import type { ResponderNotification } from "../../tools/jobs.js";
export interface ResponderClaimPorts {
    readonly getPendingNotifications: () => readonly ResponderNotification[];
    readonly releaseClaim: (notificationId: string) => void;
}
export declare class ResponderClaimLedger {
    private readonly ports;
    private readonly claimed;
    constructor(ports: ResponderClaimPorts);
    add(notificationId: string): void;
    delete(notificationId: string): void;
    has(notificationId: string): boolean;
    get size(): number;
    ids(): string[];
    release(): void;
}