EventServiceProvider.php

TLDR

The provided file is EventServiceProvider.php located in the Illuminate\Events namespace. It extends the ServiceProvider class and registers an event service provider.

Methods

register

This method is responsible for registering the service provider. It defines a singleton instance of the events and initializes it with a closure. The closure creates a new Dispatcher instance and sets the queue resolver and transaction manager resolver for the dispatcher.

END

<?php

namespace Illuminate\Events;

use Illuminate\Contracts\Queue\Factory as QueueFactoryContract;
use Illuminate\Support\ServiceProvider;

class EventServiceProvider extends ServiceProvider
{
    /**
     * Register the service provider.
     *
     * @return void
     */
    public function register()
    {
        $this->app->singleton('events', function ($app) {
            return (new Dispatcher($app))->setQueueResolver(function () use ($app) {
                return $app->make(QueueFactoryContract::class);
            })->setTransactionManagerResolver(function () use ($app) {
                return $app->bound('db.transactions')
                    ? $app->make('db.transactions')
                    : null;
            });
        });
    }
}