style: 返回值警告消除

返回值警告消除
由 Result 为  Result<?>
由 Option 为 Option<Type>

src/main/java/com/youlai/system/service/impl/SysMenuServiceImpl.java

@@ -256,10 +256,10 @@ public class SysMenuServiceImpl extends ServiceImpl<SysMenuMapper, SysMenu> impl
             entity.setParams(null);
         }
         if(menuType != MenuTypeEnum.BUTTON){
-            Assert.isTrue(this.count(new LambdaQueryWrapper<SysMenu>()
+            Assert.isFalse(this.exists(new LambdaQueryWrapper<SysMenu>()
                     .eq(SysMenu::getRouteName, entity.getRouteName())
                     .ne(menuForm.getId() != null, SysMenu::getId, menuForm.getId())
-            ) == 0, "路由名称已存在");
+            ), "路由名称已存在");
         }
 
         boolean result = this.saveOrUpdate(entity);