Пример #1
0
 public function accept(NodeVisitorInterface $visitor)
 {
     //        if ($visitor instanceof VisitorAbstract )  {
     if ($visitor instanceof MakesurePlaceholderValue || $visitor instanceof ApplyPlaceholderValue) {
         $visitor->enterPlaceholder($this);
     } else {
         $this->visitSecond($visitor);
     }
 }