# File lib/sass/script/parser.rb, line 79
      def parse_mixin_include_arglist
        args = []

        if try_tok(:lparen)
          args = arglist || args
          assert_tok(:rparen)
        end
        assert_done

        args.each {|a| a.options = @options}
        args
      rescue Sass::SyntaxError => e
        e.modify_backtrace :line => @lexer.line, :filename => @options[:filename]
        raise e
      end