import type { PeerInfo } from '@loopsy/protocol';
import { PeerRegistry } from './peer-registry.js';
export declare class HealthChecker {
    private readonly registry;
    private readonly checkPeer;
    private readonly onPeerOffline?;
    private timer;
    constructor(registry: PeerRegistry, checkPeer: (peer: PeerInfo) => Promise<boolean>, onPeerOffline?: ((peer: PeerInfo) => void) | undefined);
    start(): void;
    stop(): void;
    private checkAll;
    private checkOne;
    private handleFailure;
}
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