bootstrap.js

/*!
 * Bootstrap v4.0.0-alpha (http://getbootstrap.com)
 * Copyright 2011-2015 Twitter, Inc.
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 */

'use strict';

if (typeof jQuery === 'undefined') {
  throw new Error('Bootstrap\'s JavaScript requires jQuery');
}

+(function ($) {
  var version = $.fn.jquery.split(' ')[0].split('.');
  if (version[0] < 2 && version[1] < 9 || version[0] == 1 && version[1] == 9 && version[2] < 1) {
    throw new Error('Bootstrap\'s JavaScript requires jQuery version 1.9.1 or higher');
  }
})(jQuery);

+(function ($) {

  /**
   * --------------------------------------------------------------------------
   * Bootstrap (v4.0.0): util.js
   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   * --------------------------------------------------------------------------
   */

  'use strict';

  var _get = function get(_x, _x2, _x3) {
    var _again = true;_function: while (_again) {
      var object = _x,
          property = _x2,
          receiver = _x3;desc = parent = getter = undefined;_again = false;if (object === null) object = Function.prototype;var desc = Object.getOwnPropertyDescriptor(object, property);if (desc === undefined) {
        var parent = Object.getPrototypeOf(object);if (parent === null) {
          return undefined;
        } else {
          _x = parent;_x2 = property;_x3 = receiver;_again = true;continue _function;
        }
      } else if ('value' in desc) {
        return desc.value;
      } else {
        var getter = desc.get;if (getter === undefined) {
          return undefined;
        }return getter.call(receiver);
      }
    }
  };

  var _createClass = (function () {
    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);
      }
    }return function (Constructor, protoProps, staticProps) {
      if (protoProps) defineProperties(Constructor.prototype, protoProps);if (staticProps) defineProperties(Constructor, staticProps);return Constructor;
    };
  })();

  function _inherits(subClass, superClass) {
    if (typeof superClass !== 'function' && superClass !== null) {
      throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass);
    }subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } });if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass;
  }

  function _classCallCheck(instance, Constructor) {
    if (!(instance instanceof Constructor)) {
      throw new TypeError('Cannot call a class as a function');
    }
  }

  var Util = (function ($) {

    /**
     * ------------------------------------------------------------------------
     * Private TransitionEnd Helpers
     * ------------------------------------------------------------------------
     */

    var transition = false;

    var TransitionEndEvent = {
      WebkitTransition: 'webkitTransitionEnd',
      MozTransition: 'transitionend',
      OTransition: 'oTransitionEnd otransitionend',
      transition: 'transitionend'
    };

    // shoutout AngusCroll (https://goo.gl/pxwQGp)
    function toType(obj) {
      return ({}).toString.call(obj).match(/\s([a-zA-Z]+)/)[1].toLowerCase();
    }

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

    function getSpecialTransitionEndEvent() {
      return {
        bindType: transition.end,
        delegateType: transition.end,
        handle: function handle(event) {
          if ($(event.target).is(this)) {
            return event.handleObj.handler.apply(this, arguments);
          }
        }
      };
    }

    function transitionEndTest() {
      if (window.QUnit) {
        return false;
      }

      var el = document.createElement('bootstrap');

      for (var _name in TransitionEndEvent) {
        if (el.style[_name] !== undefined) {
          return { end: TransitionEndEvent[_name] };
        }
      }

      return false;
    }

    function transitionEndEmulator(duration) {
      var _this = this;

      var called = false;

      $(this).one(Util.TRANSITION_END, function () {
        called = true;
      });

      setTimeout(function () {
        if (!called) {
          Util.triggerTransitionEnd(_this);
        }
      }, duration);

      return this;
    }

    function setTransitionEndSupport() {
      transition = transitionEndTest();

      $.fn.emulateTransitionEnd = transitionEndEmulator;

      if (Util.supportsTransitionEnd()) {
        $.event.special[Util.TRANSITION_END] = getSpecialTransitionEndEvent();
      }
    }

    /**
     * --------------------------------------------------------------------------
     * Public Util Api
     * --------------------------------------------------------------------------
     */

    var Util = {

      TRANSITION_END: 'bsTransitionEnd',

      getUID: function getUID(prefix) {
        do {
          prefix += ~ ~(Math.random() * 1000000);
        } while (document.getElementById(prefix));
        return prefix;
      },

      getSelectorFromElement: function getSelectorFromElement(element) {
        var selector = element.getAttribute('data-target');

        if (!selector) {
          selector = element.getAttribute('href') || '';
          selector = /^#[a-z]/i.test(selector) ? selector : null;
        }

        return selector;
      },

      reflow: function reflow(element) {
        new Function('bs', 'return bs')(element.offsetHeight);
      },

      triggerTransitionEnd: function triggerTransitionEnd(element) {
        $(element).trigger(transition.end);
      },

      supportsTransitionEnd: function supportsTransitionEnd() {
        return Boolean(transition);
      },

      typeCheckConfig: function typeCheckConfig(componentName, config, configTypes) {
        for (var property in configTypes) {
          if (configTypes.hasOwnProperty(property)) {
            var expectedTypes = configTypes[property];
            var value = config[property];
            var valueType = undefined;

            if (value && isElement(value)) {
              valueType = 'element';
            } else {
              valueType = toType(value);
            }

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

    setTransitionEndSupport();

    return Util;
  })(jQuery);

  /**
   * --------------------------------------------------------------------------
   * Bootstrap (v4.0.0): alert.js
   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   * --------------------------------------------------------------------------
   */

  var Alert = (function ($) {

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

    var NAME = 'alert';
    var VERSION = '4.0.0';
    var DATA_KEY = 'bs.alert';
    var EVENT_KEY = '.' + DATA_KEY;
    var DATA_API_KEY = '.data-api';
    var JQUERY_NO_CONFLICT = $.fn[NAME];
    var TRANSITION_DURATION = 150;

    var Selector = {
      DISMISS: '[data-dismiss="alert"]'
    };

    var Event = {
      CLOSE: 'close' + EVENT_KEY,
      CLOSED: 'closed' + EVENT_KEY,
      CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY
    };

    var ClassName = {
      ALERT: 'alert',
      FADE: 'fade',
      IN: 'in'
    };

    /**
     * ------------------------------------------------------------------------
     * Class Definition
     * ------------------------------------------------------------------------
     */

    var Alert = (function () {
      function Alert(element) {
        _classCallCheck(this, Alert);

        this._element = element;
      }

      /**
       * ------------------------------------------------------------------------
       * Data Api implementation
       * ------------------------------------------------------------------------
       */

      // getters

      _createClass(Alert, [{
        key: 'close',

        // public

        value: function close(element) {
          element = element || this._element;

          var rootElement = this._getRootElement(element);
          var customEvent = this._triggerCloseEvent(rootElement);

          if (customEvent.isDefaultPrevented()) {
            return;
          }

          this._removeElement(rootElement);
        }
      }, {
        key: 'dispose',
        value: function dispose() {
          $.removeData(this._element, DATA_KEY);
          this._element = null;
        }

        // private

      }, {
        key: '_getRootElement',
        value: function _getRootElement(element) {
          var selector = Util.getSelectorFromElement(element);
          var parent = false;

          if (selector) {
            parent = $(selector)[0];
          }

          if (!parent) {
            parent = $(element).closest('.' + ClassName.ALERT)[0];
          }

          return parent;
        }
      }, {
        key: '_triggerCloseEvent',
        value: function _triggerCloseEvent(element) {
          var closeEvent = $.Event(Event.CLOSE);

          $(element).trigger(closeEvent);
          return closeEvent;
        }
      }, {
        key: '_removeElement',
        value: function _removeElement(element) {
          $(element).removeClass(ClassName.IN);

          if (!Util.supportsTransitionEnd() || !$(element).hasClass(ClassName.FADE)) {
            this._destroyElement(element);
            return;
          }

          $(element).one(Util.TRANSITION_END, $.proxy(this._destroyElement, this, element)).emulateTransitionEnd(TRANSITION_DURATION);
        }
      }, {
        key: '_destroyElement',
        value: function _destroyElement(element) {
          $(element).detach().trigger(Event.CLOSED).remove();
        }

        // static

      }], [{
        key: '_jQueryInterface',
        value: function _jQueryInterface(config) {
          return this.each(function () {
            var $element = $(this);
            var data = $element.data(DATA_KEY);

            if (!data) {
              data = new Alert(this);
              $element.data(DATA_KEY, data);
            }

            if (config === 'close') {
              data[config](this);
            }
          });
        }
      }, {
        key: '_handleDismiss',
        value: function _handleDismiss(alertInstance) {
          return function (event) {
            if (event) {
              event.preventDefault();
            }

            alertInstance.close(this);
          };
        }
      }, {
        key: 'VERSION',
        get: function get() {
          return VERSION;
        }
      }]);

      return Alert;
    })();

    $(document).on(Event.CLICK_DATA_API, Selector.DISMISS, Alert._handleDismiss(new Alert()));

    /**
     * ------------------------------------------------------------------------
     * jQuery
     * ------------------------------------------------------------------------
     */

    $.fn[NAME] = Alert._jQueryInterface;
    $.fn[NAME].Constructor = Alert;
    $.fn[NAME].noConflict = function () {
      $.fn[NAME] = JQUERY_NO_CONFLICT;
      return Alert._jQueryInterface;
    };

    return Alert;
  })(jQuery);

  /**
   * --------------------------------------------------------------------------
   * Bootstrap (v4.0.0): button.js
   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   * --------------------------------------------------------------------------
   */

  var Button = (function ($) {

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

    var NAME = 'button';
    var VERSION = '4.0.0';
    var DATA_KEY = 'bs.button';
    var EVENT_KEY = '.' + DATA_KEY;
    var DATA_API_KEY = '.data-api';
    var JQUERY_NO_CONFLICT = $.fn[NAME];

    var ClassName = {
      ACTIVE: 'active',
      BUTTON: 'btn',
      FOCUS: 'focus'
    };

    var Selector = {
      DATA_TOGGLE_CARROT: '[data-toggle^="button"]',
      DATA_TOGGLE: '[data-toggle="buttons"]',
      INPUT: 'input',
      ACTIVE: '.active',
      BUTTON: '.btn'
    };

    var Event = {
      CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY,
      FOCUS_BLUR_DATA_API: 'focus' + EVENT_KEY + DATA_API_KEY + ' ' + ('blur' + EVENT_KEY + DATA_API_KEY)
    };

    /**
     * ------------------------------------------------------------------------
     * Class Definition
     * ------------------------------------------------------------------------
     */

    var Button = (function () {
      function Button(element) {
        _classCallCheck(this, Button);

        this._element = element;
      }

      /**
       * ------------------------------------------------------------------------
       * Data Api implementation
       * ------------------------------------------------------------------------
       */

      // getters

      _createClass(Button, [{
        key: 'toggle',

        // public

        value: function toggle() {
          var triggerChangeEvent = true;
          var rootElement = $(this._element).closest(Selector.DATA_TOGGLE)[0];

          if (rootElement) {
            var input = $(this._element).find(Selector.INPUT)[0];

            if (input) {
              if (input.type === 'radio') {
                if (input.checked && $(this._element).hasClass(ClassName.ACTIVE)) {
                  triggerChangeEvent = false;
                } else {
                  var activeElement = $(rootElement).find(Selector.ACTIVE)[0];

                  if (activeElement) {
                    $(activeElement).removeClass(ClassName.ACTIVE);
                  }
                }
              }

              if (triggerChangeEvent) {
                input.checked = !$(this._element).hasClass(ClassName.ACTIVE);
                $(this._element).trigger('change');
              }
            }
          } else {
            this._element.setAttribute('aria-pressed', !$(this._element).hasClass(ClassName.ACTIVE));
          }

          if (triggerChangeEvent) {
            $(this._element).toggleClass(ClassName.ACTIVE);
          }
        }
      }, {
        key: 'dispose',
        value: function dispose() {
          $.removeData(this._element, DATA_KEY);
          this._element = null;
        }

        // static

      }], [{
        key: '_jQueryInterface',
        value: function _jQueryInterface(config) {
          return this.each(function () {
            var data = $(this).data(DATA_KEY);

            if (!data) {
              data = new Button(this);
              $(this).data(DATA_KEY, data);
            }

            if (config === 'toggle') {
              data[config]();
            }
          });
        }
      }, {
        key: 'VERSION',
        get: function get() {
          return VERSION;
        }
      }]);

      return Button;
    })();

    $(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE_CARROT, function (event) {
      event.preventDefault();

      var button = event.target;

      if (!$(button).hasClass(ClassName.BUTTON)) {
        button = $(button).closest(Selector.BUTTON);
      }

      Button._jQueryInterface.call($(button), 'toggle');
    }).on(Event.FOCUS_BLUR_DATA_API, Selector.DATA_TOGGLE_CARROT, function (event) {
      var button = $(event.target).closest(Selector.BUTTON)[0];
      $(button).toggleClass(ClassName.FOCUS, /^focus(in)?$/.test(event.type));
    });

    /**
     * ------------------------------------------------------------------------
     * jQuery
     * ------------------------------------------------------------------------
     */

    $.fn[NAME] = Button._jQueryInterface;
    $.fn[NAME].Constructor = Button;
    $.fn[NAME].noConflict = function () {
      $.fn[NAME] = JQUERY_NO_CONFLICT;
      return Button._jQueryInterface;
    };

    return Button;
  })(jQuery);

  /**
   * --------------------------------------------------------------------------
   * Bootstrap (v4.0.0): carousel.js
   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   * --------------------------------------------------------------------------
   */

  var Carousel = (function ($) {

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

    var NAME = 'carousel';
    var VERSION = '4.0.0';
    var DATA_KEY = 'bs.carousel';
    var EVENT_KEY = '.' + DATA_KEY;
    var DATA_API_KEY = '.data-api';
    var JQUERY_NO_CONFLICT = $.fn[NAME];
    var TRANSITION_DURATION = 600;

    var Default = {
      interval: 5000,
      keyboard: true,
      slide: false,
      pause: 'hover',
      wrap: true
    };

    var DefaultType = {
      interval: '(number|boolean)',
      keyboard: 'boolean',
      slide: '(boolean|string)',
      pause: '(string|boolean)',
      wrap: 'boolean'
    };

    var Direction = {
      NEXT: 'next',
      PREVIOUS: 'prev'
    };

    var Event = {
      SLIDE: 'slide' + EVENT_KEY,
      SLID: 'slid' + EVENT_KEY,
      KEYDOWN: 'keydown' + EVENT_KEY,
      MOUSEENTER: 'mouseenter' + EVENT_KEY,
      MOUSELEAVE: 'mouseleave' + EVENT_KEY,
      LOAD_DATA_API: 'load' + EVENT_KEY + DATA_API_KEY,
      CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY
    };

    var ClassName = {
      CAROUSEL: 'carousel',
      ACTIVE: 'active',
      SLIDE: 'slide',
      RIGHT: 'right',
      LEFT: 'left',
      ITEM: 'carousel-item'
    };

    var Selector = {
      ACTIVE: '.active',
      ACTIVE_ITEM: '.active.carousel-item',
      ITEM: '.carousel-item',
      NEXT_PREV: '.next, .prev',
      INDICATORS: '.carousel-indicators',
      DATA_SLIDE: '[data-slide], [data-slide-to]',
      DATA_RIDE: '[data-ride="carousel"]'
    };

    /**
     * ------------------------------------------------------------------------
     * Class Definition
     * ------------------------------------------------------------------------
     */

    var Carousel = (function () {
      function Carousel(element, config) {
        _classCallCheck(this, Carousel);

        this._items = null;
        this._interval = null;
        this._activeElement = null;

        this._isPaused = false;
        this._isSliding = false;

        this._config = this._getConfig(config);
        this._element = $(element)[0];
        this._indicatorsElement = $(this._element).find(Selector.INDICATORS)[0];

        this._addEventListeners();
      }

      /**
       * ------------------------------------------------------------------------
       * Data Api implementation
       * ------------------------------------------------------------------------
       */

      // getters

      _createClass(Carousel, [{
        key: 'next',

        // public

        value: function next() {
          if (!this._isSliding) {
            this._slide(Direction.NEXT);
          }
        }
      }, {
        key: 'prev',
        value: function prev() {
          if (!this._isSliding) {
            this._slide(Direction.PREVIOUS);
          }
        }
      }, {
        key: 'pause',
        value: function pause(event) {
          if (!event) {
            this._isPaused = true;
          }

          if ($(this._element).find(Selector.NEXT_PREV)[0] && Util.supportsTransitionEnd()) {
            Util.triggerTransitionEnd(this._element);
            this.cycle(true);
          }

          clearInterval(this._interval);
          this._interval = null;
        }
      }, {
        key: 'cycle',
        value: function cycle(event) {
          if (!event) {
            this._isPaused = false;
          }

          if (this._interval) {
            clearInterval(this._interval);
            this._interval = null;
          }

          if (this._config.interval && !this._isPaused) {
            this._interval = setInterval($.proxy(this.next, this), this._config.interval);
          }
        }
      }, {
        key: 'to',
        value: function to(index) {
          var _this2 = this;

          this._activeElement = $(this._element).find(Selector.ACTIVE_ITEM)[0];

          var activeIndex = this._getItemIndex(this._activeElement);

          if (index > this._items.length - 1 || index < 0) {
            return;
          }

          if (this._isSliding) {
            $(this._element).one(Event.SLID, function () {
              return _this2.to(index);
            });
            return;
          }

          if (activeIndex === index) {
            this.pause();
            this.cycle();
            return;
          }

          var direction = index > activeIndex ? Direction.NEXT : Direction.PREVIOUS;

          this._slide(direction, this._items[index]);
        }
      }, {
        key: 'dispose',
        value: function dispose() {
          $(this._element).off(EVENT_KEY);
          $.removeData(this._element, DATA_KEY);

          this._items = null;
          this._config = null;
          this._element = null;
          this._interval = null;
          this._isPaused = null;
          this._isSliding = null;
          this._activeElement = null;
          this._indicatorsElement = null;
        }

        // private

      }, {
        key: '_getConfig',
        value: function _getConfig(config) {
          config = $.extend({}, Default, config);
          Util.typeCheckConfig(NAME, config, DefaultType);
          return config;
        }
      }, {
        key: '_addEventListeners',
        value: function _addEventListeners() {
          if (this._config.keyboard) {
            $(this._element).on(Event.KEYDOWN, $.proxy(this._keydown, this));
          }

          if (this._config.pause === 'hover' && !('ontouchstart' in document.documentElement)) {
            $(this._element).on(Event.MOUSEENTER, $.proxy(this.pause, this)).on(Event.MOUSELEAVE, $.proxy(this.cycle, this));
          }
        }
      }, {
        key: '_keydown',
        value: function _keydown(event) {
          event.preventDefault();

          if (/input|textarea/i.test(event.target.tagName)) {
            return;
          }

          switch (event.which) {
            case 37:
              this.prev();break;
            case 39:
              this.next();break;
            default:
              return;
          }
        }
      }, {
        key: '_getItemIndex',
        value: function _getItemIndex(element) {
          this._items = $.makeArray($(element).parent().find(Selector.ITEM));
          return this._items.indexOf(element);
        }
      }, {
        key: '_getItemByDirection',
        value: function _getItemByDirection(direction, activeElement) {
          var isNextDirection = direction === Direction.NEXT;
          var isPrevDirection = direction === Direction.PREVIOUS;
          var activeIndex = this._getItemIndex(activeElement);
          var lastItemIndex = this._items.length - 1;
          var isGoingToWrap = isPrevDirection && activeIndex === 0 || isNextDirection && activeIndex === lastItemIndex;

          if (isGoingToWrap && !this._config.wrap) {
            return activeElement;
          }

          var delta = direction === Direction.PREVIOUS ? -1 : 1;
          var itemIndex = (activeIndex + delta) % this._items.length;

          return itemIndex === -1 ? this._items[this._items.length - 1] : this._items[itemIndex];
        }
      }, {
        key: '_triggerSlideEvent',
        value: function _triggerSlideEvent(relatedTarget, directionalClassname) {
          var slideEvent = $.Event(Event.SLIDE, {
            relatedTarget: relatedTarget,
            direction: directionalClassname
          });

          $(this._element).trigger(slideEvent);

          return slideEvent;
        }
      }, {
        key: '_setActiveIndicatorElement',
        value: function _setActiveIndicatorElement(element) {
          if (this._indicatorsElement) {
            $(this._indicatorsElement).find(Selector.ACTIVE).removeClass(ClassName.ACTIVE);

            var nextIndicator = this._indicatorsElement.children[this._getItemIndex(element)];

            if (nextIndicator) {
              $(nextIndicator).addClass(ClassName.ACTIVE);
            }
          }
        }
      }, {
        key: '_slide',
        value: function _slide(direction, element) {
          var _this3 = this;

          var activeElement = $(this._element).find(Selector.ACTIVE_ITEM)[0];
          var nextElement = element || activeElement && this._getItemByDirection(direction, activeElement);

          var isCycling = Boolean(this._interval);

          var directionalClassName = direction === Direction.NEXT ? ClassName.LEFT : ClassName.RIGHT;

          if (nextElement && $(nextElement).hasClass(ClassName.ACTIVE)) {
            this._isSliding = false;
            return;
          }

          var slideEvent = this._triggerSlideEvent(nextElement, directionalClassName);
          if (slideEvent.isDefaultPrevented()) {
            return;
          }

          if (!activeElement || !nextElement) {
            // some weirdness is happening, so we bail
            return;
          }

          this._isSliding = true;

          if (isCycling) {
            this.pause();
          }

          this._setActiveIndicatorElement(nextElement);

          var slidEvent = $.Event(Event.SLID, {
            relatedTarget: nextElement,
            direction: directionalClassName
          });

          if (Util.supportsTransitionEnd() && $(this._element).hasClass(ClassName.SLIDE)) {

            $(nextElement).addClass(direction);

            Util.reflow(nextElement);

            $(activeElement).addClass(directionalClassName);
            $(nextElement).addClass(directionalClassName);

            $(activeElement).one(Util.TRANSITION_END, function () {
              $(nextElement).removeClass(directionalClassName).removeClass(direction);

              $(nextElement).addClass(ClassName.ACTIVE);

              $(activeElement).removeClass(ClassName.ACTIVE).removeClass(direction).removeClass(directionalClassName);

              _this3._isSliding = false;

              setTimeout(function () {
                return $(_this3._element).trigger(slidEvent);
              }, 0);
            }).emulateTransitionEnd(TRANSITION_DURATION);
          } else {
            $(activeElement).removeClass(ClassName.ACTIVE);
            $(nextElement).addClass(ClassName.ACTIVE);

            this._isSliding = false;
            $(this._element).trigger(slidEvent);
          }

          if (isCycling) {
            this.cycle();
          }
        }

        // static

      }], [{
        key: '_jQueryInterface',
        value: function _jQueryInterface(config) {
          return this.each(function () {
            var data = $(this).data(DATA_KEY);
            var _config = $.extend({}, Default, $(this).data());

            if (typeof config === 'object') {
              $.extend(_config, config);
            }

            var action = typeof config === 'string' ? config : _config.slide;

            if (!data) {
              data = new Carousel(this, _config);
              $(this).data(DATA_KEY, data);
            }

            if (typeof config === 'number') {
              data.to(config);
            } else if (action) {
              data[action]();
            } else if (_config.interval) {
              data.pause();
              data.cycle();
            }
          });
        }
      }, {
        key: '_dataApiClickHandler',
        value: function _dataApiClickHandler(event) {
          var selector = Util.getSelectorFromElement(this);

          if (!selector) {
            return;
          }

          var target = $(selector)[0];

          if (!target || !$(target).hasClass(ClassName.CAROUSEL)) {
            return;
          }

          var config = $.extend({}, $(target).data(), $(this).data());
          var slideIndex = this.getAttribute('data-slide-to');

          if (slideIndex) {
            config.interval = false;
          }

          Carousel._jQueryInterface.call($(target), config);

          if (slideIndex) {
            $(target).data(DATA_KEY).to(slideIndex);
          }

          event.preventDefault();
        }
      }, {
        key: 'VERSION',
        get: function get() {
          return VERSION;
        }
      }, {
        key: 'Default',