# File lib/yard/templates/helpers/uml_helper.rb, line 33
      def tidy(data)
        indent = 0
        data.split(/\n/).map do |line|
          line.gsub!(/^\s*/, '')
          next if line.empty?
          indent -= 1 if line =~ /^\s*\}\s*$/
          line = (' ' * (indent * 2)) + line
          indent += 1 if line =~ /\{\s*$/
          line
        end.compact.join("\n") + "\n"
      end