Component Router Lazy Loading

app-user.js

(function() {
  var user = angular.module('user', []);
  
  user.component('user', {
    template: 'User <br><br><ng-outlet></ng-outlet>',
    $routeConfig: [
      { path: '/profile', name: 'Profile', component: 'userProfile' }
    ]
  });
  
  user.component('userProfile', {
    template: 'Profile'
  });
})();