forked from boostorg/fusion
- hoisted enable_equality, enable_comparison and is_native_fusion_sequence to fusion::traits namespace
- added SFINAE-enable (http://article.gmane.org/gmane.comp.parsers.spirit.devel/3902) [SVN r68225]
This commit is contained in:
Joel de Guzman
@ -16,26 +16,25 @@
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#include <boost/fusion/sequence/intrinsic/size.hpp>
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#include <boost/type_traits/is_convertible.hpp>
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namespace boost { namespace fusion { namespace detail
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namespace boost { namespace fusion { namespace traits
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{
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template <typename Sequence>
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template <typename Sequence, typename Enable = void>
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struct is_native_fusion_sequence
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: is_convertible<Sequence, detail::from_sequence_convertible_type>
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{};
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template <typename Seq1, typename Seq2>
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template <typename Seq1, typename Seq2, typename Enable = void>
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struct enable_equality
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: mpl::or_<traits::is_sequence<Seq1>, traits::is_sequence<Seq2> >
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{};
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template <typename Seq1, typename Seq2>
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template <typename Seq1, typename Seq2, typename Enable = void>
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struct enable_comparison
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: mpl::and_<
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mpl::or_<traits::is_sequence<Seq1>, traits::is_sequence<Seq2> >
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, mpl::equal_to<result_of::size<Seq1>, result_of::size<Seq2> >
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>
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{};
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}}}
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#endif
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@ -12,7 +12,7 @@
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#include <boost/fusion/sequence/intrinsic/end.hpp>
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#include <boost/fusion/sequence/intrinsic/size.hpp>
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#include <boost/fusion/sequence/comparison/detail/equal_to.hpp>
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#include <boost/fusion/sequence/comparison/detail/enable_comparison.hpp>
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#include <boost/fusion/sequence/comparison/enable_comparison.hpp>
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#include <boost/config.hpp>
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#if defined (BOOST_MSVC)
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@ -38,7 +38,7 @@ namespace boost { namespace fusion
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template <typename Seq1, typename Seq2>
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inline typename
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enable_if<
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detail::enable_equality<Seq1, Seq2>
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traits::enable_equality<Seq1, Seq2>
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, bool
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>::type
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operator==(Seq1 const& a, Seq2 const& b)
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@ -11,7 +11,7 @@
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#include <boost/fusion/sequence/intrinsic/begin.hpp>
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#include <boost/fusion/sequence/intrinsic/end.hpp>
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#include <boost/fusion/sequence/intrinsic/size.hpp>
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#include <boost/fusion/sequence/comparison/detail/enable_comparison.hpp>
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#include <boost/fusion/sequence/comparison/enable_comparison.hpp>
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#if defined(FUSION_DIRECT_OPERATOR_USAGE)
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#include <boost/fusion/sequence/comparison/detail/greater.hpp>
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@ -38,7 +38,7 @@ namespace boost { namespace fusion
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template <typename Seq1, typename Seq2>
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inline typename
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enable_if<
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detail::enable_comparison<Seq1, Seq2>
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traits::enable_comparison<Seq1, Seq2>
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, bool
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>::type
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operator>(Seq1 const& a, Seq2 const& b)
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@ -11,7 +11,7 @@
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#include <boost/fusion/sequence/intrinsic/begin.hpp>
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#include <boost/fusion/sequence/intrinsic/end.hpp>
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#include <boost/fusion/sequence/intrinsic/size.hpp>
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#include <boost/fusion/sequence/comparison/detail/enable_comparison.hpp>
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#include <boost/fusion/sequence/comparison/enable_comparison.hpp>
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#if defined(FUSION_DIRECT_OPERATOR_USAGE)
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#include <boost/fusion/sequence/comparison/detail/greater_equal.hpp>
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@ -38,7 +38,7 @@ namespace boost { namespace fusion
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template <typename Seq1, typename Seq2>
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inline typename
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enable_if<
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detail::enable_comparison<Seq1, Seq2>
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traits::enable_comparison<Seq1, Seq2>
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, bool
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>::type
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operator>=(Seq1 const& a, Seq2 const& b)
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@ -12,7 +12,7 @@
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#include <boost/fusion/sequence/intrinsic/end.hpp>
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#include <boost/fusion/sequence/intrinsic/size.hpp>
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#include <boost/fusion/sequence/comparison/detail/less.hpp>
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#include <boost/fusion/sequence/comparison/detail/enable_comparison.hpp>
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#include <boost/fusion/sequence/comparison/enable_comparison.hpp>
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namespace boost { namespace fusion
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{
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@ -29,7 +29,7 @@ namespace boost { namespace fusion
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template <typename Seq1, typename Seq2>
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inline typename
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enable_if<
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detail::enable_comparison<Seq1, Seq2>
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traits::enable_comparison<Seq1, Seq2>
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, bool
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>::type
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operator<(Seq1 const& a, Seq2 const& b)
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@ -11,7 +11,7 @@
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#include <boost/fusion/sequence/intrinsic/begin.hpp>
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#include <boost/fusion/sequence/intrinsic/end.hpp>
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#include <boost/fusion/sequence/intrinsic/size.hpp>
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#include <boost/fusion/sequence/comparison/detail/enable_comparison.hpp>
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#include <boost/fusion/sequence/comparison/enable_comparison.hpp>
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#if defined(FUSION_DIRECT_OPERATOR_USAGE)
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#include <boost/fusion/sequence/comparison/detail/less_equal.hpp>
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@ -65,7 +65,7 @@ namespace boost { namespace fusion
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template <typename Seq1, typename Seq2>
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inline typename
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enable_if<
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detail::enable_comparison<Seq1, Seq2>
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traits::enable_comparison<Seq1, Seq2>
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, bool
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>::type
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operator<=(Seq1 const& a, Seq2 const& b)
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@ -11,7 +11,7 @@
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#include <boost/fusion/sequence/intrinsic/begin.hpp>
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#include <boost/fusion/sequence/intrinsic/end.hpp>
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#include <boost/fusion/sequence/intrinsic/size.hpp>
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#include <boost/fusion/sequence/comparison/detail/enable_comparison.hpp>
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#include <boost/fusion/sequence/comparison/enable_comparison.hpp>
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#if defined(FUSION_DIRECT_OPERATOR_USAGE)
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#include <boost/fusion/sequence/comparison/detail/not_equal_to.hpp>
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@ -41,7 +41,7 @@ namespace boost { namespace fusion
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template <typename Seq1, typename Seq2>
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inline typename
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enable_if<
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detail::enable_equality<Seq1, Seq2>
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traits::enable_equality<Seq1, Seq2>
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, bool
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>::type
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operator!=(Seq1 const& a, Seq2 const& b)
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