CommonJS in Play Framework

main.js

var Person = require("person").Person;

var alan = new Person("Alan Turing", 30);
alert(alan.hello());

person.js

function Person(name, age) {
    this.name = name;
    this.age = age;
}

Person.prototype.hello = function() {
    return "Hello, my name is " + this.name + " and I'm " + this.age + " years old";
}

exports.Person = Person