import type { UnwrapRef, Ref } from 'vue';
/**
 * @internal
 * @private
 */
export declare function _useSharedState<INITIAL_VALUE>(key: string, initalValue: INITIAL_VALUE): {
    state: {
        value: UnwrapRef<INITIAL_VALUE>;
    };
    isReady: Ref<boolean>;
    ready: Promise<void>;
};
/**
 *
 * @param key - Shared state key
 * @param initalValue - Initial value
 * @returns
 */
export declare function useSharedState<INITIAL_VALUE>(key: string, initalValue: INITIAL_VALUE): {
    value: UnwrapRef<INITIAL_VALUE>;
};