Execute functions estimulated by events.
yarn add message-emitterimport * as Emitter from 'message-emitter';
Emitter.publish('test', 1, 2, 3 ,4 ); // pulish to topic 'test' the args 1, 2, 3, 4
Emitter.subscribe('test', args => console.log(args)); // if the topic was published execute callback function to given arguments
Emitter.deleteTopic('test'); // remove topic
Emitter.hasTopic('test'); // returns true if topic exists, otherwise falseℹ for JavaScript <= es5 use require
var Emitter = require('message-emitter');
Emitter.publish('test', 1, 2, 3 ,4 );