@shanyue/promise-utils/example/demo1.js

Userful promise utils, include map, filter, retry and sleep

const promiseMap = require('..')

const addOne = n => Promise.resolve(n + 1)

const list = [
  Promise.resolve(3),
  Promise.resolve(4),
  Promise.resolve(5),
  6,
  7,
  8
]

// => [4, 5, 6, 7, 8, 9]
promiseMap(list, x => addOne(x), { concurrency: 1 }).then(o => { console.log(o) })

promiseMap(list, x => addOne(x), { concurrency: 1, settled: true }).then(o => { console.log(o) })