import type { ServeOptions, TaskDispatch } from '../index.ts';
import type { ServerContext } from './context.ts';
/**
 * Schedule a delayed dispatch, tracking the timer for cleanup on shutdown.
 *
 * No-ops once `context.stopping` is set — `server.stop()`'s timer-clearing
 * disposer has already run by then, so arming a new timer here would leak a
 * callback that fires against a stopped server instead of being cleared.
 */
export declare function scheduleDelayedDispatch(context: ServerContext, options: ServeOptions, task: TaskDispatch, delay: number): void;
export declare function resolveTaskPriority(_context: ServerContext, _options: ServeOptions, task: TaskDispatch): number | undefined;
export declare function dispatchTaskImpl(context: ServerContext, options: ServeOptions, task: TaskDispatch, { redispatch }?: {
    redispatch?: boolean;
}): Promise<boolean>;
/** Send a cancel message to the worker handling a specific operation. */
export declare function cancelTask(context: ServerContext, operationId: string): boolean;