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/**
* Copyright 2023 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 os from 'os';
import {BrowserPlatform} from './browser-data/browser-data.js';
/**
* @public
*/
export function detectBrowserPlatform(): BrowserPlatform | undefined {
const platform = os.platform();
switch (platform) {
case 'darwin':
return os.arch() === 'arm64'
? BrowserPlatform.MAC_ARM
: BrowserPlatform.MAC;
case 'linux':
return BrowserPlatform.LINUX;
case 'win32':
return os.arch() === 'x64' ||
// Windows 11 for ARM supports x64 emulation
(os.arch() === 'arm64' && isWindows11(os.release()))
? BrowserPlatform.WIN64
: BrowserPlatform.WIN32;
default:
return undefined;
}
}
/**
* Windows 11 is identified by the version 10.0.22000 or greater
* @internal
*/
function isWindows11(version: string): boolean {
const parts = version.split('.');
if (parts.length > 2) {
const major = parseInt(parts[0] as string, 10);
const minor = parseInt(parts[1] as string, 10);
const patch = parseInt(parts[2] as string, 10);
return (
major > 10 ||
(major === 10 && minor > 0) ||
(major === 10 && minor === 0 && patch >= 22000)
);
}
return false;
}
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