public function exists(Event $event)
    {
        return $this->cache->store($this->store)->has($event->mutexName());
    }
public function exists(Event $event)
    {
        return $this->cache->store($this->store)->has($event->mutexName());
    }
public function exists ( Event $ event ) { return $ this -> cache -> store ( $ this -> store ) -> has ( $ event -> mutexName ( ) ) ; }
Determine if an event mutex exists for the given event.

@param  \Illuminate\Console\Scheduling\Event  $event
@return bool
Determine if an event mutex exists for the given event .