import type { App } from 'vue';
import type { HydrationStore } from './types';
export declare const HydrationStoreSymbol: unique symbol;
export declare function provideHydrationStore(store: HydrationStore, app?: App): void;
/**
 * The host's hydration bucket, or undefined when the host provides none.
 * Optional by design: a consumer without server rendering never installs one.
 */
export declare function injectHydrationStore(app?: App): HydrationStore | undefined;
//# sourceMappingURL=singleton.d.ts.map