Class ServiceWithOptionalDep

packages/core/test/di/r3_injector_spec.ts:81–90

  }

  class ServiceWithOptionalDep {
    constructor(@Optional() readonly service: OptionalService | null) {}

    static ɵprov = ɵɵdefineInjectable({
      token: ServiceWithOptionalDep,
      providedIn: null,
      factory: () =>
        new ServiceWithOptionalDep(ɵɵinject(OptionalService, InternalInjectFlags.Optional)),
    });
  }

  class ServiceWithMissingDep {
    constructor(readonly service: Service) {}