Pull request #3499: KERNEL-14817 feat: 对freeze的对象watch容错

Merge in VISUAL/fineui from ~DAILER/fineui:es6 to es6

* commit 'fe2ae8d77545e4c8df3900197b92954301faed77':
  KERNEL-14817 feat: 对freeze的对象watch容错

packages/fineui/src/fix/fix.js

@@ -6,7 +6,8 @@ function _classCallCheck(instance, Constructor) {
     }
 }
 
-function noop(a, b, c) {}
+function noop(a, b, c) {
+}
 
 function isNative(Ctor) {
     return typeof Ctor === "function" && /native code/.test(Ctor.toString());
@@ -65,7 +66,7 @@ function parsePath(path) {
     // }
     const segments = path.split(".");
 
-    return function (obj) {
+    return function(obj) {
         for (let i = 0; i < segments.length; i++) {
             if (!obj) return;
             obj = obj[segments[i]];
@@ -75,7 +76,7 @@ function parsePath(path) {
     };
 }
 
-const nextTick = (function () {
+const nextTick = (function() {
     const callbacks = [];
     let pending = false;
     let timerFunc = void 0;
@@ -169,7 +170,7 @@ let uid = 0;
  * directives subscribing to it.
  */
 
-const Dep = (function () {
+const Dep = (function() {
     function Dep() {
         _classCallCheck(this, Dep);
 
@@ -332,7 +333,7 @@ function queueWatcher(watcher, options) {
 
 let uid$1 = 0;
 
-const Watcher = (function () {
+const Watcher = (function() {
     function Watcher(vm, expOrFn, cb, options) {
         _classCallCheck(this, Watcher);
 
@@ -363,7 +364,8 @@ const Watcher = (function () {
         } else {
             this.getter = parsePath(expOrFn);
             if (!this.getter) {
-                this.getter = function () {};
+                this.getter = function() {
+                };
             }
         }
         this.value = this.lazy ? undefined : this.get();
@@ -598,7 +600,7 @@ function def(obj, key, val, enumerable) {
  * collect dependencies and dispatches updates.
  */
 
-const Observer = (function () {
+const Observer = (function() {
     function Observer(value) {
         _classCallCheck(this, Observer);
 
@@ -974,41 +976,43 @@ function watch(model, expOrFn, cb, options) {
                 }
                 const getter =
                     exp === "**" || exp === "*"
-                        ? function (m) {
-                              return m;
-                          }
+                        ? function(m) {
+                            return m;
+                        }
                         : parsePath(exp);
                 const v = getter.call(model, model);
-                const _dep = new Dep();
-                if (isGlobal) {
-                    (v.__ob__._scopeDeps || (v.__ob__._scopeDeps = [])).push(
-                        _dep
+                if (v.__ob__) {
+                    const _dep = new Dep();
+                    if (isGlobal) {
+                        (v.__ob__._scopeDeps || (v.__ob__._scopeDeps = [])).push(
+                            _dep
+                        );
+                    } else {
+                        (v.__ob__._deps || (v.__ob__._deps = [])).push(_dep);
+                    }
+                    const _w = new Watcher(
+                        model,
+                        () => {
+                            _dep.depend();
+
+                            return NaN;
+                        },
+                        (newValue, oldValue, attrs) => {
+                            callback(
+                                i,
+                                newValue,
+                                oldValue,
+                                _.extend({ index: i }, attrs)
+                            );
+                        },
+                        options
                     );
-                } else {
-                    (v.__ob__._deps || (v.__ob__._deps = [])).push(_dep);
+                    watchers.push(() => {
+                        _w.teardown();
+                        v.__ob__._scopeDeps && remove(v.__ob__._scopeDeps, _dep);
+                        v.__ob__._deps && remove(v.__ob__._deps, _dep);
+                    });
                 }
-                const _w = new Watcher(
-                    model,
-                    () => {
-                        _dep.depend();
-
-                        return NaN;
-                    },
-                    (newValue, oldValue, attrs) => {
-                        callback(
-                            i,
-                            newValue,
-                            oldValue,
-                            _.extend({ index: i }, attrs)
-                        );
-                    },
-                    options
-                );
-                watchers.push(() => {
-                    _w.teardown();
-                    v.__ob__._scopeDeps && remove(v.__ob__._scopeDeps, _dep);
-                    v.__ob__._deps && remove(v.__ob__._deps, _dep);
-                });
 
                 return;
             }
@@ -1017,6 +1021,11 @@ function watch(model, expOrFn, cb, options) {
                 // 先获取到能获取到的对象
                 const _paths = exp.split(".");
                 const _currentModel = model[_paths[1]];
+
+                if (!_currentModel.__ob__) {
+                    return;
+                }
+
                 exp = `${_paths[1]}.**`;
                 // 补全路径
                 let _parent = _currentModel.__ob__.parent,
@@ -1079,6 +1088,11 @@ function watch(model, expOrFn, cb, options) {
                 }
                 currentModel = model[paths[_i]];
             }
+
+            if (!currentModel.__ob__) {
+                return;
+            }
+
             exp = exp.substr(exp.indexOf("*"));
             // 补全路径
             let parent = currentModel.__ob__.parent,
@@ -1408,7 +1422,7 @@ function getInjectValues(vm) {
     return result;
 }
 
-const Model = (function () {
+const Model = (function() {
     function Model() {
         _classCallCheck(this, Model);
     }
@@ -1458,7 +1472,8 @@ const Model = (function () {
         }
     };
 
-    Model.prototype._init = function _init() {};
+    Model.prototype._init = function _init() {
+    };
 
     Model.prototype.init = function init() {
         this._init();