import { type StateSnapshot } from "../protocol.js";
type StateListener = (snapshot: StateSnapshot) => void;
export declare class StateBroadcaster {
    private readonly snapshotProvider;
    private readonly listeners;
    constructor(snapshotProvider: () => StateSnapshot);
    currentSnapshot(): StateSnapshot;
    subscribe(listener: StateListener): () => void;
    broadcast(): void;
    close(): void;
}
export {};
//# sourceMappingURL=broadcaster.d.ts.map