修改

src/service/Good.service.ts

@@ -12,7 +12,7 @@ export class GoodService extends BaseService<modelType> {
   async search(filter): Promise<object> {
     const { name, is_use } = filter;
     const list = await this.model.aggregate([
-      { $match: { name: { $regex: name }, is_use: is_use } },
+      { $match: { name: { $regex: name || '' }, is_use: is_use } },
       {
         $project: {
           _id: 1,