index.js

---

const utils = require(’./utils’)

console.log(‘hello worker’) //这句确认输出

worker.onMessage(function(res) {

    console.log(‘bg’, res)

    utils.test();

    console.log(‘aaaaa’, utils)

    worker.postMessage({

    msg: '0'

    })

})

---

utils.js

---

console.log(‘ttttt’) //这句确认输出

function test() {

    console.debug(‘test’)

    return 1 + 1

}

---

调用的时候提示:

Uncaught TypeError: utils.test is not a function