[FIX] web_editor: keep the javascript reference to globalSelector object for odoo javascript module

related to #9284
opw-653061
opw-653167

addons/web_editor/static/src/js/snippets.editor.js

@@ -248,8 +248,7 @@ var BuildingBlock = Widget.extend({
         });
 
         $styles.addClass("hidden");
-        globalSelector = {
-            closest: function ($from) {
+        globalSelector.closest = function ($from) {
                 var $temp;
                 var $target;
                 var len = selector.length;
@@ -260,8 +259,8 @@ var BuildingBlock = Widget.extend({
                     }
                 }
                 return $target;
-            },
-            all: function ($from) {
+        };
+        globalSelector.all = function ($from) {
                 var $target;
                 var len = selector.length;
                 for (var i = 0; i<len; i++) {
@@ -269,8 +268,8 @@ var BuildingBlock = Widget.extend({
                     else $target = $target.add(selector[i].all($from));
                 }
                 return $target;
-            },
-            is: function ($from) {
+        };
+        globalSelector.is = function ($from) {
                 var len = selector.length;
                 for (var i = 0; i<len; i++) {
                     if (selector[i].is($from)) {
@@ -278,7 +277,6 @@ var BuildingBlock = Widget.extend({
                     }
                 }
                 return false;
-            },
         };
 
         var number = 0;