ThrusterIO / event-loop

    /**

     * @inheritdoc

     */

    public function addSignal(int $signalNo, callable $callback, int $priority = 0) : Signal

    {

        $signal = new Signal($this, $signalNo, $callback, $priority);

        $internalCallback = function ($evSignal) use ($signal) {

            call_user_func($signal->getCallback(), $signal, $evSignal);

        };

        $event = $this->loop->signal($signalNo, $internalCallback, null, $priority);

        $this->signals->attach($signal, $event);

        return $this;

    }

    /**

     * @inheritdoc

    /**

     * @inheritdoc

     */

    public function addChild(callable $callback, int $pid = 0, int $priority = 0) : Child

    {

        $child = new Child($this, $pid, $callback, $priority);

        $internalCallback = function ($evChild) use ($child) {

            call_user_func($child->getCallback(), $child, $evChild);

        };

        $event = $this->loop->child($pid, false, $internalCallback, null, $priority);

        $this->signals->attach($child, $event);

        return $this;

    }

    /**

     * @inheritdoc