I have tried to use Mongoose to send the list of all users as follows:
server.get(\'/usersList\', function(req, res) { var users = {}; User.find({},
This is just an Improvement of @soulcheck 's answer, and fix of the typo in forEach (missing closing bracket);
server.get('/usersList', (req, res) => User.find({}, (err, users) => res.send(users.reduce((userMap, item) => { userMap[item.id] = item return userMap }, {})); ); );
cheers!