add hw2

node_modules/@puppeteer/browsers/lib/esm/install.d.ts

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+/**
+ * @license
+ * Copyright 2017 Google Inc.
+ * SPDX-License-Identifier: Apache-2.0
+ */
+import { Browser, BrowserPlatform } from './browser-data/browser-data.js';
+import { InstalledBrowser } from './Cache.js';
+/**
+ * @public
+ */
+export interface InstallOptions {
+    /**
+     * Determines the path to download browsers to.
+     */
+    cacheDir: string;
+    /**
+     * Determines which platform the browser will be suited for.
+     *
+     * @defaultValue **Auto-detected.**
+     */
+    platform?: BrowserPlatform;
+    /**
+     * Determines which browser to install.
+     */
+    browser: Browser;
+    /**
+     * Determines which buildId to download. BuildId should uniquely identify
+     * binaries and they are used for caching.
+     */
+    buildId: string;
+    /**
+     * An alias for the provided `buildId`. It will be used to maintain local
+     * metadata to support aliases in the `launch` command.
+     *
+     * @example 'canary'
+     */
+    buildIdAlias?: string;
+    /**
+     * Provides information about the progress of the download.
+     */
+    downloadProgressCallback?: (downloadedBytes: number, totalBytes: number) => void;
+    /**
+     * Determines the host that will be used for downloading.
+     *
+     * @defaultValue Either
+     *
+     * - https://storage.googleapis.com/chrome-for-testing-public or
+     * - https://archive.mozilla.org/pub/firefox/nightly/latest-mozilla-central
+     *
+     */
+    baseUrl?: string;
+    /**
+     * Whether to unpack and install browser archives.
+     *
+     * @defaultValue `true`
+     */
+    unpack?: boolean;
+    /**
+     * @internal
+     * @defaultValue `false`
+     */
+    forceFallbackForTesting?: boolean;
+    /**
+     * Whether to attempt to install system-level dependencies required
+     * for the browser.
+     *
+     * Only supported for Chrome on Debian or Ubuntu.
+     * Requires system-level privileges to run `apt-get`.
+     *
+     * @defaultValue `false`
+     */
+    installDeps?: boolean;
+}
+/**
+ * Downloads and unpacks the browser archive according to the
+ * {@link InstallOptions}.
+ *
+ * @returns a {@link InstalledBrowser} instance.
+ *
+ * @public
+ */
+export declare function install(options: InstallOptions & {
+    unpack?: true;
+}): Promise<InstalledBrowser>;
+/**
+ * Downloads the browser archive according to the {@link InstallOptions} without
+ * unpacking.
+ *
+ * @returns the absolute path to the archive.
+ *
+ * @public
+ */
+export declare function install(options: InstallOptions & {
+    unpack: false;
+}): Promise<string>;
+/**
+ * @public
+ */
+export interface UninstallOptions {
+    /**
+     * Determines the platform for the browser binary.
+     *
+     * @defaultValue **Auto-detected.**
+     */
+    platform?: BrowserPlatform;
+    /**
+     * The path to the root of the cache directory.
+     */
+    cacheDir: string;
+    /**
+     * Determines which browser to uninstall.
+     */
+    browser: Browser;
+    /**
+     * The browser build to uninstall
+     */
+    buildId: string;
+}
+/**
+ *
+ * @public
+ */
+export declare function uninstall(options: UninstallOptions): Promise<void>;
+/**
+ * @public
+ */
+export interface GetInstalledBrowsersOptions {
+    /**
+     * The path to the root of the cache directory.
+     */
+    cacheDir: string;
+}
+/**
+ * Returns metadata about browsers installed in the cache directory.
+ *
+ * @public
+ */
+export declare function getInstalledBrowsers(options: GetInstalledBrowsersOptions): Promise<InstalledBrowser[]>;
+/**
+ * @public
+ */
+export declare function canDownload(options: InstallOptions): Promise<boolean>;
+//# sourceMappingURL=install.d.ts.map