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Versions: 86
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Stored size: 1.69 KB
Contents
require 'yaml'
require 'erb'
class RagelTask
RL_OUTPUT_DIR = File.dirname(__FILE__) + "/../ragel/i18n"
def initialize(lang, i18n)
@lang = lang
@i18n = i18n
define_tasks
end
def define_tasks
file target => [lang_ragel, common_ragel] do
mkdir_p(File.dirname(target)) unless File.directory?(File.dirname(target))
sh "ragel #{flags} #{lang_ragel} -o #{target}"
end
file lang_ragel => lang_erb do
write(ERB.new(IO.read(lang_erb)).result(binding), lang_ragel)
end
file common_ragel => common_erb do
write(ERB.new(IO.read(common_erb)).result(binding), common_ragel)
end
end
def target
{
'c' => "ext/gherkin_lexer_#{@i18n.underscored_iso_code}/gherkin_lexer_#{@i18n.underscored_iso_code}.c",
'java' => "java/src/main/java/gherkin/lexer/i18n/#{@i18n.underscored_iso_code.upcase}.java",
'rb' => "lib/gherkin/rb_lexer/#{@i18n.underscored_iso_code}.rb"
}[@lang]
end
def common_ragel
RL_OUTPUT_DIR + "/lexer_common.#{@i18n.underscored_iso_code}.rl"
end
def common_erb
File.dirname(__FILE__) + '/../ragel/lexer_common.rl.erb'
end
def lang_ragel
RL_OUTPUT_DIR + "/#{@i18n.underscored_iso_code}.#{@lang}.rl"
end
def lang_erb
File.dirname(__FILE__) + "/../ragel/lexer.#{@lang}.rl.erb"
end
def flags
{
'c' => '-C',
'java' => '-J',
'rb' => '-R'
}[@lang]
end
def write(content, filename)
mkdir_p(File.dirname(filename)) unless File.directory?(File.dirname(filename))
File.open(filename, "wb") do |file|
file.write(content)
end
end
def ragel_list(keywords)
"(#{keywords.map{|keyword| %{"#{keyword}"}}.join(' | ')})"
end
end
Version data entries
86 entries across 86 versions & 4 rubygems