web3-core-promievent

This is a sub-package of web3.js.

This is the PromiEvent package used to return a EventEmitter mixed with a Promise to allow multiple final states as well as chaining.

Please read the documentation for more.

Installation

You can install the package either using NPM or using Yarn

Using NPM

npm install web3-core-promievent

Using Yarn

yarn add web3-core-promievent

Usage

const Web3PromiEvent = require('web3-core-promievent');

const myFunc = function(){
    const promiEvent = Web3PromiEvent();
    
    setTimeout(function() {
        promiEvent.eventEmitter.emit('done', 'Hello!');
        promiEvent.resolve('Hello!');
    }, 10);
    
    return promiEvent.eventEmitter;
};

// and run it
myFunc()
.on('done', console.log)
.then(console.log);