import { PipeTransform } from '@angular/core';
import { Router } from '@angular/router';
import * as i0 from "@angular/core";
export declare class RootRoutePipe implements PipeTransform {
    private readonly router;
    private route;
    private sub;
    constructor(router: Router);
    transform(defaultRoute?: string): string[];
    ngOnDestroy(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<RootRoutePipe, never>;
    static ɵpipe: i0.ɵɵPipeDeclaration<RootRoutePipe, "xRootRoute", false>;
}