/**
 * An executor's terminal refusal (#1184): what a handler RETURNS to refuse an event for good.
 *
 * Its own module so the journal's spelling of a refusal has one home that both the adapters
 * (which write it) and the kernel's reads (which recognise it) import, with no cycle.
 */
declare const REFUSAL: unique symbol;
/** What an executor returns to refuse an event terminally (#1184). Build it with `refuseDelivery`. */
export interface DeliveryRefusal {
    readonly [REFUSAL]: true;
    readonly reason: string;
}
/** Refuse this delivery for good: journaled terminal with `reason`, never retried (#1184). */
export declare function refuseDelivery(reason: string): DeliveryRefusal;
/** Whether a handler's result is a refusal. The adapters' one test for it. */
export declare function isDeliveryRefusal(value: unknown): value is DeliveryRefusal;
/** The journal text a refusal is recorded under — one spelling, so a reader can match it. */
export declare const REFUSAL_JOURNAL_PREFIX = "refused: ";
export declare const refusalJournalText: (refusal: DeliveryRefusal) => string;
export {};
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