assignFrom should sync changeToken in the scope of transaction

Author: Vlad Balin

dist/index.js

@@ -1,6 +1,6 @@
 {
   "name": "type-r",
-  "version": "2.0.5",
+  "version": "2.0.6",
   "description": "Reactive serializable data layer for modern JS applications",
   "main": "./dist/index.js",
   "jsnext:main": "./lib/index.js",

dist/index.js.map

@@ -180,14 +180,17 @@ export abstract class Transactional implements Messenger, IONode, Validatable, T
 
     // Assign transactional object "by value", copying aggregated items.
     assignFrom( source : Transactional | Object ) : this {
-        this.set( ( <any>source ).__inner_state__ || source, { merge : true } );
+        // Need to delay change events until change token willl by synced.
+        this.transaction( () =>{
+            this.set( ( <any>source ).__inner_state__ || source, { merge : true } );
 
-        // Synchronize change tokens
-        const { _changeToken } = source as any;
-
-        if( _changeToken ){
-            this._changeToken = _changeToken;
-        }
+            // Synchronize change tokens
+            const { _changeToken } = source as any;
+    
+            if( _changeToken ){
+                this._changeToken = _changeToken;
+            }    
+        });
 
         return this;
     }

lib/transactions.js

@@ -1033,11 +1033,14 @@ var Transactional = (function () {
         return this;
     };
     Transactional.prototype.assignFrom = function (source) {
-        this.set(source.__inner_state__ || source, { merge: true });
-        var _changeToken = source._changeToken;
-        if (_changeToken) {
-            this._changeToken = _changeToken;
-        }
+        var _this = this;
+        this.transaction(function () {
+            _this.set(source.__inner_state__ || source, { merge: true });
+            var _changeToken = source._changeToken;
+            if (_changeToken) {
+                _this._changeToken = _changeToken;
+            }
+        });
         return this;
     };
     Transactional.prototype.parse = function (data, options) { return data; };