server with logging to file

gistfile1.txt

const express = require('express')
const app = express()
const port = 3000
let winston = require('winston');
let logger = winston.createLogger({
    level: 'info',
    format: winston.format.combine(
        winston.format.timestamp(),
        winston.format.printf(info => {
            return `${info.timestamp} ${info.level}: ${info.message}`;
        })
    ),
transports: [
    new winston.transports.Console(),
    new winston.transports.File({filename: 'app.log'})
]
});


app.get('/hello', (request, response) => {
  response.send('Hello from Express!'),
  logger.log('info', 'A request was received');
})

app.listen(port, (err) => {
  if (err) {
    return console.log('something bad happened', err)
  }

  console.log(`server is listening on ${port}`)
})