# File lib/gettext_i18n_rails/base_parser.rb, line 9
    def self.parse(file, _options = {}, msgids = [])
      return msgids unless load_library
      code = convert_to_code(File.read(file))
      RubyGettextExtractor.parse_string(code, msgids, file)
    rescue Racc::ParseError => e
      $stderr.puts "file ignored: ruby_parser cannot read #{extension} files with 1.9 syntax --- #{file}: (#{e.message.strip})"
      return msgids
    end