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namespace :generate do
desc "Create all necessary files for a new lexer"
task :lexer, [:lang] do |t, args|
language = args.lang
sh "touch lib/rouge/demos/#{language}"
sh "touch spec/visual/samples/#{language}"
sh "echo \"#{lexer_template(language)}\" > lib/rouge/lexers/#{language}.rb"
sh "echo \"#{spec_template(language)}\" > spec/lexers/#{language}_spec.rb"
end
end
def lexer_template(language)
<<-LEX
# frozen_string_literal: true"
module Rouge
module Lexers
class #{language.capitalize} < RegexLexer
desc '#{language}'
tag '#{language}'
aliases '#{language}'
filenames '*.???'
mimetypes 'text/x-#{language}', 'application/x-#{language}'
# a method to return true when the text unambiguously indicates
# this language (for things like shebangs and DOCTYPE declarations)
#
# Please remove this method if no such indication is possible.
def self.detect?(text)
false
end
state :root do
end
end
end
end
LEX
end
def spec_template(language)
<<-SPEC
describe Rouge::Lexers::#{language.capitalize} do
let(:subject) { Rouge::Lexers::#{language.capitalize}.new }
describe 'guessing' do
include Support::Guessing
it 'guesses by filename' do
assert_guess :filename => 'foo.???'
end
it 'guesses by mimetype' do
assert_guess :mimetype => 'text/x-#{language}'
assert_guess :mimetype => 'application/x-#{language}'
end
it 'guesses by source' do
assert_guess :source => '????'
end
end
end
SPEC
end
|
