f204f01a23
Port 4299e33389c3e6d4b229c7bc25510d4abe779e97 to glitch-soc Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com> Signed-off-by: Claire <claire.github-309c@sitedethib.com>
41 lines
1.4 KiB
TypeScript
41 lines
1.4 KiB
TypeScript
// Convenience function to load polyfills and return a promise when it's done.
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// If there are no polyfills, then this is just Promise.resolve() which means
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// it will execute in the same tick of the event loop (i.e. near-instant).
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import { loadIntlPolyfills } from './intl';
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function importExtraPolyfills() {
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return import('./extra_polyfills');
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}
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export function loadPolyfills() {
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// Safari does not have requestIdleCallback.
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// This avoids shipping them all the polyfills.
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const needsExtraPolyfills = !window.requestIdleCallback;
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return Promise.all([
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loadVitePreloadPolyfill(),
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loadIntlPolyfills(),
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// eslint-disable-next-line @typescript-eslint/no-unnecessary-condition -- those properties might not exist in old browsers, even if they are always here in types
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needsExtraPolyfills ? importExtraPolyfills() : Promise.resolve(),
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loadEmojiPolyfills(),
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]);
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}
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// In the case of no /v support, rely on the emojibase data.
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async function loadEmojiPolyfills() {
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if (!('unicodeSets' in RegExp.prototype)) {
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emojiRegexPolyfill = (await import('emojibase-regex/emoji')).default;
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}
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}
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// Loads Vite's module preload polyfill for older browsers, but not in a Worker context.
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function loadVitePreloadPolyfill() {
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if (typeof document === 'undefined') return;
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// eslint-disable-next-line import/extensions
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return import('vite/modulepreload-polyfill');
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}
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// Null unless polyfill is needed.
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export let emojiRegexPolyfill: RegExp | null = null;
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