import { TemplateRef } from "@angular/core";
import * as i0 from "@angular/core";
export declare class NuoruoTreeDirective {
    templateRef: TemplateRef<unknown>;
    constructor(templateRef: TemplateRef<unknown>);
    static ɵfac: i0.ɵɵFactoryDeclaration<NuoruoTreeDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<NuoruoTreeDirective, "[nrTree]", never, {}, {}, never, never, false, never>;
}