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export default function preserveScroll(
anchor: Element = document.elementFromPoint(innerWidth / 2, innerHeight / 2)!
): VoidFunction {
const originalPosition = anchor.getBoundingClientRect().top;
/**
Resets the previously-saved scroll
*/
return () => {
requestAnimationFrame(() => {
const newPosition = anchor.getBoundingClientRect().top;
window.scrollBy(0, newPosition - originalPosition);
});
};
}
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