Delay promise chain

delay-promise.js

const delayPromise = (duration) => (...args) => new Promise((resolve) => {
  setTimeout(() => { resolve(...args); }, duration);
});

export default delayPromise;

instructions.md

Delaying the promise chain

This is simply the ES6 version of https://gist.github.com/joepie91/2664c85a744e6bd0629c

import delayPromise from './delay-promise';

doThing()
  .then(...)
  .then(delayPromise(5000))  // Chain delayed by 5s
  .then(...);