patterns.js

//Dependency injection

// the Module object
var Module = function (someService) {
    this.someService = someService;
};
Module.prototype.do = function () {
    this.someService.doSomething();
};

// configuring the injector
Injector.add('someService', new SomeService());

// retrieving the module instance with the SomeService being injected
var module = Injector.get(Module);

module.do();