1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18const router = require('express').Router(); const passport = require('../passport'); const redirectHome = (req, res) => res.redirect('/'); const passportRedirectToGitHub = passport.authenticate('github', { scope: ['user:email'] }); const passportSaveUser = passport.authenticate('github', { failureRedirect: '/' }); module.exports = router .get('/', passportRedirectToGitHub, redirectHome) .get('/callback', passportSaveUser, redirectHome);