/**
* Pop the next job off of the queue.
*
* @param string $queue
* @return \Illuminate\Queue\Jobs\Job|null
*/
public function pop($queue = null)
{
$job = $this->pheanstalk->watchOnly($this->getQueue($queue))->reserve(0);
if ($job instanceof Pheanstalk_Job) {
return new BeanstalkdJob($this->container, $this->pheanstalk, $job);
}
}