original_string: public function exists(Event $event, DateTimeInterface $time)
      {
          return $this->cache->store($this->store)->has(
              $event->mutexName().$time->format('Hi')
          );
      }
code: public function exists(Event $event, DateTimeInterface $time)
      {
          return $this->cache->store($this->store)->has(
              $event->mutexName().$time->format('Hi')
          );
      }
code_tokens: public function exists ( Event $ event , DateTimeInterface $ time ) { return $ this -> cache -> store ( $ this -> store ) -> has ( $ event -> mutexName ( ) . $ time -> format ( 'Hi' ) ) ; }
docstring: Determine if a scheduling mutex exists for the given event.
  
  @param  \Illuminate\Console\Scheduling\Event  $event
  @param  \DateTimeInterface  $time
  @return bool
docstring_tokens: Determine if a scheduling mutex exists for the given event .