Introduction

An implementation of Promises/A+ using ES6, and Chinese specification of Promises/A+.

Install

npm i a-promise-lib

Usage

let Promise = require('a-promise-lib')
 
let promise = new Promise((resolve, reject) => {
  setTimeout(resolve, 1000, 'Success')
}).then(res => {
  console.log(res)
  return Promise.resolve('Yeah')
})
 
;(async () => {
  const ret = await promise
  console.log(ret)
})()

API

This library has achieved all the APIs same as JavaScript Standard built-in Promise, including static methods:

• Promise.resolve
• Promise.reject
• Promise.all
• Promise.race

and prototype methods:

• Promise.prototype.then
• Promise.prototype.catch
• Promise.prototype.finally

and others:

• Promise.deferred
• Promise.prototype.done

Compliances Test

Refer to Promises/A+ Compliance Test Suite.

npm run test

will see the result like this:

872 passing (17s)

License

The MIT License (MIT)