output

# File tools/rdoc-to-md, line 179
    def output
      out = +""

      @source.each_line.with_index do |old_line, i|
        line_number = i + 1

        out << "\n" << MD_DIRECTIVE << "\n" if line_number == 2

        if @cv.old_comment_lines.include?(line_number)
          if new_comment = @cv.new_comments[line_number]
            indentation = old_line.index("#")

            new_comment.write!(out, indentation)
          end
        else
          out << old_line
        end
      end

      out
    end