{"version":3,"file":"bootstrap.js","sources":["../../js/src/util/index.js","../../js/src/dom/data.js","../../js/src/dom/polyfill.js","../../js/src/dom/event-handler.js","../../js/src/alert.js","../../js/src/button.js","../../js/src/dom/manipulator.js","../../js/src/dom/selector-engine.js","../../js/src/carousel.js","../../js/src/collapse.js","../../js/src/dropdown.js","../../js/src/modal.js","../../js/src/util/sanitizer.js","../../js/src/tooltip.js","../../js/src/popover.js","../../js/src/scrollspy.js","../../js/src/tab.js","../../js/src/toast.js","../../js/index.umd.js"],"sourcesContent":["/**\n * --------------------------------------------------------------------------\n * Bootstrap (v5.0.0-alpha1): util/index.js\n * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)\n * --------------------------------------------------------------------------\n */\n\nconst MAX_UID = 1000000\nconst MILLISECONDS_MULTIPLIER = 1000\nconst TRANSITION_END = 'transitionend'\n\n// Shoutout AngusCroll (https://goo.gl/pxwQGp)\nconst toType = obj => {\n if (obj === null || obj === undefined) {\n return `${obj}`\n }\n\n return {}.toString.call(obj).match(/\\s([a-z]+)/i)[1].toLowerCase()\n}\n\n/**\n * --------------------------------------------------------------------------\n * Public Util Api\n * --------------------------------------------------------------------------\n */\n\nconst getUID = prefix => {\n do {\n prefix += Math.floor(Math.random() * MAX_UID)\n } while (document.getElementById(prefix))\n\n return prefix\n}\n\nconst getSelector = element => {\n let selector = element.getAttribute('data-target')\n\n if (!selector || selector === '#') {\n const hrefAttr = element.getAttribute('href')\n\n selector = hrefAttr && hrefAttr !== '#' ? hrefAttr.trim() : null\n }\n\n return selector\n}\n\nconst getSelectorFromElement = element => {\n const selector = getSelector(element)\n\n if (selector) {\n return document.querySelector(selector) ? selector : null\n }\n\n return null\n}\n\nconst getElementFromSelector = element => {\n const selector = getSelector(element)\n\n return selector ? document.querySelector(selector) : null\n}\n\nconst getTransitionDurationFromElement = element => {\n if (!element) {\n return 0\n }\n\n // Get transition-duration of the element\n let {\n transitionDuration,\n transitionDelay\n } = window.getComputedStyle(element)\n\n const floatTransitionDuration = parseFloat(transitionDuration)\n const floatTransitionDelay = parseFloat(transitionDelay)\n\n // Return 0 if element or transition duration is not found\n if (!floatTransitionDuration && !floatTransitionDelay) {\n return 0\n }\n\n // If multiple durations are defined, take the first\n transitionDuration = transitionDuration.split(',')[0]\n transitionDelay = transitionDelay.split(',')[0]\n\n return (parseFloat(transitionDuration) + parseFloat(transitionDelay)) * MILLISECONDS_MULTIPLIER\n}\n\nconst triggerTransitionEnd = element => {\n element.dispatchEvent(new Event(TRANSITION_END))\n}\n\nconst isElement = obj => (obj[0] || obj).nodeType\n\nconst emulateTransitionEnd = (element, duration) => {\n let called = false\n const durationPadding = 5\n const emulatedDuration = duration + durationPadding\n function listener() {\n called = true\n element.removeEventListener(TRANSITION_END, listener)\n }\n\n element.addEventListener(TRANSITION_END, listener)\n setTimeout(() => {\n if (!called) {\n triggerTransitionEnd(element)\n }\n }, emulatedDuration)\n}\n\nconst typeCheckConfig = (componentName, config, configTypes) => {\n Object.keys(configTypes)\n .forEach(property => {\n const expectedTypes = configTypes[property]\n const value = config[property]\n const valueType = value && isElement(value) ?\n 'element' :\n toType(value)\n\n if (!new RegExp(expectedTypes).test(valueType)) {\n throw new Error(\n `${componentName.toUpperCase()}: ` +\n `Option \"${property}\" provided type \"${valueType}\" ` +\n `but expected type \"${expectedTypes}\".`)\n }\n })\n}\n\nconst isVisible = element => {\n if (!element) {\n return false\n }\n\n if (element.style && element.parentNode && element.parentNode.style) {\n const elementStyle = getComputedStyle(element)\n const parentNodeStyle = getComputedStyle(element.parentNode)\n\n return elementStyle.display !== 'none' &&\n parentNodeStyle.display !== 'none' &&\n elementStyle.visibility !== 'hidden'\n }\n\n return false\n}\n\nconst findShadowRoot = element => {\n if (!document.documentElement.attachShadow) {\n return null\n }\n\n // Can find the shadow root otherwise it'll return the document\n if (typeof element.getRootNode === 'function') {\n const root = element.getRootNode()\n return root instanceof ShadowRoot ? root : null\n }\n\n if (element instanceof ShadowRoot) {\n return element\n }\n\n // when we don't find a shadow root\n if (!element.parentNode) {\n return null\n }\n\n return findShadowRoot(element.parentNode)\n}\n\nconst noop = () => function () {}\n\nconst reflow = element => element.offsetHeight\n\nconst getjQuery = () => {\n const { jQuery } = window\n\n if (jQuery && !document.body.hasAttribute('data-no-jquery')) {\n return jQuery\n }\n\n return null\n}\n\nexport {\n getjQuery,\n TRANSITION_END,\n getUID,\n getSelectorFromElement,\n getElementFromSelector,\n getTransitionDurationFromElement,\n triggerTransitionEnd,\n isElement,\n emulateTransitionEnd,\n typeCheckConfig,\n isVisible,\n findShadowRoot,\n noop,\n reflow\n}\n","/**\n * --------------------------------------------------------------------------\n * Bootstrap (v5.0.0-alpha1): dom/data.js\n * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)\n * --------------------------------------------------------------------------\n */\n\n/**\n * ------------------------------------------------------------------------\n * Constants\n * ------------------------------------------------------------------------\n */\n\nconst mapData = (() => {\n const storeData = {}\n let id = 1\n return {\n set(element, key, data) {\n if (typeof element.key === 'undefined') {\n element.key = {\n key,\n id\n }\n id++\n }\n\n storeData[element.key.id] = data\n },\n get(element, key) {\n if (!element || typeof element.key === 'undefined') {\n return null\n }\n\n const keyProperties = element.key\n if (keyProperties.key === key) {\n return storeData[keyProperties.id]\n }\n\n return null\n },\n delete(element, key) {\n if (typeof element.key === 'undefined') {\n return\n }\n\n const keyProperties = element.key\n if (keyProperties.key === key) {\n delete storeData[keyProperties.id]\n delete element.key\n }\n }\n }\n})()\n\nconst Data = {\n setData(instance, key, data) {\n mapData.set(instance, key, data)\n },\n getData(instance, key) {\n return mapData.get(instance, key)\n },\n removeData(instance, key) {\n mapData.delete(instance, key)\n }\n}\n\nexport default Data\n","/* istanbul ignore file */\n\n/**\n * --------------------------------------------------------------------------\n * Bootstrap (v5.0.0-alpha1): dom/polyfill.js\n * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)\n * --------------------------------------------------------------------------\n */\n\nimport { getUID } from '../util/index'\n\nlet find = Element.prototype.querySelectorAll\nlet findOne = Element.prototype.querySelector\n\n// MSEdge resets defaultPrevented flag upon dispatchEvent call if at least one listener is attached\nconst defaultPreventedPreservedOnDispatch = (() => {\n const e = new CustomEvent('Bootstrap', {\n cancelable: true\n })\n\n const element = document.createElement('div')\n element.addEventListener('Bootstrap', () => null)\n\n e.preventDefault()\n element.dispatchEvent(e)\n return e.defaultPrevented\n})()\n\nconst scopeSelectorRegex = /:scope\\b/\nconst supportScopeQuery = (() => {\n const element = document.createElement('div')\n\n try {\n element.querySelectorAll(':scope *')\n } catch (_) {\n return false\n }\n\n return true\n})()\n\nif (!supportScopeQuery) {\n find = function (selector) {\n if (!scopeSelectorRegex.test(selector)) {\n return this.querySelectorAll(selector)\n }\n\n const hasId = Boolean(this.id)\n\n if (!hasId) {\n this.id = getUID('scope')\n }\n\n let nodeList = null\n try {\n selector = selector.replace(scopeSelectorRegex, `#${this.id}`)\n nodeList = this.querySelectorAll(selector)\n } finally {\n if (!hasId) {\n this.removeAttribute('id')\n }\n }\n\n return nodeList\n }\n\n findOne = function (selector) {\n if (!scopeSelectorRegex.test(selector)) {\n return this.querySelector(selector)\n }\n\n const matches = find.call(this, selector)\n\n if (typeof matches[0] !== 'undefined') {\n return matches[0]\n }\n\n return null\n }\n}\n\nexport {\n find,\n findOne,\n defaultPreventedPreservedOnDispatch\n}\n","/**\n * --------------------------------------------------------------------------\n * Bootstrap (v5.0.0-alpha1): dom/event-handler.js\n * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)\n * --------------------------------------------------------------------------\n */\n\nimport { getjQuery } from '../util/index'\nimport { defaultPreventedPreservedOnDispatch } from './polyfill'\n\n/**\n * ------------------------------------------------------------------------\n * Constants\n * ------------------------------------------------------------------------\n */\n\nconst $ = getjQuery()\nconst namespaceRegex = /[^.]*(?=\\..*)\\.|.*/\nconst stripNameRegex = /\\..*/\nconst stripUidRegex = /::\\d+$/\nconst eventRegistry = {} // Events storage\nlet uidEvent = 1\nconst customEvents = {\n mouseenter: 'mouseover',\n mouseleave: 'mouseout'\n}\nconst nativeEvents = [\n 'click',\n 'dblclick',\n 'mouseup',\n 'mousedown',\n 'contextmenu',\n 'mousewheel',\n 'DOMMouseScroll',\n 'mouseover',\n 'mouseout',\n 'mousemove',\n 'selectstart',\n 'selectend',\n 'keydown',\n 'keypress',\n 'keyup',\n 'orientationchange',\n 'touchstart',\n 'touchmove',\n 'touchend',\n 'touchcancel',\n 'pointerdown',\n 'pointermove',\n 'pointerup',\n 'pointerleave',\n 'pointercancel',\n 'gesturestart',\n 'gesturechange',\n 'gestureend',\n 'focus',\n 'blur',\n 'change',\n 'reset',\n 'select',\n 'submit',\n 'focusin',\n 'focusout',\n 'load',\n 'unload',\n 'beforeunload',\n 'resize',\n 'move',\n 'DOMContentLoaded',\n 'readystatechange',\n 'error',\n 'abort',\n 'scroll'\n]\n\n/**\n * ------------------------------------------------------------------------\n * Private methods\n * ------------------------------------------------------------------------\n */\n\nfunction getUidEvent(element, uid) {\n return (uid && `${uid}::${uidEvent++}`) || element.uidEvent || uidEvent++\n}\n\nfunction getEvent(element) {\n const uid = getUidEvent(element)\n\n element.uidEvent = uid\n eventRegistry[uid] = eventRegistry[uid] || {}\n\n return eventRegistry[uid]\n}\n\nfunction bootstrapHandler(element, fn) {\n return function handler(event) {\n if (handler.oneOff) {\n EventHandler.off(element, event.type, fn)\n }\n\n return fn.apply(element, [event])\n }\n}\n\nfunction bootstrapDelegationHandler(element, selector, fn) {\n return function handler(event) {\n const domElements = element.querySelectorAll(selector)\n\n for (let { target } = event; target && target !== this; target = target.parentNode) {\n for (let i = domElements.length; i--;) {\n if (domElements[i] === target) {\n if (handler.oneOff) {\n EventHandler.off(element, event.type, fn)\n }\n\n return fn.apply(target, [event])\n }\n }\n }\n\n // To please ESLint\n return null\n }\n}\n\nfunction findHandler(events, handler, delegationSelector = null) {\n const uidEventList = Object.keys(events)\n\n for (let i = 0, len = uidEventList.length; i < len; i++) {\n const event = events[uidEventList[i]]\n\n if (event.originalHandler === handler && event.delegationSelector === delegationSelector) {\n return event\n }\n }\n\n return null\n}\n\nfunction normalizeParams(originalTypeEvent, handler, delegationFn) {\n const delegation = typeof handler === 'string'\n const originalHandler = delegation ? delegationFn : handler\n\n // allow to get the native events from namespaced events ('click.bs.button' --> 'click')\n let typeEvent = originalTypeEvent.replace(stripNameRegex, '')\n const custom = customEvents[typeEvent]\n\n if (custom) {\n typeEvent = custom\n }\n\n const isNative = nativeEvents.indexOf(typeEvent) > -1\n\n if (!isNative) {\n typeEvent = originalTypeEvent\n }\n\n return [delegation, originalHandler, typeEvent]\n}\n\nfunction addHandler(element, originalTypeEvent, handler, delegationFn, oneOff) {\n if (typeof originalTypeEvent !== 'string' || !element) {\n return\n }\n\n if (!handler) {\n handler = delegationFn\n delegationFn = null\n }\n\n const [delegation, originalHandler, typeEvent] = normalizeParams(originalTypeEvent, handler, delegationFn)\n const events = getEvent(element)\n const handlers = events[typeEvent] || (events[typeEvent] = {})\n const previousFn = findHandler(handlers, originalHandler, delegation ? handler : null)\n\n if (previousFn) {\n previousFn.oneOff = previousFn.oneOff && oneOff\n\n return\n }\n\n const uid = getUidEvent(originalHandler, originalTypeEvent.replace(namespaceRegex, ''))\n const fn = delegation ?\n bootstrapDelegationHandler(element, handler, delegationFn) :\n bootstrapHandler(element, handler)\n\n fn.delegationSelector = delegation ? handler : null\n fn.originalHandler = originalHandler\n fn.oneOff = oneOff\n fn.uidEvent = uid\n handlers[uid] = fn\n\n element.addEventListener(typeEvent, fn, delegation)\n}\n\nfunction removeHandler(element, events, typeEvent, handler, delegationSelector) {\n const fn = findHandler(events[typeEvent], handler, delegationSelector)\n\n if (!fn) {\n return\n }\n\n element.removeEventListener(typeEvent, fn, Boolean(delegationSelector))\n delete events[typeEvent][fn.uidEvent]\n}\n\nfunction removeNamespacedHandlers(element, events, typeEvent, namespace) {\n const storeElementEvent = events[typeEvent] || {}\n\n Object.keys(storeElementEvent)\n .forEach(handlerKey => {\n if (handlerKey.indexOf(namespace) > -1) {\n const event = storeElementEvent[handlerKey]\n\n removeHandler(element, events, typeEvent, event.originalHandler, event.delegationSelector)\n }\n })\n}\n\nconst EventHandler = {\n on(element, event, handler, delegationFn) {\n addHandler(element, event, handler, delegationFn, false)\n },\n\n one(element, event, handler, delegationFn) {\n addHandler(element, event, handler, delegationFn, true)\n },\n\n off(element, originalTypeEvent, handler, delegationFn) {\n if (typeof originalTypeEvent !== 'string' || !element) {\n return\n }\n\n const [delegation, originalHandler, typeEvent] = normalizeParams(originalTypeEvent, handler, delegationFn)\n const inNamespace = typeEvent !== originalTypeEvent\n const events = getEvent(element)\n const isNamespace = originalTypeEvent.charAt(0) === '.'\n\n if (typeof originalHandler !== 'undefined') {\n // Simplest case: handler is passed, remove that listener ONLY.\n if (!events || !events[typeEvent]) {\n return\n }\n\n removeHandler(element, events, typeEvent, originalHandler, delegation ? handler : null)\n return\n }\n\n if (isNamespace) {\n Object.keys(events)\n .forEach(elementEvent => {\n removeNamespacedHandlers(element, events, elementEvent, originalTypeEvent.slice(1))\n })\n }\n\n const storeElementEvent = events[typeEvent] || {}\n Object.keys(storeElementEvent)\n .forEach(keyHandlers => {\n const handlerKey = keyHandlers.replace(stripUidRegex, '')\n\n if (!inNamespace || originalTypeEvent.indexOf(handlerKey) > -1) {\n const event = storeElementEvent[keyHandlers]\n\n removeHandler(element, events, typeEvent, event.originalHandler, event.delegationSelector)\n }\n })\n },\n\n trigger(element, event, args) {\n if (typeof event !== 'string' || !element) {\n return null\n }\n\n const typeEvent = event.replace(stripNameRegex, '')\n const inNamespace = event !== typeEvent\n const isNative = nativeEvents.indexOf(typeEvent) > -1\n\n let jQueryEvent\n let bubbles = true\n let nativeDispatch = true\n let defaultPrevented = false\n let evt = null\n\n if (inNamespace && $) {\n jQueryEvent = $.Event(event, args)\n\n $(element).trigger(jQueryEvent)\n bubbles = !jQueryEvent.isPropagationStopped()\n nativeDispatch = !jQueryEvent.isImmediatePropagationStopped()\n defaultPrevented = jQueryEvent.isDefaultPrevented()\n }\n\n if (isNative) {\n evt = document.createEvent('HTMLEvents')\n evt.initEvent(typeEvent, bubbles, true)\n } else {\n evt = new CustomEvent(event, {\n bubbles,\n cancelable: true\n })\n }\n\n // merge custom informations in our event\n if (typeof args !== 'undefined') {\n Object.keys(args)\n .forEach(key => {\n Object.defineProperty(evt, key, {\n get() {\n return args[key]\n }\n })\n })\n }\n\n if (defaultPrevented) {\n evt.preventDefault()\n\n if (!defaultPreventedPreservedOnDispatch) {\n Object.defineProperty(evt, 'defaultPrevented', {\n get: () => true\n })\n }\n }\n\n if (nativeDispatch) {\n element.dispatchEvent(evt)\n }\n\n if (evt.defaultPrevented && typeof jQueryEvent !== 'undefined') {\n jQueryEvent.preventDefault()\n }\n\n return evt\n }\n}\n\nexport default EventHandler\n","/**\n * --------------------------------------------------------------------------\n * Bootstrap (v5.0.0-alpha1): alert.js\n * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)\n * --------------------------------------------------------------------------\n */\n\nimport {\n getjQuery,\n TRANSITION_END,\n emulateTransitionEnd,\n getElementFromSelector,\n getTransitionDurationFromElement\n} from './util/index'\nimport Data from './dom/data'\nimport EventHandler from './dom/event-handler'\n\n/**\n * ------------------------------------------------------------------------\n * Constants\n * ------------------------------------------------------------------------\n */\n\nconst NAME = 'alert'\nconst VERSION = '5.0.0-alpha1'\nconst DATA_KEY = 'bs.alert'\nconst EVENT_KEY = `.${DATA_KEY}`\nconst DATA_API_KEY = '.data-api'\n\nconst SELECTOR_DISMISS = '[data-dismiss=\"alert\"]'\n\nconst EVENT_CLOSE = `close${EVENT_KEY}`\nconst EVENT_CLOSED = `closed${EVENT_KEY}`\nconst EVENT_CLICK_DATA_API = `click${EVENT_KEY}${DATA_API_KEY}`\n\nconst CLASSNAME_ALERT = 'alert'\nconst CLASSNAME_FADE = 'fade'\nconst CLASSNAME_SHOW = 'show'\n\n/**\n * ------------------------------------------------------------------------\n * Class Definition\n * ------------------------------------------------------------------------\n */\n\nclass Alert {\n constructor(element) {\n this._element = element\n\n if (this._element) {\n Data.setData(element, DATA_KEY, this)\n }\n }\n\n // Getters\n\n static get VERSION() {\n return VERSION\n }\n\n // Public\n\n close(element) {\n let rootElement = this._element\n if (element) {\n rootElement = this._getRootElement(element)\n }\n\n const customEvent = this._triggerCloseEvent(rootElement)\n\n if (customEvent === null || customEvent.defaultPrevented) {\n return\n }\n\n this._removeElement(rootElement)\n }\n\n dispose() {\n Data.removeData(this._element, DATA_KEY)\n this._element = null\n }\n\n // Private\n\n _getRootElement(element) {\n return getElementFromSelector(element) || element.closest(`.${CLASSNAME_ALERT}`)\n }\n\n _triggerCloseEvent(element) {\n return EventHandler.trigger(element, EVENT_CLOSE)\n }\n\n _removeElement(element) {\n element.classList.remove(CLASSNAME_SHOW)\n\n if (!element.classList.contains(CLASSNAME_FADE)) {\n this._destroyElement(element)\n return\n }\n\n const transitionDuration = getTransitionDurationFromElement(element)\n\n EventHandler\n .one(element, TRANSITION_END, () => this._destroyElement(element))\n emulateTransitionEnd(element, transitionDuration)\n }\n\n _destroyElement(element) {\n if (element.parentNode) {\n element.parentNode.removeChild(element)\n }\n\n EventHandler.trigger(element, EVENT_CLOSED)\n }\n\n // Static\n\n static jQueryInterface(config) {\n return this.each(function () {\n let data = Data.getData(this, DATA_KEY)\n\n if (!data) {\n data = new Alert(this)\n }\n\n if (config === 'close') {\n data[config](this)\n }\n })\n }\n\n static handleDismiss(alertInstance) {\n return function (event) {\n if (event) {\n event.preventDefault()\n }\n\n alertInstance.close(this)\n }\n }\n\n static getInstance(element) {\n return Data.getData(element, DATA_KEY)\n }\n}\n\n/**\n * ------------------------------------------------------------------------\n * Data Api implementation\n * ------------------------------------------------------------------------\n */\nEventHandler\n .on(document, EVENT_CLICK_DATA_API, SELECTOR_DISMISS, Alert.handleDismiss(new Alert()))\n\nconst $ = getjQuery()\n\n/**\n * ------------------------------------------------------------------------\n * jQuery\n * ------------------------------------------------------------------------\n * add .alert to jQuery only if jQuery is present\n */\n\n/* istanbul ignore if */\nif ($) {\n const JQUERY_NO_CONFLICT = $.fn[NAME]\n $.fn[NAME] = Alert.jQueryInterface\n $.fn[NAME].Constructor = Alert\n $.fn[NAME].noConflict = () => {\n $.fn[NAME] = JQUERY_NO_CONFLICT\n return Alert.jQueryInterface\n }\n}\n\nexport default Alert\n","/**\n * --------------------------------------------------------------------------\n * Bootstrap (v5.0.0-alpha1): button.js\n * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)\n * --------------------------------------------------------------------------\n */\n\nimport { getjQuery } from './util/index'\nimport Data from './dom/data'\nimport EventHandler from './dom/event-handler'\n\n/**\n * ------------------------------------------------------------------------\n * Constants\n * ------------------------------------------------------------------------\n */\n\nconst NAME = 'button'\nconst VERSION = '5.0.0-alpha1'\nconst DATA_KEY = 'bs.button'\nconst EVENT_KEY = `.${DATA_KEY}`\nconst DATA_API_KEY = '.data-api'\n\nconst CLASS_NAME_ACTIVE = 'active'\n\nconst SELECTOR_DATA_TOGGLE = '[data-toggle=\"button\"]'\n\nconst EVENT_CLICK_DATA_API = `click${EVENT_KEY}${DATA_API_KEY}`\n\n/**\n * ------------------------------------------------------------------------\n * Class Definition\n * ------------------------------------------------------------------------\n */\n\nclass Button {\n constructor(element) {\n this._element = element\n Data.setData(element, DATA_KEY, this)\n }\n\n // Getters\n\n static get VERSION() {\n return VERSION\n }\n\n // Public\n\n toggle() {\n // Toggle class and sync the `aria-pressed` attribute with the return value of the `.toggle()` method\n this._element.setAttribute('aria-pressed', this._element.classList.toggle(CLASS_NAME_ACTIVE))\n }\n\n dispose() {\n Data.removeData(this._element, DATA_KEY)\n this._element = null\n }\n\n // Static\n\n static jQueryInterface(config) {\n return this.each(function () {\n let data = Data.getData(this, DATA_KEY)\n\n if (!data) {\n data = new Button(this)\n }\n\n if (config === 'toggle') {\n data[config]()\n }\n })\n }\n\n static getInstance(element) {\n return Data.getData(element, DATA_KEY)\n }\n}\n\n/**\n * ------------------------------------------------------------------------\n * Data Api implementation\n * ------------------------------------------------------------------------\n */\n\nEventHandler.on(document, EVENT_CLICK_DATA_API, SELECTOR_DATA_TOGGLE, event => {\n event.preventDefault()\n\n const button = event.target.closest(SELECTOR_DATA_TOGGLE)\n\n let data = Data.getData(button, DATA_KEY)\n if (!data) {\n data = new Button(button)\n }\n\n data.toggle()\n})\n\nconst $ = getjQuery()\n\n/**\n * ------------------------------------------------------------------------\n * jQuery\n * ------------------------------------------------------------------------\n * add .button to jQuery only if jQuery is present\n */\n/* istanbul ignore if */\nif ($) {\n const JQUERY_NO_CONFLICT = $.fn[NAME]\n $.fn[NAME] = Button.jQueryInterface\n $.fn[NAME].Constructor = Button\n\n $.fn[NAME].noConflict = () => {\n $.fn[NAME] = JQUERY_NO_CONFLICT\n return Button.jQueryInterface\n }\n}\n\nexport default Button\n","/**\n * --------------------------------------------------------------------------\n * Bootstrap (v5.0.0-alpha1): dom/manipulator.js\n * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)\n * --------------------------------------------------------------------------\n */\n\nfunction normalizeData(val) {\n if (val === 'true') {\n return true\n }\n\n if (val === 'false') {\n return false\n }\n\n if (val === Number(val).toString()) {\n return Number(val)\n }\n\n if (val === '' || val === 'null') {\n return null\n }\n\n return val\n}\n\nfunction normalizeDataKey(key) {\n return key.replace(/[A-Z]/g, chr => `-${chr.toLowerCase()}`)\n}\n\nconst Manipulator = {\n setDataAttribute(element, key, value) {\n element.setAttribute(`data-${normalizeDataKey(key)}`, value)\n },\n\n removeDataAttribute(element, key) {\n element.removeAttribute(`data-${normalizeDataKey(key)}`)\n },\n\n getDataAttributes(element) {\n if (!element) {\n return {}\n }\n\n const attributes = {\n ...element.dataset\n }\n\n Object.keys(attributes).forEach(key => {\n attributes[key] = normalizeData(attributes[key])\n })\n\n return attributes\n },\n\n getDataAttribute(element, key) {\n return normalizeData(element.getAttribute(`data-${normalizeDataKey(key)}`))\n },\n\n offset(element) {\n const rect = element.getBoundingClientRect()\n\n return {\n top: rect.top + document.body.scrollTop,\n left: rect.left + document.body.scrollLeft\n }\n },\n\n position(element) {\n return {\n top: element.offsetTop,\n left: element.offsetLeft\n }\n },\n\n toggleClass(element, className) {\n if (!element) {\n return\n }\n\n if (element.classList.contains(className)) {\n element.classList.remove(className)\n } else {\n element.classList.add(className)\n }\n }\n}\n\nexport default Manipulator\n","/**\n * --------------------------------------------------------------------------\n * Bootstrap (v5.0.0-alpha1): dom/selector-engine.js\n * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)\n * --------------------------------------------------------------------------\n */\n\nimport { find as findFn, findOne } from './polyfill'\n\n/**\n * ------------------------------------------------------------------------\n * Constants\n * ------------------------------------------------------------------------\n */\n\nconst NODE_TEXT = 3\n\nconst SelectorEngine = {\n matches(element, selector) {\n return element.matches(selector)\n },\n\n find(selector, element = document.documentElement) {\n return [].concat(...findFn.call(element, selector))\n },\n\n findOne(selector, element = document.documentElement) {\n return findOne.call(element, selector)\n },\n\n children(element, selector) {\n const children = [].concat(...element.children)\n\n return children.filter(child => child.matches(selector))\n },\n\n parents(element, selector) {\n const parents = []\n\n let ancestor = element.parentNode\n\n while (ancestor && ancestor.nodeType === Node.ELEMENT_NODE && ancestor.nodeType !== NODE_TEXT) {\n if (this.matches(ancestor, selector)) {\n parents.push(ancestor)\n }\n\n ancestor = ancestor.parentNode\n }\n\n return parents\n },\n\n prev(element, selector) {\n let previous = element.previousElementSibling\n\n while (previous) {\n if (previous.matches(selector)) {\n return [previous]\n }\n\n previous = previous.previousElementSibling\n }\n\n return []\n },\n\n next(element, selector) {\n let next = element.nextElementSibling\n\n while (next) {\n if (this.matches(next, selector)) {\n return [next]\n }\n\n next = next.nextElementSibling\n }\n\n return []\n }\n}\n\nexport default SelectorEngine\n","/**\n * --------------------------------------------------------------------------\n * Bootstrap (v5.0.0-alpha1): carousel.js\n * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)\n * --------------------------------------------------------------------------\n */\n\nimport {\n getjQuery,\n TRANSITION_END,\n emulateTransitionEnd,\n getElementFromSelector,\n getTransitionDurationFromElement,\n isVisible,\n reflow,\n triggerTransitionEnd,\n typeCheckConfig\n} from './util/index'\nimport Data from './dom/data'\nimport EventHandler from './dom/event-handler'\nimport Manipulator from './dom/manipulator'\nimport SelectorEngine from './dom/selector-engine'\n\n/**\n * ------------------------------------------------------------------------\n * Constants\n * ------------------------------------------------------------------------\n */\n\nconst NAME = 'carousel'\nconst VERSION = '5.0.0-alpha1'\nconst DATA_KEY = 'bs.carousel'\nconst EVENT_KEY = `.${DATA_KEY}`\nconst DATA_API_KEY = '.data-api'\n\nconst ARROW_LEFT_KEY = 'ArrowLeft'\nconst ARROW_RIGHT_KEY = 'ArrowRight'\nconst TOUCHEVENT_COMPAT_WAIT = 500 // Time for mouse compat events to fire after touch\nconst SWIPE_THRESHOLD = 40\n\nconst Default = {\n interval: 5000,\n keyboard: true,\n slide: false,\n pause: 'hover',\n wrap: true,\n touch: true\n}\n\nconst DefaultType = {\n interval: '(number|boolean)',\n keyboard: 'boolean',\n slide: '(boolean|string)',\n pause: '(string|boolean)',\n wrap: 'boolean',\n touch: 'boolean'\n}\n\nconst DIRECTION_NEXT = 'next'\nconst DIRECTION_PREV = 'prev'\nconst DIRECTION_LEFT = 'left'\nconst DIRECTION_RIGHT = 'right'\n\nconst EVENT_SLIDE = `slide${EVENT_KEY}`\nconst EVENT_SLID = `slid${EVENT_KEY}`\nconst EVENT_KEYDOWN = `keydown${EVENT_KEY}`\nconst EVENT_MOUSEENTER = `mouseenter${EVENT_KEY}`\nconst EVENT_MOUSELEAVE = `mouseleave${EVENT_KEY}`\nconst EVENT_TOUCHSTART = `touchstart${EVENT_KEY}`\nconst EVENT_TOUCHMOVE = `touchmove${EVENT_KEY}`\nconst EVENT_TOUCHEND = `touchend${EVENT_KEY}`\nconst EVENT_POINTERDOWN = `pointerdown${EVENT_KEY}`\nconst EVENT_POINTERUP = `pointerup${EVENT_KEY}`\nconst EVENT_DRAG_START = `dragstart${EVENT_KEY}`\nconst EVENT_LOAD_DATA_API = `load${EVENT_KEY}${DATA_API_KEY}`\nconst EVENT_CLICK_DATA_API = `click${EVENT_KEY}${DATA_API_KEY}`\n\nconst CLASS_NAME_CAROUSEL = 'carousel'\nconst CLASS_NAME_ACTIVE = 'active'\nconst CLASS_NAME_SLIDE = 'slide'\nconst CLASS_NAME_RIGHT = 'carousel-item-right'\nconst CLASS_NAME_LEFT = 'carousel-item-left'\nconst CLASS_NAME_NEXT = 'carousel-item-next'\nconst CLASS_NAME_PREV = 'carousel-item-prev'\nconst CLASS_NAME_POINTER_EVENT = 'pointer-event'\n\nconst SELECTOR_ACTIVE = '.active'\nconst SELECTOR_ACTIVE_ITEM = '.active.carousel-item'\nconst SELECTOR_ITEM = '.carousel-item'\nconst SELECTOR_ITEM_IMG = '.carousel-item img'\nconst SELECTOR_NEXT_PREV = '.carousel-item-next, .carousel-item-prev'\nconst SELECTOR_INDICATORS = '.carousel-indicators'\nconst SELECTOR_DATA_SLIDE = '[data-slide], [data-slide-to]'\nconst SELECTOR_DATA_RIDE = '[data-ride=\"carousel\"]'\n\nconst PointerType = {\n TOUCH: 'touch',\n PEN: 'pen'\n}\n\n/**\n * ------------------------------------------------------------------------\n * Class Definition\n * ------------------------------------------------------------------------\n */\nclass Carousel {\n constructor(element, config) {\n this._items = null\n this._interval = null\n this._activeElement = null\n this._isPaused = false\n this._isSliding = false\n this.touchTimeout = null\n this.touchStartX = 0\n this.touchDeltaX = 0\n\n this._config = this._getConfig(config)\n this._element = element\n this._indicatorsElement = SelectorEngine.findOne(SELECTOR_INDICATORS, this._element)\n this._touchSupported = 'ontouchstart' in document.documentElement || navigator.maxTouchPoints > 0\n this._pointerEvent = Boolean(window.PointerEvent)\n\n this._addEventListeners()\n Data.setData(element, DATA_KEY, this)\n }\n\n // Getters\n\n static get VERSION() {\n return VERSION\n }\n\n static get Default() {\n return Default\n }\n\n // Public\n\n next() {\n if (!this._isSliding) {\n this._slide(DIRECTION_NEXT)\n }\n }\n\n nextWhenVisible() {\n // Don't call next when the page isn't visible\n // or the carousel or its parent isn't visible\n if (!document.hidden && isVisible(this._element)) {\n this.next()\n }\n }\n\n prev() {\n if (!this._isSliding) {\n this._slide(DIRECTION_PREV)\n }\n }\n\n pause(event) {\n if (!event) {\n this._isPaused = true\n }\n\n if (SelectorEngine.findOne(SELECTOR_NEXT_PREV, this._element)) {\n triggerTransitionEnd(this._element)\n this.cycle(true)\n }\n\n clearInterval(this._interval)\n this._interval = null\n }\n\n cycle(event) {\n if (!event) {\n this._isPaused = false\n }\n\n if (this._interval) {\n clearInterval(this._interval)\n this._interval = null\n }\n\n if (this._config && this._config.interval && !this._isPaused) {\n this._interval = setInterval(\n (document.visibilityState ? this.nextWhenVisible : this.next).bind(this),\n this._config.interval\n )\n }\n }\n\n to(index) {\n this._activeElement = SelectorEngine.findOne(SELECTOR_ACTIVE_ITEM, this._element)\n const activeIndex = this._getItemIndex(this._activeElement)\n\n if (index > this._items.length - 1 || index < 0) {\n return\n }\n\n if (this._isSliding) {\n EventHandler.one(this._element, EVENT_SLID, () => this.to(index))\n return\n }\n\n if (activeIndex === index) {\n this.pause()\n this.cycle()\n return\n }\n\n const direction = index > activeIndex ?\n DIRECTION_NEXT :\n DIRECTION_PREV\n\n this._slide(direction, this._items[index])\n }\n\n dispose() {\n EventHandler.off(this._element, EVENT_KEY)\n Data.removeData(this._element, DATA_KEY)\n\n this._items = null\n this._config = null\n this._element = null\n this._interval = null\n this._isPaused = null\n this._isSliding = null\n this._activeElement = null\n this._indicatorsElement = null\n }\n\n // Private\n\n _getConfig(config) {\n config = {\n ...Default,\n ...config\n }\n typeCheckConfig(NAME, config, DefaultType)\n return config\n }\n\n _handleSwipe() {\n const absDeltax = Math.abs(this.touchDeltaX)\n\n if (absDeltax <= SWIPE_THRESHOLD) {\n return\n }\n\n const direction = absDeltax / this.touchDeltaX\n\n this.touchDeltaX = 0\n\n // swipe left\n if (direction > 0) {\n this.prev()\n }\n\n // swipe right\n if (direction < 0) {\n this.next()\n }\n }\n\n _addEventListeners() {\n if (this._config.keyboard) {\n EventHandler\n .on(this._element, EVENT_KEYDOWN, event => this._keydown(event))\n }\n\n if (this._config.pause === 'hover') {\n EventHandler\n .on(this._element, EVENT_MOUSEENTER, event => this.pause(event))\n EventHandler\n .on(this._element, EVENT_MOUSELEAVE, event => this.cycle(event))\n }\n\n if (this._config.touch && this._touchSupported) {\n this._addTouchEventListeners()\n }\n }\n\n _addTouchEventListeners() {\n const start = event => {\n if (this._pointerEvent && PointerType[event.pointerType.toUpperCase()]) {\n this.touchStartX = event.clientX\n } else if (!this._pointerEvent) {\n this.touchStartX = event.touches[0].clientX\n }\n }\n\n const move = event => {\n // ensure swiping with one touch and not pinching\n if (event.touches && event.touches.length > 1) {\n this.touchDeltaX = 0\n } else {\n this.touchDeltaX = event.touches[0].clientX - this.touchStartX\n }\n }\n\n const end = event => {\n if (this._pointerEvent && PointerType[event.pointerType.toUpperCase()]) {\n this.touchDeltaX = event.clientX - this.touchStartX\n }\n\n this._handleSwipe()\n if (this._config.pause === 'hover') {\n // If it's a touch-enabled device, mouseenter/leave are fired as\n // part of the mouse compatibility events on first tap - the carousel\n // would stop cycling until user tapped out of it;\n // here, we listen for touchend, explicitly pause the carousel\n // (as if it's the second time we tap on it, mouseenter compat event\n // is NOT fired) and after a timeout (to allow for mouse compatibility\n // events to fire) we explicitly restart cycling\n\n this.pause()\n if (this.touchTimeout) {\n clearTimeout(this.touchTimeout)\n }\n\n this.touchTimeout = setTimeout(event => this.cycle(event), TOUCHEVENT_COMPAT_WAIT + this._config.interval)\n }\n }\n\n SelectorEngine.find(SELECTOR_ITEM_IMG, this._element).forEach(itemImg => {\n EventHandler.on(itemImg, EVENT_DRAG_START, e => e.preventDefault())\n })\n\n if (this._pointerEvent) {\n EventHandler.on(this._element, EVENT_POINTERDOWN, event => start(event))\n EventHandler.on(this._element, EVENT_POINTERUP, event => end(event))\n\n this._element.classList.add(CLASS_NAME_POINTER_EVENT)\n } else {\n EventHandler.on(this._element, EVENT_TOUCHSTART, event => start(event))\n EventHandler.on(this._element, EVENT_TOUCHMOVE, event => move(event))\n EventHandler.on(this._element, EVENT_TOUCHEND, event => end(event))\n }\n }\n\n _keydown(event) {\n if (/input|textarea/i.test(event.target.tagName)) {\n return\n }\n\n switch (event.key) {\n case ARROW_LEFT_KEY:\n event.preventDefault()\n this.prev()\n break\n case ARROW_RIGHT_KEY:\n event.preventDefault()\n this.next()\n break\n default:\n }\n }\n\n _getItemIndex(element) {\n this._items = element && element.parentNode ?\n SelectorEngine.find(SELECTOR_ITEM, element.parentNode) :\n []\n\n return this._items.indexOf(element)\n }\n\n _getItemByDirection(direction, activeElement) {\n const isNextDirection = direction === DIRECTION_NEXT\n const isPrevDirection = direction === DIRECTION_PREV\n const activeIndex = this._getItemIndex(activeElement)\n const lastItemIndex = this._items.length - 1\n const isGoingToWrap = (isPrevDirection && activeIndex === 0) ||\n (isNextDirection && activeIndex === lastItemIndex)\n\n if (isGoingToWrap && !this._config.wrap) {\n return activeElement\n }\n\n const delta = direction === DIRECTION_PREV ? -1 : 1\n const itemIndex = (activeIndex + delta) % this._items.length\n\n return itemIndex === -1 ?\n this._items[this._items.length - 1] :\n this._items[itemIndex]\n }\n\n _triggerSlideEvent(relatedTarget, eventDirectionName) {\n const targetIndex = this._getItemIndex(relatedTarget)\n const fromIndex = this._getItemIndex(SelectorEngine.findOne(SELECTOR_ACTIVE_ITEM, this._element))\n\n return EventHandler.trigger(this._element, EVENT_SLIDE, {\n relatedTarget,\n direction: eventDirectionName,\n from: fromIndex,\n to: targetIndex\n })\n }\n\n _setActiveIndicatorElement(element) {\n if (this._indicatorsElement) {\n const indicators = SelectorEngine.find(SELECTOR_ACTIVE, this._indicatorsElement)\n for (let i = 0; i < indicators.length; i++) {\n indicators[i].classList.remove(CLASS_NAME_ACTIVE)\n }\n\n const nextIndicator = this._indicatorsElement.children[\n this._getItemIndex(element)\n ]\n\n if (nextIndicator) {\n nextIndicator.classList.add(CLASS_NAME_ACTIVE)\n }\n }\n }\n\n _slide(direction, element) {\n const activeElement = SelectorEngine.findOne(SELECTOR_ACTIVE_ITEM, this._element)\n const activeElementIndex = this._getItemIndex(activeElement)\n const nextElement = element || (activeElement &&\n this._getItemByDirection(direction, activeElement))\n\n const nextElementIndex = this._getItemIndex(nextElement)\n const isCycling = Boolean(this._interval)\n\n let directionalClassName\n let orderClassName\n let eventDirectionName\n\n if (direction === DIRECTION_NEXT) {\n directionalClassName = CLASS_NAME_LEFT\n orderClassName = CLASS_NAME_NEXT\n eventDirectionName = DIRECTION_LEFT\n } else {\n directionalClassName = CLASS_NAME_RIGHT\n orderClassName = CLASS_NAME_PREV\n eventDirectionName = DIRECTION_RIGHT\n }\n\n if (nextElement && nextElement.classList.contains(CLASS_NAME_ACTIVE)) {\n this._isSliding = false\n return\n }\n\n const slideEvent = this._triggerSlideEvent(nextElement, eventDirectionName)\n if (slideEvent.defaultPrevented) {\n return\n }\n\n if (!activeElement || !nextElement) {\n // Some weirdness is happening, so we bail\n return\n }\n\n this._isSliding = true\n\n if (isCycling) {\n this.pause()\n }\n\n this._setActiveIndicatorElement(nextElement)\n\n if (this._element.classList.contains(CLASS_NAME_SLIDE)) {\n nextElement.classList.add(orderClassName)\n\n reflow(nextElement)\n\n activeElement.classList.add(directionalClassName)\n nextElement.classList.add(directionalClassName)\n\n const nextElementInterval = parseInt(nextElement.getAttribute('data-interval'), 10)\n if (nextElementInterval) {\n this._config.defaultInterval = this._config.defaultInterval || this._config.interval\n this._config.interval = nextElementInterval\n } else {\n this._config.interval = this._config.defaultInterval || this._config.interval\n }\n\n const transitionDuration = getTransitionDurationFromElement(activeElement)\n\n EventHandler\n .one(activeElement, TRANSITION_END, () => {\n nextElement.classList.remove(directionalClassName, orderClassName)\n nextElement.classList.add(CLASS_NAME_ACTIVE)\n\n activeElement.classList.remove(CLASS_NAME_ACTIVE, orderClassName, directionalClassName)\n\n this._isSliding = false\n\n setTimeout(() => {\n EventHandler.trigger(this._element, EVENT_SLID, {\n relatedTarget: nextElement,\n direction: eventDirectionName,\n from: activeElementIndex,\n to: nextElementIndex\n })\n }, 0)\n })\n\n emulateTransitionEnd(activeElement, transitionDuration)\n } else {\n activeElement.classList.remove(CLASS_NAME_ACTIVE)\n nextElement.classList.add(CLASS_NAME_ACTIVE)\n\n this._isSliding = false\n EventHandler.trigger(this._element, EVENT_SLID, {\n relatedTarget: nextElement,\n direction: eventDirectionName,\n from: activeElementIndex,\n to: nextElementIndex\n })\n }\n\n if (isCycling) {\n this.cycle()\n }\n }\n\n // Static\n\n static carouselInterface(element, config) {\n let data = Data.getData(element, DATA_KEY)\n let _config = {\n ...Default,\n ...Manipulator.getDataAttributes(element)\n }\n\n if (typeof config === 'object') {\n _config = {\n ..._config,\n ...config\n }\n }\n\n const action = typeof config === 'string' ? config : _config.slide\n\n if (!data) {\n data = new Carousel(element, _config)\n }\n\n if (typeof config === 'number') {\n data.to(config)\n } else if (typeof action === 'string') {\n if (typeof data[action] === 'undefined') {\n throw new TypeError(`No method named \"${action}\"`)\n }\n\n data[action]()\n } else if (_config.interval && _config.ride) {\n data.pause()\n data.cycle()\n }\n }\n\n static jQueryInterface(config) {\n return this.each(function () {\n Carousel.carouselInterface(this, config)\n })\n }\n\n static dataApiClickHandler(event) {\n const target = getElementFromSelector(this)\n\n if (!target || !target.classList.contains(CLASS_NAME_CAROUSEL)) {\n return\n }\n\n const config = {\n ...Manipulator.getDataAttributes(target),\n ...Manipulator.getDataAttributes(this)\n }\n const slideIndex = this.getAttribute('data-slide-to')\n\n if (slideIndex) {\n config.interval = false\n }\n\n Carousel.carouselInterface(target, config)\n\n if (slideIndex) {\n Data.getData(target, DATA_KEY).to(slideIndex)\n }\n\n event.preventDefault()\n }\n\n static getInstance(element) {\n return Data.getData(element, DATA_KEY)\n }\n}\n\n/**\n * ------------------------------------------------------------------------\n * Data Api implementation\n * ------------------------------------------------------------------------\n */\n\nEventHandler\n .on(document, EVENT_CLICK_DATA_API, SELECTOR_DATA_SLIDE, Carousel.dataApiClickHandler)\n\nEventHandler.on(window, EVENT_LOAD_DATA_API, () => {\n const carousels = SelectorEngine.find(SELECTOR_DATA_RIDE)\n\n for (let i = 0, len = carousels.length; i < len; i++) {\n Carousel.carouselInterface(carousels[i], Data.getData(carousels[i], DATA_KEY))\n }\n})\n\nconst $ = getjQuery()\n\n/**\n * ------------------------------------------------------------------------\n * jQuery\n * ------------------------------------------------------------------------\n * add .carousel to jQuery only if jQuery is present\n */\n/* istanbul ignore if */\nif ($) {\n const JQUERY_NO_CONFLICT = $.fn[NAME]\n $.fn[NAME] = Carousel.jQueryInterface\n $.fn[NAME].Constructor = Carousel\n $.fn[NAME].noConflict = () => {\n $.fn[NAME] = JQUERY_NO_CONFLICT\n return Carousel.jQueryInterface\n }\n}\n\nexport default Carousel\n","/**\n * --------------------------------------------------------------------------\n * Bootstrap (v5.0.0-alpha1): collapse.js\n * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)\n * --------------------------------------------------------------------------\n */\n\nimport {\n getjQuery,\n TRANSITION_END,\n emulateTransitionEnd,\n getSelectorFromElement,\n getElementFromSelector,\n getTransitionDurationFromElement,\n isElement,\n reflow,\n typeCheckConfig\n} from './util/index'\nimport Data from './dom/data'\nimport EventHandler from './dom/event-handler'\nimport Manipulator from './dom/manipulator'\nimport SelectorEngine from './dom/selector-engine'\n\n/**\n * ------------------------------------------------------------------------\n * Constants\n * ------------------------------------------------------------------------\n */\n\nconst NAME = 'collapse'\nconst VERSION = '5.0.0-alpha1'\nconst DATA_KEY = 'bs.collapse'\nconst EVENT_KEY = `.${DATA_KEY}`\nconst DATA_API_KEY = '.data-api'\n\nconst Default = {\n toggle: true,\n parent: ''\n}\n\nconst DefaultType = {\n toggle: 'boolean',\n parent: '(string|element)'\n}\n\nconst EVENT_SHOW = `show${EVENT_KEY}`\nconst EVENT_SHOWN = `shown${EVENT_KEY}`\nconst EVENT_HIDE = `hide${EVENT_KEY}`\nconst EVENT_HIDDEN = `hidden${EVENT_KEY}`\nconst EVENT_CLICK_DATA_API = `click${EVENT_KEY}${DATA_API_KEY}`\n\nconst CLASS_NAME_SHOW = 'show'\nconst CLASS_NAME_COLLAPSE = 'collapse'\nconst CLASS_NAME_COLLAPSING = 'collapsing'\nconst CLASS_NAME_COLLAPSED = 'collapsed'\n\nconst WIDTH = 'width'\nconst HEIGHT = 'height'\n\nconst SELECTOR_ACTIVES = '.show, .collapsing'\nconst SELECTOR_DATA_TOGGLE = '[data-toggle=\"collapse\"]'\n\n/**\n * ------------------------------------------------------------------------\n * Class Definition\n * ------------------------------------------------------------------------\n */\n\nclass Collapse {\n constructor(element, config) {\n this._isTransitioning = false\n this._element = element\n this._config = this._getConfig(config)\n this._triggerArray = SelectorEngine.find(\n `${SELECTOR_DATA_TOGGLE}[href=\"#${element.id}\"],` +\n `${SELECTOR_DATA_TOGGLE}[data-target=\"#${element.id}\"]`\n )\n\n const toggleList = SelectorEngine.find(SELECTOR_DATA_TOGGLE)\n\n for (let i = 0, len = toggleList.length; i < len; i++) {\n const elem = toggleList[i]\n const selector = getSelectorFromElement(elem)\n const filterElement = SelectorEngine.find(selector)\n .filter(foundElem => foundElem === element)\n\n if (selector !== null && filterElement.length) {\n this._selector = selector\n this._triggerArray.push(elem)\n }\n }\n\n this._parent = this._config.parent ? this._getParent() : null\n\n if (!this._config.parent) {\n this._addAriaAndCollapsedClass(this._element, this._triggerArray)\n }\n\n if (this._config.toggle) {\n this.toggle()\n }\n\n Data.setData(element, DATA_KEY, this)\n }\n\n // Getters\n\n static get VERSION() {\n return VERSION\n }\n\n static get Default() {\n return Default\n }\n\n // Public\n\n toggle() {\n if (this._element.classList.contains(CLASS_NAME_SHOW)) {\n this.hide()\n } else {\n this.show()\n }\n }\n\n show() {\n if (this._isTransitioning ||\n this._element.classList.contains(CLASS_NAME_SHOW)) {\n return\n }\n\n let actives\n let activesData\n\n if (this._parent) {\n actives = SelectorEngine.find(SELECTOR_ACTIVES, this._parent)\n .filter(elem => {\n if (typeof this._config.parent === 'string') {\n return elem.getAttribute('data-parent') === this._config.parent\n }\n\n return elem.classList.contains(CLASS_NAME_COLLAPSE)\n })\n\n if (actives.length === 0) {\n actives = null\n }\n }\n\n const container = SelectorEngine.findOne(this._selector)\n if (actives) {\n const tempActiveData = actives.filter(elem => container !== elem)\n activesData = tempActiveData[0] ? Data.getData(tempActiveData[0], DATA_KEY) : null\n\n if (activesData && activesData._isTransitioning) {\n return\n }\n }\n\n const startEvent = EventHandler.trigger(this._element, EVENT_SHOW)\n if (startEvent.defaultPrevented) {\n return\n }\n\n if (actives) {\n actives.forEach(elemActive => {\n if (container !== elemActive) {\n Collapse.collapseInterface(elemActive, 'hide')\n }\n\n if (!activesData) {\n Data.setData(elemActive, DATA_KEY, null)\n }\n })\n }\n\n const dimension = this._getDimension()\n\n this._element.classList.remove(CLASS_NAME_COLLAPSE)\n this._element.classList.add(CLASS_NAME_COLLAPSING)\n\n this._element.style[dimension] = 0\n\n if (this._triggerArray.length) {\n this._triggerArray.forEach(element => {\n element.classList.remove(CLASS_NAME_COLLAPSED)\n element.setAttribute('aria-expanded', true)\n })\n }\n\n this.setTransitioning(true)\n\n const complete = () => {\n this._element.classList.remove(CLASS_NAME_COLLAPSING)\n this._element.classList.add(CLASS_NAME_COLLAPSE, CLASS_NAME_SHOW)\n\n this._element.style[dimension] = ''\n\n this.setTransitioning(false)\n\n EventHandler.trigger(this._element, EVENT_SHOWN)\n }\n\n const capitalizedDimension = dimension[0].toUpperCase() + dimension.slice(1)\n const scrollSize = `scroll${capitalizedDimension}`\n const transitionDuration = getTransitionDurationFromElement(this._element)\n\n EventHandler.one(this._element, TRANSITION_END, complete)\n\n emulateTransitionEnd(this._element, transitionDuration)\n this._element.style[dimension] = `${this._element[scrollSize]}px`\n }\n\n hide() {\n if (this._isTransitioning ||\n !this._element.classList.contains(CLASS_NAME_SHOW)) {\n return\n }\n\n const startEvent = EventHandler.trigger(this._element, EVENT_HIDE)\n if (startEvent.defaultPrevented) {\n return\n }\n\n const dimension = this._getDimension()\n\n this._element.style[dimension] = `${this._element.getBoundingClientRect()[dimension]}px`\n\n reflow(this._element)\n\n this._element.classList.add(CLASS_NAME_COLLAPSING)\n this._element.classList.remove(CLASS_NAME_COLLAPSE, CLASS_NAME_SHOW)\n\n const triggerArrayLength = this._triggerArray.length\n if (triggerArrayLength > 0) {\n for (let i = 0; i < triggerArrayLength; i++) {\n const trigger = this._triggerArray[i]\n const elem = getElementFromSelector(trigger)\n\n if (elem && !elem.classList.contains(CLASS_NAME_SHOW)) {\n trigger.classList.add(CLASS_NAME_COLLAPSED)\n trigger.setAttribute('aria-expanded', false)\n }\n }\n }\n\n this.setTransitioning(true)\n\n const complete = () => {\n this.setTransitioning(false)\n this._element.classList.remove(CLASS_NAME_COLLAPSING)\n this._element.classList.add(CLASS_NAME_COLLAPSE)\n EventHandler.trigger(this._element, EVENT_HIDDEN)\n }\n\n this._element.style[dimension] = ''\n const transitionDuration = getTransitionDurationFromElement(this._element)\n\n EventHandler.one(this._element, TRANSITION_END, complete)\n emulateTransitionEnd(this._element, transitionDuration)\n }\n\n setTransitioning(isTransitioning) {\n this._isTransitioning = isTransitioning\n }\n\n dispose() {\n Data.removeData(this._element, DATA_KEY)\n\n this._config = null\n this._parent = null\n this._element = null\n this._triggerArray = null\n this._isTransitioning = null\n }\n\n // Private\n\n _getConfig(config) {\n config = {\n ...Default,\n ...config\n }\n config.toggle = Boolean(config.toggle) // Coerce string values\n typeCheckConfig(NAME, config, DefaultType)\n return config\n }\n\n _getDimension() {\n const hasWidth = this._element.classList.contains(WIDTH)\n return hasWidth ? WIDTH : HEIGHT\n }\n\n _getParent() {\n let { parent } = this._config\n\n if (isElement(parent)) {\n // it's a jQuery object\n if (typeof parent.jquery !== 'undefined' || typeof parent[0] !== 'undefined') {\n parent = parent[0]\n }\n } else {\n parent = SelectorEngine.findOne(parent)\n }\n\n const selector = `${SELECTOR_DATA_TOGGLE}[data-parent=\"${parent}\"]`\n\n SelectorEngine.find(selector, parent)\n .forEach(element => {\n const selected = getElementFromSelector(element)\n\n this._addAriaAndCollapsedClass(\n selected,\n [element]\n )\n })\n\n return parent\n }\n\n _addAriaAndCollapsedClass(element, triggerArray) {\n if (element) {\n const isOpen = element.classList.contains(CLASS_NAME_SHOW)\n\n if (triggerArray.length) {\n triggerArray.forEach(elem => {\n if (isOpen) {\n elem.classList.remove(CLASS_NAME_COLLAPSED)\n } else {\n elem.classList.add(CLASS_NAME_COLLAPSED)\n }\n\n elem.setAttribute('aria-expanded', isOpen)\n })\n }\n }\n }\n\n // Static\n\n static collapseInterface(element, config) {\n let data = Data.getData(element, DATA_KEY)\n const _config = {\n ...Default,\n ...Manipulator.getDataAttributes(element),\n ...typeof config === 'object' && config ? config : {}\n }\n\n if (!data && _config.toggle && typeof config === 'string' && /show|hide/.test(config)) {\n _config.toggle = false\n }\n\n if (!data) {\n data = new Collapse(element, _config)\n }\n\n if (typeof config === 'string') {\n if (typeof data[config] === 'undefined') {\n throw new TypeError(`No method named \"${config}\"`)\n }\n\n data[config]()\n }\n }\n\n static jQueryInterface(config) {\n return this.each(function () {\n Collapse.collapseInterface(this, config)\n })\n }\n\n static getInstance(element) {\n return Data.getData(element, DATA_KEY)\n }\n}\n\n/**\n * ------------------------------------------------------------------------\n * Data Api implementation\n * ------------------------------------------------------------------------\n */\n\nEventHandler.on(document, EVENT_CLICK_DATA_API, SELECTOR_DATA_TOGGLE, function (event) {\n // preventDefault only for elements (which change the URL) not inside the collapsible element\n if (event.target.tagName === 'A') {\n event.preventDefault()\n }\n\n const triggerData = Manipulator.getDataAttributes(this)\n const selector = getSelectorFromElement(this)\n const selectorElements = SelectorEngine.find(selector)\n\n selectorElements.forEach(element => {\n const data = Data.getData(element, DATA_KEY)\n let config\n if (data) {\n // update parent attribute\n if (data._parent === null && typeof triggerData.parent === 'string') {\n data._config.parent = triggerData.parent\n data._parent = data._getParent()\n }\n\n config = 'toggle'\n } else {\n config = triggerData\n }\n\n Collapse.collapseInterface(element, config)\n })\n})\n\nconst $ = getjQuery()\n\n/**\n * ------------------------------------------------------------------------\n * jQuery\n * ------------------------------------------------------------------------\n * add .collapse to jQuery only if jQuery is present\n */\n/* istanbul ignore if */\nif ($) {\n const JQUERY_NO_CONFLICT = $.fn[NAME]\n $.fn[NAME] = Collapse.jQueryInterface\n $.fn[NAME].Constructor = Collapse\n $.fn[NAME].noConflict = () => {\n $.fn[NAME] = JQUERY_NO_CONFLICT\n return Collapse.jQueryInterface\n }\n}\n\nexport default Collapse\n","/**\n * --------------------------------------------------------------------------\n * Bootstrap (v5.0.0-alpha1): dropdown.js\n * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)\n * --------------------------------------------------------------------------\n */\n\nimport {\n getjQuery,\n getElementFromSelector,\n isElement,\n isVisible,\n noop,\n typeCheckConfig\n} from './util/index'\nimport Data from './dom/data'\nimport EventHandler from './dom/event-handler'\nimport Manipulator from './dom/manipulator'\nimport Popper from 'popper.js'\nimport SelectorEngine from './dom/selector-engine'\n\n/**\n * ------------------------------------------------------------------------\n * Constants\n * ------------------------------------------------------------------------\n */\n\nconst NAME = 'dropdown'\nconst VERSION = '5.0.0-alpha1'\nconst DATA_KEY = 'bs.dropdown'\nconst EVENT_KEY = `.${DATA_KEY}`\nconst DATA_API_KEY = '.data-api'\n\nconst ESCAPE_KEY = 'Escape'\nconst SPACE_KEY = 'Space'\nconst TAB_KEY = 'Tab'\nconst ARROW_UP_KEY = 'ArrowUp'\nconst ARROW_DOWN_KEY = 'ArrowDown'\nconst RIGHT_MOUSE_BUTTON = 2 // MouseEvent.button value for the secondary button, usually the right button\n\nconst REGEXP_KEYDOWN = new RegExp(`${ARROW_UP_KEY}|${ARROW_DOWN_KEY}|${ESCAPE_KEY}`)\n\nconst EVENT_HIDE = `hide${EVENT_KEY}`\nconst EVENT_HIDDEN = `hidden${EVENT_KEY}`\nconst EVENT_SHOW = `show${EVENT_KEY}`\nconst EVENT_SHOWN = `shown${EVENT_KEY}`\nconst EVENT_CLICK = `click${EVENT_KEY}`\nconst EVENT_CLICK_DATA_API = `click${EVENT_KEY}${DATA_API_KEY}`\nconst EVENT_KEYDOWN_DATA_API = `keydown${EVENT_KEY}${DATA_API_KEY}`\nconst EVENT_KEYUP_DATA_API = `keyup${EVENT_KEY}${DATA_API_KEY}`\n\nconst CLASS_NAME_DISABLED = 'disabled'\nconst CLASS_NAME_SHOW = 'show'\nconst CLASS_NAME_DROPUP = 'dropup'\nconst CLASS_NAME_DROPRIGHT = 'dropright'\nconst CLASS_NAME_DROPLEFT = 'dropleft'\nconst CLASS_NAME_MENURIGHT = 'dropdown-menu-right'\nconst CLASS_NAME_NAVBAR = 'navbar'\nconst CLASS_NAME_POSITION_STATIC = 'position-static'\n\nconst SELECTOR_DATA_TOGGLE = '[data-toggle=\"dropdown\"]'\nconst SELECTOR_FORM_CHILD = '.dropdown form'\nconst SELECTOR_MENU = '.dropdown-menu'\nconst SELECTOR_NAVBAR_NAV = '.navbar-nav'\nconst SELECTOR_VISIBLE_ITEMS = '.dropdown-menu .dropdown-item:not(.disabled):not(:disabled)'\n\nconst PLACEMENT_TOP = 'top-start'\nconst PLACEMENT_TOPEND = 'top-end'\nconst PLACEMENT_BOTTOM = 'bottom-start'\nconst PLACEMENT_BOTTOMEND = 'bottom-end'\nconst PLACEMENT_RIGHT = 'right-start'\nconst PLACEMENT_LEFT = 'left-start'\n\nconst Default = {\n offset: 0,\n flip: true,\n boundary: 'scrollParent',\n reference: 'toggle',\n display: 'dynamic',\n popperConfig: null\n}\n\nconst DefaultType = {\n offset: '(number|string|function)',\n flip: 'boolean',\n boundary: '(string|element)',\n reference: '(string|element)',\n display: 'string',\n popperConfig: '(null|object)'\n}\n\n/**\n * ------------------------------------------------------------------------\n * Class Definition\n * ------------------------------------------------------------------------\n */\n\nclass Dropdown {\n constructor(element, config) {\n this._element = element\n this._popper = null\n this._config = this._getConfig(config)\n this._menu = this._getMenuElement()\n this._inNavbar = this._detectNavbar()\n\n this._addEventListeners()\n Data.setData(element, DATA_KEY, this)\n }\n\n // Getters\n\n static get VERSION() {\n return VERSION\n }\n\n static get Default() {\n return Default\n }\n\n static get DefaultType() {\n return DefaultType\n }\n\n // Public\n\n toggle() {\n if (this._element.disabled || this._element.classList.contains(CLASS_NAME_DISABLED)) {\n return\n }\n\n const isActive = this._element.classList.contains(CLASS_NAME_SHOW)\n\n Dropdown.clearMenus()\n\n if (isActive) {\n return\n }\n\n this.show()\n }\n\n show() {\n if (this._element.disabled || this._element.classList.contains(CLASS_NAME_DISABLED) || this._menu.classList.contains(CLASS_NAME_SHOW)) {\n return\n }\n\n const parent = Dropdown.getParentFromElement(this._element)\n const relatedTarget = {\n relatedTarget: this._element\n }\n\n const showEvent = EventHandler.trigger(this._element, EVENT_SHOW, relatedTarget)\n\n if (showEvent.defaultPrevented) {\n return\n }\n\n // Disable totally Popper.js for Dropdown in Navbar\n if (!this._inNavbar) {\n if (typeof Popper === 'undefined') {\n throw new TypeError('Bootstrap\\'s dropdowns require Popper.js (https://popper.js.org)')\n }\n\n let referenceElement = this._element\n\n if (this._config.reference === 'parent') {\n referenceElement = parent\n } else if (isElement(this._config.reference)) {\n referenceElement = this._config.reference\n\n // Check if it's jQuery element\n if (typeof this._config.reference.jquery !== 'undefined') {\n referenceElement = this._config.reference[0]\n }\n }\n\n // If boundary is not `scrollParent`, then set position to `static`\n // to allow the menu to \"escape\" the scroll parent's boundaries\n // https://github.com/twbs/bootstrap/issues/24251\n if (this._config.boundary !== 'scrollParent') {\n parent.classList.add(CLASS_NAME_POSITION_STATIC)\n }\n\n this._popper = new Popper(referenceElement, this._menu, this._getPopperConfig())\n }\n\n // If this is a touch-enabled device we add extra\n // empty mouseover listeners to the body's immediate children;\n // only needed because of broken event delegation on iOS\n // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html\n if ('ontouchstart' in document.documentElement &&\n !parent.closest(SELECTOR_NAVBAR_NAV)) {\n [].concat(...document.body.children)\n .forEach(elem => EventHandler.on(elem, 'mouseover', null, noop()))\n }\n\n this._element.focus()\n this._element.setAttribute('aria-expanded', true)\n\n Manipulator.toggleClass(this._menu, CLASS_NAME_SHOW)\n Manipulator.toggleClass(this._element, CLASS_NAME_SHOW)\n EventHandler.trigger(parent, EVENT_SHOWN, relatedTarget)\n }\n\n hide() {\n if (this._element.disabled || this._element.classList.contains(CLASS_NAME_DISABLED) || !this._menu.classList.contains(CLASS_NAME_SHOW)) {\n return\n }\n\n const parent = Dropdown.getParentFromElement(this._element)\n const relatedTarget = {\n relatedTarget: this._element\n }\n\n const hideEvent = EventHandler.trigger(parent, EVENT_HIDE, relatedTarget)\n\n if (hideEvent.defaultPrevented) {\n return\n }\n\n if (this._popper) {\n this._popper.destroy()\n }\n\n Manipulator.toggleClass(this._menu, CLASS_NAME_SHOW)\n Manipulator.toggleClass(this._element, CLASS_NAME_SHOW)\n EventHandler.trigger(parent, EVENT_HIDDEN, relatedTarget)\n }\n\n dispose() {\n Data.removeData(this._element, DATA_KEY)\n EventHandler.off(this._element, EVENT_KEY)\n this._element = null\n this._menu = null\n if (this._popper) {\n this._popper.destroy()\n this._popper = null\n }\n }\n\n update() {\n this._inNavbar = this._detectNavbar()\n if (this._popper) {\n this._popper.scheduleUpdate()\n }\n }\n\n // Private\n\n _addEventListeners() {\n EventHandler.on(this._element, EVENT_CLICK, event => {\n event.preventDefault()\n event.stopPropagation()\n this.toggle()\n })\n }\n\n _getConfig(config) {\n config = {\n ...this.constructor.Default,\n ...Manipulator.getDataAttributes(this._element),\n ...config\n }\n\n typeCheckConfig(\n NAME,\n config,\n this.constructor.DefaultType\n )\n\n return config\n }\n\n _getMenuElement() {\n return SelectorEngine.next(this._element, SELECTOR_MENU)[0]\n }\n\n _getPlacement() {\n const parentDropdown = this._element.parentNode\n let placement = PLACEMENT_BOTTOM\n\n // Handle dropup\n if (parentDropdown.classList.contains(CLASS_NAME_DROPUP)) {\n placement = PLACEMENT_TOP\n if (this._menu.classList.contains(CLASS_NAME_MENURIGHT)) {\n placement = PLACEMENT_TOPEND\n }\n } else if (parentDropdown.classList.contains(CLASS_NAME_DROPRIGHT)) {\n placement = PLACEMENT_RIGHT\n } else if (parentDropdown.classList.contains(CLASS_NAME_DROPLEFT)) {\n placement = PLACEMENT_LEFT\n } else if (this._menu.classList.contains(CLASS_NAME_MENURIGHT)) {\n placement = PLACEMENT_BOTTOMEND\n }\n\n return placement\n }\n\n _detectNavbar() {\n return Boolean(this._element.closest(`.${CLASS_NAME_NAVBAR}`))\n }\n\n _getOffset() {\n const offset = {}\n\n if (typeof this._config.offset === 'function') {\n offset.fn = data => {\n data.offsets = {\n ...data.offsets,\n ...this._config.offset(data.offsets, this._element) || {}\n }\n\n return data\n }\n } else {\n offset.offset = this._config.offset\n }\n\n return offset\n }\n\n _getPopperConfig() {\n const popperConfig = {\n placement: this._getPlacement(),\n modifiers: {\n offset: this._getOffset(),\n flip: {\n enabled: this._config.flip\n },\n preventOverflow: {\n boundariesElement: this._config.boundary\n }\n }\n }\n\n // Disable Popper.js if we have a static display\n if (this._config.display === 'static') {\n popperConfig.modifiers.applyStyle = {\n enabled: false\n }\n }\n\n return {\n ...popperConfig,\n ...this._config.popperConfig\n }\n }\n\n // Static\n\n static dropdownInterface(element, config) {\n let data = Data.getData(element, DATA_KEY)\n const _config = typeof config === 'object' ? config : null\n\n if (!data) {\n data = new Dropdown(element, _config)\n }\n\n if (typeof config === 'string') {\n if (typeof data[config] === 'undefined') {\n throw new TypeError(`No method named \"${config}\"`)\n }\n\n data[config]()\n }\n }\n\n static jQueryInterface(config) {\n return this.each(function () {\n Dropdown.dropdownInterface(this, config)\n })\n }\n\n static clearMenus(event) {\n if (event && (event.button === RIGHT_MOUSE_BUTTON ||\n (event.type === 'keyup' && event.key !== TAB_KEY))) {\n return\n }\n\n const toggles = SelectorEngine.find(SELECTOR_DATA_TOGGLE)\n\n for (let i = 0, len = toggles.length; i < len; i++) {\n const parent = Dropdown.getParentFromElement(toggles[i])\n const context = Data.getData(toggles[i], DATA_KEY)\n const relatedTarget = {\n relatedTarget: toggles[i]\n }\n\n if (event && event.type === 'click') {\n relatedTarget.clickEvent = event\n }\n\n if (!context) {\n continue\n }\n\n const dropdownMenu = context._menu\n if (!toggles[i].classList.contains(CLASS_NAME_SHOW)) {\n continue\n }\n\n if (event && ((event.type === 'click' &&\n /input|textarea/i.test(event.target.tagName)) ||\n (event.type === 'keyup' && event.key === TAB_KEY)) &&\n dropdownMenu.contains(event.target)) {\n continue\n }\n\n const hideEvent = EventHandler.trigger(parent, EVENT_HIDE, relatedTarget)\n if (hideEvent.defaultPrevented) {\n continue\n }\n\n // If this is a touch-enabled device we remove the extra\n // empty mouseover listeners we added for iOS support\n if ('ontouchstart' in document.documentElement) {\n [].concat(...document.body.children)\n .forEach(elem => EventHandler.off(elem, 'mouseover', null, noop()))\n }\n\n toggles[i].setAttribute('aria-expanded', 'false')\n\n if (context._popper) {\n context._popper.destroy()\n }\n\n dropdownMenu.classList.remove(CLASS_NAME_SHOW)\n toggles[i].classList.remove(CLASS_NAME_SHOW)\n EventHandler.trigger(parent, EVENT_HIDDEN, relatedTarget)\n }\n }\n\n static getParentFromElement(element) {\n return getElementFromSelector(element) || element.parentNode\n }\n\n static dataApiKeydownHandler(event) {\n // If not input/textarea:\n // - And not a key in REGEXP_KEYDOWN => not a dropdown command\n // If input/textarea:\n // - If space key => not a dropdown command\n // - If key is other than escape\n // - If key is not up or down => not a dropdown command\n // - If trigger inside the menu => not a dropdown command\n if (/input|textarea/i.test(event.target.tagName) ?\n event.key === SPACE_KEY || (event.key !== ESCAPE_KEY &&\n ((event.key !== ARROW_DOWN_KEY && event.key !== ARROW_UP_KEY) ||\n event.target.closest(SELECTOR_MENU))) :\n !REGEXP_KEYDOWN.test(event.key)) {\n return\n }\n\n event.preventDefault()\n event.stopPropagation()\n\n if (this.disabled || this.classList.contains(CLASS_NAME_DISABLED)) {\n return\n }\n\n const parent = Dropdown.getParentFromElement(this)\n const isActive = this.classList.contains(CLASS_NAME_SHOW)\n\n if (event.key === ESCAPE_KEY) {\n const button = this.matches(SELECTOR_DATA_TOGGLE) ? this : SelectorEngine.prev(this, SELECTOR_DATA_TOGGLE)[0]\n button.focus()\n Dropdown.clearMenus()\n return\n }\n\n if (!isActive || event.key === SPACE_KEY) {\n Dropdown.clearMenus()\n return\n }\n\n const items = SelectorEngine.find(SELECTOR_VISIBLE_ITEMS, parent)\n .filter(isVisible)\n\n if (!items.length) {\n return\n }\n\n let index = items.indexOf(event.target)\n\n if (event.key === ARROW_UP_KEY && index > 0) { // Up\n index--\n }\n\n if (event.key === ARROW_DOWN_KEY && index < items.length - 1) { // Down\n index++\n }\n\n // index is -1 if the first keydown is an ArrowUp\n index = index === -1 ? 0 : index\n\n items[index].focus()\n }\n\n static getInstance(element) {\n return Data.getData(element, DATA_KEY)\n }\n}\n\n/**\n * ------------------------------------------------------------------------\n * Data Api implementation\n * ------------------------------------------------------------------------\n */\n\nEventHandler.on(document, EVENT_KEYDOWN_DATA_API, SELECTOR_DATA_TOGGLE, Dropdown.dataApiKeydownHandler)\nEventHandler.on(document, EVENT_KEYDOWN_DATA_API, SELECTOR_MENU, Dropdown.dataApiKeydownHandler)\nEventHandler.on(document, EVENT_CLICK_DATA_API, Dropdown.clearMenus)\nEventHandler.on(document, EVENT_KEYUP_DATA_API, Dropdown.clearMenus)\nEventHandler.on(document, EVENT_CLICK_DATA_API, SELECTOR_DATA_TOGGLE, function (event) {\n event.preventDefault()\n event.stopPropagation()\n Dropdown.dropdownInterface(this, 'toggle')\n})\nEventHandler\n .on(document, EVENT_CLICK_DATA_API, SELECTOR_FORM_CHILD, e => e.stopPropagation())\n\nconst $ = getjQuery()\n\n/**\n * ------------------------------------------------------------------------\n * jQuery\n * ------------------------------------------------------------------------\n * add .dropdown to jQuery only if jQuery is present\n */\n/* istanbul ignore if */\nif ($) {\n const JQUERY_NO_CONFLICT = $.fn[NAME]\n $.fn[NAME] = Dropdown.jQueryInterface\n $.fn[NAME].Constructor = Dropdown\n $.fn[NAME].noConflict = () => {\n $.fn[NAME] = JQUERY_NO_CONFLICT\n return Dropdown.jQueryInterface\n }\n}\n\nexport default Dropdown\n","/**\n * --------------------------------------------------------------------------\n * Bootstrap (v5.0.0-alpha1): modal.js\n * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)\n * --------------------------------------------------------------------------\n */\n\nimport {\n getjQuery,\n TRANSITION_END,\n emulateTransitionEnd,\n getElementFromSelector,\n getTransitionDurationFromElement,\n isVisible,\n reflow,\n typeCheckConfig\n} from './util/index'\nimport Data from './dom/data'\nimport EventHandler from './dom/event-handler'\nimport Manipulator from './dom/manipulator'\nimport SelectorEngine from './dom/selector-engine'\n\n/**\n * ------------------------------------------------------------------------\n * Constants\n * ------------------------------------------------------------------------\n */\n\nconst NAME = 'modal'\nconst VERSION = '5.0.0-alpha1'\nconst DATA_KEY = 'bs.modal'\nconst EVENT_KEY = `.${DATA_KEY}`\nconst DATA_API_KEY = '.data-api'\nconst ESCAPE_KEY = 'Escape'\n\nconst Default = {\n backdrop: true,\n keyboard: true,\n focus: true,\n show: true\n}\n\nconst DefaultType = {\n backdrop: '(boolean|string)',\n keyboard: 'boolean',\n focus: 'boolean',\n show: 'boolean'\n}\n\nconst EVENT_HIDE = `hide${EVENT_KEY}`\nconst EVENT_HIDE_PREVENTED = `hidePrevented${EVENT_KEY}`\nconst EVENT_HIDDEN = `hidden${EVENT_KEY}`\nconst EVENT_SHOW = `show${EVENT_KEY}`\nconst EVENT_SHOWN = `shown${EVENT_KEY}`\nconst EVENT_FOCUSIN = `focusin${EVENT_KEY}`\nconst EVENT_RESIZE = `resize${EVENT_KEY}`\nconst EVENT_CLICK_DISMISS = `click.dismiss${EVENT_KEY}`\nconst EVENT_KEYDOWN_DISMISS = `keydown.dismiss${EVENT_KEY}`\nconst EVENT_MOUSEUP_DISMISS = `mouseup.dismiss${EVENT_KEY}`\nconst EVENT_MOUSEDOWN_DISMISS = `mousedown.dismiss${EVENT_KEY}`\nconst EVENT_CLICK_DATA_API = `click${EVENT_KEY}${DATA_API_KEY}`\n\nconst CLASS_NAME_SCROLLBAR_MEASURER = 'modal-scrollbar-measure'\nconst CLASS_NAME_BACKDROP = 'modal-backdrop'\nconst CLASS_NAME_OPEN = 'modal-open'\nconst CLASS_NAME_FADE = 'fade'\nconst CLASS_NAME_SHOW = 'show'\nconst CLASS_NAME_STATIC = 'modal-static'\n\nconst SELECTOR_DIALOG = '.modal-dialog'\nconst SELECTOR_MODAL_BODY = '.modal-body'\nconst SELECTOR_DATA_TOGGLE = '[data-toggle=\"modal\"]'\nconst SELECTOR_DATA_DISMISS = '[data-dismiss=\"modal\"]'\nconst SELECTOR_FIXED_CONTENT = '.fixed-top, .fixed-bottom, .is-fixed, .sticky-top'\nconst SELECTOR_STICKY_CONTENT = '.sticky-top'\n\n/**\n * ------------------------------------------------------------------------\n * Class Definition\n * ------------------------------------------------------------------------\n */\n\nclass Modal {\n constructor(element, config) {\n this._config = this._getConfig(config)\n this._element = element\n this._dialog = SelectorEngine.findOne(SELECTOR_DIALOG, element)\n this._backdrop = null\n this._isShown = false\n this._isBodyOverflowing = false\n this._ignoreBackdropClick = false\n this._isTransitioning = false\n this._scrollbarWidth = 0\n Data.setData(element, DATA_KEY, this)\n }\n\n // Getters\n\n static get VERSION() {\n return VERSION\n }\n\n static get Default() {\n return Default\n }\n\n // Public\n\n toggle(relatedTarget) {\n return this._isShown ? this.hide() : this.show(relatedTarget)\n }\n\n show(relatedTarget) {\n if (this._isShown || this._isTransitioning) {\n return\n }\n\n if (this._element.classList.contains(CLASS_NAME_FADE)) {\n this._isTransitioning = true\n }\n\n const showEvent = EventHandler.trigger(this._element, EVENT_SHOW, {\n relatedTarget\n })\n\n if (this._isShown || showEvent.defaultPrevented) {\n return\n }\n\n this._isShown = true\n\n this._checkScrollbar()\n this._setScrollbar()\n\n this._adjustDialog()\n\n this._setEscapeEvent()\n this._setResizeEvent()\n\n EventHandler.on(this._element,\n EVENT_CLICK_DISMISS,\n SELECTOR_DATA_DISMISS,\n event => this.hide(event)\n )\n\n EventHandler.on(this._dialog, EVENT_MOUSEDOWN_DISMISS, () => {\n EventHandler.one(this._element, EVENT_MOUSEUP_DISMISS, event => {\n if (event.target === this._element) {\n this._ignoreBackdropClick = true\n }\n })\n })\n\n this._showBackdrop(() => this._showElement(relatedTarget))\n }\n\n hide(event) {\n if (event) {\n event.preventDefault()\n }\n\n if (!this._isShown || this._isTransitioning) {\n return\n }\n\n const hideEvent = EventHandler.trigger(this._element, EVENT_HIDE)\n\n if (hideEvent.defaultPrevented) {\n return\n }\n\n this._isShown = false\n const transition = this._element.classList.contains(CLASS_NAME_FADE)\n\n if (transition) {\n this._isTransitioning = true\n }\n\n this._setEscapeEvent()\n this._setResizeEvent()\n\n EventHandler.off(document, EVENT_FOCUSIN)\n\n this._element.classList.remove(CLASS_NAME_SHOW)\n\n EventHandler.off(this._element, EVENT_CLICK_DISMISS)\n EventHandler.off(this._dialog, EVENT_MOUSEDOWN_DISMISS)\n\n if (transition) {\n const transitionDuration = getTransitionDurationFromElement(this._element)\n\n EventHandler.one(this._element, TRANSITION_END, event => this._hideModal(event))\n emulateTransitionEnd(this._element, transitionDuration)\n } else {\n this._hideModal()\n }\n }\n\n dispose() {\n [window, this._element, this._dialog]\n .forEach(htmlElement => EventHandler.off(htmlElement, EVENT_KEY))\n\n /**\n * `document` has 2 events `EVENT_FOCUSIN` and `EVENT_CLICK_DATA_API`\n * Do not move `document` in `htmlElements` array\n * It will remove `EVENT_CLICK_DATA_API` event that should remain\n */\n EventHandler.off(document, EVENT_FOCUSIN)\n\n Data.removeData(this._element, DATA_KEY)\n\n this._config = null\n this._element = null\n this._dialog = null\n this._backdrop = null\n this._isShown = null\n this._isBodyOverflowing = null\n this._ignoreBackdropClick = null\n this._isTransitioning = null\n this._scrollbarWidth = null\n }\n\n handleUpdate() {\n this._adjustDialog()\n }\n\n // Private\n\n _getConfig(config) {\n config = {\n ...Default,\n ...config\n }\n typeCheckConfig(NAME, config, DefaultType)\n return config\n }\n\n _showElement(relatedTarget) {\n const transition = this._element.classList.contains(CLASS_NAME_FADE)\n const modalBody = SelectorEngine.findOne(SELECTOR_MODAL_BODY, this._dialog)\n\n if (!this._element.parentNode ||\n this._element.parentNode.nodeType !== Node.ELEMENT_NODE) {\n // Don't move modal's DOM position\n document.body.appendChild(this._element)\n }\n\n this._element.style.display = 'block'\n this._element.removeAttribute('aria-hidden')\n this._element.setAttribute('aria-modal', true)\n this._element.setAttribute('role', 'dialog')\n this._element.scrollTop = 0\n\n if (modalBody) {\n modalBody.scrollTop = 0\n }\n\n if (transition) {\n reflow(this._element)\n }\n\n this._element.classList.add(CLASS_NAME_SHOW)\n\n if (this._config.focus) {\n this._enforceFocus()\n }\n\n const transitionComplete = () => {\n if (this._config.focus) {\n this._element.focus()\n }\n\n this._isTransitioning = false\n EventHandler.trigger(this._element, EVENT_SHOWN, {\n relatedTarget\n })\n }\n\n if (transition) {\n const transitionDuration = getTransitionDurationFromElement(this._dialog)\n\n EventHandler.one(this._dialog, TRANSITION_END, transitionComplete)\n emulateTransitionEnd(this._dialog, transitionDuration)\n } else {\n transitionComplete()\n }\n }\n\n _enforceFocus() {\n EventHandler.off(document, EVENT_FOCUSIN) // guard against infinite focus loop\n EventHandler.on(document, EVENT_FOCUSIN, event => {\n if (document !== event.target &&\n this._element !== event.target &&\n !this._element.contains(event.target)) {\n this._element.focus()\n }\n })\n }\n\n _setEscapeEvent() {\n if (this._isShown) {\n EventHandler.on(this._element, EVENT_KEYDOWN_DISMISS, event => {\n if (this._config.keyboard && event.key === ESCAPE_KEY) {\n event.preventDefault()\n this.hide()\n } else if (!this._config.keyboard && event.key === ESCAPE_KEY) {\n this._triggerBackdropTransition()\n }\n })\n } else {\n EventHandler.off(this._element, EVENT_KEYDOWN_DISMISS)\n }\n }\n\n _setResizeEvent() {\n if (this._isShown) {\n EventHandler.on(window, EVENT_RESIZE, () => this._adjustDialog())\n } else {\n EventHandler.off(window, EVENT_RESIZE)\n }\n }\n\n _hideModal() {\n this._element.style.display = 'none'\n this._element.setAttribute('aria-hidden', true)\n this._element.removeAttribute('aria-modal')\n this._element.removeAttribute('role')\n this._isTransitioning = false\n this._showBackdrop(() => {\n document.body.classList.remove(CLASS_NAME_OPEN)\n this._resetAdjustments()\n this._resetScrollbar()\n EventHandler.trigger(this._element, EVENT_HIDDEN)\n })\n }\n\n _removeBackdrop() {\n this._backdrop.parentNode.removeChild(this._backdrop)\n this._backdrop = null\n }\n\n _showBackdrop(callback) {\n const animate = this._element.classList.contains(CLASS_NAME_FADE) ?\n CLASS_NAME_FADE :\n ''\n\n if (this._isShown && this._config.backdrop) {\n this._backdrop = document.createElement('div')\n this._backdrop.className = CLASS_NAME_BACKDROP\n\n if (animate) {\n this._backdrop.classList.add(animate)\n }\n\n document.body.appendChild(this._backdrop)\n\n EventHandler.on(this._element, EVENT_CLICK_DISMISS, event => {\n if (this._ignoreBackdropClick) {\n this._ignoreBackdropClick = false\n return\n }\n\n if (event.target !== event.currentTarget) {\n return\n }\n\n this._triggerBackdropTransition()\n })\n\n if (animate) {\n reflow(this._backdrop)\n }\n\n this._backdrop.classList.add(CLASS_NAME_SHOW)\n\n if (!animate) {\n callback()\n return\n }\n\n const backdropTransitionDuration = getTransitionDurationFromElement(this._backdrop)\n\n EventHandler.one(this._backdrop, TRANSITION_END, callback)\n emulateTransitionEnd(this._backdrop, backdropTransitionDuration)\n } else if (!this._isShown && this._backdrop) {\n this._backdrop.classList.remove(CLASS_NAME_SHOW)\n\n const callbackRemove = () => {\n this._removeBackdrop()\n callback()\n }\n\n if (this._element.classList.contains(CLASS_NAME_FADE)) {\n const backdropTransitionDuration = getTransitionDurationFromElement(this._backdrop)\n EventHandler.one(this._backdrop, TRANSITION_END, callbackRemove)\n emulateTransitionEnd(this._backdrop, backdropTransitionDuration)\n } else {\n callbackRemove()\n }\n } else {\n callback()\n }\n }\n\n _triggerBackdropTransition() {\n if (this._config.backdrop === 'static') {\n const hideEvent = EventHandler.trigger(this._element, EVENT_HIDE_PREVENTED)\n if (hideEvent.defaultPrevented) {\n return\n }\n\n this._element.classList.add(CLASS_NAME_STATIC)\n const modalTransitionDuration = getTransitionDurationFromElement(this._element)\n EventHandler.one(this._element, TRANSITION_END, () => {\n this._element.classList.remove(CLASS_NAME_STATIC)\n })\n emulateTransitionEnd(this._element, modalTransitionDuration)\n this._element.focus()\n } else {\n this.hide()\n }\n }\n\n // ----------------------------------------------------------------------\n // the following methods are used to handle overflowing modals\n // ----------------------------------------------------------------------\n\n _adjustDialog() {\n const isModalOverflowing =\n this._element.scrollHeight > document.documentElement.clientHeight\n\n if (!this._isBodyOverflowing && isModalOverflowing) {\n this._element.style.paddingLeft = `${this._scrollbarWidth}px`\n }\n\n if (this._isBodyOverflowing && !isModalOverflowing) {\n this._element.style.paddingRight = `${this._scrollbarWidth}px`\n }\n }\n\n _resetAdjustments() {\n this._element.style.paddingLeft = ''\n this._element.style.paddingRight = ''\n }\n\n _checkScrollbar() {\n const rect = document.body.getBoundingClientRect()\n this._isBodyOverflowing = Math.round(rect.left + rect.right) < window.innerWidth\n this._scrollbarWidth = this._getScrollbarWidth()\n }\n\n _setScrollbar() {\n if (this._isBodyOverflowing) {\n // Note: DOMNode.style.paddingRight returns the actual value or '' if not set\n // while $(DOMNode).css('padding-right') returns the calculated value or 0 if not set\n\n // Adjust fixed content padding\n SelectorEngine.find(SELECTOR_FIXED_CONTENT)\n .forEach(element => {\n const actualPadding = element.style.paddingRight\n const calculatedPadding = window.getComputedStyle(element)['padding-right']\n Manipulator.setDataAttribute(element, 'padding-right', actualPadding)\n element.style.paddingRight = `${parseFloat(calculatedPadding) + this._scrollbarWidth}px`\n })\n\n // Adjust sticky content margin\n SelectorEngine.find(SELECTOR_STICKY_CONTENT)\n .forEach(element => {\n const actualMargin = element.style.marginRight\n const calculatedMargin = window.getComputedStyle(element)['margin-right']\n Manipulator.setDataAttribute(element, 'margin-right', actualMargin)\n element.style.marginRight = `${parseFloat(calculatedMargin) - this._scrollbarWidth}px`\n })\n\n // Adjust body padding\n const actualPadding = document.body.style.paddingRight\n const calculatedPadding = window.getComputedStyle(document.body)['padding-right']\n\n Manipulator.setDataAttribute(document.body, 'padding-right', actualPadding)\n document.body.style.paddingRight = `${parseFloat(calculatedPadding) + this._scrollbarWidth}px`\n }\n\n document.body.classList.add(CLASS_NAME_OPEN)\n }\n\n _resetScrollbar() {\n // Restore fixed content padding\n SelectorEngine.find(SELECTOR_FIXED_CONTENT)\n .forEach(element => {\n const padding = Manipulator.getDataAttribute(element, 'padding-right')\n if (typeof padding !== 'undefined') {\n Manipulator.removeDataAttribute(element, 'padding-right')\n element.style.paddingRight = padding\n }\n })\n\n // Restore sticky content and navbar-toggler margin\n SelectorEngine.find(`${SELECTOR_STICKY_CONTENT}`)\n .forEach(element => {\n const margin = Manipulator.getDataAttribute(element, 'margin-right')\n if (typeof margin !== 'undefined') {\n Manipulator.removeDataAttribute(element, 'margin-right')\n element.style.marginRight = margin\n }\n })\n\n // Restore body padding\n const padding = Manipulator.getDataAttribute(document.body, 'padding-right')\n if (typeof padding === 'undefined') {\n document.body.style.paddingRight = ''\n } else {\n Manipulator.removeDataAttribute(document.body, 'padding-right')\n document.body.style.paddingRight = padding\n }\n }\n\n _getScrollbarWidth() { // thx d.walsh\n const scrollDiv = document.createElement('div')\n scrollDiv.className = CLASS_NAME_SCROLLBAR_MEASURER\n document.body.appendChild(scrollDiv)\n const scrollbarWidth = scrollDiv.getBoundingClientRect().width - scrollDiv.clientWidth\n document.body.removeChild(scrollDiv)\n return scrollbarWidth\n }\n\n // Static\n\n static jQueryInterface(config, relatedTarget) {\n return this.each(function () {\n let data = Data.getData(this, DATA_KEY)\n const _config = {\n ...Default,\n ...Manipulator.getDataAttributes(this),\n ...typeof config === 'object' && config ? config : {}\n }\n\n if (!data) {\n data = new Modal(this, _config)\n }\n\n if (typeof config === 'string') {\n if (typeof data[config] === 'undefined') {\n throw new TypeError(`No method named \"${config}\"`)\n }\n\n data[config](relatedTarget)\n } else if (_config.show) {\n data.show(relatedTarget)\n }\n })\n }\n\n static getInstance(element) {\n return Data.getData(element, DATA_KEY)\n }\n}\n\n/**\n * ------------------------------------------------------------------------\n * Data Api implementation\n * ------------------------------------------------------------------------\n */\n\nEventHandler.on(document, EVENT_CLICK_DATA_API, SELECTOR_DATA_TOGGLE, function (event) {\n const target = getElementFromSelector(this)\n\n if (this.tagName === 'A' || this.tagName === 'AREA') {\n event.preventDefault()\n }\n\n EventHandler.one(target, EVENT_SHOW, showEvent => {\n if (showEvent.defaultPrevented) {\n // only register focus restorer if modal will actually get shown\n return\n }\n\n EventHandler.one(target, EVENT_HIDDEN, () => {\n if (isVisible(this)) {\n this.focus()\n }\n })\n })\n\n let data = Data.getData(target, DATA_KEY)\n if (!data) {\n const config = {\n ...Manipulator.getDataAttributes(target),\n ...Manipulator.getDataAttributes(this)\n }\n\n data = new Modal(target, config)\n }\n\n data.show(this)\n})\n\nconst $ = getjQuery()\n\n/**\n * ------------------------------------------------------------------------\n * jQuery\n * ------------------------------------------------------------------------\n * add .modal to jQuery only if jQuery is present\n */\n/* istanbul ignore if */\nif ($) {\n const JQUERY_NO_CONFLICT = $.fn[NAME]\n $.fn[NAME] = Modal.jQueryInterface\n $.fn[NAME].Constructor = Modal\n $.fn[NAME].noConflict = () => {\n $.fn[NAME] = JQUERY_NO_CONFLICT\n return Modal.jQueryInterface\n }\n}\n\nexport default Modal\n","/**\n * --------------------------------------------------------------------------\n * Bootstrap (v5.0.0-alpha1): util/sanitizer.js\n * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)\n * --------------------------------------------------------------------------\n */\n\nconst uriAttrs = [\n 'background',\n 'cite',\n 'href',\n 'itemtype',\n 'longdesc',\n 'poster',\n 'src',\n 'xlink:href'\n]\n\nconst ARIA_ATTRIBUTE_PATTERN = /^aria-[\\w-]*$/i\n\n/**\n * A pattern that recognizes a commonly useful subset of URLs that are safe.\n *\n * Shoutout to Angular 7 https://github.com/angular/angular/blob/7.2.4/packages/core/src/sanitization/url_sanitizer.ts\n */\nconst SAFE_URL_PATTERN = /^(?:(?:https?|mailto|ftp|tel|file):|[^#&/:?]*(?:[#/?]|$))/gi\n\n/**\n * A pattern that matches safe data URLs. Only matches image, video and audio types.\n *\n * Shoutout to Angular 7 https://github.com/angular/angular/blob/7.2.4/packages/core/src/sanitization/url_sanitizer.ts\n */\nconst DATA_URL_PATTERN = /^data:(?:image\\/(?:bmp|gif|jpeg|jpg|png|tiff|webp)|video\\/(?:mpeg|mp4|ogg|webm)|audio\\/(?:mp3|oga|ogg|opus));base64,[\\d+/a-z]+=*$/i\n\nconst allowedAttribute = (attr, allowedAttributeList) => {\n const attrName = attr.nodeName.toLowerCase()\n\n if (allowedAttributeList.indexOf(attrName) !== -1) {\n if (uriAttrs.indexOf(attrName) !== -1) {\n return Boolean(attr.nodeValue.match(SAFE_URL_PATTERN) || attr.nodeValue.match(DATA_URL_PATTERN))\n }\n\n return true\n }\n\n const regExp = allowedAttributeList.filter(attrRegex => attrRegex instanceof RegExp)\n\n // Check if a regular expression validates the attribute.\n for (let i = 0, len = regExp.length; i < len; i++) {\n if (attrName.match(regExp[i])) {\n return true\n }\n }\n\n return false\n}\n\nexport const DefaultWhitelist = {\n // Global attributes allowed on any supplied element below.\n '*': ['class', 'dir', 'id', 'lang', 'role', ARIA_ATTRIBUTE_PATTERN],\n a: ['target', 'href', 'title', 'rel'],\n area: [],\n b: [],\n br: [],\n col: [],\n code: [],\n div: [],\n em: [],\n hr: [],\n h1: [],\n h2: [],\n h3: [],\n h4: [],\n h5: [],\n h6: [],\n i: [],\n img: ['src', 'srcset', 'alt', 'title', 'width', 'height'],\n li: [],\n ol: [],\n p: [],\n pre: [],\n s: [],\n small: [],\n span: [],\n sub: [],\n sup: [],\n strong: [],\n u: [],\n ul: []\n}\n\nexport function sanitizeHtml(unsafeHtml, whiteList, sanitizeFn) {\n if (!unsafeHtml.length) {\n return unsafeHtml\n }\n\n if (sanitizeFn && typeof sanitizeFn === 'function') {\n return sanitizeFn(unsafeHtml)\n }\n\n const domParser = new window.DOMParser()\n const createdDocument = domParser.parseFromString(unsafeHtml, 'text/html')\n const whitelistKeys = Object.keys(whiteList)\n const elements = [].concat(...createdDocument.body.querySelectorAll('*'))\n\n for (let i = 0, len = elements.length; i < len; i++) {\n const el = elements[i]\n const elName = el.nodeName.toLowerCase()\n\n if (whitelistKeys.indexOf(elName) === -1) {\n el.parentNode.removeChild(el)\n\n continue\n }\n\n const attributeList = [].concat(...el.attributes)\n const whitelistedAttributes = [].concat(whiteList['*'] || [], whiteList[elName] || [])\n\n attributeList.forEach(attr => {\n if (!allowedAttribute(attr, whitelistedAttributes)) {\n el.removeAttribute(attr.nodeName)\n }\n })\n }\n\n return createdDocument.body.innerHTML\n}\n","/**\n * --------------------------------------------------------------------------\n * Bootstrap (v5.0.0-alpha1): tooltip.js\n * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)\n * --------------------------------------------------------------------------\n */\n\nimport {\n getjQuery,\n TRANSITION_END,\n emulateTransitionEnd,\n findShadowRoot,\n getTransitionDurationFromElement,\n getUID,\n isElement,\n noop,\n typeCheckConfig\n} from './util/index'\nimport {\n DefaultWhitelist,\n sanitizeHtml\n} from './util/sanitizer'\nimport Data from './dom/data'\nimport EventHandler from './dom/event-handler'\nimport Manipulator from './dom/manipulator'\nimport Popper from 'popper.js'\nimport SelectorEngine from './dom/selector-engine'\n\n/**\n * ------------------------------------------------------------------------\n * Constants\n * ------------------------------------------------------------------------\n */\n\nconst NAME = 'tooltip'\nconst VERSION = '5.0.0-alpha1'\nconst DATA_KEY = 'bs.tooltip'\nconst EVENT_KEY = `.${DATA_KEY}`\nconst CLASS_PREFIX = 'bs-tooltip'\nconst BSCLS_PREFIX_REGEX = new RegExp(`(^|\\\\s)${CLASS_PREFIX}\\\\S+`, 'g')\nconst DISALLOWED_ATTRIBUTES = ['sanitize', 'whiteList', 'sanitizeFn']\n\nconst DefaultType = {\n animation: 'boolean',\n template: 'string',\n title: '(string|element|function)',\n trigger: 'string',\n delay: '(number|object)',\n html: 'boolean',\n selector: '(string|boolean)',\n placement: '(string|function)',\n offset: '(number|string|function)',\n container: '(string|element|boolean)',\n fallbackPlacement: '(string|array)',\n boundary: '(string|element)',\n sanitize: 'boolean',\n sanitizeFn: '(null|function)',\n whiteList: 'object',\n popperConfig: '(null|object)'\n}\n\nconst AttachmentMap = {\n AUTO: 'auto',\n TOP: 'top',\n RIGHT: 'right',\n BOTTOM: 'bottom',\n LEFT: 'left'\n}\n\nconst Default = {\n animation: true,\n template: '
' +\n '
' +\n '
',\n trigger: 'hover focus',\n title: '',\n delay: 0,\n html: false,\n selector: false,\n placement: 'top',\n offset: 0,\n container: false,\n fallbackPlacement: 'flip',\n boundary: 'scrollParent',\n sanitize: true,\n sanitizeFn: null,\n whiteList: DefaultWhitelist,\n popperConfig: null\n}\n\nconst Event = {\n HIDE: `hide${EVENT_KEY}`,\n HIDDEN: `hidden${EVENT_KEY}`,\n SHOW: `show${EVENT_KEY}`,\n SHOWN: `shown${EVENT_KEY}`,\n INSERTED: `inserted${EVENT_KEY}`,\n CLICK: `click${EVENT_KEY}`,\n FOCUSIN: `focusin${EVENT_KEY}`,\n FOCUSOUT: `focusout${EVENT_KEY}`,\n MOUSEENTER: `mouseenter${EVENT_KEY}`,\n MOUSELEAVE: `mouseleave${EVENT_KEY}`\n}\n\nconst CLASS_NAME_FADE = 'fade'\nconst CLASS_NAME_MODAL = 'modal'\nconst CLASS_NAME_SHOW = 'show'\n\nconst HOVER_STATE_SHOW = 'show'\nconst HOVER_STATE_OUT = 'out'\n\nconst SELECTOR_TOOLTIP_INNER = '.tooltip-inner'\n\nconst TRIGGER_HOVER = 'hover'\nconst TRIGGER_FOCUS = 'focus'\nconst TRIGGER_CLICK = 'click'\nconst TRIGGER_MANUAL = 'manual'\n\n/**\n * ------------------------------------------------------------------------\n * Class Definition\n * ------------------------------------------------------------------------\n */\n\nclass Tooltip {\n constructor(element, config) {\n if (typeof Popper === 'undefined') {\n throw new TypeError('Bootstrap\\'s tooltips require Popper.js (https://popper.js.org)')\n }\n\n // private\n this._isEnabled = true\n this._timeout = 0\n this._hoverState = ''\n this._activeTrigger = {}\n this._popper = null\n\n // Protected\n this.element = element\n this.config = this._getConfig(config)\n this.tip = null\n\n this._setListeners()\n Data.setData(element, this.constructor.DATA_KEY, this)\n }\n\n // Getters\n\n static get VERSION() {\n return VERSION\n }\n\n static get Default() {\n return Default\n }\n\n static get NAME() {\n return NAME\n }\n\n static get DATA_KEY() {\n return DATA_KEY\n }\n\n static get Event() {\n return Event\n }\n\n static get EVENT_KEY() {\n return EVENT_KEY\n }\n\n static get DefaultType() {\n return DefaultType\n }\n\n // Public\n\n enable() {\n this._isEnabled = true\n }\n\n disable() {\n this._isEnabled = false\n }\n\n toggleEnabled() {\n this._isEnabled = !this._isEnabled\n }\n\n toggle(event) {\n if (!this._isEnabled) {\n return\n }\n\n if (event) {\n const dataKey = this.constructor.DATA_KEY\n let context = Data.getData(event.target, dataKey)\n\n if (!context) {\n context = new this.constructor(\n event.target,\n this._getDelegateConfig()\n )\n Data.setData(event.target, dataKey, context)\n }\n\n context._activeTrigger.click = !context._activeTrigger.click\n\n if (context._isWithActiveTrigger()) {\n context._enter(null, context)\n } else {\n context._leave(null, context)\n }\n } else {\n if (this.getTipElement().classList.contains(CLASS_NAME_SHOW)) {\n this._leave(null, this)\n return\n }\n\n this._enter(null, this)\n }\n }\n\n dispose() {\n clearTimeout(this._timeout)\n\n Data.removeData(this.element, this.constructor.DATA_KEY)\n\n EventHandler.off(this.element, this.constructor.EVENT_KEY)\n EventHandler.off(this.element.closest(`.${CLASS_NAME_MODAL}`), 'hide.bs.modal', this._hideModalHandler)\n\n if (this.tip) {\n this.tip.parentNode.removeChild(this.tip)\n }\n\n this._isEnabled = null\n this._timeout = null\n this._hoverState = null\n this._activeTrigger = null\n if (this._popper) {\n this._popper.destroy()\n }\n\n this._popper = null\n this.element = null\n this.config = null\n this.tip = null\n }\n\n show() {\n if (this.element.style.display === 'none') {\n throw new Error('Please use show on visible elements')\n }\n\n if (this.isWithContent() && this._isEnabled) {\n const showEvent = EventHandler.trigger(this.element, this.constructor.Event.SHOW)\n const shadowRoot = findShadowRoot(this.element)\n const isInTheDom = shadowRoot === null ?\n this.element.ownerDocument.documentElement.contains(this.element) :\n shadowRoot.contains(this.element)\n\n if (showEvent.defaultPrevented || !isInTheDom) {\n return\n }\n\n const tip = this.getTipElement()\n const tipId = getUID(this.constructor.NAME)\n\n tip.setAttribute('id', tipId)\n this.element.setAttribute('aria-describedby', tipId)\n\n this.setContent()\n\n if (this.config.animation) {\n tip.classList.add(CLASS_NAME_FADE)\n }\n\n const placement = typeof this.config.placement === 'function' ?\n this.config.placement.call(this, tip, this.element) :\n this.config.placement\n\n const attachment = this._getAttachment(placement)\n this._addAttachmentClass(attachment)\n\n const container = this._getContainer()\n Data.setData(tip, this.constructor.DATA_KEY, this)\n\n if (!this.element.ownerDocument.documentElement.contains(this.tip)) {\n container.appendChild(tip)\n }\n\n EventHandler.trigger(this.element, this.constructor.Event.INSERTED)\n\n this._popper = new Popper(this.element, tip, this._getPopperConfig(attachment))\n\n tip.classList.add(CLASS_NAME_SHOW)\n\n // If this is a touch-enabled device we add extra\n // empty mouseover listeners to the body's immediate children;\n // only needed because of broken event delegation on iOS\n // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html\n if ('ontouchstart' in document.documentElement) {\n [].concat(...document.body.children).forEach(element => {\n EventHandler.on(element, 'mouseover', noop())\n })\n }\n\n const complete = () => {\n if (this.config.animation) {\n this._fixTransition()\n }\n\n const prevHoverState = this._hoverState\n this._hoverState = null\n\n EventHandler.trigger(this.element, this.constructor.Event.SHOWN)\n\n if (prevHoverState === HOVER_STATE_OUT) {\n this._leave(null, this)\n }\n }\n\n if (this.tip.classList.contains(CLASS_NAME_FADE)) {\n const transitionDuration = getTransitionDurationFromElement(this.tip)\n EventHandler.one(this.tip, TRANSITION_END, complete)\n emulateTransitionEnd(this.tip, transitionDuration)\n } else {\n complete()\n }\n }\n }\n\n hide() {\n const tip = this.getTipElement()\n const complete = () => {\n if (this._hoverState !== HOVER_STATE_SHOW && tip.parentNode) {\n tip.parentNode.removeChild(tip)\n }\n\n this._cleanTipClass()\n this.element.removeAttribute('aria-describedby')\n EventHandler.trigger(this.element, this.constructor.Event.HIDDEN)\n this._popper.destroy()\n }\n\n const hideEvent = EventHandler.trigger(this.element, this.constructor.Event.HIDE)\n if (hideEvent.defaultPrevented) {\n return\n }\n\n tip.classList.remove(CLASS_NAME_SHOW)\n\n // If this is a touch-enabled device we remove the extra\n // empty mouseover listeners we added for iOS support\n if ('ontouchstart' in document.documentElement) {\n [].concat(...document.body.children)\n .forEach(element => EventHandler.off(element, 'mouseover', noop))\n }\n\n this._activeTrigger[TRIGGER_CLICK] = false\n this._activeTrigger[TRIGGER_FOCUS] = false\n this._activeTrigger[TRIGGER_HOVER] = false\n\n if (this.tip.classList.contains(CLASS_NAME_FADE)) {\n const transitionDuration = getTransitionDurationFromElement(tip)\n\n EventHandler.one(tip, TRANSITION_END, complete)\n emulateTransitionEnd(tip, transitionDuration)\n } else {\n complete()\n }\n\n this._hoverState = ''\n }\n\n update() {\n if (this._popper !== null) {\n this._popper.scheduleUpdate()\n }\n }\n\n // Protected\n\n isWithContent() {\n return Boolean(this.getTitle())\n }\n\n getTipElement() {\n if (this.tip) {\n return this.tip\n }\n\n const element = document.createElement('div')\n element.innerHTML = this.config.template\n\n this.tip = element.children[0]\n return this.tip\n }\n\n setContent() {\n const tip = this.getTipElement()\n this.setElementContent(SelectorEngine.findOne(SELECTOR_TOOLTIP_INNER, tip), this.getTitle())\n tip.classList.remove(CLASS_NAME_FADE, CLASS_NAME_SHOW)\n }\n\n setElementContent(element, content) {\n if (element === null) {\n return\n }\n\n if (typeof content === 'object' && isElement(content)) {\n if (content.jquery) {\n content = content[0]\n }\n\n // content is a DOM node or a jQuery\n if (this.config.html) {\n if (content.parentNode !== element) {\n element.innerHTML = ''\n element.appendChild(content)\n }\n } else {\n element.textContent = content.textContent\n }\n\n return\n }\n\n if (this.config.html) {\n if (this.config.sanitize) {\n content = sanitizeHtml(content, this.config.whiteList, this.config.sanitizeFn)\n }\n\n element.innerHTML = content\n } else {\n element.textContent = content\n }\n }\n\n getTitle() {\n let title = this.element.getAttribute('data-original-title')\n\n if (!title) {\n title = typeof this.config.title === 'function' ?\n this.config.title.call(this.element) :\n this.config.title\n }\n\n return title\n }\n\n // Private\n\n _getPopperConfig(attachment) {\n const defaultBsConfig = {\n placement: attachment,\n modifiers: {\n offset: this._getOffset(),\n flip: {\n behavior: this.config.fallbackPlacement\n },\n arrow: {\n element: `.${this.constructor.NAME}-arrow`\n },\n preventOverflow: {\n boundariesElement: this.config.boundary\n }\n },\n onCreate: data => {\n if (data.originalPlacement !== data.placement) {\n this._handlePopperPlacementChange(data)\n }\n },\n onUpdate: data => this._handlePopperPlacementChange(data)\n }\n\n return {\n ...defaultBsConfig,\n ...this.config.popperConfig\n }\n }\n\n _addAttachmentClass(attachment) {\n this.getTipElement().classList.add(`${CLASS_PREFIX}-${attachment}`)\n }\n\n _getOffset() {\n const offset = {}\n\n if (typeof this.config.offset === 'function') {\n offset.fn = data => {\n data.offsets = {\n ...data.offsets,\n ...this.config.offset(data.offsets, this.element) || {}\n }\n\n return data\n }\n } else {\n offset.offset = this.config.offset\n }\n\n return offset\n }\n\n _getContainer() {\n if (this.config.container === false) {\n return document.body\n }\n\n if (isElement(this.config.container)) {\n return this.config.container\n }\n\n return SelectorEngine.findOne(this.config.container)\n }\n\n _getAttachment(placement) {\n return AttachmentMap[placement.toUpperCase()]\n }\n\n _setListeners() {\n const triggers = this.config.trigger.split(' ')\n\n triggers.forEach(trigger => {\n if (trigger === 'click') {\n EventHandler.on(this.element,\n this.constructor.Event.CLICK,\n this.config.selector,\n event => this.toggle(event)\n )\n } else if (trigger !== TRIGGER_MANUAL) {\n const eventIn = trigger === TRIGGER_HOVER ?\n this.constructor.Event.MOUSEENTER :\n this.constructor.Event.FOCUSIN\n const eventOut = trigger === TRIGGER_HOVER ?\n this.constructor.Event.MOUSELEAVE :\n this.constructor.Event.FOCUSOUT\n\n EventHandler.on(this.element,\n eventIn,\n this.config.selector,\n event => this._enter(event)\n )\n EventHandler.on(this.element,\n eventOut,\n this.config.selector,\n event => this._leave(event)\n )\n }\n })\n\n this._hideModalHandler = () => {\n if (this.element) {\n this.hide()\n }\n }\n\n EventHandler.on(this.element.closest(`.${CLASS_NAME_MODAL}`),\n 'hide.bs.modal',\n this._hideModalHandler\n )\n\n if (this.config.selector) {\n this.config = {\n ...this.config,\n trigger: 'manual',\n selector: ''\n }\n } else {\n this._fixTitle()\n }\n }\n\n _fixTitle() {\n const titleType = typeof this.element.getAttribute('data-original-title')\n\n if (this.element.getAttribute('title') || titleType !== 'string') {\n this.element.setAttribute(\n 'data-original-title',\n this.element.getAttribute('title') || ''\n )\n\n this.element.setAttribute('title', '')\n }\n }\n\n _enter(event, context) {\n const dataKey = this.constructor.DATA_KEY\n context = context || Data.getData(event.target, dataKey)\n\n if (!context) {\n context = new this.constructor(\n event.target,\n this._getDelegateConfig()\n )\n Data.setData(event.target, dataKey, context)\n }\n\n if (event) {\n context._activeTrigger[\n event.type === 'focusin' ? TRIGGER_FOCUS : TRIGGER_HOVER\n ] = true\n }\n\n if (context.getTipElement().classList.contains(CLASS_NAME_SHOW) ||\n context._hoverState === HOVER_STATE_SHOW) {\n context._hoverState = HOVER_STATE_SHOW\n return\n }\n\n clearTimeout(context._timeout)\n\n context._hoverState = HOVER_STATE_SHOW\n\n if (!context.config.delay || !context.config.delay.show) {\n context.show()\n return\n }\n\n context._timeout = setTimeout(() => {\n if (context._hoverState === HOVER_STATE_SHOW) {\n context.show()\n }\n }, context.config.delay.show)\n }\n\n _leave(event, context) {\n const dataKey = this.constructor.DATA_KEY\n context = context || Data.getData(event.target, dataKey)\n\n if (!context) {\n context = new this.constructor(\n event.target,\n this._getDelegateConfig()\n )\n Data.setData(event.target, dataKey, context)\n }\n\n if (event) {\n context._activeTrigger[\n event.type === 'focusout' ? TRIGGER_FOCUS : TRIGGER_HOVER\n ] = false\n }\n\n if (context._isWithActiveTrigger()) {\n return\n }\n\n clearTimeout(context._timeout)\n\n context._hoverState = HOVER_STATE_OUT\n\n if (!context.config.delay || !context.config.delay.hide) {\n context.hide()\n return\n }\n\n context._timeout = setTimeout(() => {\n if (context._hoverState === HOVER_STATE_OUT) {\n context.hide()\n }\n }, context.config.delay.hide)\n }\n\n _isWithActiveTrigger() {\n for (const trigger in this._activeTrigger) {\n if (this._activeTrigger[trigger]) {\n return true\n }\n }\n\n return false\n }\n\n _getConfig(config) {\n const dataAttributes = Manipulator.getDataAttributes(this.element)\n\n Object.keys(dataAttributes)\n .forEach(dataAttr => {\n if (DISALLOWED_ATTRIBUTES.indexOf(dataAttr) !== -1) {\n delete dataAttributes[dataAttr]\n }\n })\n\n if (config && typeof config.container === 'object' && config.container.jquery) {\n config.container = config.container[0]\n }\n\n config = {\n ...this.constructor.Default,\n ...dataAttributes,\n ...typeof config === 'object' && config ? config : {}\n }\n\n if (typeof config.delay === 'number') {\n config.delay = {\n show: config.delay,\n hide: config.delay\n }\n }\n\n if (typeof config.title === 'number') {\n config.title = config.title.toString()\n }\n\n if (typeof config.content === 'number') {\n config.content = config.content.toString()\n }\n\n typeCheckConfig(\n NAME,\n config,\n this.constructor.DefaultType\n )\n\n if (config.sanitize) {\n config.template = sanitizeHtml(config.template, config.whiteList, config.sanitizeFn)\n }\n\n return config\n }\n\n _getDelegateConfig() {\n const config = {}\n\n if (this.config) {\n for (const key in this.config) {\n if (this.constructor.Default[key] !== this.config[key]) {\n config[key] = this.config[key]\n }\n }\n }\n\n return config\n }\n\n _cleanTipClass() {\n const tip = this.getTipElement()\n const tabClass = tip.getAttribute('class').match(BSCLS_PREFIX_REGEX)\n if (tabClass !== null && tabClass.length > 0) {\n tabClass.map(token => token.trim())\n .forEach(tClass => tip.classList.remove(tClass))\n }\n }\n\n _handlePopperPlacementChange(popperData) {\n const popperInstance = popperData.instance\n this.tip = popperInstance.popper\n this._cleanTipClass()\n this._addAttachmentClass(this._getAttachment(popperData.placement))\n }\n\n _fixTransition() {\n const tip = this.getTipElement()\n const initConfigAnimation = this.config.animation\n if (tip.getAttribute('x-placement') !== null) {\n return\n }\n\n tip.classList.remove(CLASS_NAME_FADE)\n this.config.animation = false\n this.hide()\n this.show()\n this.config.animation = initConfigAnimation\n }\n\n // Static\n\n static jQueryInterface(config) {\n return this.each(function () {\n let data = Data.getData(this, DATA_KEY)\n const _config = typeof config === 'object' && config\n\n if (!data && /dispose|hide/.test(config)) {\n return\n }\n\n if (!data) {\n data = new Tooltip(this, _config)\n }\n\n if (typeof config === 'string') {\n if (typeof data[config] === 'undefined') {\n throw new TypeError(`No method named \"${config}\"`)\n }\n\n data[config]()\n }\n })\n }\n\n static getInstance(element) {\n return Data.getData(element, DATA_KEY)\n }\n}\n\nconst $ = getjQuery()\n\n/**\n * ------------------------------------------------------------------------\n * jQuery\n * ------------------------------------------------------------------------\n * add .tooltip to jQuery only if jQuery is present\n */\n/* istanbul ignore if */\nif ($) {\n const JQUERY_NO_CONFLICT = $.fn[NAME]\n $.fn[NAME] = Tooltip.jQueryInterface\n $.fn[NAME].Constructor = Tooltip\n $.fn[NAME].noConflict = () => {\n $.fn[NAME] = JQUERY_NO_CONFLICT\n return Tooltip.jQueryInterface\n }\n}\n\nexport default Tooltip\n","/**\n * --------------------------------------------------------------------------\n * Bootstrap (v5.0.0-alpha1): popover.js\n * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)\n * --------------------------------------------------------------------------\n */\n\nimport { getjQuery } from './util/index'\nimport Data from './dom/data'\nimport SelectorEngine from './dom/selector-engine'\nimport Tooltip from './tooltip'\n\n/**\n * ------------------------------------------------------------------------\n * Constants\n * ------------------------------------------------------------------------\n */\n\nconst NAME = 'popover'\nconst VERSION = '5.0.0-alpha1'\nconst DATA_KEY = 'bs.popover'\nconst EVENT_KEY = `.${DATA_KEY}`\nconst CLASS_PREFIX = 'bs-popover'\nconst BSCLS_PREFIX_REGEX = new RegExp(`(^|\\\\s)${CLASS_PREFIX}\\\\S+`, 'g')\n\nconst Default = {\n ...Tooltip.Default,\n placement: 'right',\n trigger: 'click',\n content: '',\n template: '
' +\n '
' +\n '

' +\n '
'\n}\n\nconst DefaultType = {\n ...Tooltip.DefaultType,\n content: '(string|element|function)'\n}\n\nconst Event = {\n HIDE: `hide${EVENT_KEY}`,\n HIDDEN: `hidden${EVENT_KEY}`,\n SHOW: `show${EVENT_KEY}`,\n SHOWN: `shown${EVENT_KEY}`,\n INSERTED: `inserted${EVENT_KEY}`,\n CLICK: `click${EVENT_KEY}`,\n FOCUSIN: `focusin${EVENT_KEY}`,\n FOCUSOUT: `focusout${EVENT_KEY}`,\n MOUSEENTER: `mouseenter${EVENT_KEY}`,\n MOUSELEAVE: `mouseleave${EVENT_KEY}`\n}\n\nconst CLASS_NAME_FADE = 'fade'\nconst CLASS_NAME_SHOW = 'show'\n\nconst SELECTOR_TITLE = '.popover-header'\nconst SELECTOR_CONTENT = '.popover-body'\n\n/**\n * ------------------------------------------------------------------------\n * Class Definition\n * ------------------------------------------------------------------------\n */\n\nclass Popover extends Tooltip {\n // Getters\n\n static get VERSION() {\n return VERSION\n }\n\n static get Default() {\n return Default\n }\n\n static get NAME() {\n return NAME\n }\n\n static get DATA_KEY() {\n return DATA_KEY\n }\n\n static get Event() {\n return Event\n }\n\n static get EVENT_KEY() {\n return EVENT_KEY\n }\n\n static get DefaultType() {\n return DefaultType\n }\n\n // Overrides\n\n isWithContent() {\n return this.getTitle() || this._getContent()\n }\n\n setContent() {\n const tip = this.getTipElement()\n\n // we use append for html objects to maintain js events\n this.setElementContent(SelectorEngine.findOne(SELECTOR_TITLE, tip), this.getTitle())\n let content = this._getContent()\n if (typeof content === 'function') {\n content = content.call(this.element)\n }\n\n this.setElementContent(SelectorEngine.findOne(SELECTOR_CONTENT, tip), content)\n\n tip.classList.remove(CLASS_NAME_FADE, CLASS_NAME_SHOW)\n }\n\n _addAttachmentClass(attachment) {\n this.getTipElement().classList.add(`${CLASS_PREFIX}-${attachment}`)\n }\n\n // Private\n\n _getContent() {\n return this.element.getAttribute('data-content') ||\n this.config.content\n }\n\n _cleanTipClass() {\n const tip = this.getTipElement()\n const tabClass = tip.getAttribute('class').match(BSCLS_PREFIX_REGEX)\n if (tabClass !== null && tabClass.length > 0) {\n tabClass.map(token => token.trim())\n .forEach(tClass => tip.classList.remove(tClass))\n }\n }\n\n // Static\n\n static jQueryInterface(config) {\n return this.each(function () {\n let data = Data.getData(this, DATA_KEY)\n const _config = typeof config === 'object' ? config : null\n\n if (!data && /dispose|hide/.test(config)) {\n return\n }\n\n if (!data) {\n data = new Popover(this, _config)\n Data.setData(this, DATA_KEY, data)\n }\n\n if (typeof config === 'string') {\n if (typeof data[config] === 'undefined') {\n throw new TypeError(`No method named \"${config}\"`)\n }\n\n data[config]()\n }\n })\n }\n\n static getInstance(element) {\n return Data.getData(element, DATA_KEY)\n }\n}\n\nconst $ = getjQuery()\n\n/**\n * ------------------------------------------------------------------------\n * jQuery\n * ------------------------------------------------------------------------\n */\n/* istanbul ignore if */\nif ($) {\n const JQUERY_NO_CONFLICT = $.fn[NAME]\n $.fn[NAME] = Popover.jQueryInterface\n $.fn[NAME].Constructor = Popover\n $.fn[NAME].noConflict = () => {\n $.fn[NAME] = JQUERY_NO_CONFLICT\n return Popover.jQueryInterface\n }\n}\n\nexport default Popover\n","/**\n * --------------------------------------------------------------------------\n * Bootstrap (v5.0.0-alpha1): scrollspy.js\n * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)\n * --------------------------------------------------------------------------\n */\n\nimport {\n getjQuery,\n getSelectorFromElement,\n getUID,\n isElement,\n typeCheckConfig\n} from './util/index'\nimport Data from './dom/data'\nimport EventHandler from './dom/event-handler'\nimport Manipulator from './dom/manipulator'\nimport SelectorEngine from './dom/selector-engine'\n\n/**\n * ------------------------------------------------------------------------\n * Constants\n * ------------------------------------------------------------------------\n */\n\nconst NAME = 'scrollspy'\nconst VERSION = '5.0.0-alpha1'\nconst DATA_KEY = 'bs.scrollspy'\nconst EVENT_KEY = `.${DATA_KEY}`\nconst DATA_API_KEY = '.data-api'\n\nconst Default = {\n offset: 10,\n method: 'auto',\n target: ''\n}\n\nconst DefaultType = {\n offset: 'number',\n method: 'string',\n target: '(string|element)'\n}\n\nconst EVENT_ACTIVATE = `activate${EVENT_KEY}`\nconst EVENT_SCROLL = `scroll${EVENT_KEY}`\nconst EVENT_LOAD_DATA_API = `load${EVENT_KEY}${DATA_API_KEY}`\n\nconst CLASS_NAME_DROPDOWN_ITEM = 'dropdown-item'\nconst CLASS_NAME_ACTIVE = 'active'\n\nconst SELECTOR_DATA_SPY = '[data-spy=\"scroll\"]'\nconst SELECTOR_NAV_LIST_GROUP = '.nav, .list-group'\nconst SELECTOR_NAV_LINKS = '.nav-link'\nconst SELECTOR_NAV_ITEMS = '.nav-item'\nconst SELECTOR_LIST_ITEMS = '.list-group-item'\nconst SELECTOR_DROPDOWN = '.dropdown'\nconst SELECTOR_DROPDOWN_TOGGLE = '.dropdown-toggle'\n\nconst METHOD_OFFSET = 'offset'\nconst METHOD_POSITION = 'position'\n\n/**\n * ------------------------------------------------------------------------\n * Class Definition\n * ------------------------------------------------------------------------\n */\n\nclass ScrollSpy {\n constructor(element, config) {\n this._element = element\n this._scrollElement = element.tagName === 'BODY' ? window : element\n this._config = this._getConfig(config)\n this._selector = `${this._config.target} ${SELECTOR_NAV_LINKS},` +\n `${this._config.target} ${SELECTOR_LIST_ITEMS},` +\n `${this._config.target} .${CLASS_NAME_DROPDOWN_ITEM}`\n this._offsets = []\n this._targets = []\n this._activeTarget = null\n this._scrollHeight = 0\n\n EventHandler.on(this._scrollElement, EVENT_SCROLL, event => this._process(event))\n\n this.refresh()\n this._process()\n\n Data.setData(element, DATA_KEY, this)\n }\n\n // Getters\n\n static get VERSION() {\n return VERSION\n }\n\n static get Default() {\n return Default\n }\n\n // Public\n\n refresh() {\n const autoMethod = this._scrollElement === this._scrollElement.window ?\n METHOD_OFFSET :\n METHOD_POSITION\n\n const offsetMethod = this._config.method === 'auto' ?\n autoMethod :\n this._config.method\n\n const offsetBase = offsetMethod === METHOD_POSITION ?\n this._getScrollTop() :\n 0\n\n this._offsets = []\n this._targets = []\n\n this._scrollHeight = this._getScrollHeight()\n\n const targets = SelectorEngine.find(this._selector)\n\n targets\n .map(element => {\n let target\n const targetSelector = getSelectorFromElement(element)\n\n if (targetSelector) {\n target = SelectorEngine.findOne(targetSelector)\n }\n\n if (target) {\n const targetBCR = target.getBoundingClientRect()\n if (targetBCR.width || targetBCR.height) {\n return [\n Manipulator[offsetMethod](target).top + offsetBase,\n targetSelector\n ]\n }\n }\n\n return null\n })\n .filter(item => item)\n .sort((a, b) => a[0] - b[0])\n .forEach(item => {\n this._offsets.push(item[0])\n this._targets.push(item[1])\n })\n }\n\n dispose() {\n Data.removeData(this._element, DATA_KEY)\n EventHandler.off(this._scrollElement, EVENT_KEY)\n\n this._element = null\n this._scrollElement = null\n this._config = null\n this._selector = null\n this._offsets = null\n this._targets = null\n this._activeTarget = null\n this._scrollHeight = null\n }\n\n // Private\n\n _getConfig(config) {\n config = {\n ...Default,\n ...typeof config === 'object' && config ? config : {}\n }\n\n if (typeof config.target !== 'string' && isElement(config.target)) {\n let { id } = config.target\n if (!id) {\n id = getUID(NAME)\n config.target.id = id\n }\n\n config.target = `#${id}`\n }\n\n typeCheckConfig(NAME, config, DefaultType)\n\n return config\n }\n\n _getScrollTop() {\n return this._scrollElement === window ?\n this._scrollElement.pageYOffset :\n this._scrollElement.scrollTop\n }\n\n _getScrollHeight() {\n return this._scrollElement.scrollHeight || Math.max(\n document.body.scrollHeight,\n document.documentElement.scrollHeight\n )\n }\n\n _getOffsetHeight() {\n return this._scrollElement === window ?\n window.innerHeight :\n this._scrollElement.getBoundingClientRect().height\n }\n\n _process() {\n const scrollTop = this._getScrollTop() + this._config.offset\n const scrollHeight = this._getScrollHeight()\n const maxScroll = this._config.offset +\n scrollHeight -\n this._getOffsetHeight()\n\n if (this._scrollHeight !== scrollHeight) {\n this.refresh()\n }\n\n if (scrollTop >= maxScroll) {\n const target = this._targets[this._targets.length - 1]\n\n if (this._activeTarget !== target) {\n this._activate(target)\n }\n\n return\n }\n\n if (this._activeTarget && scrollTop < this._offsets[0] && this._offsets[0] > 0) {\n this._activeTarget = null\n this._clear()\n return\n }\n\n for (let i = this._offsets.length; i--;) {\n const isActiveTarget = this._activeTarget !== this._targets[i] &&\n scrollTop >= this._offsets[i] &&\n (typeof this._offsets[i + 1] === 'undefined' ||\n scrollTop < this._offsets[i + 1])\n\n if (isActiveTarget) {\n this._activate(this._targets[i])\n }\n }\n }\n\n _activate(target) {\n this._activeTarget = target\n\n this._clear()\n\n const queries = this._selector.split(',')\n .map(selector => `${selector}[data-target=\"${target}\"],${selector}[href=\"${target}\"]`)\n\n const link = SelectorEngine.findOne(queries.join(','))\n\n if (link.classList.contains(CLASS_NAME_DROPDOWN_ITEM)) {\n SelectorEngine\n .findOne(SELECTOR_DROPDOWN_TOGGLE, link.closest(SELECTOR_DROPDOWN))\n .classList.add(CLASS_NAME_ACTIVE)\n\n link.classList.add(CLASS_NAME_ACTIVE)\n } else {\n // Set triggered link as active\n link.classList.add(CLASS_NAME_ACTIVE)\n\n SelectorEngine\n .parents(link, SELECTOR_NAV_LIST_GROUP)\n .forEach(listGroup => {\n // Set triggered links parents as active\n // With both