events

Documentation

Overview

Package events provides a simple event emitter.

Index

• type Emitter
  • func NewEmitter() *Emitter
  • func (emitter *Emitter) On(event, listener interface{}) io.Closer

Types

type Emitter

type Emitter struct {
	*emission.Emitter
}

Emitter is a simple event emitter. This is a thin wrapper of emission.Emitter that modifies emitter.On method to return an io.Closer that cancels the callback registration.

func NewEmitter

func NewEmitter() *Emitter

NewEmitter creates a simple event emitter.

func (*Emitter) On

func (emitter *Emitter) On(event, listener interface{}) io.Closer

On registers a callback when an event occurs. Returns an io.Closer that cancels the callback registration.