forked from boostorg/fusion
merge from trunk
[SVN r61043]
This commit is contained in:
Christopher Schmidt
@ -1,113 +1,82 @@
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/*=============================================================================
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Copyright (c) 2001-2007 Joel de Guzman
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Copyright (c) 2007 Dan Marsden
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Copyright (c) 2009-2010 Christopher Schmidt
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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(BOOST_FUSION_ADAPT_ASSOC_STRUCT_20070508_2207)
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#define BOOST_FUSION_ADAPT_ASSOC_STRUCT_20070508_2207
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#include <boost/fusion/support/tag_of_fwd.hpp>
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#include <boost/fusion/adapted/struct/extension.hpp>
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#include <boost/fusion/adapted/struct/struct_iterator.hpp>
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#ifndef BOOST_FUSION_ADAPTED_STRUCT_ADAPT_ASSOC_STRUCT_HPP
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#define BOOST_FUSION_ADAPTED_STRUCT_ADAPT_ASSOC_STRUCT_HPP
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#include <boost/preprocessor/cat.hpp>
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#include <boost/preprocessor/empty.hpp>
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#include <boost/preprocessor/tuple/elem.hpp>
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#include <boost/type_traits/add_reference.hpp>
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#include <boost/type_traits/is_const.hpp>
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#include <boost/type_traits/add_const.hpp>
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#include <boost/type_traits/remove_const.hpp>
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#include <boost/fusion/adapted/struct/detail/extension.hpp>
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#include <boost/fusion/adapted/struct/detail/adapt_base.hpp>
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#include <boost/fusion/adapted/struct/detail/at_impl.hpp>
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#include <boost/fusion/adapted/struct/detail/is_view_impl.hpp>
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#include <boost/fusion/adapted/struct/detail/is_sequence_impl.hpp>
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#include <boost/fusion/adapted/struct/detail/value_at_impl.hpp>
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#include <boost/fusion/adapted/struct/detail/category_of_impl.hpp>
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#include <boost/fusion/adapted/struct/detail/size_impl.hpp>
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#include <boost/fusion/adapted/struct/detail/begin_impl.hpp>
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#include <boost/fusion/adapted/struct/detail/end_impl.hpp>
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#include <boost/fusion/adapted/struct/detail/size_impl.hpp>
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#include <boost/fusion/adapted/struct/detail/at_impl.hpp>
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#include <boost/fusion/adapted/struct/detail/value_at_impl.hpp>
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#include <boost/fusion/adapted/struct/detail/has_key_impl.hpp>
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#include <boost/fusion/adapted/struct/detail/at_key_impl.hpp>
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#include <boost/fusion/adapted/struct/detail/value_at_key_impl.hpp>
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#include <boost/fusion/adapted/struct/detail/value_of_impl.hpp>
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#include <boost/fusion/adapted/struct/detail/deref_impl.hpp>
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#include <boost/fusion/adapted/struct/detail/deref_data_impl.hpp>
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#include <boost/fusion/adapted/struct/detail/key_of_impl.hpp>
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#include <boost/fusion/adapted/struct/detail/value_of_data_impl.hpp>
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#include <boost/preprocessor/cat.hpp>
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#include <boost/preprocessor/punctuation/comma_if.hpp>
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#include <boost/preprocessor/seq/for_each_i.hpp>
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#include <boost/preprocessor/tuple/elem.hpp>
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#include <boost/preprocessor/repetition/enum_params_with_a_default.hpp>
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#include <boost/preprocessor/repetition/enum_params.hpp>
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#include <boost/preprocessor/cat.hpp>
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#include <boost/mpl/int.hpp>
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#include <boost/config/no_tr1/utility.hpp>
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#define BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_0(X, Y, Z)\
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((X, Y, Z)) BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_1
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#define BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_1(X, Y, Z)\
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((X, Y, Z)) BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_0
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#define BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_0_END
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#define BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_1_END
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namespace boost { namespace fusion { namespace extension {
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template<typename Struct, typename Key>
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struct struct_assoc_member;
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}}}
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#define BOOST_FUSION_ADAPT_ASSOC_STRUCT(name, bseq) \
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BOOST_FUSION_ADAPT_ASSOC_STRUCT_I( \
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name, BOOST_PP_CAT(BOOST_FUSION_ADAPT_ASSOC_STRUCT_X bseq, 0)) \
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/***/
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#define BOOST_FUSION_ADAPT_ASSOC_STRUCT_X(x, y, z) ((x, y, z)) BOOST_FUSION_ADAPT_ASSOC_STRUCT_Y
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#define BOOST_FUSION_ADAPT_ASSOC_STRUCT_Y(x, y, z) ((x, y, z)) BOOST_FUSION_ADAPT_ASSOC_STRUCT_X
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#define BOOST_FUSION_ADAPT_ASSOC_STRUCT_X0
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#define BOOST_FUSION_ADAPT_ASSOC_STRUCT_Y0
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// BOOST_FUSION_ADAPT_ASSOC_STRUCT_I generates the overarching structure and uses
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// SEQ_FOR_EACH_I to generate the "linear" substructures.
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// Thanks to Paul Mensonides for the PP macro help
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#define BOOST_FUSION_ADAPT_ASSOC_STRUCT_I(name, seq) \
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namespace boost { namespace fusion { namespace traits \
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{ \
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template <> \
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struct tag_of<name> \
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{ \
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typedef struct_tag type; \
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}; \
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}}} \
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#define BOOST_FUSION_ADAPT_ASSOC_STRUCT_C_BASE( \
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TEMPLATE_PARAMS_SEQ,NAME_SEQ,I,PREFIX,ATTRIBUTE) \
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\
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namespace boost { namespace mpl \
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{ \
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template<typename> \
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struct sequence_tag; \
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BOOST_FUSION_ADAPT_STRUCT_C_BASE( \
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TEMPLATE_PARAMS_SEQ, NAME_SEQ, I, PREFIX, ATTRIBUTE, 3) \
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\
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template<> \
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struct sequence_tag<name> \
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{ \
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typedef fusion::fusion_sequence_tag type; \
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}; \
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\
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template<> \
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struct sequence_tag<name const> \
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{ \
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typedef fusion::fusion_sequence_tag type; \
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}; \
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}} \
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\
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namespace boost { namespace fusion { namespace extension \
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template< \
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BOOST_FUSION_ADAPT_STRUCT_UNPACK_TEMPLATE_PARAMS(TEMPLATE_PARAMS_SEQ) \
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> \
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struct struct_assoc_key<BOOST_FUSION_ADAPT_STRUCT_UNPACK_NAME(NAME_SEQ), I> \
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{ \
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template <> \
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struct struct_size<name> : mpl::int_<BOOST_PP_SEQ_SIZE(seq)> {}; \
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BOOST_PP_SEQ_FOR_EACH_I(BOOST_FUSION_ADAPT_ASSOC_STRUCT_C, name, seq) \
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}}} \
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/***/
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#define BOOST_FUSION_ADAPT_ASSOC_STRUCT_C(r, name, i, xy) \
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template <> \
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struct struct_member<name, i> \
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{ \
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typedef BOOST_PP_TUPLE_ELEM(3, 0, xy) type; \
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static type& call(name& struct_) \
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{ \
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return struct_.BOOST_PP_TUPLE_ELEM(3, 1, xy); \
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}; \
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}; \
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template<> \
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struct struct_assoc_member<name, BOOST_PP_TUPLE_ELEM(3, 2, xy)> \
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{ \
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typedef BOOST_PP_TUPLE_ELEM(3, 0, xy) type; \
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static type& call(name& struct_) \
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{ \
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return struct_.BOOST_PP_TUPLE_ELEM(3, 1, xy); \
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}; \
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typedef BOOST_PP_TUPLE_ELEM(3, 2, ATTRIBUTE) type; \
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};
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/***/
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#define BOOST_FUSION_ADAPT_ASSOC_STRUCT_C( \
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TEMPLATE_PARAMS_SEQ,NAME_SEQ, I, ATTRIBUTE) \
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\
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BOOST_FUSION_ADAPT_ASSOC_STRUCT_C_BASE( \
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TEMPLATE_PARAMS_SEQ,NAME_SEQ,I,BOOST_PP_EMPTY(),ATTRIBUTE)
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#define BOOST_FUSION_ADAPT_ASSOC_TPL_STRUCT( \
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TEMPLATE_PARAMS_SEQ, NAME_SEQ, ATTRIBUTES) \
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\
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BOOST_FUSION_ADAPT_STRUCT_BASE( \
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(1)TEMPLATE_PARAMS_SEQ, \
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(1)NAME_SEQ, \
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assoc_struct_tag, \
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BOOST_PP_CAT(BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_0 ATTRIBUTES,_END), \
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BOOST_FUSION_ADAPT_ASSOC_STRUCT_C)
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#define BOOST_FUSION_ADAPT_ASSOC_STRUCT(NAME, ATTRIBUTES) \
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BOOST_FUSION_ADAPT_STRUCT_BASE( \
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(0), \
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(0)(NAME), \
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assoc_struct_tag, \
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BOOST_PP_CAT(BOOST_FUSION_ADAPT_ASSOC_STRUCT_FILLER_0 ATTRIBUTES,_END), \
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BOOST_FUSION_ADAPT_ASSOC_STRUCT_C)
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#endif
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