import type { MessagingTransport, TransportHealth } from './transport/transport.interface.js';
export interface NotificationsHealthStatus {
    status: 'healthy' | 'unhealthy' | 'degraded';
    message?: string;
    transport: TransportHealth;
    latency?: number;
}
export declare class NotificationsHealthIndicator {
    private readonly transport;
    constructor(transport: MessagingTransport);
    check(): Promise<NotificationsHealthStatus>;
    isAlive(): Promise<boolean>;
    isReady(): Promise<boolean>;
    private getStatusMessage;
}
//# sourceMappingURL=notifications.health.d.ts.map