import type { ProcessSyncChunkResult } from '../../sdk/WalletStorage.interfaces';
import type { TableSettings } from '../schema/tables';
/**
 * Live-sync handshake: compare reader and writer chain before any chunk moves.
 */
export declare function assertLiveSyncChainsMatch(readerSettings: TableSettings, writerSettings: TableSettings): void;
/**
 * Honor a custom writer's non-throwing `ProcessSyncChunkResult.error`.
 */
export declare function throwIfProcessSyncChunkError(result: ProcessSyncChunkResult): void;
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