Type of angular components

As it turns out this is not possible in TypeScript right now. Decorators cannot change type of a class, that means they are invisible for a type system.
More info can be found here:

• https://github.com/Microsoft/TypeScript/issues/26347
• https://github.com/Microsoft/TypeScript/issues/4881

There is ComponentType<T>. Maybe it will help.

import { ComponentType } from '@angular/cdk/overlay';