public whenNoAncestorIs(ancestor: (Function | string)): interfaces.ProvideOnSyntax<T> {
        let bindingOnSyntax = (bind: inversifyInterfaces.Bind, target: any) =>
            this._bindingWhenSyntax(bind, target).whenNoAncestorIs(ancestor);
        let whenDoneSyntax = new ProvideDoneSyntax(bindingOnSyntax);