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16 lines
383 B
16 lines
383 B
// @flow
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import type { Window } from '../types';
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declare function getWindow(node: Node | Window): Window;
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export default function getWindow(node) {
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if (node == null) {
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return window;
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}
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if (node.toString() !== '[object Window]') {
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const ownerDocument = node.ownerDocument;
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return ownerDocument ? ownerDocument.defaultView || window : window;
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}
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return node;
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}
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