angular-nevera-generator/generators/todoMVC/modules/templates/src/app/containers/App.ts

Yeoman AngularJS scaffold a webapp with Angular 1 written in ES6 (Babel), TypeScript through Webpack or SystemJS including tools Gulp 4, ESLint, Browsersync and Karma

import {SHOW_ALL} from '../constants/TodoFilters';
import {initialTodo, Todo} from '../todos/todos';

class AppController {
  todos: Todo[];
  filter: string;

  constructor() {
    this.todos = [initialTodo];
    this.filter = SHOW_ALL;
  }
}

export const App: angular.IComponentOptions = {
<% if (modules === 'systemjs') { -%>
  templateUrl: 'app/containers/App.html',
<% } else { -%>
  template: require('./App.html'),
<% } -%>
  controller: AppController
};