module.exports = {These helper utility functions are used for logging and handling errors on the server-side.
module.exports = {Log any errors which are passed along from the server.
logErrors: function(err, req, res, next) {
console.error(err.stack);
next(err);
},Handle any errors which are passed along from the server by sending a 500 status code and the error message back to the client in the response.
handleErrors: function(err, req, res, next) {Send client the error message.
res.send(500, {error: err.message});
}
};