hfysite/server/tools/handle_cjs.js

/*
 * @Description:
 * @Autor: kindring
 * @Date: 2021-12-14 15:19:56
 * @LastEditors: kindring
 * @LastEditTime: 2021-12-14 17:17:09
 * @LastDescript:
 */
function handle_cjs(promise) {
    return new Promise(resolve => {
        try{
          if(!promise || typeof promise.then !== 'function'){
            return resolve([null,promise]);
          }
          promise.then(val => {
              resolve([null, val])
          }).catch(err => {
              resolve([err])
          })
        }catch(err){
            resolve([err])
        }
    })
}

// 支持多个promise的并行执行
function handleAll() {
    return new Promise(resolve => {
        try{
            // arguments 转数组
            let arr = [...arguments]
            // console.log(arr)
            // console.log(typeof arr)
            Promise.all(arr).then(val => {
                console.log(val);
                resolve([null, ...val])
            }).catch(err => {
                console.log(err)
                console.log(`promise all`)
                resolve([err])
            })
        }catch(err){
            resolve([err])
        }
    })
}

module.exports = {
    handle: handle_cjs,
    handleAll
};