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optimizeListeners example

        if (__CLASS__ === static::class) {
            $this->optimized = [];
        }
    }

    public function dispatch(object $event, string $eventName = null): object
    {
        $eventName ??= $event::class;

        if (isset($this->optimized)) {
            $listeners = $this->optimized[$eventName] ?? (empty($this->listeners[$eventName]) ? [] : $this->optimizeListeners($eventName));
        } else {
            $listeners = $this->getListeners($eventName);
        }

        if ($listeners) {
            $this->callListeners($listeners, $eventName, $event);
        }

        return $event;
    }