# File lib/sass/exec/base.rb, line 113
    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
      @options[:output_filename] = args.shift
      output ||= @options[:output_filename] || $stdout
      @options[:input], @options[:output] = input, output
    end