# File lib/scrubyt/output/result_node.rb, line 115
    def to_xml_lines
      lines = []
      children = self.select{ |child| child.has_content? }
      if children.empty?
        if result.is_a? String
          lines << "<#{name}>#{result}</#{name}>"
        elsif write_text && !to_s.empty?
          lines << "<#{name}>#{ERB::Util.html_escape(to_s)}</#{name}>"
        else
          if @options[:default]
            lines << "<#{name}>#{@options[:default]}</#{name}>"
          else
            lines << "<#{name}/>"
          end
        end
      else
        lines << "<#{name}>"
        lines << "  #{ERB::Util.html_escape(to_s)}" if write_text && !to_s.empty?
        children.each do |child|
          lines.push(*child.to_xml_lines.map{ |line| "  #{line}" })
        end
        lines << "</#{name}>"
      end
    end