1 /*============================================================================= 2 Copyright (c) 2001-2011 Joel de Guzman 3 Copyright (c) 2005-2006 Dan Marsden 4 5 Distributed under the Boost Software License, Version 1.0. (See accompanying 6 file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) 7 ==============================================================================*/ 8 #if !defined(BOOST_FUSION_SIZE_IMPL_20060223_2033) 9 #define BOOST_FUSION_SIZE_IMPL_20060223_2033 10 11 #include <boost/mpl/int.hpp> 12 13 namespace example 14 { 15 struct example_sequence_tag; 16 } 17 18 namespace boost { namespace fusion { 19 20 namespace extension 21 { 22 template<typename Tag> 23 struct size_impl; 24 25 template<> 26 struct size_impl<example::example_sequence_tag> 27 { 28 template<typename Sequence> 29 struct apply 30 : mpl::int_<2> 31 {}; 32 }; 33 } 34 }} 35 36 #endif 37