What is express-async-middleware?

Can you explain what express-async-middleware is?

Sure! Express-async-middleware is a library that allows you to use async/await in your Express middleware.

How does it improve error handling in Express?

It automatically catches errors in async functions and passes them to the Express error handler, simplifying your code.

Can you show me a code example?

Absolutely! Here's a simple example:

const asyncHandler = require('express-async-handler');

app.get('/api/data', asyncHandler(async (req, res) => {
    const data = await fetchData();
    res.json(data);
}));

Is it compatible with all versions of Express?

Yes, express-async-middleware is compatible with Express 4.x and later versions.