import { PipeTransform } from '@angular/core';
import * as i0 from "@angular/core";
interface GroupedResult<T> {
    key: string;
    values: T[];
}
export declare class GroupByPipe implements PipeTransform {
    transform<T extends Record<string, unknown>>(items: T[], property: string): GroupedResult<T>[];
    static ɵfac: i0.ɵɵFactoryDeclaration<GroupByPipe, never>;
    static ɵpipe: i0.ɵɵPipeDeclaration<GroupByPipe, "groupBy", false>;
}
export {};
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