EmittEvent

A Basic eventemitter writen in Ecmascript 6 modeled on Node.js EventEmitter. It sure wouldn't work in old browsers, but it's good enough to do the job.

Documentation

eventsNames()

Return an array of all event's names/types

• Returns: (Array|null) —

eventListeners(evnt)

return all listeners of a given event if it exist, else null.

• Parameters: evnt — String — The event name.
• Returns: (Array|null) —

addListener(evnt, fn, once)

Add new event if it doesn't exist, else add it to existing one

• Parameters:
  • evnt — String — The event name.
  • fn — Function — The Callback / Listener function
  • once — boolean — If Callback / Listener should run once

removeListener(evnt, fn)

Remove listeners of a given event. All listenres that match the Callback fn will be removed

• Parameters:
  • evnt — String — The event name.
  • fn — Function — Function to identify the listener with.

clearEvent(evnt)

Removes the event and all its listeners.

• Parameters: evnt — string — The event name.

on(evnt, fn)

Add a listener

• Parameters:
  • evnt — string — The event name.
  • fn — fn — The Callbacl function

emit(evnt)

Calls all listenres of a given event.

• Parameters: evnt — String — The event name.
• Returns: Boolean — true if the event had listeners, else false.