// Make sure to include the `ui.router` module as a dependency
angular.module('uiRouterSample', ['ui.router'])
    .run(
      [        '$rootScope', '$state', '$stateParams',
      function ($rootScope,   $state,   $stateParams) {

        // It's very handy to add references to $state and $stateParams to the $rootScope
        // so that you can access them from any scope within your applications.For example,
        // <li ng-class="{ active: $state.includes('contacts.list') }"> will set the <li>
        // to active whenever 'contacts.list' or one of its decendents is active.
        $rootScope.$state = $state;
        $rootScope.$stateParams = $stateParams;
      }]);