/**
 * Copyright 2020 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 { BrowserConnectOptions } from '../common/BrowserConnector.js';
import { Product } from '../common/Product.js';
/**
 * Launcher options that only apply to Chrome.
 *
 * @public
 */
export interface BrowserLaunchArgumentOptions {
    /**
     * Whether to run the browser in headless mode.
     * @defaultValue true
     */
    headless?: boolean;
    /**
     * Path to a user data directory.
     * {@link https://chromium.googlesource.com/chromium/src/+/refs/heads/main/docs/user_data_dir.md | see the Chromium docs}
     * for more info.
     */
    userDataDir?: string;
    /**
     * Whether to auto-open a DevTools panel for each tab. If this is set to
     * `true`, then `headless` will be set to `false` automatically.
     * @defaultValue `false`
     */
    devtools?: boolean;
    /**
     * Additional command line arguments to pass to the browser instance.
     */
    args?: string[];
}
/**
 * @public
 */
export declare type ChromeReleaseChannel = 'chrome' | 'chrome-beta' | 'chrome-canary' | 'chrome-dev';
/**
 * Generic launch options that can be passed when launching any browser.
 * @public
 */
export interface LaunchOptions {
    /**
     * Chrome Release Channel
     */
    channel?: ChromeReleaseChannel;
    /**
     * Path to a browser executable to use instead of the bundled Chromium. Note
     * that Puppeteer is only guaranteed to work with the bundled Chromium, so use
     * this setting at your own risk.
     */
    executablePath?: string;
    /**
     * If `true`, do not use `puppeteer.defaultArgs()` when creating a browser. If
     * an array is provided, these args will be filtered out. Use this with care -
     * you probably want the default arguments Puppeteer uses.
     * @defaultValue false
     */
    ignoreDefaultArgs?: boolean | string[];
    /**
     * Close the browser process on `Ctrl+C`.
     * @defaultValue `true`
     */
    handleSIGINT?: boolean;
    /**
     * Close the browser process on `SIGTERM`.
     * @defaultValue `true`
     */
    handleSIGTERM?: boolean;
    /**
     * Close the browser process on `SIGHUP`.
     * @defaultValue `true`
     */
    handleSIGHUP?: boolean;
    /**
     * Maximum time in milliseconds to wait for the browser to start.
     * Pass `0` to disable the timeout.
     * @defaultValue 30000 (30 seconds).
     */
    timeout?: number;
    /**
     * If true, pipes the browser process stdout and stderr to `process.stdout`
     * and `process.stderr`.
     * @defaultValue false
     */
    dumpio?: boolean;
    /**
     * Specify environment variables that will be visible to the browser.
     * @defaultValue The contents of `process.env`.
     */
    env?: Record<string, string | undefined>;
    /**
     * Connect to a browser over a pipe instead of a WebSocket.
     * @defaultValue false
     */
    pipe?: boolean;
    /**
     * Which browser to launch.
     * @defaultValue `chrome`
     */
    product?: Product;
    /**
     * {@link https://searchfox.org/mozilla-release/source/modules/libpref/init/all.js | Additional preferences } that can be passed when launching with Firefox.
     */
    extraPrefsFirefox?: Record<string, unknown>;
    /**
     * Whether to wait for the initial page to be ready.
     * Useful when a user explicitly disables that (e.g. `--no-startup-window` for Chrome).
     * @defaultValue true
     */
    waitForInitialPage?: boolean;
}
/**
 * Utility type exposed to enable users to define options that can be passed to
 * `puppeteer.launch` without having to list the set of all types.
 * @public
 */
export declare type PuppeteerNodeLaunchOptions = BrowserLaunchArgumentOptions & LaunchOptions & BrowserConnectOptions;
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