vendor/assets/javascripts/select2-full.js in select2-rails-4.0.9 vs vendor/assets/javascripts/select2-full.js in select2-rails-4.0.10

@@ -1,7 +1,7 @@
 /*!
- * Select2 4.0.9
+ * Select2 4.0.10
  * https://select2.github.io
  *
  * Released under the MIT license
  * https://github.com/select2/select2/blob/master/LICENSE.md
  */
@@ -4304,11 +4304,11 @@
 S2.define('select2/dropdown/attachBody',[
   'jquery',
   '../utils'
 ], function ($, Utils) {
   function AttachBody (decorated, $element, options) {
-    this.$dropdownParent = options.get('dropdownParent') || $(document.body);
+    this.$dropdownParent = $(options.get('dropdownParent') || document.body);
 
     decorated.call(this, $element, options);
   }
 
   AttachBody.prototype.bind = function (decorated, container, $container) {
@@ -4317,42 +4317,20 @@
     decorated.call(this, container, $container);
 
     container.on('open', function () {
       self._showDropdown();
       self._attachPositioningHandler(container);
+
+      // Must bind after the results handlers to ensure correct sizing
+      self._bindContainerResultHandlers(container);
     });
 
     container.on('close', function () {
       self._hideDropdown();
       self._detachPositioningHandler(container);
     });
 
-    container.on('results:all', function () {
-      self._positionDropdown();
-      self._resizeDropdown();
-    });
-
-    container.on('results:append', function () {
-      self._positionDropdown();
-      self._resizeDropdown();
-    });
-
-    container.on('results:message', function () {
-      self._positionDropdown();
-      self._resizeDropdown();
-    });
-
-    container.on('select', function () {
-      self._positionDropdown();
-      self._resizeDropdown();
-    });
-
-    container.on('unselect', function () {
-      self._positionDropdown();
-      self._resizeDropdown();
-    });
-
     this.$dropdownContainer.on('mousedown', function (evt) {
       evt.stopPropagation();
     });
   };
 
@@ -4388,9 +4366,47 @@
     return $container;
   };
 
   AttachBody.prototype._hideDropdown = function (decorated) {
     this.$dropdownContainer.detach();
+  };
+
+  AttachBody.prototype._bindContainerResultHandlers =
+      function (decorated, container) {
+
+    // These should only be bound once
+    if (this._containerResultsHandlersBound) {
+      return;
+    }
+
+    var self = this;
+
+    container.on('results:all', function () {
+      self._positionDropdown();
+      self._resizeDropdown();
+    });
+
+    container.on('results:append', function () {
+      self._positionDropdown();
+      self._resizeDropdown();
+    });
+
+    container.on('results:message', function () {
+      self._positionDropdown();
+      self._resizeDropdown();
+    });
+
+    container.on('select', function () {
+      self._positionDropdown();
+      self._resizeDropdown();
+    });
+
+    container.on('unselect', function () {
+      self._positionDropdown();
+      self._resizeDropdown();
+    });
+
+    this._containerResultsHandlersBound = true;
   };
 
   AttachBody.prototype._attachPositioningHandler =
       function (decorated, container) {
     var self = this;