alert.js

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

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0-alpha.4): 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-alpha.4';
  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;
    }

    // getters

    // public

    Alert.prototype.close = function close(element) {
      element = element || this._element;

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

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

      this._removeElement(rootElement);
    };

    Alert.prototype.dispose = function dispose() {
      $.removeData(this._element, DATA_KEY);
      this._element = null;
    };

    // private

    Alert.prototype._getRootElement = 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;
    };

    Alert.prototype._triggerCloseEvent = function _triggerCloseEvent(element) {
      var closeEvent = $.Event(Event.CLOSE);

      $(element).trigger(closeEvent);
      return closeEvent;
    };

    Alert.prototype._removeElement = 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);
    };

    Alert.prototype._destroyElement = function _destroyElement(element) {
      $(element).detach().trigger(Event.CLOSED).remove();
    };

    // static

    Alert._jQueryInterface = 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);
        }
      });
    };

    Alert._handleDismiss = function _handleDismiss(alertInstance) {
      return function (event) {
        if (event) {
          event.preventDefault();
        }

        alertInstance.close(this);
      };
    };

    _createClass(Alert, null, [{
      key: 'VERSION',
      get: function get() {
        return VERSION;
      }
    }]);

    return Alert;
  }();

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

  $(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);
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