join() public method

public join ( ) : Generator
return Generator
    /**
     * {@inheritdoc}
     */
    public function join()
    {
        if (null === $this->channel) {
            throw new StatusError('The process has not been started.');
        }

        $response = (yield $this->channel->receive());

        yield $this->process->join();

        if (!$response instanceof ExitStatusInterface) {
            throw new SynchronizationError('Did not receive an exit status from thread.');
        }

        yield $response->getResult();
    }
 /**
  * {@inheritdoc}
  */
 public function join() : \Generator
 {
     return $this->process->join();
 }