+void appendTag(std::ostream & stream, const std::string & name, const T & value)
+{
+ stream << "<" << name << " value=\"" << value << "\"/>";
+}
+
+template <typename T>
+inline
+void appendTag(std::ostream & stream, const std::string & name, size_t suffix, const T & value)
+{
+ stream << "<" << name << suffix << " value=\"" << value << "\"/>";
+}
+
+template <>
+inline
+void appendTag<uint8_t>(std::ostream & stream, const std::string & name, const uint8_t & value)
+{
+ stream << "<" << name << " value=\"" << static_cast<unsigned>(value) << "\"/>";
+}
+
+template <>
+inline
+void appendTag<int8_t>(std::ostream & stream, const std::string & name, const int8_t & value)
+{
+ stream << "<" << name << " value=\"" << static_cast<int>(value) << "\"/>";
+}
+
+template <typename T>
+inline
+void appendAttr(std::ostream & stream, const std::string & name, const T & value)
+{
+ stream << " " << name << "=\"" << value << "\"";
+}
+
+template <typename T>
+inline
+void appendAttr(std::ostream & stream, const std::string & name, size_t suffix, const T & value)
+{
+ stream << " " << name << suffix << "=\"" << value << "\"";
+}
+
+template <>
+inline
+void appendAttr<uint8_t>(std::ostream & stream, const std::string & name, const uint8_t & value)
+{
+ stream << " " << name << "=\"" << static_cast<unsigned>(value) << "\"";
+}
+
+template <>
+inline
+void appendAttr<int8_t>(std::ostream & stream, const std::string & name, const int8_t & value)
+{
+ stream << " " << name << "=\"" << static_cast<int>(value) << "\"";
+}
+
+template <typename T>
+inline
+void appendResetableTag(std::ostream & stream, const std::string & name, const T & value)
+{
+if (!value.empty())
+ appendTag(stream, name, value.const_data());
+}
+
+template <typename T>
+inline
+void appendResetableTag(std::ostream & stream, const std::string & name, size_t suffix, const T & value)
+{
+if (!value.empty())
+ appendTag(stream, name, suffix, value.const_data());
+}
+
+template <typename T>
+inline
+void appendResetableAttr(std::ostream & stream, const std::string & name, const T & value)