import { ReactNode } from 'react';
import { DataStore } from '../store';
/**
 * Hook to access the data store.
 *
 * @returns DataStore instance
 * @throws Error if used outside DataProvider
 */
export declare function useDataStore(): DataStore;
/**
 * Hook to access the data store (optional).
 * Returns null if not within provider instead of throwing.
 *
 * @returns DataStore instance or null
 */
export declare function useDataStoreOptional(): DataStore | null;
/**
 * Props for DataProvider.
 */
export interface DataProviderProps {
    children: ReactNode;
    /** Optional initial store (for testing) */
    store?: DataStore;
}
/**
 * Provider for data context.
 * Creates a DataStore instance that persists for the lifetime of the provider.
 */
export declare function DataProvider({ children, store: initialStore }: DataProviderProps): import("react/jsx-runtime").JSX.Element;
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