28 lines
718 B
TypeScript
28 lines
718 B
TypeScript
import 'core-js/es7/promise';
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import 'focus-visible';
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export default async function loadPolyfills() {
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const fillCoreJs = async () => {
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if (
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'startsWith' in String.prototype &&
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'endsWith' in String.prototype &&
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'includes' in Array.prototype &&
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'assign' in Object &&
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'keys' in Object
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)
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return;
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await import(/* webpackChunkName: "polyfills" */ 'core-js').then();
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return;
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};
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const fillFetch = async () => {
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if ('fetch' in window) return;
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// eslint-disable-next-line @typescript-eslint/no-explicit-any
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await import(/* webpackChunkName: "polyfills" */ 'whatwg-fetch' as any).then();
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};
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await Promise.all([fillCoreJs(), fillFetch()]);
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return;
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}
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