text: /**
   * --------------------------------------------------------------------------
   * Bootstrap (v4.2.1): tab.js
   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   * --------------------------------------------------------------------------
   */
  
  import $ from 'jquery'
  import Util from './util'
  
  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */
  
  const NAME               = 'tab'
  const VERSION            = '4.2.1'
  const DATA_KEY           = 'bs.tab'
  const EVENT_KEY          = `.${DATA_KEY}`
  const DATA_API_KEY       = '.data-api'
  const JQUERY_NO_CONFLICT = $.fn[NAME]
  
  const Event = {
    HIDE           : `hide${EVENT_KEY}`,
    HIDDEN         : `hidden${EVENT_KEY}`,
    SHOW           : `show${EVENT_KEY}`,
    SHOWN          : `shown${EVENT_KEY}`,
    CLICK_DATA_API : `click${EVENT_KEY}${DATA_API_KEY}`
  }
  
  const ClassName = {
    DROPDOWN_MENU : 'dropdown-menu',
    ACTIVE        : 'active',
    DISABLED      : 'disabled',
    FADE          : 'fade',
    SHOW          : 'show'
  }
  
  const Selector = {
    DROPDOWN              : '.dropdown',
    NAV_LIST_GROUP        : '.nav, .list-group',
    ACTIVE                : '.active',
    ACTIVE_UL             : '> li > .active',
    DATA_TOGGLE           : '[data-toggle="tab"], [data-toggle="pill"], [data-toggle="list"]',
    DROPDOWN_TOGGLE       : '.dropdown-toggle',
    DROPDOWN_ACTIVE_CHILD : '> .dropdown-menu .active'
  }
  
  /**
   * ------------------------------------------------------------------------
   * Class Definition
   * ------------------------------------------------------------------------
   */
  
  class Tab {
    constructor(element) {
      this._element = element
    }
  
    // Getters
  
    static get VERSION() {
      return VERSION
    }
  
    // Public
  
    show() {
      if (this._element.parentNode &&
          this._element.parentNode.nodeType === Node.ELEMENT_NODE &&
          $(this._element).hasClass(ClassName.ACTIVE) ||
          $(this._element).hasClass(ClassName.DISABLED)) {
        return
      }
  
      let target
      let previous
      const listElement = $(this._element).closest(Selector.NAV_LIST_GROUP)[0]
      const selector = Util.getSelectorFromElement(this._element)
  
      if (listElement) {
        const itemSelector = listElement.nodeName === 'UL' || listElement.nodeName === 'OL' ? Selector.ACTIVE_UL : Selector.ACTIVE
        previous = $.makeArray($(listElement).find(itemSelector))
        previous = previous[previous.length - 1]
      }
  
      const hideEvent = $.Event(Event.HIDE, {
        relatedTarget: this._element
      })
  
      const showEvent = $.Event(Event.SHOW, {
        relatedTarget: previous
      })
  
      if (previous) {
        $(previous).trigger(hideEvent)
      }
  
      $(this._element).trigger(showEvent)
  
      if (showEvent.isDefaultPrevented() ||
          hideEvent.isDefaultPrevented()) {
        return
      }
  
      if (selector) {
        target = document.querySelector(selector)
      }
  
      this._activate(
        this._element,
        listElement
      )
  
      const complete = () => {
        const hiddenEvent = $.Event(Event.HIDDEN, {
          relatedTarget: this._element
        })
  
        const shownEvent = $.Event(Event.SHOWN, {
          relatedTarget: previous
        })
  
        $(previous).trigger(hiddenEvent)
        $(this._element).trigger(shownEvent)
      }
  
      if (target) {
        this._activate(target, target.parentNode, complete)
      } else {
        complete()
      }
    }
  
    dispose() {
      $.removeData(this._element, DATA_KEY)
      this._element = null
    }
  
    // Private
  
    _activate(element, container, callback) {
      const activeElements = container && (container.nodeName === 'UL' || container.nodeName === 'OL')
        ? $(container).find(Selector.ACTIVE_UL)
        : $(container).children(Selector.ACTIVE)
  
      const active = activeElements[0]
      const isTransitioning = callback && (active && $(active).hasClass(ClassName.FADE))
      const complete = () => this._transitionComplete(
        element,
        active,
        callback
      )
  
      if (active && isTransitioning) {
        const transitionDuration = Util.getTransitionDurationFromElement(active)
  
        $(active)
          .removeClass(ClassName.SHOW)
          .one(Util.TRANSITION_END, complete)
          .emulateTransitionEnd(transitionDuration)
      } else {
        complete()
      }
    }
  
    _transitionComplete(element, active, callback) {
      if (active) {
        $(active).removeClass(ClassName.ACTIVE)
  
        const dropdownChild = $(active.parentNode).find(
          Selector.DROPDOWN_ACTIVE_CHILD
        )[0]
  
        if (dropdownChild) {
          $(dropdownChild).removeClass(ClassName.ACTIVE)
        }
  
        if (active.getAttribute('role') === 'tab') {
          active.setAttribute('aria-selected', false)
        }
      }
  
      $(element).addClass(ClassName.ACTIVE)
      if (element.getAttribute('role') === 'tab') {
        element.setAttribute('aria-selected', true)
      }
  
      Util.reflow(element)
  
      if (element.classList.contains(ClassName.FADE)) {
        element.classList.add(ClassName.SHOW)
      }
  
      if (element.parentNode && $(element.parentNode).hasClass(ClassName.DROPDOWN_MENU)) {
        const dropdownElement = $(element).closest(Selector.DROPDOWN)[0]
  
        if (dropdownElement) {
          const dropdownToggleList = [].slice.call(dropdownElement.querySelectorAll(Selector.DROPDOWN_TOGGLE))
  
          $(dropdownToggleList).addClass(ClassName.ACTIVE)
        }
  
        element.setAttribute('aria-expanded', true)
      }
  
      if (callback) {
        callback()
      }
    }
  
    // Static
  
    static _jQueryInterface(config) {
      return this.each(function () {
        const $this = $(this)
        let data = $this.data(DATA_KEY)
  
        if (!data) {
          data = new Tab(this)
          $this.data(DATA_KEY, data)
        }
  
        if (typeof config === 'string') {
          if (typeof data[config] === 'undefined') {
            throw new TypeError(`No method named "${config}"`)
          }
          data[config]()
        }
      })
    }
  }
  
  /**
   * ------------------------------------------------------------------------
   * Data Api implementation
   * ------------------------------------------------------------------------
   */
  
  $(document)
    .on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
      event.preventDefault()
      Tab._jQueryInterface.call($(this), 'show')
    })
  
  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   */
  
  $.fn[NAME] = Tab._jQueryInterface
  $.fn[NAME].Constructor = Tab
  $.fn[NAME].noConflict = () => {
    $.fn[NAME] = JQUERY_NO_CONFLICT
    return Tab._jQueryInterface
  }
  
  export default Tab
  