Injector

  
    abstract class Injector {
  abstract get<T>(token: ProviderToken<T>, notFoundValue: undefined, options: InjectOptions & { optional?: false | undefined; }): T;  abstract get<T>(token: ProviderToken<T>, notFoundValue: null | undefined, options: InjectOptions): T | null;  abstract get<T>(token: ProviderToken<T>, notFoundValue?: T | undefined, options?: InjectFlags | InjectOptions | undefined): T;  abstract get<T>(token: ProviderToken<T>, notFoundValue?: T | undefined, flags?: InjectFlags | undefined): T;  abstract get(token: any, notFoundValue?: any): any;
  static THROW_IF_NOT_FOUND: {};  static NULL: Injector;
  static create(providers: StaticProvider[], parent?: Injector | undefined): Injector;  static create(options: { providers: (any[] | TypeProvider | ValueProvider | ClassProvider | ConstructorProvider | ExistingProvider | FactoryProvider | StaticClassProvider)[]; parent?: Injector | undefined; name?: string | undefined; }): Injector;
}