/**
 * Registry for cancellable non-session operations (e.g. /update download and
 * install). Session turns and Responder jobs have their own cancellation
 * paths; this covers fire-and-forget command handlers so Esc / Ctrl+C can
 * abort them instead of leaving them running until they settle.
 */
export declare class InterruptibleController {
    private readonly controllers;
    private readonly listeners;
    begin(): AbortController;
    end(controller: AbortController): void;
    hasWork(): boolean;
    cancelAll(): number;
    subscribe(listener: () => void): () => void;
    dispose(): void;
    private emit;
}