$stateProvider

            .state('landing', {

                url: '/',

                views: {

                    'body@': {

                        template: '<olr-landing></olr-landing>'

                    }

                },

                resolve: {

                    loading: ['$q', '$ocLazyLoad', function ($q, $ocLazyLoad) {

                        let deferred = $q.defer();

                        require.ensure([], function () {

                            let landingModel = require('../app/landing/index.js')(ngModule);

                            $ocLazyLoad.load({

                                name: 'app'

                            });

                            deferred.resolve(landingModel);

                        });

                        return deferred.promise;

                    }]

                }

            })