TypeProvider

Stable Interface

What it does

Configures the Injector to return an instance of Type when `Type' is used as token.

How to use

@Injectable()
class MyService {}
 
const provider: TypeProvider = MyService;

Interface Overview

interface TypeProvider {
}

Interface 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.

Example

@Injectable()
class Greeting {
  salutation = 'Hello';
}
 
const injector = ReflectiveInjector.resolveAndCreate([
  Greeting,  // Shorthand for { provide: Greeting, useClass: Greeting }
]);
 
expect(injector.get(Greeting).salutation).toBe('Hello');

exported from @angular/core/index, defined in @angular/core/src/di/provider.ts

Links:

https://angular.io/docs/ts/latest/api/core/index/TypeProvider-interface.html

doc_Angular

2025-01-10 15:47:30

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