ed lines directly from perltidy for further specialized processing. When this parameter is used, the two formatting options which are built into perltidy (beautification or html) are ignored. The following diagram illustrates the logical flow:</p>

<pre><code>                    |-- (normal route)   -&gt; code beautification
  caller-&gt;perltidy-&gt;|-- (-html flag )    -&gt; create html
                    |-- (formatter given)-&gt; callback to write_line</code></pre>

<p>This can be useful for processing