5 Code Signals

1.js

app.get('/api/friends', function(req,res,next){
        Friends.find({user_id: req.currentUser.id }).exec(function (err, friend_list) {
            if (err) {
                return next(err);
            }
            if (friend_list) {
                res.send(friend_list);
            } else {
                return next(new NotFound('Could not find any such Friend'));
            }
        });
    });