const express = require('express'); const app = express(); app.use('/graphql', require('./endpoint')); const server = app.listen(4000, err => { if (err) { // eslint-disable-next-line no-console console.error(err); throw err; } // eslint-disable-next-line no-console console.log(`Listening at http://0.0.0.0:${server.address().port}/graphql`); });