/**
* @param string|array $expression
* @param null|\DOMNode|\DOMDocument|Document|Html|Table|Form|Attr|Element|Tag|Field|Text|Cdata|Comment $contextnode
* @param bool $registerNodeNS
*
* @return Set
*/
public function query($expression, \DOMNode $contextnode = null, $registerNodeNS = true)
{
$prepared = $this->expression($expression);
$result = @parent::query($prepared, $contextnode, $registerNodeNS);
$this->doc->debug(array('result', $expression, $prepared, $result));
return $this->doc->set($result);
}
/**
* @return Element|Tag|Field
*/
public function parent()
{
if ($this->parentNode instanceof \DOMNode) {
return $this->parentNode;
}
$this->ownerDocument->debug($this);
$parent = $this->ownerDocument->createElement('fix_parent');
$parent->appendChild($this);
return $parent;
}