# File lib/rouge/cli.rb, line 313
      def self.parse(argv)
        opts = { :theme_name => 'thankful_eyes' }

        until argv.empty?
          arg = argv.shift
          case arg
          when /--(\w+)/
            opts[$1.tr('-', '_').to_sym] = argv.shift
          else
            opts[:theme_name] = arg
          end
        end

        new(opts)
      end