chore: natvis renders SymbolIDs

Author: sdkrystian

include/mrdox/mrdox.natvis

@@ -11,6 +11,22 @@
         </Expand>
     </Type>
 
+<!-- Info Types -->
+
+    <Type Name="clang::mrdox::SymbolID">
+        <DisplayString Condition="strncmp((char*)data_, (char*)SymbolID::zero.data_, 20) != 0">{data_[0],nvoXb}{data_[1],nvoXb}{data_[2],nvoXb}{data_[3],nvoXb}{data_[4],nvoXb}{data_[5],nvoXb}{data_[6],nvoXb}{data_[7],nvoXb}{data_[8],nvoXb}{data_[9],nvoXb}{data_[10],nvoXb}{data_[11],nvoXb}{data_[12],nvoXb}{data_[13],nvoXb}{data_[14],nvoXb}{data_[15],nvoXb}{data_[16],nvoXb}{data_[17],nvoXb}{data_[18],nvoXb}{data_[19],nvoXb}</DisplayString>
+        <DisplayString Condition="strncmp((char*)data_, (char*)SymbolID::zero.data_, 20) == 0">empty SymbolID</DisplayString>
+        <Expand>
+        </Expand>
+    </Type>
+
+    <Type Name="clang::mrdox::Optional&lt;clang::mrdox::SymbolID, *&gt;">
+        <DisplayString Condition="strncmp((char*)t_.data_, (char*)SymbolID::zero.data_, 20) != 0">{t_}</DisplayString>
+        <DisplayString Condition="strncmp((char*)t_.data_, (char*)SymbolID::zero.data_, 20) == 0">empty</DisplayString>
+        <Expand>
+        </Expand>
+    </Type>
+
 <!-- Error Types -->
 
     <Type Name="clang::mrdox::Expected&lt;*&gt;">