Emitter

Event emitter component.

Installation

$ npm install emitter-component

API

Emitter#on(event, fn)

Register an event handler fn.

Emitter#once(event, fn)

Register a single-shot event handler fn,
removed immediately after it is invoked the
first time.

Emitter#off(event, fn)

Remove event handler fn, or pass only the event
name to remove all handlers for event.

Emitter#emit(event, …)

Emit an event with variable option args.

Emitter#has(event)

Check if this emitter has event handlers.