Kraken\Channel\Router\RouterRule::setPointer PHP Method

    public function setPointer($stack, $pointer)
    {
        $this->pointer = [$stack, $pointer];
    }

 /**
  * @param RouterRule $handler
  * @return RouterRule
  */
 protected function addDefaultHandler(RouterRule $handler)
 {
     $this->anchors[$this->anchorsPointer] = $handler;
     $handler->setPointer('anchors', $this->anchorsPointer);
     $this->anchorsPointer++;
     return $handler;
 }