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- /**
- * --------------------------------------------------------------------------
- * Bootstrap (v5.1.3): dom/selector-engine.js
- * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
- * --------------------------------------------------------------------------
- */
-
- define([
- "../util/index"
- ], function(Util) {
- 'use strict';
-
- const isDisabled = Util.isDisabled;
- const isVisible = Util.isVisible;
-
- /**
- * ------------------------------------------------------------------------
- * Constants
- * ------------------------------------------------------------------------
- */
-
- const NODE_TEXT = 3
-
- return {
- find: function(selector, element = document.documentElement) {
- return [].concat(...Element.prototype.querySelectorAll.call(element, selector))
- },
-
- findOne: function(selector, element = document.documentElement) {
- return Element.prototype.querySelector.call(element, selector)
- },
-
- children: function(element, selector) {
- return [].concat(...element.children)
- .filter(child => child.matches(selector))
- },
-
- parents: function(element, selector) {
- const parents = []
-
- let ancestor = element.parentNode
-
- while (ancestor && ancestor.nodeType === Node.ELEMENT_NODE && ancestor.nodeType !== NODE_TEXT) {
- if (ancestor.matches(selector)) {
- parents.push(ancestor)
- }
-
- ancestor = ancestor.parentNode
- }
-
- return parents
- },
-
- prev: function(element, selector) {
- let previous = element.previousElementSibling
-
- while (previous) {
- if (previous.matches(selector)) {
- return [previous]
- }
-
- previous = previous.previousElementSibling
- }
-
- return []
- },
-
- next: function(element, selector) {
- let next = element.nextElementSibling
-
- while (next) {
- if (next.matches(selector)) {
- return [next]
- }
-
- next = next.nextElementSibling
- }
-
- return []
- },
-
- focusableChildren: function(element) {
- const focusables = [
- 'a',
- 'button',
- 'input',
- 'textarea',
- 'select',
- 'details',
- '[tabindex]',
- '[contenteditable="true"]'
- ].map(selector => `${selector}:not([tabindex^="-"])`).join(', ')
-
- return this.find(focusables, element).filter(el => !isDisabled(el) && isVisible(el))
- }
- }
- });
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