Subversion-Projekte lars-tiefland.laravel_shop

<?php

namespace Illuminate\Console\Concerns;

use Illuminate\Console\Signals;

use Illuminate\Support\Arr;

trait InteractsWithSignals

{

    /**

     * The signal registrar instance.

     *

     * @var \Illuminate\Console\Signals|null

     */

    protected $signals;

    /**

     * Define a callback to be run when the given signal(s) occurs.

     *

     * @param  iterable<array-key, int>|int  $signals

     * @param  callable(int $signal): void  $callback

     * @return void

     */

    public function trap($signals, $callback)

    {

        Signals::whenAvailable(function () use ($signals, $callback) {

            $this->signals ??= new Signals(

                $this->getApplication()->getSignalRegistry(),

            );

            collect(Arr::wrap($signals))

                ->each(fn ($signal) => $this->signals->register($signal, $callback));

        });

    }

    /**

     * Untrap signal handlers set within the command's handler.

     *

     * @return void

     *

     * @internal

     */

    public function untrap()

    {

        if (! is_null($this->signals)) {

            $this->signals->unregister();

            $this->signals = null;

        }

    }

}