protected function modified($view)
{
$ast = $this->parser->parse($view);
$traverser = new NodeTraverser();
$traverser->addVisitor(new Modifiers\RegisterDeviseTags($this->parser));
$traverser->addVisitor(new Modifiers\AddPlaceHolderTags($this->parser));
$traverser->addVisitor(new Modifiers\EchoDeviseMagic($this->parser));
return $traverser->traverse($ast);
}