1 | import isWindow from 'dom-helpers/isWindow';
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2 | import ownerDocument from 'dom-helpers/ownerDocument';
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3 |
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4 | function isBody(node) {
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5 | return node && node.tagName.toLowerCase() === 'body';
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6 | }
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7 |
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8 | function bodyIsOverflowing(node) {
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9 | var doc = isWindow(node) ? ownerDocument() : ownerDocument(node);
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10 | var win = isWindow(node) || doc.defaultView;
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11 | return doc.body.clientWidth < win.innerWidth;
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12 | }
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13 |
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14 | export default function isOverflowing(container) {
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15 | var win = isWindow(container);
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16 | return win || isBody(container) ? bodyIsOverflowing(container) : container.scrollHeight > container.clientHeight;
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17 | } |
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