Kahlan\Jit\Patcher\Quit::_processTree PHP Method

    protected function _processTree($parent)
    {
        $alphanum = '[\\\\a-zA-Z0-9_\\x7f-\\xff]';
        $regex = "/(?<!\\:|\\\$|\\>|{$alphanum})(\\s*)((?:exit|die)\\s*\\()/m";
        foreach ($parent->tree as $node) {
            if ($node->processable && $node->type === 'code') {
                $node->body = preg_replace($regex, '\\1\\Kahlan\\Plugin\\Quit::quit(', $node->body);
            }
            if (count($node->tree)) {
                $this->_processTree($node);
            }
        }
    }