chab v3.0.0

chab

Simple to use implementation of event bus.

As for now needs ES2015.

Usage

NPM

npm install chab --save

Browser

<script type="text/javascript" src="chab.js"></script>

Example with Babel & webpack

import { CreateChab } from 'chab'

const chab = CreateChab()

const sub = chab.subscribe('topicName', data => {
  console.log(`Welcome ${data.name}!`)
})

chab.publish('topicName', { name: 'User' })

sub.unsubscribe()

In browser available from chab namespace

chab.CreateChab()

API

chab instance

subscribe(topic, callback)

Subscribes on given topic. Callback one argument: data which is passed by publish function

publish(topic, data)

Publishes message on given topic. If no subscriber will be found at publish time message gets stored and dispatched when somebody finally subscribes.