/**-----------------------------------------------------------------------------------------
* Copyright © 2023 Progress Software Corporation. All rights reserved.
* Licensed under commercial license. See LICENSE.md in the package root for more information
*-------------------------------------------------------------------------------------------*/
/** @hidden */
export declare enum COLLECTION_ACTION {
    add = 0,
    remove = 1
}
/** @hidden */
export type Collection<T> = T[];
/** @hidden */
export interface CollectionAction<T> {
    type: COLLECTION_ACTION;
    item: T;
}
/** @hidden */
export declare const useCollection: <T extends unknown>(initial?: T[]) => [T[], (event: CollectionAction<T>) => void];