import type { LedgerRecord } from './session-ledger.js';
export declare function parseRecord(line: string): LedgerRecord | null;
export declare function ledgerExists(sessionId: string): Promise<boolean>;
export declare function readLedger(sessionId: string): AsyncGenerator<LedgerRecord>;
export declare function tailLedger(sessionId: string, opts?: {
    fromStart?: boolean;
    signal?: AbortSignal;
}): AsyncGenerator<LedgerRecord>;