Package detail

express-wrap-promise-handler

tapppi4MIT1.0.0

Handle return and catch errors from express handler returning promise

readme

express-wrap-promise-handler

Pass promise rejects from handlers to express' next callback

Description

Wrap handlers that return promises to pass any rejections (or async/await) errors into express' next callback.

Usage

import express from 'express';
import wrapHandler from 'express-wrap-promise-handler';

const app = express();
app.get('profile', wrapHandler(getProfileFunction));

async function getProfile(req, res) {
    if (!req.user) {
        throw new Error('No user to return profile for); // Gets passed to express' next by wrapper
    }
    res.send(req.user);
}

License

MIT