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require 'rubygems'
require 'rake' # for ext()
require 'fileutils'
require 'ceedling/constants'
# :flags:
# :release:
# :compile:
# :'test_.+'
# - -pedantic # add '-pedantic' to every test file
# :*: # add '-foo' to compilation of all files not main.c
# - -foo
# :main: # add '-Wall' to compilation of main.c
# - -Wall
# :test:
# :link:
# :test_main: # add '--bar --baz' to linking of test_main.exe
# - --bar
# - --baz
def partition(hash, &predicate)
hash.partition(&predicate).map(&:to_h)
end
class Flaginator
constructor :configurator
def get_flag(hash, file_name)
file_key = file_name.to_sym
# 1. try literals
literals, magic = partition(hash) { |k, v| k.to_s =~ /^\w+$/ }
return literals[file_key] if literals.include?(file_key)
any, regex = partition(magic) { |k, v| (k == :'*') || (k == :'.*') } # glob or regex wild card
# 2. try regexes
find_res = regex.find { |k, v| file_name =~ /^#{k.to_s}$/ }
return find_res[1] if find_res
# 3. try anything
find_res = any.find { |k, v| file_name =~ /.*/ }
return find_res[1] if find_res
# 4. well, we've tried
return []
end
def flag_down( operation, context, file )
# create configurator accessor method
accessor = ('flags_' + context.to_s).to_sym
# create simple filename key from whatever filename provided
file_name = File.basename( file ).ext('')
file_key = File.basename( file ).ext('').to_sym
# if no entry in configuration for flags for this context, bail out
return [] if not @configurator.respond_to?( accessor )
# get flags sub hash associated with this context
flags = @configurator.send( accessor )
# if operation not represented in flags hash, bail out
return [] if not flags.include?( operation )
# redefine flags to sub hash associated with the operation
flags = flags[operation]
return get_flag(flags, file_name)
end
end
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