bugfix

Author: starlying

src/Datory/EnumExtensions.cs

@@ -24,6 +24,6 @@ private static TAttribute GetEnumMemberAttribute<TAttribute>(this Enum value) wh
 
         private static TAttribute GetEnumMemberAttribute<TAttribute>(this Type enumType, string enumMemberName)
             where TAttribute : Attribute =>
-            enumType.GetMember(enumMemberName).Single().GetCustomAttribute<TAttribute>();
+            enumType.GetMember(enumMemberName).FirstOrDefault().GetCustomAttribute<TAttribute>();
     }
 }