Class OptionalService

packages/core/test/di/r3_injector_spec.ts:48–54

  }

  class OptionalService {
    static ɵprov = ɵɵdefineInjectable({
      token: OptionalService,
      providedIn: null,
      factory: () => new OptionalService(),
    });
  }

  class StaticService {
    constructor(readonly dep: Service) {}