// loginState.js
class LoginState extends State {
  /**
   * Construct the state.
   * @param  {ng.ui.IStateProvider} $stateProvider
   */
  constructor($stateProvider) {
    super($stateProvider, 'login', {
      url: '/login',
      templateUrl: '/views/login/login.html',
      dependencies: ['testVariable']
    });
  }

  onInitialize(testVariable) {
    console.log(`Hello, ${testVariable}`);
  }
}

// loginModule.js

const loginModule = angular.module('grassroots.login', [uiRouter]);

loginModule.config(['$stateProvider', function($stateProvider) {
  return new LoginState($stateProvider);
}]);

loginModule.constant('testVariable', 'Code Review');


// Console output:
> Hello, Code Review