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// (C) Copyright Edward Diener 2011,2012,2013
// Use, modification and distribution are subject to 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).
#if !defined(BOOST_TTI_DETAIL_TYPE_HPP)
#define BOOST_TTI_DETAIL_TYPE_HPP
#include <boost/config.hpp>
#include <boost/mpl/apply.hpp>
#include <boost/mpl/bool.hpp>
#include <boost/mpl/eval_if.hpp>
#include <boost/mpl/has_xxx.hpp>
#include <boost/preprocessor/cat.hpp>
#include <boost/tti/detail/ddeftype.hpp>
#include <boost/tti/detail/dlambda.hpp>
#include <boost/tti/gen/namespace_gen.hpp>
#include <boost/type_traits/is_class.hpp>
#define BOOST_TTI_DETAIL_TRAIT_INVOKE_HAS_TYPE(trait,name) \
template<class BOOST_TTI_DETAIL_TP_T,class BOOST_TTI_DETAIL_TP_MFC> \
struct BOOST_PP_CAT(trait,_detail_type_invoke) : \
boost::mpl::apply<BOOST_TTI_DETAIL_TP_MFC,typename BOOST_TTI_DETAIL_TP_T::name> \
{ \
}; \
/**/
#define BOOST_TTI_DETAIL_TRAIT_HAS_TYPE_OP_CHOOSE(trait,name) \
BOOST_MPL_HAS_XXX_TRAIT_NAMED_DEF(BOOST_PP_CAT(trait,_detail_type_mpl), name, false) \
BOOST_TTI_DETAIL_TRAIT_INVOKE_HAS_TYPE(trait,name) \
template<class BOOST_TTI_DETAIL_TP_T,class BOOST_TTI_DETAIL_TP_U,class BOOST_TTI_DETAIL_TP_B> \
struct BOOST_PP_CAT(trait,_detail_type_op_choose) \
{ \
BOOST_MPL_ASSERT((BOOST_TTI_NAMESPACE::detail::is_lambda_expression<BOOST_TTI_DETAIL_TP_U>)); \
typedef typename BOOST_PP_CAT(trait,_detail_type_invoke)<BOOST_TTI_DETAIL_TP_T,BOOST_TTI_DETAIL_TP_U>::type type; \
}; \
\
template<class BOOST_TTI_DETAIL_TP_T,class BOOST_TTI_DETAIL_TP_U> \
struct BOOST_PP_CAT(trait,_detail_type_op_choose)<BOOST_TTI_DETAIL_TP_T,BOOST_TTI_DETAIL_TP_U,boost::mpl::false_::type> : \
boost::mpl::false_ \
{ \
}; \
\
template<class BOOST_TTI_DETAIL_TP_T> \
struct BOOST_PP_CAT(trait,_detail_type_op_choose)<BOOST_TTI_DETAIL_TP_T,BOOST_TTI_NAMESPACE::detail::deftype,boost::mpl::true_::type> : \
boost::mpl::true_ \
{ \
}; \
/**/
#define BOOST_TTI_DETAIL_TRAIT_HAS_TYPE_OP(trait,name) \
BOOST_TTI_DETAIL_TRAIT_HAS_TYPE_OP_CHOOSE(trait,name) \
template<class BOOST_TTI_DETAIL_TP_T,class BOOST_TTI_DETAIL_TP_U> \
struct BOOST_PP_CAT(trait,_detail_type_op) : \
BOOST_PP_CAT(trait,_detail_type_op_choose) \
< \
BOOST_TTI_DETAIL_TP_T, \
BOOST_TTI_DETAIL_TP_U, \
typename BOOST_PP_CAT(trait,_detail_type_mpl)<BOOST_TTI_DETAIL_TP_T>::type \
> \
{ \
}; \
/**/
#define BOOST_TTI_DETAIL_TRAIT_HAS_TYPE(trait,name) \
BOOST_TTI_DETAIL_TRAIT_HAS_TYPE_OP(trait,name) \
template<class BOOST_TTI_DETAIL_TP_T,class BOOST_TTI_DETAIL_TP_U> \
struct BOOST_PP_CAT(trait,_detail_type) : \
boost::mpl::eval_if \
< \
boost::is_class<BOOST_TTI_DETAIL_TP_T>, \
BOOST_PP_CAT(trait,_detail_type_op)<BOOST_TTI_DETAIL_TP_T,BOOST_TTI_DETAIL_TP_U>, \
boost::mpl::false_ \
> \
{ \
}; \
/**/
#endif // BOOST_TTI_DETAIL_TYPE_HPP
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Swift