SOURCE

// function request(params) {
//     return new Promise(resolve => {
//         setTimeout(() => {
//             resolve(params)
//         }, 3000)
//     })
// }

// function timeoutWrap(p, timeout) {
//     const delay = new Promise((_, reject) => {
//         setTimeout(() => {
//             reject('超时了')
//         }, timeout)
//     })
//     return (...args) => {
//         const p1 = p(...args);
//         const res = Promise.race([p1, delay]);
//         return res
//     }
// }

// const r1 = timeoutWrap(request, 1000)({ id: 1 })
// r1.then(response => {
//   console.log(response)
// }).catch(e => {
//   console.log('e', e)
// })


const funWait = (call, timeout = 5000) => {
  let wait = new Promise((resolve, reject) => {
    setTimeout(() => {
      reject('请求超时')
    }, timeout)
  })
  return Promise.race([call(), wait])
}
const t = () => new Promise(resolve => setTimeout(resolve, 4000))
const t2 = () => new Promise(resolve => setTimeout(resolve, 6000))
funWait(t).then(res => {
  console.log("t1 resolve")
}).catch(err => {
  console.log("t1 timeout")
})
funWait(t2).then(res => {
  console.log("t2 resolve")
}).catch(err => {
  console.log("t2 timeout", err)
  })