forked from boostorg/fusion
73 lines
2.1 KiB
C++
73 lines
2.1 KiB
C++
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/*=============================================================================
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Copyright (c) 2005 Joel de Guzman
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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==============================================================================*/
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#if !defined(FUSION_TUPLE_10032005_0810)
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#define FUSION_TUPLE_10032005_0810
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#include <boost/fusion/tuple/tuple_fwd.hpp>
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#include <boost/fusion/container/vector/vector.hpp>
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#include <boost/fusion/sequence/intrinsic/size.hpp>
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#include <boost/fusion/sequence/intrinsic/value_at.hpp>
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#include <boost/fusion/sequence/intrinsic/at.hpp>
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#include <boost/fusion/sequence/comparison.hpp>
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#include <boost/fusion/sequence/io.hpp>
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#include <boost/utility/enable_if.hpp>
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#include <boost/type_traits/is_const.hpp>
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namespace boost { namespace fusion
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{
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template <BOOST_PP_ENUM_PARAMS(FUSION_MAX_VECTOR_SIZE, typename T)>
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struct tuple : vector<BOOST_PP_ENUM_PARAMS(FUSION_MAX_VECTOR_SIZE, T)>
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{
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typedef vector<
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BOOST_PP_ENUM_PARAMS(FUSION_MAX_VECTOR_SIZE, T)>
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base_type;
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tuple()
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: base_type() {}
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template <typename Sequence>
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tuple(Sequence const& rhs)
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: base_type(rhs) {}
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#include <boost/fusion/tuple/detail/tuple_forward_ctor.hpp>
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template <typename T>
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tuple&
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operator=(T const& rhs)
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{
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base_type::operator=(rhs);
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return *this;
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}
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};
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template <typename Tuple>
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struct tuple_size : result_of::size<Tuple> {};
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template <int N, typename Tuple>
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struct tuple_element : result_of::value_at_c<Tuple, N> {};
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template <int N, typename Tuple>
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inline typename
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lazy_disable_if<
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is_const<Tuple>
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, result_of::at_c<Tuple, N>
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>::type
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get(Tuple& tup)
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{
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return at_c<N>(tup);
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}
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template <int N, typename Tuple>
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inline typename result_of::at_c<Tuple const, N>::type
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get(Tuple const& tup)
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{
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return at_c<N>(tup);
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}
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}}
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#endif
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