@aws-amplify/analytics
Version:
Analytics category of aws-amplify
24 lines • 996 B
JavaScript
/**
* Copyright (c) 2017, Philip Walton <philip@philipwalton.com>
*/
import { matches } from './matches';
import { parents } from './parents';
/**
* Gets the closest parent element that matches the passed selector.
* @param {Element} element The element whose parents to check.
* @param {string} selector The CSS selector to match against.
* @param {boolean=} shouldCheckSelf True if the selector should test against
* the passed element itself.
* @return {Element|undefined} The matching element or undefined.
*/
export function closest(element, selector, shouldCheckSelf) {
if (shouldCheckSelf === void 0) { shouldCheckSelf = false; }
if (!(element && element.nodeType === 1 && selector))
return;
var parentElements = (shouldCheckSelf ? [element] : []).concat(parents(element));
for (var i = 0, parent_1; (parent_1 = parentElements[i]); i++) {
if (matches(parent_1, selector))
return parent_1;
}
}
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