Dingo\Api\Provider\RoutingServiceProvider::registerRouter PHP Method

    protected function registerRouter()
    {
        $this->app->singleton('api.router', function ($app) {
            $router = new Router($app[Adapter::class], $app[ExceptionHandler::class], $app, $this->config('domain'), $this->config('prefix'));
            $router->setConditionalRequest($this->config('conditionalRequest'));
            return $router;
        });
        $this->app->singleton(ResourceRegistrar::class, function ($app) {
            return new ResourceRegistrar($app[Router::class]);
        });
    }