2.0.0 • Published 7 years ago
more-events v2.0.0
more-events
Install
npm install more-events
It's
Another event emitter with the usual methods.
- on
- off
- one
- emit
This is similar to node's event Emitter, but the emitter in more-events
is lighter.
emitter.addListener(name, listener, matchListener)
Set a listener like with emitter.on()
except matchListener
will be used to find the listener instead of listener
for removal.
The default for matchListener
is null, and if it is null listener
will be used for removal.
emitter.clear(name)
Remove all listeners on the given event name using emitter.clear(name)
.
Other methods/properties to be aware of:
- removeListener()
- emitListeners()
- removeAll()
emitter.listeners
emitter.listeners
is object where listeners are stored.
Set the context if you want.
import { Emitter } from 'more-events';
function MyClass(){
this.emitter = new Emitter(this /*A different context for listeners*/);
}
Otherwise the emitter uses it's own context, or the inherited context (this instance).
import { Emitter } from 'more-events';
class MyClass extends Emitter {
constructor(){
super(); //Emitter uses this from MyClass
}
}
emitter.dispose()
Destroy the object when you don't need it any more. Good for memory management.
Why?
Because I can, and because I need a really light emitter I can depend on.