/**
 * The time-driven recovery transition for the application delivery outbox
 * (WFT-85): what happens to a lease nobody renewed.
 *
 * The state the lease expired in decides everything. A `claimed` lease never
 * called the transport, so the delivery is safe to reschedule (or dead-letter
 * when its attempt budget is spent). An `attempting` or cancellation-requested
 * lease may have sent, so its outcome is unknown and the delivery's own
 * unknown-outcome policy decides — never a blind retry.
 *
 * @module core/outbox-transitions-recovery
 */
import { type OutboxTransition, type RetryPolicy } from './outbox-transition-helpers.ts';
import type { ApplicationDeliveryRecord, ApplicationDeliveryRetryScheduled, ApplicationDeliveryTerminalRecord } from './outbox-types.ts';
/**
 * Whether a leased record's lease has lapsed: its visibility expired or its
 * attempt deadline passed, whichever came first.
 */
export declare function isDeliveryLeaseExpired(record: ApplicationDeliveryRecord, now: number): boolean;
/**
 * Recover a delivery whose lease lapsed.
 *
 * `cleanupPending: true` and `abandonedAttemptToken` are written whenever the
 * lease is abandoned rather than settled by its holder, in every disposition:
 * the outbox stopped waiting for that attempt, which is not a claim that the
 * attempt stopped.
 */
export declare function recoverExpiredDelivery(record: ApplicationDeliveryRecord, options: {
    readonly now: number;
} & RetryPolicy): OutboxTransition<ApplicationDeliveryRetryScheduled | ApplicationDeliveryTerminalRecord>;