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Diffstat (limited to 'boost/metaparse/v1/impl/later_result.hpp')
-rw-r--r-- | boost/metaparse/v1/impl/later_result.hpp | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/boost/metaparse/v1/impl/later_result.hpp b/boost/metaparse/v1/impl/later_result.hpp new file mode 100644 index 0000000000..69c2e5b89a --- /dev/null +++ b/boost/metaparse/v1/impl/later_result.hpp @@ -0,0 +1,39 @@ +#ifndef BOOST_METAPARSE_V1_IMPL_LATER_RESULT_HPP +#define BOOST_METAPARSE_V1_IMPL_LATER_RESULT_HPP + +// Copyright Abel Sinkovics (abel@sinkovics.hu) 2015. +// 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) + +#include <boost/metaparse/v1/get_position.hpp> + +#include <boost/mpl/if.hpp> +#include <boost/mpl/less.hpp> + +namespace boost +{ + namespace metaparse + { + namespace v1 + { + namespace impl + { + template <class R1, class R2> + struct later_result : + boost::mpl::if_< + typename boost::mpl::less< + typename get_position<R2>::type, + typename get_position<R1>::type + >::type, + R1, + R2 + > + {}; + } + } + } +} + +#endif + |