@hamgom95/eventemitter
Simple EventEmitter implementation.
API Documentation
EventEmitter
Event emitter.
Kind: global class
Properties
| Name | Type | Description |
|---|---|---|
| events | Map |
Event listener map |
eventEmitter.on(event, listener, opts)
Register event listener
Kind: instance method of EventEmitter
| Param | Type | Description |
|---|---|---|
| event | string |
Event name |
| listener | function |
Listener callback |
| opts | Object |
Options |
| opts.prepend | boolean |
Whether to prepend listener |
| opts.once | boolean |
Whether to use listener once only |
eventEmitter.off([event], [listener])
Unregister listener.
Kind: instance method of EventEmitter
| Param | Type | Description |
|---|---|---|
| [event] | string |
Event name. |
| [listener] | function |
Same function that was registered. |
eventEmitter.emit(event, ...args)
Emit event with arguments.
Kind: instance method of EventEmitter
| Param | Type | Description |
|---|---|---|
| event | string |
Event name. |
| ...args | any |
Arguments to pass to listeners. |