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/** * Copyright 2017 Google Inc. All rights reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * *     http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */import { Browser } from "./Browser.js";import { BrowserConnectOptions } from "./BrowserConnector.js";import { ConnectionTransport } from "./ConnectionTransport.js";import { devices } from "./DeviceDescriptors.js";import { errors } from "./Errors.js";import { networkConditions } from "./NetworkConditions.js";import { CustomQueryHandler } from "./QueryHandler.js";/** * Settings that are common to the Puppeteer class, regardless of environment. * * @internal */export interface CommonPuppeteerSettings {  isPuppeteerCore: boolean;}/** * @public */export interface ConnectOptions extends BrowserConnectOptions {  browserWSEndpoint?: string;  browserURL?: string;  transport?: ConnectionTransport;}/** * The main Puppeteer class. * * IMPORTANT: if you are using Puppeteer in a Node environment, you will get an * instance of {@link PuppeteerNode} when you import or require `puppeteer`. * That class extends `Puppeteer`, so has all the methods documented below as * well as all that are defined on {@link PuppeteerNode}. * @public */export declare class Puppeteer {  protected _isPuppeteerCore: boolean;  protected _changedProduct: boolean;  /**   * @internal   */  constructor(settings: CommonPuppeteerSettings);  /**   * This method attaches Puppeteer to an existing browser instance.   *   * @remarks   *   * @param options - Set of configurable options to set on the browser.   * @returns Promise which resolves to browser instance.   */  connect(options: ConnectOptions): Promise<Browser>;  /**   * @deprecated Import directly puppeteer.   * @example   *   * ```ts   * import {devices} from 'puppeteer';   * ```   */  get devices(): typeof devices;  /**   * @deprecated Import directly puppeteer.   * @example   *   * ```ts   * import {errors} from 'puppeteer';   * ```   */  get errors(): typeof errors;  /**   * @deprecated Import directly puppeteer.   * @example   *   * ```ts   * import {networkConditions} from 'puppeteer';   * ```   */  get networkConditions(): typeof networkConditions;  /**   * @deprecated Import directly puppeteer.   * @example   *   * ```ts   * import {registerCustomQueryHandler} from 'puppeteer';   * ```   */  registerCustomQueryHandler(    name: string,    queryHandler: CustomQueryHandler,  ): void;  /**   * @deprecated Import directly puppeteer.   * @example   *   * ```ts   * import {unregisterCustomQueryHandler} from 'puppeteer';   * ```   */  unregisterCustomQueryHandler(name: string): void;  /**   * @deprecated Import directly puppeteer.   * @example   *   * ```ts   * import {customQueryHandlerNames} from 'puppeteer';   * ```   */  customQueryHandlerNames(): string[];  /**   * @deprecated Import directly puppeteer.   * @example   *   * ```ts   * import {clearCustomQueryHandlers} from 'puppeteer';   * ```   */  clearCustomQueryHandlers(): void;}