class names matchs directory structure

class structure

var App = Ember.Application.create();

App.ModuleName = {
  Controllers: {},
  Models: {},
  States: {},
  Views: {}
};

App.ModuleName2 = {
  Controllers: {},
  Models: {},
  States: {},
  Views: {}
};

App.ModuleName.Controllers.MyController = Ember.Object.create();
App.ModuleName.Controllers.MyCollectionController = Ember.ArrayProxy.create();
App.ModuleName.Models.MyModel = Ember.Object.extend();
App.ModuleName.States.MyState = Ember.State.extend();
App.ModuleName.Views.MyView   = Ember.View.extend();

App.ModuleName2.Controllers.MyController = Ember.Object.create();
App.ModuleName2.Controllers.MyCollectionController = Ember.ArrayProxy.create();
App.ModuleName2.Models.MyModel = Ember.Object.extend();
App.ModuleName2.States.MyState = Ember.State.extend();
App.ModuleName2.Views.MyView   = Ember.View.extend();

directory structure

[App]
- [ModuleName]
--- [Controllers]
----- MyController.js
----- MyCollectionController.js
--- [Models]
----- MyModel.js
--- [States]
----- MyState.js
--- [Views]
----- MyView.js
- [ModuleName2]
--- [Controllers]
----- MyController.js
----- MyCollectionController.js
--- [Models]
----- MyModel.js
--- [States]
----- MyState.js
--- [Views]
----- MyView.js