From e80f44385dee8636b747848ecb6193c41a99d89c Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Thu, 24 Feb 2022 16:35:08 +0800
Subject: ...

---
 src/ui/mapper/style/StyleRuleMapper.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'src/ui/mapper')

diff --git a/src/ui/mapper/style/StyleRuleMapper.cpp b/src/ui/mapper/style/StyleRuleMapper.cpp
index 1ca45a6e..2ab13c90 100644
--- a/src/ui/mapper/style/StyleRuleMapper.cpp
+++ b/src/ui/mapper/style/StyleRuleMapper.cpp
@@ -1,5 +1,7 @@
 #include "cru/ui/mapper/style/StyleRuleMapper.h"
 #include "cru/common/ClonablePtr.h"
+#include "cru/common/Exception.h"
+#include "cru/common/log/Logger.h"
 #include "cru/ui/mapper/MapperRegistry.h"
 #include "cru/ui/mapper/style/IConditionMapper.h"
 #include "cru/ui/mapper/style/IStylerMapper.h"
@@ -45,6 +47,10 @@ ClonablePtr<ui::style::StyleRule> StyleRuleMapper::DoMapFromXml(
           }
         }
       }
+
+      if (!resolved) {
+        throw Exception(u"Unknown element in StyleRule: " + c->GetTag());
+      }
     }
   }
 
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