import type { ClientRouter, Fetcher, FetcherState } from "../router.js";
/** Stable idle state shared by every framework fetcher binding. */
export declare const IDLE_FETCHER_STATE: FetcherState;
/** Stable empty collection used before a router is mounted. */
export declare const NO_FETCHERS: readonly Fetcher[];
/** No-op subscription used by SSR and pre-mount snapshots. */
export declare const noopSubscribe: () => (() => void);
/** No-op fetcher action used before a router is mounted. */
export declare const noopAsync: () => Promise<void>;
/** Stable idle fetcher snapshot for external-store bindings. */
export declare const idleFetcherSnapshot: () => FetcherState;
/** Stable empty fetcher collection snapshot for external-store bindings. */
export declare const noFetchers: () => readonly Fetcher[];
/** Keep mounted-router state local to each adapter package. */
export declare function createMountedRouterRef(): {
    readonly get: () => ClientRouter | undefined;
    readonly set: (router: ClientRouter | undefined) => void;
};
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