feat: add support for Apple Silicon chromium builds

src/node/BrowserFetcher.ts

@@ -41,6 +41,7 @@ const downloadURLs = {
   chrome: {
     linux: '%s/chromium-browser-snapshots/Linux_x64/%d/%s.zip',
     mac: '%s/chromium-browser-snapshots/Mac/%d/%s.zip',
+    mac_arm: '%s/chromium-browser-snapshots/Mac_Arm/%d/%s.zip',
     win32: '%s/chromium-browser-snapshots/Win/%d/%s.zip',
     win64: '%s/chromium-browser-snapshots/Win_x64/%d/%s.zip',
   },
@@ -67,7 +68,7 @@ const browserConfig = {
  * Supported platforms.
  * @public
  */
-export type Platform = 'linux' | 'mac' | 'win32' | 'win64';
+export type Platform = 'linux' | 'mac' | 'mac_arm' | 'win32' | 'win64';
 
 function archiveName(
   product: Product,
@@ -76,7 +77,7 @@ function archiveName(
 ): string {
   if (product === 'chrome') {
     if (platform === 'linux') return 'chrome-linux';
-    if (platform === 'mac') return 'chrome-mac';
+    if (platform === 'mac' || platform === 'mac_arm') return 'chrome-mac';
     if (platform === 'win32' || platform === 'win64') {
       // Windows archive name changed at r591479.
       return parseInt(revision, 10) > 591479 ? 'chrome-win' : 'chrome-win32';
@@ -198,21 +199,26 @@ export class BrowserFetcher {
       options.path ||
       path.join(projectRoot, browserConfig[this._product].destination);
     this._downloadHost = options.host || browserConfig[this._product].host;
-    this.setPlatform(options.platform);
+    this.setPlatform(options.platform, this._product);
     assert(
       downloadURLs[this._product][this._platform],
       'Unsupported platform: ' + this._platform
     );
   }
 
-  private setPlatform(platformFromOptions?: Platform): void {
+  private setPlatform(
+    platformFromOptions?: Platform,
+    productFromOptions?: Product
+  ): void {
     if (platformFromOptions) {
       this._platform = platformFromOptions;
       return;
     }
 
     const platform = os.platform();
-    if (platform === 'darwin') this._platform = 'mac';
+    if (platform === 'darwin' && productFromOptions === 'chrome')
+      this._platform = os.arch() === 'arm64' ? 'mac_arm' : 'mac';
+    else if (productFromOptions === 'firefox') this._platform = 'mac';
     else if (platform === 'linux') this._platform = 'linux';
     else if (platform === 'win32')
       this._platform = os.arch() === 'x64' ? 'win64' : 'win32';
@@ -295,8 +301,7 @@ export class BrowserFetcher {
     if (!(await existsAsync(this._downloadsFolder)))
       await mkdirAsync(this._downloadsFolder);
 
-    // Use Intel x86 builds on Apple M1 until native macOS arm64
-    // Chromium builds are available.
+    // Use system Chromium builds on Linux ARM devices
     if (os.platform() !== 'darwin' && os.arch() === 'arm64') {
       handleArm64();
       return;
@@ -351,7 +356,7 @@ export class BrowserFetcher {
     const folderPath = this._getFolderPath(revision);
     let executablePath = '';
     if (this._product === 'chrome') {
-      if (this._platform === 'mac')
+      if (this._platform === 'mac' || this._platform === 'mac_arm')
         executablePath = path.join(
           folderPath,
           archiveName(this._product, this._platform, revision),
@@ -374,7 +379,7 @@ export class BrowserFetcher {
         );
       else throw new Error('Unsupported platform: ' + this._platform);
     } else if (this._product === 'firefox') {
-      if (this._platform === 'mac')
+      if (this._platform === 'mac' || this._platform === 'mac_arm')
         executablePath = path.join(
           folderPath,
           'Firefox Nightly.app',

src/node/Launcher.ts

@@ -118,8 +118,7 @@ class ChromeLauncher implements ProductLauncher {
 
       chromeExecutable = executablePathForChannel(channel);
     } else if (!executablePath) {
-      // Use Intel x86 builds on Apple M1 until native macOS arm64
-      // Chromium builds are available.
+      // Use system Chromium builds on Linux ARM devices
       if (os.platform() !== 'darwin' && os.arch() === 'arm64') {
         chromeExecutable = '/usr/bin/chromium-browser';
       } else {

src/node/install.ts

@@ -14,7 +14,6 @@
  * limitations under the License.
  */
 
-import os from 'os';
 import https from 'https';
 import ProgressBar from 'progress';
 import puppeteer from '../node.js';
@@ -90,13 +89,9 @@ export async function downloadBrowser(): Promise<void> {
     if (NPM_NO_PROXY) process.env.NO_PROXY = NPM_NO_PROXY;
 
     function onSuccess(localRevisions: string[]): void {
-      // Use Intel x86 builds on Apple M1 until native macOS arm64
-      // Chromium builds are available.
-      if (os.platform() !== 'darwin' && os.arch() !== 'arm64') {
-        logPolitely(
-          `${supportedProducts[product]} (${revisionInfo.revision}) downloaded to ${revisionInfo.folderPath}`
-        );
-      }
+      logPolitely(
+        `${supportedProducts[product]} (${revisionInfo.revision}) downloaded to ${revisionInfo.folderPath}`
+      );
       localRevisions = localRevisions.filter(
         (revision) => revision !== revisionInfo.revision
       );

src/revisions.ts

@@ -20,6 +20,6 @@ type Revisions = Readonly<{
 }>;
 
 export const PUPPETEER_REVISIONS: Revisions = {
-  chromium: '901912',
+  chromium: '916291',
   firefox: 'latest',
 };

utils/check_availability.js

@@ -21,7 +21,7 @@ const https = require('https');
 const BrowserFetcher =
   require('../lib/cjs/puppeteer/node/BrowserFetcher.js').BrowserFetcher;
 
-const SUPPORTER_PLATFORMS = ['linux', 'mac', 'win32', 'win64'];
+const SUPPORTER_PLATFORMS = ['linux', 'mac', 'mac_arm', 'win32', 'win64'];
 const fetchers = SUPPORTER_PLATFORMS.map(
   (platform) => new BrowserFetcher('', { platform })
 );
@@ -139,6 +139,9 @@ async function checkOmahaProxyAvailability() {
       fetch(
         'https://storage.googleapis.com/chromium-browser-snapshots/Mac/LAST_CHANGE'
       ),
+      fetch(
+        'https://storage.googleapis.com/chromium-browser-snapshots/Mac_Arm/LAST_CHANGE'
+      ),
       fetch(
         'https://storage.googleapis.com/chromium-browser-snapshots/Linux_x64/LAST_CHANGE'
       ),
@@ -191,7 +194,7 @@ async function checkRangeAvailability({
   toRevision,
   stopWhenAllAvailable,
 }) {
-  const table = new Table([10, 7, 7, 7, 7]);
+  const table = new Table([10, 7, 7, 7, 7, 7]);
   table.drawRow([''].concat(SUPPORTER_PLATFORMS));
 
   const inc = fromRevision < toRevision ? 1 : -1;