promise-queue.js

const actions = [
  () => Promise.resolve(0),
  () => Promise.resolve(1),
  () => Promise.reject(new Error('森7')),
  () => Promise.resolve(3),
  () => Promise.resolve(new Error('森77')),
]

const process = () => new Promise((resolve, reject) => {
  if (actions.length === 0) resolve(true)
  let f = actions.shift()
  f().then(
    r => console.log(r) || resolve(process()),
    e => reject(e)
  )
})

process()
  .then(
    r => console.log('做完了！'),
    e => console.log(e)
  )