1 files changed, 35 insertions, 0 deletions
diff --git a/libcutl/cutl/xml/value-traits.txx b/libcutl/cutl/xml/value-traits.txx
new file mode 100644
index 0000000..4868dba
--- /dev/null
+++ b/libcutl/cutl/xml/value-traits.txx
@@ -0,0 +1,35 @@
+// file      : cutl/xml/value-traits.txx
+// copyright : Copyright (c) 2009-2013 Code Synthesis Tools CC
+// license   : MIT; see accompanying LICENSE file
+
+#include <sstream>
+
+#include <cutl/xml/parser.hxx>
+#include <cutl/xml/serializer.hxx>
+
+namespace cutl
+{
+  namespace xml
+  {
+    template <typename T>
+    T default_value_traits<T>::
+    parse (std::string s, const parser& p)
+    {
+      T r;
+      std::istringstream is (s);
+      if (!(is >> r && is.eof ()) )
+        throw parsing (p, "invalid value '" + s + "'");
+      return r;
+    }
+
+    template <typename T>
+    std::string default_value_traits<T>::
+    serialize (const T& v, const serializer& s)
+    {
+      std::ostringstream os;
+      if (!(os << v))
+        throw serialization (s, "invalid value");
+      return os.str ();
+    }
+  }
+}