# File lib/sass/exec.rb, line 102
      def process_result
        input, output = @options[:input], @options[:output]
        args = @args.dup
        input ||=
          begin
            filename = args.shift
            @options[:filename] = filename
            open_file(filename) || $stdin
          end
        output ||= args.shift || $stdout

        @options[:input], @options[:output] = input, output
      end