/**
* __invoke
*
* Summaries for methods should use 3rd person declarative rather
* than 2nd person imperative, beginning with a verb phrase.
*
* @param mixed $href DESCRIPTION
* @param mixed $txt DESCRIPTION
* @param mixed $attr DESCRIPTION
*
* @return mixed
*
* @access public
*/
public function __invoke($href, $txt = null, $attr = [])
{
$attr = array_merge_recursive($attr, ['href' => $href]);
$txt = $txt ?: $this->shortenUrl($href);
return parent::__invoke($txt, $attr, $this->tag);
}
