在实机测试没有问题，只在开发者工具中报错，经测macOS端开发者工具也是一样情况。

worker中的代码 ：

var test = function(){

console.log(“timeout tick”);

}

setTimeout(test,1000);

开发者工具console信息

VM32:3 Uncaught ReferenceError: Reporter is not defined

    at setTimeout (eval at self.onmessage.event (weixinworker.js:6), <anonymous>:3:10423)

    at eval (eval at self.onmessage.event (weixinworker.js:6), <anonymous>:8:1)

    at require (eval at self.onmessage.event (weixinworker.js:6), <anonymous>:3:24484)

    at o (eval at self.onmessage.event (weixinworker.js:6), <anonymous>:3:23372)

    at eval (eval at self.onmessage.event (weixinworker.js:6), <anonymous>:3:13744)

    at eval (eval at self.onmessage.event (weixinworker.js:6), <anonymous>:1:3789)

    at Array.forEach (<anonymous>)

    at Object.h (eval at self.onmessage.event (weixinworker.js:6), <anonymous>:1:3747)

    at self.onmessage.event (weixinworker.js:10)