// Modern Meteor 3 approach async function fetchData() { return new Promise((resolve) => { setTimeout(() => resolve({ user: 'alice' }), 100); }); } const result = await fetchData(); Use wrapAsync for legacy callback-based npm packages, but prefer Promises + async/await in new code.
const readFileSync = Meteor.wrapAsync(fs.readFile); const content = readFileSync('/path/to/file', 'utf8'); But remember: in Meteor 3, just use fs.promises.readFile with await . Progress! ⚡ meteor wrapasync
If you're still using Meteor.wrapAsync , you're writing legacy code (but it works!). Here's the modern take: // Modern Meteor 3 approach async function fetchData()
legacyLibrary.getData(id, (err, data) => { if (err) console.error(err); console.log(data); }); I wanted to use it inside a Meteor method without nesting. Solution: { setTimeout(() =>
Meteor 3 has removed Fibers. wrapAsync still works, but you should migrate to native async/await :