// Copyright 2025 Christian Granzin // Copyright 2008 Christophe Henry // henry UNDERSCORE christophe AT hotmail DOT com // This is an extended version of the state machine available in the boost::mpl library // Distributed under the same license as the original. // Copyright for the original version: // Copyright 2005 David Abrahams and Aleksey Gurtovoy. 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) #ifndef BOOST_MSM_BACKMP11_EVENT_TRAITS_H #define BOOST_MSM_BACKMP11_EVENT_TRAITS_H #include #include namespace boost::msm { // add this way in this namespace specializations for events which you want to use as kleene // requirement: a copy-constructor matching the events which will be converted to this kleene template <> struct is_kleene_event : std::true_type {}; } // boost::msm namespace boost::msm::backmp11 { // Import std::any_cast for overload resolution: // In case boost::any is used as Kleene event, // overload resolution will pick boost::any_cast for us. using std::any_cast; } // boost::msm::backmp11 #endif //BOOST_MSM_EVENT_TRAITS_H