| 1 | export const getOwnerDocument = (el: Element | null | undefined): Document => {
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| 2 | return el?.ownerDocument ?? document;
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| 3 | };
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| 4 |
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| 5 | export const getOwnerWindow = (
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| 6 | el: (Window & typeof global) | Element | null | undefined
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| 7 | ): Window & typeof global => {
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| 8 | if (el && 'window' in el && el.window === el) {
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| 9 | return el;
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| 10 | }
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| 11 |
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| 12 | const doc = getOwnerDocument(el as Element | null | undefined);
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| 13 | return doc.defaultView || window;
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| 14 | };
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