// In the model's setter: function User( uid ) { // ... user = { // ... set: function( attr_name, val ) { this.attributes[ attr_name ] = val; // Use the `publish` method binder.publish( uid + ":change", attr_name, val, this ); } } // ... }
我们又一次通过一百行不到，又可维护的纯javascript完成了我们想要的结果。