/**
* 注册事件
*/
protected function listenForEvents()
{
$this->app->event->listen(JobProcessing::class, function ($event) {
$this->writeOutput($event->job, 'starting');
});

$this->app->event->listen(JobProcessed::class, function ($event) {
$this->writeOutput($event->job, 'success');
});

$this->app->event->listen(JobFailed::class, function ($event) {
$this->writeOutput($event->job, 'failed');

$this->logFailedJob($event);
});
}
回调的event是个闭包，导致$event->job提示空引用，不知道解决了没用？还是我用法不正确？