34 lines
1 KiB
JavaScript
34 lines
1 KiB
JavaScript
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import NodeTypeEnum from '../node/NodeTypeEnum.js';
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import * as PropertySymbol from '../../PropertySymbol.js';
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/**
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* Non Document Child node utility.
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*/
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export default class NonDocumentChildNodeUtility {
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/**
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* Previous element sibling.
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*
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* @param childNode Child node.
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* @returns Element.
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*/
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static previousElementSibling(childNode) {
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let sibling = childNode.previousSibling;
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while (sibling && sibling[PropertySymbol.nodeType] !== NodeTypeEnum.elementNode) {
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sibling = sibling.previousSibling;
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}
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return sibling;
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}
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/**
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* Next element sibling.
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*
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* @param childNode Child node.
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* @returns Element.
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*/
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static nextElementSibling(childNode) {
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let sibling = childNode.nextSibling;
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while (sibling && sibling[PropertySymbol.nodeType] !== NodeTypeEnum.elementNode) {
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sibling = sibling.nextSibling;
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}
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return sibling;
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}
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}
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//# sourceMappingURL=NonDocumentChildNodeUtility.js.map
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