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! ⚡
Wrap the function once outside the method to avoid re-wrapping on every call. meteor wrapasync
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 🚀 const readFileSync = Meteor
It converts a callback-based asynchronous function into a synchronous-looking one (using Fibers under the hood in Meteor 2.x and below). Here are a few options for a social/developer
// Without wrapAsync (callback style) function fetchData(callback) { setTimeout(() => callback(null, { user: 'alice' }), 100); } // With wrapAsync const syncFetch = Meteor.wrapAsync(fetchData); const result = syncFetch(); // Blocks until done console.log(result.user); // 'alice'