tooltip.js

/*!
  * Bootstrap tooltip.js v4.3.1 (https://getbootstrap.com/)
  * Copyright 2011-2019 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  */
(function (global, factory) {
  typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('./dom/data.js'), require('./dom/event-handler.js'), require('./dom/manipulator.js'), require('popper.js'), require('./dom/selector-engine.js')) :
  typeof define === 'function' && define.amd ? define(['./dom/data.js', './dom/event-handler.js', './dom/manipulator.js', 'popper.js', './dom/selector-engine.js'], factory) :
  (global = global || self, global.Tooltip = factory(global.Data, global.EventHandler, global.Manipulator, global.Popper, global.SelectorEngine));
}(this, function (Data, EventHandler, Manipulator, Popper, SelectorEngine) { 'use strict';

  Data = Data && Data.hasOwnProperty('default') ? Data['default'] : Data;
  EventHandler = EventHandler && EventHandler.hasOwnProperty('default') ? EventHandler['default'] : EventHandler;
  Manipulator = Manipulator && Manipulator.hasOwnProperty('default') ? Manipulator['default'] : Manipulator;
  Popper = Popper && Popper.hasOwnProperty('default') ? Popper['default'] : Popper;
  SelectorEngine = SelectorEngine && SelectorEngine.hasOwnProperty('default') ? SelectorEngine['default'] : SelectorEngine;

  function _defineProperties(target, props) {
    for (var i = 0; i < props.length; i++) {
      var descriptor = props[i];
      descriptor.enumerable = descriptor.enumerable || false;
      descriptor.configurable = true;
      if ("value" in descriptor) descriptor.writable = true;
      Object.defineProperty(target, descriptor.key, descriptor);
    }
  }

  function _createClass(Constructor, protoProps, staticProps) {
    if (protoProps) _defineProperties(Constructor.prototype, protoProps);
    if (staticProps) _defineProperties(Constructor, staticProps);
    return Constructor;
  }

  function _defineProperty(obj, key, value) {
    if (key in obj) {
      Object.defineProperty(obj, key, {
        value: value,
        enumerable: true,
        configurable: true,
        writable: true
      });
    } else {
      obj[key] = value;
    }

    return obj;
  }

  function _objectSpread(target) {
    for (var i = 1; i < arguments.length; i++) {
      var source = arguments[i] != null ? arguments[i] : {};
      var ownKeys = Object.keys(source);

      if (typeof Object.getOwnPropertySymbols === 'function') {
        ownKeys = ownKeys.concat(Object.getOwnPropertySymbols(source).filter(function (sym) {
          return Object.getOwnPropertyDescriptor(source, sym).enumerable;
        }));
      }

      ownKeys.forEach(function (key) {
        _defineProperty(target, key, source[key]);
      });
    }

    return target;
  }

  /**
   * --------------------------------------------------------------------------
   * Bootstrap (v4.3.1): util/index.js
   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   * --------------------------------------------------------------------------
   */
  var MAX_UID = 1000000;
  var MILLISECONDS_MULTIPLIER = 1000;
  var TRANSITION_END = 'transitionend';
  var _window = window,
      jQuery = _window.jQuery; // Shoutout AngusCroll (https://goo.gl/pxwQGp)

  var toType = function toType(obj) {
    return {}.toString.call(obj).match(/\s([a-z]+)/i)[1].toLowerCase();
  };
  /**
   * --------------------------------------------------------------------------
   * Public Util Api
   * --------------------------------------------------------------------------
   */


  var getUID = function getUID(prefix) {
    do {
      // eslint-disable-next-line no-bitwise
      prefix += ~~(Math.random() * MAX_UID); // "~~" acts like a faster Math.floor() here
    } while (document.getElementById(prefix));

    return prefix;
  };

  var getTransitionDurationFromElement = function getTransitionDurationFromElement(element) {
    if (!element) {
      return 0;
    } // Get transition-duration of the element


    var _window$getComputedSt = window.getComputedStyle(element),
        transitionDuration = _window$getComputedSt.transitionDuration,
        transitionDelay = _window$getComputedSt.transitionDelay;

    var floatTransitionDuration = parseFloat(transitionDuration);
    var floatTransitionDelay = parseFloat(transitionDelay); // Return 0 if element or transition duration is not found

    if (!floatTransitionDuration && !floatTransitionDelay) {
      return 0;
    } // If multiple durations are defined, take the first


    transitionDuration = transitionDuration.split(',')[0];
    transitionDelay = transitionDelay.split(',')[0];
    return (parseFloat(transitionDuration) + parseFloat(transitionDelay)) * MILLISECONDS_MULTIPLIER;
  };

  var triggerTransitionEnd = function triggerTransitionEnd(element) {
    var evt = document.createEvent('HTMLEvents');
    evt.initEvent(TRANSITION_END, true, true);
    element.dispatchEvent(evt);
  };

  var isElement = function isElement(obj) {
    return (obj[0] || obj).nodeType;
  };

  var emulateTransitionEnd = function emulateTransitionEnd(element, duration) {
    var called = false;
    var durationPadding = 5;
    var emulatedDuration = duration + durationPadding;

    function listener() {
      called = true;
      element.removeEventListener(TRANSITION_END, listener);
    }

    element.addEventListener(TRANSITION_END, listener);
    setTimeout(function () {
      if (!called) {
        triggerTransitionEnd(element);
      }
    }, emulatedDuration);
  };

  var typeCheckConfig = function typeCheckConfig(componentName, config, configTypes) {
    Object.keys(configTypes).forEach(function (property) {
      var expectedTypes = configTypes[property];
      var value = config[property];
      var valueType = value && isElement(value) ? 'element' : toType(value);

      if (!new RegExp(expectedTypes).test(valueType)) {
        throw new Error(componentName.toUpperCase() + ": " + ("Option \"" + property + "\" provided type \"" + valueType + "\" ") + ("but expected type \"" + expectedTypes + "\"."));
      }
    });
  };

  var makeArray = function makeArray(nodeList) {
    if (!nodeList) {
      return [];
    }

    return [].slice.call(nodeList);
  };

  var findShadowRoot = function findShadowRoot(element) {
    if (!document.documentElement.attachShadow) {
      return null;
    } // Can find the shadow root otherwise it'll return the document


    if (typeof element.getRootNode === 'function') {
      var root = element.getRootNode();
      return root instanceof ShadowRoot ? root : null;
    }

    if (element instanceof ShadowRoot) {
      return element;
    } // when we don't find a shadow root


    if (!element.parentNode) {
      return null;
    }

    return findShadowRoot(element.parentNode);
  }; // eslint-disable-next-line no-empty-function


  var noop = function noop() {
    return function () {};
  };

  /**
   * --------------------------------------------------------------------------
   * Bootstrap (v4.3.1): util/sanitizer.js
   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   * --------------------------------------------------------------------------
   */
  var uriAttrs = ['background', 'cite', 'href', 'itemtype', 'longdesc', 'poster', 'src', 'xlink:href'];
  var ARIA_ATTRIBUTE_PATTERN = /^aria-[\w-]*$/i;
  /**
   * A pattern that recognizes a commonly useful subset of URLs that are safe.
   *
   * Shoutout to Angular 7 https://github.com/angular/angular/blob/7.2.4/packages/core/src/sanitization/url_sanitizer.ts
   */

  var SAFE_URL_PATTERN = /^(?:(?:https?|mailto|ftp|tel|file):|[^&:/?#]*(?:[/?#]|$))/gi;
  /**
   * A pattern that matches safe data URLs. Only matches image, video and audio types.
   *
   * Shoutout to Angular 7 https://github.com/angular/angular/blob/7.2.4/packages/core/src/sanitization/url_sanitizer.ts
   */

  var DATA_URL_PATTERN = /^data:(?:image\/(?:bmp|gif|jpeg|jpg|png|tiff|webp)|video\/(?:mpeg|mp4|ogg|webm)|audio\/(?:mp3|oga|ogg|opus));base64,[a-z0-9+/]+=*$/i;

  var allowedAttribute = function allowedAttribute(attr, allowedAttributeList) {
    var attrName = attr.nodeName.toLowerCase();

    if (allowedAttributeList.indexOf(attrName) !== -1) {
      if (uriAttrs.indexOf(attrName) !== -1) {
        return Boolean(attr.nodeValue.match(SAFE_URL_PATTERN) || attr.nodeValue.match(DATA_URL_PATTERN));
      }

      return true;
    }

    var regExp = allowedAttributeList.filter(function (attrRegex) {
      return attrRegex instanceof RegExp;
    }); // Check if a regular expression validates the attribute.

    for (var i = 0, l = regExp.length; i < l; i++) {
      if (attrName.match(regExp[i])) {
        return true;
      }
    }

    return false;
  };

  var DefaultWhitelist = {
    // Global attributes allowed on any supplied element below.
    '*': ['class', 'dir', 'id', 'lang', 'role', ARIA_ATTRIBUTE_PATTERN],
    a: ['target', 'href', 'title', 'rel'],
    area: [],
    b: [],
    br: [],
    col: [],
    code: [],
    div: [],
    em: [],
    hr: [],
    h1: [],
    h2: [],
    h3: [],
    h4: [],
    h5: [],
    h6: [],
    i: [],
    img: ['src', 'alt', 'title', 'width', 'height'],
    li: [],
    ol: [],
    p: [],
    pre: [],
    s: [],
    small: [],
    span: [],
    sub: [],
    sup: [],
    strong: [],
    u: [],
    ul: []
  };
  function sanitizeHtml(unsafeHtml, whiteList, sanitizeFn) {
    if (!unsafeHtml.length) {
      return unsafeHtml;
    }

    if (sanitizeFn && typeof sanitizeFn === 'function') {
      return sanitizeFn(unsafeHtml);
    }

    var domParser = new window.DOMParser();
    var createdDocument = domParser.parseFromString(unsafeHtml, 'text/html');
    var whitelistKeys = Object.keys(whiteList);
    var elements = makeArray(createdDocument.body.querySelectorAll('*'));

    var _loop = function _loop(i, len) {
      var el = elements[i];
      var elName = el.nodeName.toLowerCase();

      if (whitelistKeys.indexOf(elName) === -1) {
        el.parentNode.removeChild(el);
        return "continue";
      }

      var attributeList = makeArray(el.attributes);
      var whitelistedAttributes = [].concat(whiteList['*'] || [], whiteList[elName] || []);
      attributeList.forEach(function (attr) {
        if (!allowedAttribute(attr, whitelistedAttributes)) {
          el.removeAttribute(attr.nodeName);
        }
      });
    };

    for (var i = 0, len = elements.length; i < len; i++) {
      var _ret = _loop(i, len);

      if (_ret === "continue") continue;
    }

    return createdDocument.body.innerHTML;
  }

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

  var NAME = 'tooltip';
  var VERSION = '4.3.1';
  var DATA_KEY = 'bs.tooltip';
  var EVENT_KEY = "." + DATA_KEY;
  var CLASS_PREFIX = 'bs-tooltip';
  var BSCLS_PREFIX_REGEX = new RegExp("(^|\\s)" + CLASS_PREFIX + "\\S+", 'g');
  var DISALLOWED_ATTRIBUTES = ['sanitize', 'whiteList', 'sanitizeFn'];
  var DefaultType = {
    animation: 'boolean',
    template: 'string',
    title: '(string|element|function)',
    trigger: 'string',
    delay: '(number|object)',
    html: 'boolean',
    selector: '(string|boolean)',
    placement: '(string|function)',
    offset: '(number|string|function)',
    container: '(string|element|boolean)',
    fallbackPlacement: '(string|array)',
    boundary: '(string|element)',
    sanitize: 'boolean',
    sanitizeFn: '(null|function)',
    whiteList: 'object'
  };
  var AttachmentMap = {
    AUTO: 'auto',
    TOP: 'top',
    RIGHT: 'right',
    BOTTOM: 'bottom',
    LEFT: 'left'
  };
  var Default = {
    animation: true,
    template: '<div class="tooltip" role="tooltip">' + '<div class="tooltip-arrow"></div>' + '<div class="tooltip-inner"></div></div>',
    trigger: 'hover focus',
    title: '',
    delay: 0,
    html: false,
    selector: false,
    placement: 'top',
    offset: 0,
    container: false,
    fallbackPlacement: 'flip',
    boundary: 'scrollParent',
    sanitize: true,
    sanitizeFn: null,
    whiteList: DefaultWhitelist
  };
  var HoverState = {
    SHOW: 'show',
    OUT: 'out'
  };
  var Event = {
    HIDE: "hide" + EVENT_KEY,
    HIDDEN: "hidden" + EVENT_KEY,
    SHOW: "show" + EVENT_KEY,
    SHOWN: "shown" + EVENT_KEY,
    INSERTED: "inserted" + EVENT_KEY,
    CLICK: "click" + EVENT_KEY,
    FOCUSIN: "focusin" + EVENT_KEY,
    FOCUSOUT: "focusout" + EVENT_KEY,
    MOUSEENTER: "mouseenter" + EVENT_KEY,
    MOUSELEAVE: "mouseleave" + EVENT_KEY
  };
  var ClassName = {
    FADE: 'fade',
    SHOW: 'show'
  };
  var Selector = {
    TOOLTIP_INNER: '.tooltip-inner'
  };
  var Trigger = {
    HOVER: 'hover',
    FOCUS: 'focus',
    CLICK: 'click',
    MANUAL: 'manual'
    /**
     * ------------------------------------------------------------------------
     * Class Definition
     * ------------------------------------------------------------------------
     */

  };

  var Tooltip =
  /*#__PURE__*/
  function () {
    function Tooltip(element, config) {
      /**
       * Check for Popper dependency
       * Popper - https://popper.js.org
       */
      if (typeof Popper === 'undefined') {
        throw new TypeError('Bootstrap\'s tooltips require Popper.js (https://popper.js.org)');
      } // private


      this._isEnabled = true;
      this._timeout = 0;
      this._hoverState = '';
      this._activeTrigger = {};
      this._popper = null; // Protected

      this.element = element;
      this.config = this._getConfig(config);
      this.tip = null;

      this._setListeners();

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


    var _proto = Tooltip.prototype;

    // 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(ClassName.SHOW)) {
          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(SelectorEngine.closest(this.element, '.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 !== null) {
        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(ClassName.FADE);
        }

        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, {
          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) {
              _this._handlePopperPlacementChange(data);
            }
          },
          onUpdate: function onUpdate(data) {
            return _this._handlePopperPlacementChange(data);
          }
        });
        tip.classList.add(ClassName.SHOW); // 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) {
          makeArray(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 === HoverState.OUT) {
            _this._leave(null, _this);
          }
        };

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

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

      var tip = this.getTipElement();

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

        _this2._cleanTipClass();

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

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

        if (_this2._popper !== null) {
          _this2._popper.destroy();
        }

        if (callback) {
          callback();
        }
      };

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

      if (hideEvent.defaultPrevented) {
        return;
      }

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

      if ('ontouchstart' in document.documentElement) {
        makeArray(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(ClassName.FADE)) {
        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.addAttachmentClass = function addAttachmentClass(attachment) {
      this.getTipElement().classList.add(CLASS_PREFIX + "-" + attachment);
    };

    _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(ClassName.FADE);
      tip.classList.remove(ClassName.SHOW);
    };

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

      if (typeof content === 'object' && (content.nodeType || content.jquery)) {
        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.innerText = content.textContent;
        }

        return;
      }

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

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

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

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

      return title;
    } // Private
    ;

    _proto._getOffset = function _getOffset() {
      var _this3 = this;

      var offset = {};

      if (typeof this.config.offset === 'function') {
        offset.fn = function (data) {
          data.offsets = _objectSpread({}, data.offsets, _this3.config.offset(data.offsets, _this3.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 _this4 = this;

      var triggers = this.config.trigger.split(' ');
      triggers.forEach(function (trigger) {
        if (trigger === 'click') {
          EventHandler.on(_this4.element, _this4.constructor.Event.CLICK, _this4.config.selector, function (event) {
            return _this4.toggle(event);
          });
        } else if (trigger !== Trigger.MANUAL) {
          var eventIn = trigger === Trigger.HOVER ? _this4.constructor.Event.MOUSEENTER : _this4.constructor.Event.FOCUSIN;
          var eventOut = trigger === Trigger.HOVER ? _this4.constructor.Event.MOUSELEAVE : _this4.constructor.Event.FOCUSOUT;
          EventHandler.on(_this4.element, eventIn, _this4.config.selector, function (event) {
            return _this4._enter(event);
          });
          EventHandler.on(_this4.element, eventOut, _this4.config.selector, function (event) {
            return _this4._leave(event);
          });
        }
      });

      this._hideModalHandler = function () {
        if (_this4.element) {
          _this4.hide();
        }
      };

      EventHandler.on(SelectorEngine.closest(this.element, '.modal'), 'hide.bs.modal', this._hideModalHandler);

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

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

      if (this.element.getAttribute('title') || titleType !== 'string') {
        this.element.setAttribute('data-original-title', this.element.getAttribute('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(ClassName.SHOW) || context._hoverState === HoverState.SHOW) {
        context._hoverState = HoverState.SHOW;
        return;
      }

      clearTimeout(context._timeout);
      context._hoverState = HoverState.SHOW;

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

      context._timeout = setTimeout(function () {
        if (context._hoverState === HoverState.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 = HoverState.OUT;

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

      context._timeout = setTimeout(function () {
        if (context._hoverState === HoverState.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.indexOf(dataAttr) !== -1) {
          delete dataAttributes[dataAttr];
        }
      });

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

      config = _objectSpread({}, 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, config, this.constructor.DefaultType);

      if (config.sanitize) {
        config.template = sanitizeHtml(config.template, config.whiteList, 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) {
        tabClass.map(function (token) {
          return token.trim();
        }).forEach(function (tClass) {
          return tip.classList.remove(tClass);
        });
      }
    };

    _proto._handlePopperPlacementChange = function _handlePopperPlacementChange(popperData) {
      var popperInstance = popperData.instance;
      this.tip = popperInstance.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(ClassName.FADE);
      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);

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

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

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