When the Angular project was developed, it was important for the core team to include the best language support they could get. While evaluating different languages, they have actually considered Google Dart and TypeScript as potential candidates to implement the framework. However, there was one major feature missing in the superset which TypeScript provided. Let's look again at our first Angular component, which we wrote in a previous section:
@Component({ selector: 'hello-world', template: '<div>Hello World</div>' }) class HelloWorld {}
An Angular component always consists of an EMCAScript 6 class as well as the @Component decorator which is used to configure our component. At the time when Google started ...
