var Student = (function () { function Student(firstname, middleinitial, lastname) { this.firstname = firstname; this.middleinitial = middleinitial; this.lastname = lastname; this.fullname = firstname + " " + middleinitial + " " + lastname; } return Student; })(); function greeter(person) { return "Hello, " + person.firstname + " " + person.lastname; } var user = new Student("Jane", "M.", "User"); var user2 = new Student("Joe", "M.", "User"); console.log(greeter(user)); //@ sourceMappingURL=test.js.map