修改用户注册接口

src/main/java/com/example/takeawaysystemserver/service/impl/UserServiceImpl.java

@@ -46,6 +46,7 @@ public class UserServiceImpl extends ServiceImpl<UserMapper, User>
 
     @Override
     public R<String> register(UserRegisterDTO userRegisterDTO) {
+        try {
             if (checkUser(userRegisterDTO)) {
                 return R.fail("用户已被注册");
             }
@@ -64,7 +65,10 @@ public class UserServiceImpl extends ServiceImpl<UserMapper, User>
                 redisService.hSet(CommonConstant.LOGIN_USER, user.getId().toString(), user, CommonConstant.EXPIRE_TIME);
                 return R.ok(token);
             }
-        return R.ok("注册失败");
+        } catch (Exception e){
+            e.printStackTrace();
+        }
+        return null;
     }
 
     @Override