bug

lib/service/crud-service.js

@@ -60,7 +60,7 @@ class CrudService extends NafService {
     assert(update);
     const beforeUpdateResult = await this.beforeUpdate(filter, update);
     filter = beforeUpdateResult.filter;
-    update = beforeUpdateResult.update;
+    update = beforeUpdateResult.body;
     const { _id, id } = filter;
     if (_id || id) filter = { _id: ObjectId(_id || id) };
     // TODO:检查数据是否存在