gistfile1.js

function createResponse(name) {
	this.name = name,

	this.sayHi = function() {
		return 'Hi!';
	},

	this.getName = function() {
		return this.name;
	},

	this.toString = function() {
		return 'This should be outputted';
	};
}

var test = new createResponse('John Doe');

// Should output a custom text, such as 'user: John Doe', instead of giving all visible variables
console.log(test);