/**
 * @module queue/normalize
 *
 * Normalizes raw string values into typed queue-mode and drop-policy enums.
 * Accepts common aliases (e.g. "queued" → "steer", "abort" → "interrupt").
 */
import type { QueueDropPolicy, QueueMode } from "./types.js";
export declare function normalizeQueueMode(raw?: string): QueueMode | undefined;
export declare function normalizeQueueDropPolicy(raw?: string): QueueDropPolicy | undefined;