update bs4-dev

1 files changed, 44 insertions, 9 deletions

diff --git a/library/bootstrap/js/bootstrap.js b/library/bootstrap/js/bootstrap.js
index 4a4c966bb..865256739 100644
--- a/library/bootstrap/js/bootstrap.js
+++ b/library/bootstrap/js/bootstrap.js
@@ -8,16 +8,14 @@ if (typeof jQuery === 'undefined') {
   throw new Error('Bootstrap\'s JavaScript requires jQuery. jQuery must be included before Bootstrap\'s JavaScript.')
 }
 
-+function ($) {
+(function ($) {
   var version = $.fn.jquery.split(' ')[0].split('.')
   if ((version[0] < 2 && version[1] < 9) || (version[0] == 1 && version[1] == 9 && version[2] < 1) || (version[0] >= 4)) {
     throw new Error('Bootstrap\'s JavaScript requires at least jQuery v1.9.1 but less than v4.0.0')
   }
-}(jQuery);
-
-
-+function () {
+})(jQuery);
 
+(function () {
 var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };
 
 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; }; }();
@@ -551,6 +549,7 @@ var Carousel = function ($) {
   var TRANSITION_DURATION = 600;
   var ARROW_LEFT_KEYCODE = 37; // KeyboardEvent.which value for left arrow key
   var ARROW_RIGHT_KEYCODE = 39; // KeyboardEvent.which value for right arrow key
+  var TOUCHEVENT_COMPAT_WAIT = 500; // Time for mouse compat events to fire after touch
 
   var Default = {
     interval: 5000,
@@ -581,6 +580,7 @@ var Carousel = function ($) {
     KEYDOWN: 'keydown' + EVENT_KEY,
     MOUSEENTER: 'mouseenter' + EVENT_KEY,
     MOUSELEAVE: 'mouseleave' + EVENT_KEY,
+    TOUCHEND: 'touchend' + EVENT_KEY,
     LOAD_DATA_API: 'load' + EVENT_KEY + DATA_API_KEY,
     CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY
   };
@@ -623,6 +623,8 @@ var Carousel = function ($) {
       this._isPaused = false;
       this._isSliding = false;
 
+      this.touchTimeout = null;
+
       this._config = this._getConfig(config);
       this._element = $(element)[0];
       this._indicatorsElement = $(this._element).find(Selector.INDICATORS)[0];
@@ -742,12 +744,30 @@ var Carousel = function ($) {
         });
       }
 
-      if (this._config.pause === 'hover' && !('ontouchstart' in document.documentElement)) {
+      if (this._config.pause === 'hover') {
         $(this._element).on(Event.MOUSEENTER, function (event) {
           return _this4.pause(event);
         }).on(Event.MOUSELEAVE, function (event) {
           return _this4.cycle(event);
         });
+        if ('ontouchstart' in document.documentElement) {
+          // if it's a touch-enabled device, mouseenter/leave are fired as
+          // part of the mouse compatibility events on first tap - the carousel
+          // would stop cycling until user tapped out of it;
+          // here, we listen for touchend, explicitly pause the carousel
+          // (as if it's the second time we tap on it, mouseenter compat event
+          // is NOT fired) and after a timeout (to allow for mouse compatibility
+          // events to fire) we explicitly restart cycling
+          $(this._element).on(Event.TOUCHEND, function () {
+            _this4.pause();
+            if (_this4.touchTimeout) {
+              clearTimeout(_this4.touchTimeout);
+            }
+            _this4.touchTimeout = setTimeout(function (event) {
+              return _this4.cycle(event);
+            }, TOUCHEVENT_COMPAT_WAIT + _this4._config.interval);
+          });
+        }
       }
     };
 
@@ -1463,7 +1483,7 @@ var Dropdown = function ($) {
       // only needed because of broken event delegation on iOS
       // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html
       if ('ontouchstart' in document.documentElement && !$(parent).closest(Selector.NAVBAR_NAV).length) {
-        $('body').children().on('mouseover', '*', $.noop);
+        $('body').children().on('mouseover', null, $.noop);
       }
 
       this.focus();
@@ -1537,7 +1557,7 @@ var Dropdown = function ($) {
         // if this is a touch-enabled device we remove the extra
         // empty mouseover listeners we added for iOS support
         if ('ontouchstart' in document.documentElement) {
-          $('body').children().off('mouseover', '*', $.noop);
+          $('body').children().off('mouseover', null, $.noop);
         }
 
         toggles[i].setAttribute('aria-expanded', 'false');
@@ -3041,6 +3061,14 @@ var Tooltip = function ($) {
 
         $(tip).addClass(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) {
+          $('body').children().on('mouseover', null, $.noop);
+        }
+
         var complete = function complete() {
           var prevHoverState = _this23._hoverState;
           _this23._hoverState = null;
@@ -3089,6 +3117,12 @@ var Tooltip = function ($) {
 
       $(tip).removeClass(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) {
+        $('body').children().off('mouseover', null, $.noop);
+      }
+
       this._activeTrigger[Trigger.CLICK] = false;
       this._activeTrigger[Trigger.FOCUS] = false;
       this._activeTrigger[Trigger.HOVER] = false;
@@ -3593,4 +3627,5 @@ var Popover = function ($) {
   return Popover;
 }(jQuery);
 
-}();
+
+})()
\ No newline at end of file