original_string: protected function getEventQueueDeferred($mask)
      {
          if (!isset($this->queues[$mask])) {
              $this->queues[$mask] = new Deferred;
          }
          return $this->queues[$mask];
      }
code: protected function getEventQueueDeferred($mask)
      {
          if (!isset($this->queues[$mask])) {
              $this->queues[$mask] = new Deferred;
          }
          return $this->queues[$mask];
      }
code_tokens: protected function getEventQueueDeferred ( $ mask ) { if ( ! isset ( $ this -> queues [ $ mask ] ) ) { $ this -> queues [ $ mask ] = new Deferred ; } return $ this -> queues [ $ mask ] ; }
docstring: Creates a deferred for the event queue of a given connection.
  
  @param string $mask Mask for the connection
  @return \React\Promise\Deferred
docstring_tokens: Creates a deferred for the event queue of a given connection .