Minimal Angular Module Syntax as per http://toddmotto.com/minimal-angular-module-syntax-approach-using-an-iife/

main-ctrl.js

(function () {

  'use strict';

  /**
   * @class MainCtrl
   * @classdesc Main Controller for doing awesome things
   * @ngInject
   */
  function MainCtrl ($scope, SomeFactory) {
    this.doSometing = function () {
      SomeFactory.doSomething();
    };
  }
  
  MainCtrl.$inject = ['$scope', 'SomeFactory'];
  
  angular
    .module('app')
    .controller('MainCtrl', MainCtrl);

})();