import * as i0 from "@angular/core";
export declare class IdGeneratorUtil {
    private ids;
    generate(element: HTMLElement): string;
    isTaken(id: string): boolean;
    isUnique(id: string): boolean;
    static ɵfac: i0.ɵɵFactoryDeclaration<IdGeneratorUtil, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<IdGeneratorUtil>;
}