Cast function inside script property to string

src/demo.js

@@ -414,6 +414,7 @@ require(['config/require-config'], function() {
           switchTime: 3000, // Switch time
           animSpeed: 600, // Animation Speed/Duration
           droppable: false,
+          script : function () {console.log(5);},
           traits: [{
             type: 'number',
             label: 'Duration',
@@ -433,6 +434,11 @@ require(['config/require-config'], function() {
         }),
 
         init: function () {
+          this.listenTo(this, 'change:status',function(){
+            var obj = this.toJSON();
+            console.log(obj);
+            console.log(obj.script);
+          });
           this.listenTo(this, 'change:animSpeed change:autoRotation change:switchTime',
             this.buildScript);
         },

src/dom_components/model/Component.js

@@ -290,6 +290,27 @@ define(['backbone','./Components', 'SelectorManager/model/Selectors', 'TraitMana
         return attr;
       },
 
+      /**
+       * Return a shallow copy of the model's attributes for JSON
+       * stringification.
+       * @return {Object}
+       * @private
+       */
+      toJSON: function() {
+        var obj = Backbone.Model.prototype.toJSON.apply(this, arguments);
+        var script = this.get('script');
+
+        // Need to cast script functions to string
+        if (typeof script == 'function') {
+          var scrStr = script.toString();
+          scrStr = scrStr.replace(/^function\s?\(\)\s?\{/, '');
+          scrStr = scrStr.replace(/\}$/, '');
+          obj.script = scrStr;
+        }
+
+        return obj;
+      },
+
     },{
 
       /**