Learning-laravel-source-code

Illuminate/Events/EventServiceProvider.php

<?php namespace Illuminate\Events;

use Illuminate\Support\ServiceProvider;

class EventServiceProvider extends ServiceProvider {

    

    /**
     * Register the service provider.
     * 注册服务提供者。
     *
     * @return void
     */
    public function register()
    {
        // 注册 events 单例为 Illuminate\Events\Dispatcher 实例
        // 且设置队列解析器为 Illuminate\Contracts\Queue\Queue
        $this->app->singleton('events', function($app)
        {
            return (new Dispatcher($app))->setQueueResolver(function() use ($app)
            {
                return $app->make('Illuminate\Contracts\Queue\Queue');
            });
        });
    }

}