.dev/samples/self_source.php
<?php
function _self_source($method)
{
asset('highlightjs');
$source = _class('core_api')->get_method_source(__CLASS__, $method);
return '<div id="func_self_source_' . $name . '"><pre class="prettyprint lang-php"><code>' . _prepare_html($source['source']) . '</code></pre></div> ';
}