/**
* Get the doc block tag associated with this parameter.
*
* @return null|\phpDocumentor\Reflection\DocBlock\Tag\ParamTag
* The parameter tag or null if not found.
*/
public function getDocBlockTag()
{
$doc_comment = $this->getFunction()->getDocComment();
return $doc_comment ? $doc_comment->getParameter($this->name->getText()) : NULL;
}
