>().wrap(iter_name);
+ }
+ typedef iterator_wrapper<iterator_t, P> iter_wrap;
};
#define WRAP_RANGE(t) range_wrapper<t##Range>().wrap(#t "Range", #t "Iterator")
@@ -88,42 +92,50 @@ Wrapper for a map, either an unordered_map, regular map or dict
*/
inline void KeyError() { PyErr_SetString(PyExc_KeyError, "Key not found"); }
-template<typename T>
-struct map_wrapper {
- typedef typename std::remove_cv<typename std::remove_reference<typename T::key_type>::type>::type K;
- typedef typename T::mapped_type V;
- typedef typename T::value_type KV;
-
- static V &get(T &x, K const &i) {
- if (x.find(i) != x.end()) return x.at(i);
- KeyError();
- std::terminate();
- }
-
- static void set(T &x, K const &i, V const &v) {
- x[i] = v;
- }
-
- static void del(T const &x, K const &i) {
- if (x.find(i) != x.end()) x.erase(i);
- else KeyError();
- std::terminate();
- }
-
- static void wrap(const char *map_name, const char *kv_name, const char *iter_name) {
- class_<KV>(kv_name)
- .def_readonly("first", &KV::first)
- .def_readwrite("second", &KV::second);
- typedef range_wrapper<T, return_value_policy<copy_non_const_reference>> rw;
- typename rw::iter_wrap().wrap(iter_name);
- class_<T>(map_name, no_init)
- .def("__iter__", rw::iter)
- .def("__len__", &T::size)
- .def("__getitem__", get, return_internal_reference<>())
- .def("__setitem__", set, with_custodian_and_ward<1,2>());
- }
+template <typename T> struct map_wrapper
+{
+ typedef typename std::remove_cv<
+ typename std::remove_reference<typename T::key_type>::type>::type K;
+ typedef typename T::mapped_type V;
+ typedef typename T::value_type KV;
+
+ static V &get(T &x, K const &i)
+ {
+ if (x.find(i) != x.end())
+ return x.at(i);
+ KeyError();
+ std::terminate();
+ }
+
+ static void set(T &x, K const &i, V const &v) { x[i] = v; }
+
+ static void del(T const &x, K const &i)
+ {
+ if (x.find(i) != x.end())
+ x.erase(i);
+ else
+ KeyError();
+ std::terminate();
+ }
+
+ static void wrap(const char *map_name, const char *kv_name,
+ const char *iter_name)
+ {
+ class_<KV>(kv_name)
+ .def_readonly("first", &KV::first)
+ .def_readwrite("second", &KV::second);
+ typedef range_wrapper<T, return_value_policy<copy_non_const_reference>>
+ rw;
+ typename rw::iter_wrap().wrap(iter_name);
+ class_<T>(map_name, no_init)
+ .def("__iter__", rw::iter)
+ .def("__len__", &T::size)
+ .def("__getitem__", get, return_internal_reference<>())
+ .def("__setitem__", set, with_custodian_and_ward<1, 2>());
+ }
};
-#define WRAP_MAP(t, name) map_wrapper<t>().wrap(#name, #name "KeyValue", #name "Iterator")
+#define WRAP_MAP(t, name) \
+ map_wrapper<t>().wrap(#name, #name "KeyValue", #name "Iterator")
#endif