eve

Tiny event emitter for Go
git clone git://git.lair.cx/eve
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README (438B)

      1 Tiny event emitter for Go.
      2 
      3 ## Install
      4 
      5 ```
      6 go get go.lair.cx/eve
      7 ```
      8 
      9 ## Usage
     10 
     11 ```go
     12 type SomeEvent struct{}
     13 
     14 type App struct {
     15 	// ...
     16 
     17 	OnSomething eve.Event[*SomeEvent]
     18 }
     19 
     20 func main() {
     21 	app := &App{}
     22 
     23 	app.OnSomething.On(func(ctx context.Context, e *SomeEvent) error {
     24 		fmt.Println("Something happened!")
     25 		return nil
     26 	})
     27 
     28 	err := app.OnSomething.Emit(context.Background(), &SomeEvent{})
     29 	if err != nil {
     30 		// Handle err
     31 	}
     32 }
     33 ```
     34