import { Vault, VaultOptions } from '../../../vault';
import { Level } from '../../../level';
import { Format } from '../../../format';
import { Log } from '../../../log';
export interface WebSocketVaultOptions extends VaultOptions {
    level: Level;
    format: Format;
    url: string;
    protocol: 'ws';
}
export declare class WebSocketVault extends Vault {
    private readonly url;
    private webSocket;
    constructor(options: WebSocketVaultOptions);
    private setupWebSocket;
    private reconnect;
    store(log: Log): void;
    protected shouldStore(log: Log): boolean;
}