/*! * Bootstrap selector-engine.js v4.3.1 (https://getbootstrap.com/) * Copyright 2011-2019 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors) * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) */ (function (global, factory) { typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() : typeof define === 'function' && define.amd ? define(factory) : (global = global || self, global.SelectorEngine = factory()); }(this, function () { 'use strict'; /** * -------------------------------------------------------------------------- * Bootstrap (v4.3.1): util/index.js * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) * -------------------------------------------------------------------------- */ var MAX_UID = 1000000; var _window = window, jQuery = _window.jQuery; // Shoutout AngusCroll (https://goo.gl/pxwQGp) /** * -------------------------------------------------------------------------- * Public Util Api * -------------------------------------------------------------------------- */ var getUID = function getUID(prefix) { do { // eslint-disable-next-line no-bitwise prefix += ~~(Math.random() * MAX_UID); // "~~" acts like a faster Math.floor() here } while (document.getElementById(prefix)); return prefix; }; var makeArray = function makeArray(nodeList) { if (!nodeList) { return []; } return [].slice.call(nodeList); }; /* istanbul ignore file */ var _Element$prototype = Element.prototype, matches = _Element$prototype.matches, closest = _Element$prototype.closest; var find = Element.prototype.querySelectorAll; var findOne = Element.prototype.querySelector; var createCustomEvent = function createCustomEvent(eventName, params) { var cEvent = new CustomEvent(eventName, params); return cEvent; }; if (typeof window.CustomEvent !== 'function') { createCustomEvent = function createCustomEvent(eventName, params) { params = params || { bubbles: false, cancelable: false, detail: null }; var evt = document.createEvent('CustomEvent'); evt.initCustomEvent(eventName, params.bubbles, params.cancelable, params.detail); return evt; }; } var workingDefaultPrevented = function () { var e = document.createEvent('CustomEvent'); e.initEvent('Bootstrap', true, true); e.preventDefault(); return e.defaultPrevented; }(); if (!workingDefaultPrevented) { var origPreventDefault = Event.prototype.preventDefault; Event.prototype.preventDefault = function () { if (!this.cancelable) { return; } origPreventDefault.call(this); Object.defineProperty(this, 'defaultPrevented', { get: function get() { return true; }, configurable: true }); }; } // MSEdge resets defaultPrevented flag upon dispatchEvent call if at least one listener is attached var defaultPreventedPreservedOnDispatch = function () { var e = createCustomEvent('Bootstrap', { cancelable: true }); var element = document.createElement('div'); element.addEventListener('Bootstrap', function () { return null; }); e.preventDefault(); element.dispatchEvent(e); return e.defaultPrevented; }(); if (!matches) { matches = Element.prototype.msMatchesSelector || Element.prototype.webkitMatchesSelector; } if (!closest) { closest = function closest(selector) { var element = this; do { if (matches.call(element, selector)) { return element; } element = element.parentElement || element.parentNode; } while (element !== null && element.nodeType === 1); return null; }; } var scopeSelectorRegex = /:scope\b/; var supportScopeQuery = function () { var element = document.createElement('div'); try { element.querySelectorAll(':scope *'); } catch (error) { return false; } return true; }(); if (!supportScopeQuery) { find = function find(selector) { if (!scopeSelectorRegex.test(selector)) { return this.querySelectorAll(selector); } var hasId = Boolean(this.id); if (!hasId) { this.id = getUID('scope'); } var nodeList = null; try { selector = selector.replace(scopeSelectorRegex, "#" + this.id); nodeList = this.querySelectorAll(selector); } finally { if (!hasId) { this.removeAttribute('id'); } } return nodeList; }; findOne = function findOne(selector) { if (!scopeSelectorRegex.test(selector)) { return this.querySelector(selector); } var matches = find.call(this, selector); if (typeof matches[0] !== 'undefined') { return matches[0]; } return null; }; } /** * -------------------------------------------------------------------------- * Bootstrap (v4.3.1): dom/selector-engine.js * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) * -------------------------------------------------------------------------- */ /** * ------------------------------------------------------------------------ * Constants * ------------------------------------------------------------------------ */ var NODE_TEXT = 3; var SelectorEngine = { matches: function matches$1(element, selector) { return matches.call(element, selector); }, find: function find$1(selector, element) { if (element === void 0) { element = document.documentElement; } if (typeof selector !== 'string') { return null; } return find.call(element, selector); }, findOne: function findOne$1(selector, element) { if (element === void 0) { element = document.documentElement; } if (typeof selector !== 'string') { return null; } return findOne.call(element, selector); }, children: function children(element, selector) { var _this = this; if (typeof selector !== 'string') { return null; } var children = makeArray(element.children); return children.filter(function (child) { return _this.matches(child, selector); }); }, parents: function parents(element, selector) { if (typeof selector !== 'string') { return null; } var parents = []; var ancestor = element.parentNode; while (ancestor && ancestor.nodeType === Node.ELEMENT_NODE && ancestor.nodeType !== NODE_TEXT) { if (this.matches(ancestor, selector)) { parents.push(ancestor); } ancestor = ancestor.parentNode; } return parents; }, closest: function closest$1(element, selector) { if (typeof selector !== 'string') { return null; } return closest.call(element, selector); }, prev: function prev(element, selector) { if (typeof selector !== 'string') { return null; } var siblings = []; var previous = element.previousSibling; while (previous && previous.nodeType === Node.ELEMENT_NODE && previous.nodeType !== NODE_TEXT) { if (this.matches(previous, selector)) { siblings.push(previous); } previous = previous.previousSibling; } return siblings; } }; return SelectorEngine; })); //# sourceMappingURL=selector-engine.js.map