PubSub Singleton Class

A lightweight es6 PubSub class (Singleton).

Usage

Import the PubSub singleton

import PubSub from './PubSub.js';

Subscribe to new event with a custom callback

const topic = PubSub.subscribe( 'event', callback );
// or if you don't need to unsubscribe
PubSub.subscribe('event', callback)

Publish/broadcast an event and pass optional arguments

PubSub.publish('event', {data})

Unsubscribe from a specific topic

PubSub.unsubscribe(topic );