/** * 执行应用程序 * @param Request $request * @return mixed */protected function runWithRequest(Request $request){$this->initialize();// 加载全局中间件$this->loadMiddleware();// 设置开启事件机制$this->app->event->withEvent($this->app->config->get('app.with_event', true));// 监听HttpRun$this->app->event->trigger(HttpRun::class); //实例化管道类同时会将中间件类转化为闭包推入队列中return $this->app->middleware->pipeline()->send($request)->then(function ($request) {return $this->dispatchToRoute($request);});}