bootstrap.bundle.js

    // Public
    _proto.enable = function enable() {
      this._isEnabled = true;
    };

    _proto.disable = function disable() {
      this._isEnabled = false;
    };

    _proto.toggleEnabled = function toggleEnabled() {
      this._isEnabled = !this._isEnabled;
    };

    _proto.toggle = function toggle(event) {
      if (!this._isEnabled) {
        return;
      }

      if (event) {
        var dataKey = this.constructor.DATA_KEY;
        var context = Data.getData(event.delegateTarget, dataKey);

        if (!context) {
          context = new this.constructor(event.delegateTarget, this._getDelegateConfig());
          Data.setData(event.delegateTarget, dataKey, context);
        }

        context._activeTrigger.click = !context._activeTrigger.click;

        if (context._isWithActiveTrigger()) {
          context._enter(null, context);
        } else {
          context._leave(null, context);
        }
      } else {
        if (this.getTipElement().classList.contains(CLASS_NAME_SHOW$3)) {
          this._leave(null, this);

          return;
        }

        this._enter(null, this);
      }
    };

    _proto.dispose = function dispose() {
      clearTimeout(this._timeout);
      Data.removeData(this.element, this.constructor.DATA_KEY);
      EventHandler.off(this.element, this.constructor.EVENT_KEY);
      EventHandler.off(this.element.closest("." + CLASS_NAME_MODAL), 'hide.bs.modal', this._hideModalHandler);

      if (this.tip) {
        this.tip.parentNode.removeChild(this.tip);
      }

      this._isEnabled = null;
      this._timeout = null;
      this._hoverState = null;
      this._activeTrigger = null;

      if (this._popper) {
        this._popper.destroy();
      }

      this._popper = null;
      this.element = null;
      this.config = null;
      this.tip = null;
    };

    _proto.show = function show() {
      var _this = this;

      if (this.element.style.display === 'none') {
        throw new Error('Please use show on visible elements');
      }

      if (this.isWithContent() && this._isEnabled) {
        var showEvent = EventHandler.trigger(this.element, this.constructor.Event.SHOW);
        var shadowRoot = findShadowRoot(this.element);
        var isInTheDom = shadowRoot === null ? this.element.ownerDocument.documentElement.contains(this.element) : shadowRoot.contains(this.element);

        if (showEvent.defaultPrevented || !isInTheDom) {
          return;
        }

        var tip = this.getTipElement();
        var tipId = getUID(this.constructor.NAME);
        tip.setAttribute('id', tipId);
        this.element.setAttribute('aria-describedby', tipId);
        this.setContent();

        if (this.config.animation) {
          tip.classList.add(CLASS_NAME_FADE$1);
        }

        var placement = typeof this.config.placement === 'function' ? this.config.placement.call(this, tip, this.element) : this.config.placement;

        var attachment = this._getAttachment(placement);

        this._addAttachmentClass(attachment);

        var container = this._getContainer();

        Data.setData(tip, this.constructor.DATA_KEY, this);

        if (!this.element.ownerDocument.documentElement.contains(this.tip)) {
          container.appendChild(tip);
        }

        EventHandler.trigger(this.element, this.constructor.Event.INSERTED);
        this._popper = new Popper(this.element, tip, this._getPopperConfig(attachment));
        tip.classList.add(CLASS_NAME_SHOW$3); // If this is a touch-enabled device we add extra
        // empty mouseover listeners to the body's immediate children;
        // only needed because of broken event delegation on iOS
        // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html

        if ('ontouchstart' in document.documentElement) {
          var _ref;

          (_ref = []).concat.apply(_ref, document.body.children).forEach(function (element) {
            EventHandler.on(element, 'mouseover', noop());
          });
        }

        var complete = function complete() {
          if (_this.config.animation) {
            _this._fixTransition();
          }

          var prevHoverState = _this._hoverState;
          _this._hoverState = null;
          EventHandler.trigger(_this.element, _this.constructor.Event.SHOWN);

          if (prevHoverState === HOVER_STATE_OUT) {
            _this._leave(null, _this);
          }
        };

        if (this.tip.classList.contains(CLASS_NAME_FADE$1)) {
          var transitionDuration = getTransitionDurationFromElement(this.tip);
          EventHandler.one(this.tip, TRANSITION_END, complete);
          emulateTransitionEnd(this.tip, transitionDuration);
        } else {
          complete();
        }
      }
    };

    _proto.hide = function hide() {
      var _this2 = this;

      if (!this._popper) {
        return;
      }

      var tip = this.getTipElement();

      var complete = function complete() {
        if (_this2._hoverState !== HOVER_STATE_SHOW && tip.parentNode) {
          tip.parentNode.removeChild(tip);
        }

        _this2._cleanTipClass();

        _this2.element.removeAttribute('aria-describedby');

        EventHandler.trigger(_this2.element, _this2.constructor.Event.HIDDEN);

        _this2._popper.destroy();
      };

      var hideEvent = EventHandler.trigger(this.element, this.constructor.Event.HIDE);

      if (hideEvent.defaultPrevented) {
        return;
      }

      tip.classList.remove(CLASS_NAME_SHOW$3); // If this is a touch-enabled device we remove the extra
      // empty mouseover listeners we added for iOS support

      if ('ontouchstart' in document.documentElement) {
        var _ref2;

        (_ref2 = []).concat.apply(_ref2, document.body.children).forEach(function (element) {
          return EventHandler.off(element, 'mouseover', noop);
        });
      }

      this._activeTrigger[TRIGGER_CLICK] = false;
      this._activeTrigger[TRIGGER_FOCUS] = false;
      this._activeTrigger[TRIGGER_HOVER] = false;

      if (this.tip.classList.contains(CLASS_NAME_FADE$1)) {
        var transitionDuration = getTransitionDurationFromElement(tip);
        EventHandler.one(tip, TRANSITION_END, complete);
        emulateTransitionEnd(tip, transitionDuration);
      } else {
        complete();
      }

      this._hoverState = '';
    };

    _proto.update = function update() {
      if (this._popper !== null) {
        this._popper.scheduleUpdate();
      }
    } // Protected
    ;

    _proto.isWithContent = function isWithContent() {
      return Boolean(this.getTitle());
    };

    _proto.getTipElement = function getTipElement() {
      if (this.tip) {
        return this.tip;
      }

      var element = document.createElement('div');
      element.innerHTML = this.config.template;
      this.tip = element.children[0];
      return this.tip;
    };

    _proto.setContent = function setContent() {
      var tip = this.getTipElement();
      this.setElementContent(SelectorEngine.findOne(SELECTOR_TOOLTIP_INNER, tip), this.getTitle());
      tip.classList.remove(CLASS_NAME_FADE$1, CLASS_NAME_SHOW$3);
    };

    _proto.setElementContent = function setElementContent(element, content) {
      if (element === null) {
        return;
      }

      if (typeof content === 'object' && isElement(content)) {
        if (content.jquery) {
          content = content[0];
        } // content is a DOM node or a jQuery


        if (this.config.html) {
          if (content.parentNode !== element) {
            element.innerHTML = '';
            element.appendChild(content);
          }
        } else {
          element.textContent = content.textContent;
        }

        return;
      }

      if (this.config.html) {
        if (this.config.sanitize) {
          content = sanitizeHtml(content, this.config.allowList, this.config.sanitizeFn);
        }

        element.innerHTML = content;
      } else {
        element.textContent = content;
      }
    };

    _proto.getTitle = function getTitle() {
      var title = this.element.getAttribute('data-bs-original-title');

      if (!title) {
        title = typeof this.config.title === 'function' ? this.config.title.call(this.element) : this.config.title;
      }

      return title;
    } // Private
    ;

    _proto._getPopperConfig = function _getPopperConfig(attachment) {
      var _this3 = this;

      var defaultBsConfig = {
        placement: attachment,
        modifiers: {
          offset: this._getOffset(),
          flip: {
            behavior: this.config.fallbackPlacement
          },
          arrow: {
            element: "." + this.constructor.NAME + "-arrow"
          },
          preventOverflow: {
            boundariesElement: this.config.boundary
          }
        },
        onCreate: function onCreate(data) {
          if (data.originalPlacement !== data.placement) {
            _this3._handlePopperPlacementChange(data);
          }
        },
        onUpdate: function onUpdate(data) {
          return _this3._handlePopperPlacementChange(data);
        }
      };
      return _extends({}, defaultBsConfig, this.config.popperConfig);
    };

    _proto._addAttachmentClass = function _addAttachmentClass(attachment) {
      this.getTipElement().classList.add(CLASS_PREFIX + "-" + attachment);
    };

    _proto._getOffset = function _getOffset() {
      var _this4 = this;

      var offset = {};

      if (typeof this.config.offset === 'function') {
        offset.fn = function (data) {
          data.offsets = _extends({}, data.offsets, _this4.config.offset(data.offsets, _this4.element) || {});
          return data;
        };
      } else {
        offset.offset = this.config.offset;
      }

      return offset;
    };

    _proto._getContainer = function _getContainer() {
      if (this.config.container === false) {
        return document.body;
      }

      if (isElement(this.config.container)) {
        return this.config.container;
      }

      return SelectorEngine.findOne(this.config.container);
    };

    _proto._getAttachment = function _getAttachment(placement) {
      return AttachmentMap[placement.toUpperCase()];
    };

    _proto._setListeners = function _setListeners() {
      var _this5 = this;

      var triggers = this.config.trigger.split(' ');
      triggers.forEach(function (trigger) {
        if (trigger === 'click') {
          EventHandler.on(_this5.element, _this5.constructor.Event.CLICK, _this5.config.selector, function (event) {
            return _this5.toggle(event);
          });
        } else if (trigger !== TRIGGER_MANUAL) {
          var eventIn = trigger === TRIGGER_HOVER ? _this5.constructor.Event.MOUSEENTER : _this5.constructor.Event.FOCUSIN;
          var eventOut = trigger === TRIGGER_HOVER ? _this5.constructor.Event.MOUSELEAVE : _this5.constructor.Event.FOCUSOUT;
          EventHandler.on(_this5.element, eventIn, _this5.config.selector, function (event) {
            return _this5._enter(event);
          });
          EventHandler.on(_this5.element, eventOut, _this5.config.selector, function (event) {
            return _this5._leave(event);
          });
        }
      });

      this._hideModalHandler = function () {
        if (_this5.element) {
          _this5.hide();
        }
      };

      EventHandler.on(this.element.closest("." + CLASS_NAME_MODAL), 'hide.bs.modal', this._hideModalHandler);

      if (this.config.selector) {
        this.config = _extends({}, this.config, {
          trigger: 'manual',
          selector: ''
        });
      } else {
        this._fixTitle();
      }
    };

    _proto._fixTitle = function _fixTitle() {
      var title = this.element.getAttribute('title');
      var originalTitleType = typeof this.element.getAttribute('data-bs-original-title');

      if (title || originalTitleType !== 'string') {
        this.element.setAttribute('data-bs-original-title', title || '');
        this.element.setAttribute('title', '');
      }
    };

    _proto._enter = function _enter(event, context) {
      var dataKey = this.constructor.DATA_KEY;
      context = context || Data.getData(event.delegateTarget, dataKey);

      if (!context) {
        context = new this.constructor(event.delegateTarget, this._getDelegateConfig());
        Data.setData(event.delegateTarget, dataKey, context);
      }

      if (event) {
        context._activeTrigger[event.type === 'focusin' ? TRIGGER_FOCUS : TRIGGER_HOVER] = true;
      }

      if (context.getTipElement().classList.contains(CLASS_NAME_SHOW$3) || context._hoverState === HOVER_STATE_SHOW) {
        context._hoverState = HOVER_STATE_SHOW;
        return;
      }

      clearTimeout(context._timeout);
      context._hoverState = HOVER_STATE_SHOW;

      if (!context.config.delay || !context.config.delay.show) {
        context.show();
        return;
      }

      context._timeout = setTimeout(function () {
        if (context._hoverState === HOVER_STATE_SHOW) {
          context.show();
        }
      }, context.config.delay.show);
    };

    _proto._leave = function _leave(event, context) {
      var dataKey = this.constructor.DATA_KEY;
      context = context || Data.getData(event.delegateTarget, dataKey);

      if (!context) {
        context = new this.constructor(event.delegateTarget, this._getDelegateConfig());
        Data.setData(event.delegateTarget, dataKey, context);
      }

      if (event) {
        context._activeTrigger[event.type === 'focusout' ? TRIGGER_FOCUS : TRIGGER_HOVER] = false;
      }

      if (context._isWithActiveTrigger()) {
        return;
      }

      clearTimeout(context._timeout);
      context._hoverState = HOVER_STATE_OUT;

      if (!context.config.delay || !context.config.delay.hide) {
        context.hide();
        return;
      }

      context._timeout = setTimeout(function () {
        if (context._hoverState === HOVER_STATE_OUT) {
          context.hide();
        }
      }, context.config.delay.hide);
    };

    _proto._isWithActiveTrigger = function _isWithActiveTrigger() {
      for (var trigger in this._activeTrigger) {
        if (this._activeTrigger[trigger]) {
          return true;
        }
      }

      return false;
    };

    _proto._getConfig = function _getConfig(config) {
      var dataAttributes = Manipulator.getDataAttributes(this.element);
      Object.keys(dataAttributes).forEach(function (dataAttr) {
        if (DISALLOWED_ATTRIBUTES.has(dataAttr)) {
          delete dataAttributes[dataAttr];
        }
      });

      if (config && typeof config.container === 'object' && config.container.jquery) {
        config.container = config.container[0];
      }

      config = _extends({}, this.constructor.Default, dataAttributes, typeof config === 'object' && config ? config : {});

      if (typeof config.delay === 'number') {
        config.delay = {
          show: config.delay,
          hide: config.delay
        };
      }

      if (typeof config.title === 'number') {
        config.title = config.title.toString();
      }

      if (typeof config.content === 'number') {
        config.content = config.content.toString();
      }

      typeCheckConfig(NAME$6, config, this.constructor.DefaultType);

      if (config.sanitize) {
        config.template = sanitizeHtml(config.template, config.allowList, config.sanitizeFn);
      }

      return config;
    };

    _proto._getDelegateConfig = function _getDelegateConfig() {
      var config = {};

      if (this.config) {
        for (var key in this.config) {
          if (this.constructor.Default[key] !== this.config[key]) {
            config[key] = this.config[key];
          }
        }
      }

      return config;
    };

    _proto._cleanTipClass = function _cleanTipClass() {
      var tip = this.getTipElement();
      var tabClass = tip.getAttribute('class').match(BSCLS_PREFIX_REGEX);

      if (tabClass !== null && tabClass.length > 0) {
        tabClass.map(function (token) {
          return token.trim();
        }).forEach(function (tClass) {
          return tip.classList.remove(tClass);
        });
      }
    };

    _proto._handlePopperPlacementChange = function _handlePopperPlacementChange(popperData) {
      this.tip = popperData.instance.popper;

      this._cleanTipClass();

      this._addAttachmentClass(this._getAttachment(popperData.placement));
    };

    _proto._fixTransition = function _fixTransition() {
      var tip = this.getTipElement();
      var initConfigAnimation = this.config.animation;

      if (tip.getAttribute('x-placement') !== null) {
        return;
      }

      tip.classList.remove(CLASS_NAME_FADE$1);
      this.config.animation = false;
      this.hide();
      this.show();
      this.config.animation = initConfigAnimation;
    } // Static
    ;

    Tooltip.jQueryInterface = function jQueryInterface(config) {
      return this.each(function () {
        var data = Data.getData(this, DATA_KEY$6);

        var _config = typeof config === 'object' && config;

        if (!data && /dispose|hide/.test(config)) {
          return;
        }

        if (!data) {
          data = new Tooltip(this, _config);
        }

        if (typeof config === 'string') {
          if (typeof data[config] === 'undefined') {
            throw new TypeError("No method named \"" + config + "\"");
          }

          data[config]();
        }
      });
    };

    Tooltip.getInstance = function getInstance(element) {
      return Data.getData(element, DATA_KEY$6);
    };

    _createClass(Tooltip, null, [{
      key: "VERSION",
      get: function get() {
        return VERSION$6;
      }
    }, {
      key: "Default",
      get: function get() {
        return Default$4;
      }
    }, {
      key: "NAME",
      get: function get() {
        return NAME$6;
      }
    }, {
      key: "DATA_KEY",
      get: function get() {
        return DATA_KEY$6;
      }
    }, {
      key: "Event",
      get: function get() {
        return Event$1;
      }
    }, {
      key: "EVENT_KEY",
      get: function get() {
        return EVENT_KEY$6;
      }
    }, {
      key: "DefaultType",
      get: function get() {
        return DefaultType$4;
      }
    }]);

    return Tooltip;
  }();
  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   * add .Tooltip to jQuery only if jQuery is present
   */


  onDOMContentLoaded(function () {
    var $ = getjQuery();
    /* istanbul ignore if */

    if ($) {
      var JQUERY_NO_CONFLICT = $.fn[NAME$6];
      $.fn[NAME$6] = Tooltip.jQueryInterface;
      $.fn[NAME$6].Constructor = Tooltip;

      $.fn[NAME$6].noConflict = function () {
        $.fn[NAME$6] = JQUERY_NO_CONFLICT;
        return Tooltip.jQueryInterface;
      };
    }
  });

  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */

  var NAME$7 = 'popover';
  var VERSION$7 = '5.0.0-alpha3';
  var DATA_KEY$7 = 'bs.popover';
  var EVENT_KEY$7 = "." + DATA_KEY$7;
  var CLASS_PREFIX$1 = 'bs-popover';
  var BSCLS_PREFIX_REGEX$1 = new RegExp("(^|\\s)" + CLASS_PREFIX$1 + "\\S+", 'g');

  var Default$5 = _extends({}, Tooltip.Default, {
    placement: 'right',
    trigger: 'click',
    content: '',
    template: '<div class="popover" role="tooltip">' + '<div class="popover-arrow"></div>' + '<h3 class="popover-header"></h3>' + '<div class="popover-body"></div></div>'
  });

  var DefaultType$5 = _extends({}, Tooltip.DefaultType, {
    content: '(string|element|function)'
  });

  var Event$2 = {
    HIDE: "hide" + EVENT_KEY$7,
    HIDDEN: "hidden" + EVENT_KEY$7,
    SHOW: "show" + EVENT_KEY$7,
    SHOWN: "shown" + EVENT_KEY$7,
    INSERTED: "inserted" + EVENT_KEY$7,
    CLICK: "click" + EVENT_KEY$7,
    FOCUSIN: "focusin" + EVENT_KEY$7,
    FOCUSOUT: "focusout" + EVENT_KEY$7,
    MOUSEENTER: "mouseenter" + EVENT_KEY$7,
    MOUSELEAVE: "mouseleave" + EVENT_KEY$7
  };
  var CLASS_NAME_FADE$2 = 'fade';
  var CLASS_NAME_SHOW$4 = 'show';
  var SELECTOR_TITLE = '.popover-header';
  var SELECTOR_CONTENT = '.popover-body';
  /**
   * ------------------------------------------------------------------------
   * Class Definition
   * ------------------------------------------------------------------------
   */

  var Popover = /*#__PURE__*/function (_Tooltip) {
    _inheritsLoose(Popover, _Tooltip);

    function Popover() {
      return _Tooltip.apply(this, arguments) || this;
    }

    var _proto = Popover.prototype;

    // Overrides
    _proto.isWithContent = function isWithContent() {
      return this.getTitle() || this._getContent();
    };

    _proto.setContent = function setContent() {
      var tip = this.getTipElement(); // we use append for html objects to maintain js events

      this.setElementContent(SelectorEngine.findOne(SELECTOR_TITLE, tip), this.getTitle());

      var content = this._getContent();

      if (typeof content === 'function') {
        content = content.call(this.element);
      }

      this.setElementContent(SelectorEngine.findOne(SELECTOR_CONTENT, tip), content);
      tip.classList.remove(CLASS_NAME_FADE$2, CLASS_NAME_SHOW$4);
    } // Private
    ;

    _proto._addAttachmentClass = function _addAttachmentClass(attachment) {
      this.getTipElement().classList.add(CLASS_PREFIX$1 + "-" + attachment);
    };

    _proto._getContent = function _getContent() {
      return this.element.getAttribute('data-bs-content') || this.config.content;
    };

    _proto._cleanTipClass = function _cleanTipClass() {
      var tip = this.getTipElement();
      var tabClass = tip.getAttribute('class').match(BSCLS_PREFIX_REGEX$1);

      if (tabClass !== null && tabClass.length > 0) {
        tabClass.map(function (token) {
          return token.trim();
        }).forEach(function (tClass) {
          return tip.classList.remove(tClass);
        });
      }
    } // Static
    ;

    Popover.jQueryInterface = function jQueryInterface(config) {
      return this.each(function () {
        var data = Data.getData(this, DATA_KEY$7);

        var _config = typeof config === 'object' ? config : null;

        if (!data && /dispose|hide/.test(config)) {
          return;
        }

        if (!data) {
          data = new Popover(this, _config);
          Data.setData(this, DATA_KEY$7, data);
        }

        if (typeof config === 'string') {
          if (typeof data[config] === 'undefined') {
            throw new TypeError("No method named \"" + config + "\"");
          }

          data[config]();
        }
      });
    };

    Popover.getInstance = function getInstance(element) {
      return Data.getData(element, DATA_KEY$7);
    };

    _createClass(Popover, null, [{
      key: "VERSION",
      // Getters
      get: function get() {
        return VERSION$7;
      }
    }, {
      key: "Default",
      get: function get() {
        return Default$5;
      }
    }, {
      key: "NAME",
      get: function get() {
        return NAME$7;
      }
    }, {
      key: "DATA_KEY",
      get: function get() {
        return DATA_KEY$7;
      }
    }, {
      key: "Event",
      get: function get() {
        return Event$2;
      }
    }, {
      key: "EVENT_KEY",
      get: function get() {
        return EVENT_KEY$7;
      }
    }, {
      key: "DefaultType",
      get: function get() {
        return DefaultType$5;
      }
    }]);

    return Popover;
  }(Tooltip);
  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   * add .Popover to jQuery only if jQuery is present
   */


  onDOMContentLoaded(function () {
    var $ = getjQuery();
    /* istanbul ignore if */

    if ($) {
      var JQUERY_NO_CONFLICT = $.fn[NAME$7];
      $.fn[NAME$7] = Popover.jQueryInterface;
      $.fn[NAME$7].Constructor = Popover;

      $.fn[NAME$7].noConflict = function () {
        $.fn[NAME$7] = JQUERY_NO_CONFLICT;
        return Popover.jQueryInterface;
      };
    }
  });

  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */

  var NAME$8 = 'scrollspy';
  var VERSION$8 = '5.0.0-alpha3';
  var DATA_KEY$8 = 'bs.scrollspy';
  var EVENT_KEY$8 = "." + DATA_KEY$8;
  var DATA_API_KEY$6 = '.data-api';
  var Default$6 = {
    offset: 10,
    method: 'auto',
    target: ''
  };
  var DefaultType$6 = {
    offset: 'number',
    method: 'string',
    target: '(string|element)'
  };
  var EVENT_ACTIVATE = "activate" + EVENT_KEY$8;
  var EVENT_SCROLL = "scroll" + EVENT_KEY$8;
  var EVENT_LOAD_DATA_API$1 = "load" + EVENT_KEY$8 + DATA_API_KEY$6;
  var CLASS_NAME_DROPDOWN_ITEM = 'dropdown-item';
  var CLASS_NAME_ACTIVE$2 = 'active';
  var SELECTOR_DATA_SPY = '[data-bs-spy="scroll"]';
  var SELECTOR_NAV_LIST_GROUP = '.nav, .list-group';
  var SELECTOR_NAV_LINKS = '.nav-link';
  var SELECTOR_NAV_ITEMS = '.nav-item';
  var SELECTOR_LIST_ITEMS = '.list-group-item';
  var SELECTOR_DROPDOWN = '.dropdown';
  var SELECTOR_DROPDOWN_TOGGLE = '.dropdown-toggle';
  var METHOD_OFFSET = 'offset';
  var METHOD_POSITION = 'position';
  /**
   * ------------------------------------------------------------------------
   * Class Definition
   * ------------------------------------------------------------------------
   */

  var ScrollSpy = /*#__PURE__*/function () {
    function ScrollSpy(element, config) {
      var _this = this;

      this._element = element;
      this._scrollElement = element.tagName === 'BODY' ? window : element;
      this._config = this._getConfig(config);
      this._selector = this._config.target + " " + SELECTOR_NAV_LINKS + ", " + this._config.target + " " + SELECTOR_LIST_ITEMS + ", " + this._config.target + " ." + CLASS_NAME_DROPDOWN_ITEM;
      this._offsets = [];
      this._targets = [];
      this._activeTarget = null;
      this._scrollHeight = 0;
      EventHandler.on(this._scrollElement, EVENT_SCROLL, function (event) {
        return _this._process(event);
      });
      this.refresh();

      this._process();

      Data.setData(element, DATA_KEY$8, this);
    } // Getters


    var _proto = ScrollSpy.prototype;

    // Public
    _proto.refresh = function refresh() {
      var _this2 = this;

      var autoMethod = this._scrollElement === this._scrollElement.window ? METHOD_OFFSET : METHOD_POSITION;
      var offsetMethod = this._config.method === 'auto' ? autoMethod : this._config.method;
      var offsetBase = offsetMethod === METHOD_POSITION ? this._getScrollTop() : 0;
      this._offsets = [];
      this._targets = [];
      this._scrollHeight = this._getScrollHeight();
      var targets = SelectorEngine.find(this._selector);
      targets.map(function (element) {
        var targetSelector = getSelectorFromElement(element);
        var target = targetSelector ? SelectorEngine.findOne(targetSelector) : null;

        if (target) {
          var targetBCR = target.getBoundingClientRect();

          if (targetBCR.width || targetBCR.height) {
            return [Manipulator[offsetMethod](target).top + offsetBase, targetSelector];
          }
        }

        return null;
      }).filter(function (item) {
        return item;
      }).sort(function (a, b) {
        return a[0] - b[0];
      }).forEach(function (item) {
        _this2._offsets.push(item[0]);

        _this2._targets.push(item[1]);
      });
    };

    _proto.dispose = function dispose() {
      Data.removeData(this._element, DATA_KEY$8);
      EventHandler.off(this._scrollElement, EVENT_KEY$8);
      this._element = null;
      this._scrollElement = null;
      this._config = null;
      this._selector = null;
      this._offsets = null;
      this._targets = null;
      this._activeTarget = null;
      this._scrollHeight = null;
    } // Private
    ;

    _proto._getConfig = function _getConfig(config) {
      config = _extends({}, Default$6, typeof config === 'object' && config ? config : {});

      if (typeof config.target !== 'string' && isElement(config.target)) {
        var id = config.target.id;

        if (!id) {
          id = getUID(NAME$8);
          config.target.id = id;
        }

        config.target = "#" + id;
      }

      typeCheckConfig(NAME$8, config, DefaultType$6);
      return config;
    };

    _proto._getScrollTop = function _getScrollTop() {
      return this._scrollElement === window ? this._scrollElement.pageYOffset : this._scrollElement.scrollTop;
    };

    _proto._getScrollHeight = function _getScrollHeight() {
      return this._scrollElement.scrollHeight || Math.max(document.body.scrollHeight, document.documentElement.scrollHeight);
    };

    _proto._getOffsetHeight = function _getOffsetHeight() {
      return this._scrollElement === window ? window.innerHeight : this._scrollElement.getBoundingClientRect().height;
    };

    _proto._process = function _process() {
      var scrollTop = this._getScrollTop() + this._config.offset;

      var scrollHeight = this._getScrollHeight();

      var maxScroll = this._config.offset + scrollHeight - this._getOffsetHeight();

      if (this._scrollHeight !== scrollHeight) {
        this.refresh();
      }

      if (scrollTop >= maxScroll) {
        var target = this._targets[this._targets.length - 1];

        if (this._activeTarget !== target) {
          this._activate(target);