/**-----------------------------------------------------------------------------------------
* Copyright © 2025 Progress Software Corporation. All rights reserved.
* Licensed under commercial license. See LICENSE.md in the project root for more information
*-------------------------------------------------------------------------------------------*/
import * as i0 from "@angular/core";
/**
 * @hidden
 */
export declare class IndexBuilderService {
    private INDEX_SEPARATOR;
    nodeIndex(index?: string, parentIndex?: string): string;
    indexForLevel(index: string, level: number): string;
    lastLevelIndex(index?: string): number;
    level(index: string): number;
    static ɵfac: i0.ɵɵFactoryDeclaration<IndexBuilderService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<IndexBuilderService>;
}