Pastable version of Format to readable XML

<div style="overflow:auto;border:solid 1px #ccc;background:#000;color:#F8F8F8">
          <div class="section">
            
            <pre style="float:left;margin:0 10px;border-right:0;color:#666;">1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23</pre>
            <pre class="sunburst"><span style="color:#E28964;">def</span> <span style="color:#89BDFF;">format_xml</span>(<span style="color:#3E87E3;">xml</span>)
  formatted <span style="color:#E28964;">=</span> <span style="color:#65B042;"><span style="color:#65B042;">&quot;</span><span style="color:#65B042;">&quot;</span></span>
<span style="color:#AEAEAE;font-style:italic;">  <span style="color:#AEAEAE;font-style:italic;">#</span> Add Newlines</span>
  xml <span style="color:#E28964;">=</span> xml.<span style="color:#89BDFF;">gsub</span>( <span style="color:#E9C062;"><span style="color:#E9C062;">/</span></span><span style="color:#E9C062;"><span style="color:#E9C062;"><span style="color:#E9C062;">(</span>&gt;<span style="color:#E9C062;">)</span></span><span style="color:#E9C062;"><span style="color:#E9C062;">(</span>&lt;<span style="color:#E9C062;">)</span></span><span style="color:#E9C062;"><span style="color:#E9C062;">(</span><span style="color:#CF7D34;">\/</span>*<span style="color:#E9C062;">)</span></span></span><span style="color:#E9C062;"><span style="color:#E9C062;">/</span></span> ) { <span style="color:#65B042;"><span style="color:#65B042;">&quot;</span>#$1<span style="color:#DDF2A4;">\n</span>#$2#$3<span style="color:#65B042;">&quot;</span></span> }
<span style="color:#AEAEAE;font-style:italic;">  <span style="color:#AEAEAE;font-style:italic;">#</span> Add Indents</span>
  pad <span style="color:#E28964;">=</span> <span style="color:#3387CC;">0</span>
  xml.<span style="color:#89BDFF;">split</span>( <span style="color:#65B042;"><span style="color:#65B042;">&quot;</span><span style="color:#DDF2A4;">\n</span><span style="color:#65B042;">&quot;</span></span> ).<span style="color:#89BDFF;">each</span> <span style="color:#E28964;">do </span>|<span style="color:#3E87E3;">node</span>|
<span style="color:#AEAEAE;font-style:italic;">    <span style="color:#AEAEAE;font-style:italic;">#</span> check various tag states</span>
    indent <span style="color:#E28964;">=</span> <span style="color:#3387CC;">0</span>
    <span style="color:#E28964;">if</span> node.<span style="color:#89BDFF;">match</span>( <span style="color:#E9C062;"><span style="color:#E9C062;">/</span></span><span style="color:#E9C062;">.+&lt;<span style="color:#CF7D34;">\/</span><span style="color:#CF7D34;">\w</span><span style="color:#E9C062;"><span style="color:#E9C062;">[</span>^&gt;<span style="color:#E9C062;">]</span></span>*&gt;$</span><span style="color:#E9C062;"><span style="color:#E9C062;">/</span></span> ) <span style="color:#AEAEAE;font-style:italic;"><span style="color:#AEAEAE;font-style:italic;">#</span> open and closing on the same line</span>
      indent <span style="color:#E28964;">=</span> <span style="color:#3387CC;">0</span>
    <span style="color:#E28964;">elsif</span> node.<span style="color:#89BDFF;">match</span>( <span style="color:#E9C062;"><span style="color:#E9C062;">/</span></span><span style="color:#E9C062;">^&lt;<span style="color:#CF7D34;">\/</span><span style="color:#CF7D34;">\w</span></span><span style="color:#E9C062;"><span style="color:#E9C062;">/</span></span> ) <span style="color:#AEAEAE;font-style:italic;"><span style="color:#AEAEAE;font-style:italic;">#</span> closing tag</span>
      pad <span style="color:#E28964;">-=</span> <span style="color:#3387CC;">1</span> <span style="color:#E28964;">unless</span> pad <span style="color:#E28964;">==</span> <span style="color:#3387CC;">0</span>
    <span style="color:#E28964;">elsif</span> node.<span style="color:#89BDFF;">match</span>( <span style="color:#E9C062;"><span style="color:#E9C062;">/</span></span><span style="color:#E9C062;">^&lt;<span style="color:#CF7D34;">\w</span><span style="color:#E9C062;"><span style="color:#E9C062;">[</span>^&gt;<span style="color:#E9C062;">]</span></span>*<span style="color:#E9C062;"><span style="color:#E9C062;">[</span>^<span style="color:#CF7D34;">\/</span><span style="color:#E9C062;">]</span></span>&gt;.*$</span><span style="color:#E9C062;"><span style="color:#E9C062;">/</span></span> ) <span style="color:#AEAEAE;font-style:italic;"><span style="color:#AEAEAE;font-style:italic;">#</span> opening tag</span>
      indent <span style="color:#E28964;">=</span> <span style="color:#3387CC;">1</span>
    <span style="color:#E28964;">else</span>
      indent <span style="color:#E28964;">=</span> <span style="color:#3387CC;">0</span>
    <span style="color:#E28964;">end</span>
    formatted <span style="color:#E28964;">&lt;&lt;</span> <span style="color:#65B042;"><span style="color:#65B042;">&quot;</span><span style="color:#DDF2A4;">\t</span><span style="color:#65B042;">&quot;</span></span> <span style="color:#E28964;">*</span> pad <span style="color:#E28964;">+</span> node <span style="color:#E28964;">+</span> <span style="color:#65B042;"><span style="color:#65B042;">&quot;</span><span style="color:#DDF2A4;">\n</span><span style="color:#65B042;">&quot;</span></span>
    pad <span style="color:#E28964;">+=</span> indent
  <span style="color:#E28964;">end</span>
  formatted
<span style="color:#E28964;">end</span>
</pre>
          </div>
        </div>

<a href="http://refactormycode.com/codes/161-format-to-readable-xml" style="color:#fff" title="As seen on RefactorMyCode.com"><img alt="Small_logo" src="http://refactormycode.com/images/small_logo.gif" style="border:0" /></a>

counter free hit invisible