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[lmi-commits] [4787] Forbid xml serialization of plain enums


From: Greg Chicares
Subject: [lmi-commits] [4787] Forbid xml serialization of plain enums
Date: Thu, 18 Mar 2010 22:30:26 +0000

Revision: 4787
          http://svn.sv.gnu.org/viewvc/?view=rev&root=lmi&revision=4787
Author:   chicares
Date:     2010-03-18 22:30:25 +0000 (Thu, 18 Mar 2010)
Log Message:
-----------
Forbid xml serialization of plain enums

Modified Paths:
--------------
    lmi/trunk/xml_serialize.hpp

Modified: lmi/trunk/xml_serialize.hpp
===================================================================
--- lmi/trunk/xml_serialize.hpp 2010-03-17 01:37:23 UTC (rev 4786)
+++ lmi/trunk/xml_serialize.hpp 2010-03-18 22:30:25 UTC (rev 4787)
@@ -30,6 +30,9 @@
 #include "value_cast.hpp"
 #include "xml_lmi.hpp"
 
+#include <boost/static_assert.hpp>
+#include <boost/type_traits/is_enum.hpp>
+
 #include <xmlwrapp/nodes_view.h>
 
 #include <string>
@@ -57,6 +60,8 @@
 template<typename T>
 struct xml_io
 {
+    BOOST_STATIC_ASSERT(!boost::is_enum<T>::value); // Prefer mc_enum.
+
     static void to_xml(xml::element& e, T const& t)
     {
         // XMLWRAPP !! Someday, this might be rewritten thus:





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