4 ms·
AFAIK, you can't do this from JS, you have to have some engine integration, as the busy loop in JS will prevent the event loop from working. For instance, this
by pitaj 6y ago
AFAIK, you can't do this from JS, you have to have some engine integration, as the busy loop in JS will prevent the event loop from working.
For instance, this will essentially halt your runtime:
let y;
Promise.resolve(123).then(x => { y = x; });
while (!y) {}
console.log(y)
- deleted 6y ago[deleted]
- lhorie 6y agoYes, deasync[0] for example, hooks into the Node.js event loop from c++ land [0] https://www.npmjs.com/package/deasync https://www.npmjs.com/package/deasync