I would like to create extensions for some components already deployed in Angular 2, without having to rewrite them almost completely, as the base component could undergo ch
As far as I know component inheritance has not been implemented yet in Angular 2 and I'm not sure if they have plans to, however since Angular 2 is using typescript (if you've decided to go that route) you can use class inheritance by doing class MyClass extends OtherClass { ... }. For component inheritance I'd suggest getting involved with the Angular 2 project by going to https://github.com/angular/angular/issues and submitting a feature request!