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- 'use strict';
- function getWindow(node) {
- var _node_ownerDocument;
- if (isDocument(node) && node.defaultView) {
- return node.defaultView;
- } else if ((_node_ownerDocument = node.ownerDocument) === null || _node_ownerDocument === undefined ? undefined : _node_ownerDocument.defaultView) {
- return node.ownerDocument.defaultView;
- }
- throw new Error(`Could not determine window of node. Node was ${describe(node)}`);
- }
- function isDocument(node) {
- return node.nodeType === 9;
- }
- function describe(val) {
- return typeof val === 'function' ? `function ${val.name}` : val === null ? 'null' : String(val);
- }
- exports.getWindow = getWindow;
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