/**
 * Using external/user Vue
 */
export declare function toRawDeep(val: any, seen?: WeakMap<WeakKey, any>): any;
/**
 * Using bundled Vue
 */
export declare function _toRawDeep(val: any, seen?: WeakMap<WeakKey, any>): any;
/**
 * Synchronize states between the bundled and external/user versions of Vue
 * @param bundledState Reactive state created with the bundled Vue
 * @param externalState Reactive state created with the external/user Vue
 */
export declare function syncStateBundledAndExternal(bundledState: any, externalState: any): {
    stop(): void;
};