Event Bus

Overview

Creating an event bus for pub/sub. Same api with Vue, used for replacing Vue with lightweight size.

Install

yarn add @skymapglobal/event-bus

Usage

import { EventBus } from "@skymapglobal/event-bus";

const bus = new EventBus();

bus.$on("my-event", (a, b) => {
  console.log(a, b);
});

bus.$emit("my-event", 'a', 'b');

API

$on(event, listener)

• event: String - event name
• listener: (...params) => void - callback

$once(event, listener)

• event: String - event name
• listener: (...params) => void - callback

$emit(event, ...params)

• event: String - event name
• params?: any[] - any params

$off(event, listener)

• event?: String - event name, ignore to off all
• listener?: Function - callback, ignore to remove all listeners in event