1 #ifndef BOOST_METAPARSE_V1_CPP11_IMPL_IS_NONE_C_HPP 2 #define BOOST_METAPARSE_V1_CPP11_IMPL_IS_NONE_C_HPP 3 4 // Copyright Abel Sinkovics (abel@sinkovics.hu) 2017. 5 // Distributed under the Boost Software License, Version 1.0. 6 // (See accompanying file LICENSE_1_0.txt or copy at 7 // http://www.boost.org/LICENSE_1_0.txt) 8 9 #include <boost/metaparse/v1/cpp11/impl/is_none_c_impl.hpp> 10 11 namespace boost 12 { 13 namespace metaparse 14 { 15 namespace v1 16 { 17 namespace impl 18 { 19 template <char... Cs> 20 struct is_none_c 21 { 22 typedef is_none_c type; 23 24 template <class C> 25 struct apply : is_none_c_impl<C::type::value, Cs...> {}; 26 }; 27 } 28 } 29 } 30 } 31 32 #endif 33 34