unit_diff (lib/unit_diff.rb)

    # File lib/unit_diff.rb, line 176
      def unit_diff(input=ARGF, output=$stdout)
        $b = false unless defined? $b
        $c = false unless defined? $c
        $k = false unless defined? $k
        $u = false unless defined? $u

        data, footer = self.parse_input(input, output)

        output = []

        # Output
        data.each do |result|
          first = []
          second = []

          if result.first =~ /Error/ then
            output.push result.join('')
            next
          end

          prefix, expect, butwas, result_footer = parse_diff(result)

          output.push prefix.compact.map {|line| line.strip}.join("\n")

          if butwas then
            output.push self.diff(expect, butwas)

            output.push result_footer
            output.push ''
          else
            output.push expect.join('')
          end
        end

        if footer then
          footer.shift if footer.first.strip.empty?# unless footer.first.nil?
          output.push footer.compact.map {|line| line.strip}.join("\n")
        end

        return output.flatten.join("\n")
      end