GoScrobble/web/node_modules/dom-helpers/esm/closest.js

20 lines
599 B
JavaScript

import matches from './matches';
/**
* Returns the closest parent element that matches a given selector.
*
* @param node the reference element
* @param selector the selector to match
* @param stopAt stop traversing when this element is found
*/
export default function closest(node, selector, stopAt) {
if (node.closest && !stopAt) node.closest(selector);
var nextNode = node;
do {
if (matches(nextNode, selector)) return nextNode;
nextNode = nextNode.parentElement;
} while (nextNode && nextNode !== stopAt && nextNode.nodeType === document.ELEMENT_NODE);
return null;
}