TypeProvider
interface
Configures the Injector to return an instance of Type when `Type' is used as the token.
interface TypeProvider extends Type {
  // inherited from core/Type
  new (...args: any[]): T
}   Description
Create an instance by invoking the new operator and supplying additional arguments. This form is a short form of TypeProvider;
For more details, see the "Dependency Injection Guide".
Usage notes
Example
@Injectable()
class Greeting {
  salutation = 'Hello';
}
const injector = ReflectiveInjector.resolveAndCreate([
  Greeting,  // Shorthand for { provide: Greeting, useClass: Greeting }
]);
expect(injector.get(Greeting).salutation).toBe('Hello');  
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Licensed under the Creative Commons Attribution License 4.0.
    https://v7.angular.io/api/core/TypeProvider