在角度上做事件驱动开发的最佳实践是什么?js应用程序?

I am adding some websocket functional to our angular app. The Websocket object is wrapped in a service. Ideally we would like our wrapped socket object to have a standard event API so that we can use it in the controller like the following: (Sorry for the Coffeescript)I am adding some websocket functional to our an