new

things/nest/src/dto/ReturnMessage.dto.ts

@@ -36,6 +36,10 @@ export type ParseType<T extends ClassOrArray> = T extends [infer U]
   ? TypeFromClass<U>[]
   : TypeFromClass<T>;
 
+function getClass(o: ClassOrArray) {
+  return o instanceof Array ? o[0] : o;
+}
+
 export function ReturnMessageDto<T extends ClassOrArray>(type: T) {
   const cl = class SpecificReturnMessage extends BlankReturnMessageDto {
     data?: ParseType<T>;
@@ -45,5 +49,8 @@ export function ReturnMessageDto<T extends ClassOrArray>(type: T) {
     }
   };
   ApiProperty({ description: '返回数据', type })(cl.prototype, 'data');
+  Object.defineProperty(cl, 'name', {
+    value: `${getClass(type).name}ReturnMessageDto`,
+  });
   return cl;
 }