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Diffstat (limited to 'src/third_party/boost-1.69.0/boost/range/detail/value_type.hpp')
-rw-r--r-- | src/third_party/boost-1.69.0/boost/range/detail/value_type.hpp | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/src/third_party/boost-1.69.0/boost/range/detail/value_type.hpp b/src/third_party/boost-1.69.0/boost/range/detail/value_type.hpp new file mode 100644 index 00000000000..2784514c6a0 --- /dev/null +++ b/src/third_party/boost-1.69.0/boost/range/detail/value_type.hpp @@ -0,0 +1,72 @@ +// Boost.Range library +// +// Copyright Thorsten Ottosen 2003-2004. Use, modification and +// distribution is 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) +// +// For more information, see http://www.boost.org/libs/range/ +// + +#ifndef BOOST_RANGE_DETAIL_VALUE_TYPE_HPP +#define BOOST_RANGE_DETAIL_VALUE_TYPE_HPP + +#include <boost/range/detail/common.hpp> +#include <boost/range/detail/remove_extent.hpp> +#include <boost/iterator/iterator_traits.hpp> + +////////////////////////////////////////////////////////////////////////////// +// missing partial specialization workaround. +////////////////////////////////////////////////////////////////////////////// + +namespace boost +{ + namespace range_detail + { + template< typename T > + struct range_value_type_; + + template<> + struct range_value_type_<std_container_> + { + template< typename C > + struct pts + { + typedef BOOST_RANGE_DEDUCED_TYPENAME C::value_type type; + }; + }; + + template<> + struct range_value_type_<std_pair_> + { + template< typename P > + struct pts + { + typedef BOOST_RANGE_DEDUCED_TYPENAME boost::iterator_value< BOOST_RANGE_DEDUCED_TYPENAME P::first_type >::type type; + }; + }; + + template<> + struct range_value_type_<array_> + { + template< typename T > + struct pts + { + typedef BOOST_DEDUCED_TYPENAME remove_extent<T>::type type; + }; + }; + + } + + template< typename C > + class range_value + { + typedef BOOST_DEDUCED_TYPENAME range_detail::range<C>::type c_type; + public: + typedef BOOST_DEDUCED_TYPENAME range_detail::range_value_type_<c_type>::BOOST_NESTED_TEMPLATE pts<C>::type type; + }; + +} + +#endif + |