import type { DroppableId } from 'react-beautiful-dnd';
/**
 * Private symbol that is intentionally not exported from this file.
 */
declare const privateKey: unique symbol;
/**
 * Data that is attached to drags.
 */
export type DroppableData = {
    /**
     * Indicates this data is for a `<Droppable>` instance.
     */
    [privateKey]: true;
    /**
     * The `droppableId` of the `<Droppable>` instance.
     */
    droppableId: DroppableId;
    /**
     * Lazily returns whether the droppable is disabled.
     */
    getIsDropDisabled(): boolean;
    contextId: string;
};
/**
 * Checks if the passed data satisfies `DroppableData` using the private symbol.
 */
export declare function isDroppableData(data: Record<string | symbol, unknown>): data is DroppableData;
/**
 * Adds the private symbol to the passed data.
 *
 * The symbol allows us to quickly check if an object satisfies `DroppableData`.
 */
export declare function useDroppableData({ contextId, droppableId, getIsDropDisabled, }: Omit<DroppableData, symbol>): DroppableData;
export {};