struct invalid_typeclass
{
// unspecified
};Template metaprogramming value representing the error that a function expected by a typeclass has not been implemented. The tag of this value is invalid_typeclass_tag.
#include <mpllibs/metamonad/invalid_typeclass.hpp>Copyright Abel Sinkovics (abel at elte dot hu) 2011. Distributed under the Boost Software License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt