/**
 * Copyright (c) Meta Platforms, Inc. and affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 *
 * @flow strict-local
 * @format
 */

import WS from "ws";

export type HeartbeatTrackerArgs = {
  socket: WS,
  timeBetweenPings: number,
  minHighPingToReport: number,
  timeoutMs: number,
  onTimeout: (roundtripDuration: number) => void,
  onHighPing: (roundtripDuration: number) => void,
};

declare export default class InspectorProxyHeartbeat {
  constructor(args: HeartbeatTrackerArgs): void;
  start(): void;
}