(event string, listener ListenerWithErr)
| 36 | type Subscriber interface { |
| 37 | Subscribe(event string, listener Listener) (cancel func(), err error) |
| 38 | SubscribeWithErr(event string, listener ListenerWithErr) (cancel func(), err error) |
| 39 | } |
| 40 | |
| 41 | type Publisher interface { |
no outgoing calls