18 lines
650 B
JavaScript
18 lines
650 B
JavaScript
import {promisify} from 'node:util';
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import process from 'node:process';
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import {execFile} from 'node:child_process';
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const execFileAsync = promisify(execFile);
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export default async function defaultBrowserId() {
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if (process.platform !== 'darwin') {
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throw new Error('macOS only');
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}
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const {stdout} = await execFileAsync('defaults', ['read', 'com.apple.LaunchServices/com.apple.launchservices.secure', 'LSHandlers']);
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// `(?!-)` is to prevent matching `LSHandlerRoleAll = "-";`.
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const match = /LSHandlerRoleAll = "(?!-)(?<id>[^"]+?)";\s+?LSHandlerURLScheme = (?:http|https);/.exec(stdout);
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return match?.groups.id ?? 'com.apple.Safari';
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}
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