BI-126352 fix: 仪表板预览空白

dist/fix/fix.js

@@ -919,6 +919,8 @@ function _classCallCheck(instance, Constructor) { if (!(instance instanceof Cons
                         return m;
                     } : parsePath(exp);
                     var v = getter.call(model, model);
+
+                    if (v.__ob__) {
                         var _dep = new Dep();
                         if (isGlobal) {
                             (v.__ob__._scopeDeps || (v.__ob__._scopeDeps = [])).push(_dep);
@@ -936,6 +938,8 @@ function _classCallCheck(instance, Constructor) { if (!(instance instanceof Cons
                             v.__ob__._scopeDeps && remove(v.__ob__._scopeDeps, _dep);
                             v.__ob__._deps && remove(v.__ob__._deps, _dep);
                         });
+                    }
+                    
                     return;
                 }
                 // **.a.**的情况，场景：a.b.c, 如果用b.**监听, a被重新赋值b上的_scopeDes就不存在了
@@ -943,6 +947,11 @@ function _classCallCheck(instance, Constructor) { if (!(instance instanceof Cons
                     //先获取到能获取到的对象
                     var _paths = exp.split(".");
                     var _currentModel = model[_paths[1]];
+
+                    if (!_currentModel.__ob__) {
+                        return;
+                    }
+
                     exp = _paths[1] + ".**";
                     //补全路径
                     var _parent = _currentModel.__ob__.parent,
@@ -993,6 +1002,11 @@ function _classCallCheck(instance, Constructor) { if (!(instance instanceof Cons
                     }
                     currentModel = model[paths[_i]];
                 }
+
+                if (!currentModel.__ob__) {
+                    return;
+                }
+
                 exp = exp.substr(exp.indexOf("*"));
                 //补全路径
                 var parent = currentModel.__ob__.parent,