public function asArgument()
{
if ($this->getReturn()) {
$return = $this->createArgument(array('line' => array('return' => $this->getReturn())));
$this->aContent[] = $return;
}
return parent::asArgument();
}
public function asString()
{
$doc = parent::asArgument()->asDOM();
return $this->getTemplate(static::DEFAULT_TEMPLATE)->parseDocument($doc, false);
}