Lime\App::trigger PHP Метод

    public function trigger($event, $params = [])
    {
        if (!isset($this->events[$event])) {
            return $this;
        }
        if (!count($this->events[$event])) {
            return $this;
        }
        $queue = new \SplPriorityQueue();
        foreach ($this->events[$event] as $index => $action) {
            $queue->insert($index, $action["prio"]);
        }
        $queue->top();
        while ($queue->valid()) {
            $index = $queue->current();
            if (is_callable($this->events[$event][$index]["fn"])) {
                if (call_user_func_array($this->events[$event][$index]["fn"], $params) === false) {
                    break;
                    // stop Propagation
                }
            }
            $queue->next();
        }
        return $this;
    }