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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 | 1x 3x 2x 3x 1x 2x 2x 4x 1x 3x 1x 1x | /**
* Polyfill for Element APIs for IE11
* from https://developer.mozilla.org/en-US/docs/Web/API/Element/closest#Polyfill
*/
const applyPolyfills = () => {
if (!(Element.prototype as Element).matches) {
/* eslint @typescript-eslint/no-explicit-any: 0 */
Element.prototype.matches =
(Element.prototype as any).msMatchesSelector ||
Element.prototype.webkitMatchesSelector;
}
if (!(Element.prototype as Element).closest) {
Element.prototype.closest = function (s) {
/* eslint @typescript-eslint/no-this-alias: 0 */
let el = this;
do {
if (Element.prototype.matches.call(el, s)) {
return el;
}
el = el.parentElement || el.parentNode;
} while (el !== null && el.nodeType === 1);
return null;
};
}
};
export default applyPolyfills;
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