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Merge pull request #27766 from element-hq/dbkr/comment_intl_check

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Add comment on why we're adding a custom check
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David Baker 2024-07-17 14:45:37 +00:00 committed by GitHub
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src/vector/index.ts
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@ -75,6 +75,8 @@ function checkBrowserFeatures(): boolean {
() => window.RegExp?.prototype && "unicodeSets" in window.RegExp.prototype, () => window.RegExp?.prototype && "unicodeSets" in window.RegExp.prototype,
); );
// ES2024: https://402.ecma-international.org/9.0/#sec-intl.segmenter // ES2024: https://402.ecma-international.org/9.0/#sec-intl.segmenter
// The built-in modernizer 'intl' check only checks for the presence of the Intl object, not the Segmenter,
// and older Firefox has the former but not the latter, so we add our own.
window.Modernizr.addTest("intlsegmenter", () => typeof window.Intl?.Segmenter === "function"); window.Modernizr.addTest("intlsegmenter", () => typeof window.Intl?.Segmenter === "function");
const featureList = Object.keys(window.Modernizr) as Array<keyof ModernizrStatic>; const featureList = Object.keys(window.Modernizr) as Array<keyof ModernizrStatic>;