Atrauzzi\LaravelDoctrine\ServiceProvider::extendsAuth PHP Method

    protected function extendsAuth()
    {
        $authenticator = config('doctrine.auth.authenticator', null);
        if (!is_null($authenticator) && class_exists($authenticator)) {
            \Auth::extend('doctrine.auth', function (Application $app) use($authenticator) {
                return $app->make($authenticator, [config('doctrine.auth.model')]);
            });
        }
    }