1 // Copyright Louis Dionne 2013-2017 2 // Distributed under the Boost Software License, Version 1.0. 3 // (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt) 4 5 #include <boost/hana/bool.hpp> 6 #include <boost/hana/experimental/types.hpp> 7 #include <boost/hana/replace_if.hpp> 8 #include <boost/hana/type.hpp> 9 namespace hana = boost::hana; 10 11 12 struct predicate { hana::true_ operator()(...) const; }; 13 main()14int main() { 15 auto types = hana::experimental::types<void, void>{}; 16 hana::replace_if(types, predicate{}, hana::type<struct anything>{}); 17 } 18