// 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.
If you're working with asynchronous code in Meteor (especially on the server), you've likely encountered Meteor.wrapAsync . meteor wrapasync
#MeteorJS #WebDevelopment #AsyncProgramming Image text overlay: Meteor.wrapAsync(callbackFn) → turns callbacks into sync-style code // Modern Meteor 3 approach async function fetchData()
Here are a few options for a social/developer post about depending on your audience (Twitter/X, LinkedIn, or Dev.to style). Option 1: Short & Punchy (Best for Twitter/X) Headline: No more callback hell in Meteor 🚀 Option 1: Short & Punchy (Best for Twitter/X)
Need to use an old-school callback function in Meteor? wrapAsync has your back.
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:
const result = await new Promise((resolve) => setTimeout(() => resolve('Done'), 1000) ); ✅ wrapAsync is great for converting Node.js style callbacks (error, result). ✅ But for modern Meteor 3+ — just use native async/await everywhere.