| 1 | // Boost.Range library |
|---|---|
| 2 | // |
| 3 | // Copyright Thorsten Ottosen 2003-2004. Use, modification and |
| 4 | // distribution is subject to the Boost Software License, Version |
| 5 | // 1.0. (See accompanying file LICENSE_1_0.txt or copy at |
| 6 | // http://www.boost.org/LICENSE_1_0.txt) |
| 7 | // |
| 8 | // For more information, see http://www.boost.org/libs/range/ |
| 9 | // |
| 10 | |
| 11 | #ifndef BOOST_RANGE_MUTABLE_ITERATOR_HPP |
| 12 | #define BOOST_RANGE_MUTABLE_ITERATOR_HPP |
| 13 | |
| 14 | #if defined(_MSC_VER) |
| 15 | # pragma once |
| 16 | #endif |
| 17 | |
| 18 | #include <boost/range/config.hpp> |
| 19 | |
| 20 | #include <boost/range/range_fwd.hpp> |
| 21 | #include <boost/range/detail/extract_optional_type.hpp> |
| 22 | #include <boost/type_traits/remove_reference.hpp> |
| 23 | #include <boost/iterator/iterator_traits.hpp> |
| 24 | #include <cstddef> |
| 25 | #include <utility> |
| 26 | |
| 27 | namespace boost |
| 28 | { |
| 29 | |
| 30 | ////////////////////////////////////////////////////////////////////////// |
| 31 | // default |
| 32 | ////////////////////////////////////////////////////////////////////////// |
| 33 | |
| 34 | namespace range_detail |
| 35 | { |
| 36 | |
| 37 | BOOST_RANGE_EXTRACT_OPTIONAL_TYPE( iterator ) |
| 38 | |
| 39 | template< typename C > |
| 40 | struct range_mutable_iterator |
| 41 | : range_detail::extract_iterator< |
| 42 | BOOST_DEDUCED_TYPENAME remove_reference<C>::type> |
| 43 | {}; |
| 44 | |
| 45 | ////////////////////////////////////////////////////////////////////////// |
| 46 | // pair |
| 47 | ////////////////////////////////////////////////////////////////////////// |
| 48 | |
| 49 | template< typename Iterator > |
| 50 | struct range_mutable_iterator< std::pair<Iterator,Iterator> > |
| 51 | { |
| 52 | typedef Iterator type; |
| 53 | }; |
| 54 | |
| 55 | ////////////////////////////////////////////////////////////////////////// |
| 56 | // array |
| 57 | ////////////////////////////////////////////////////////////////////////// |
| 58 | |
| 59 | template< typename T, std::size_t sz > |
| 60 | struct range_mutable_iterator< T[sz] > |
| 61 | { |
| 62 | typedef T* type; |
| 63 | }; |
| 64 | |
| 65 | } // namespace range_detail |
| 66 | |
| 67 | template<typename C, typename Enabler=void> |
| 68 | struct range_mutable_iterator |
| 69 | : range_detail::range_mutable_iterator< |
| 70 | BOOST_DEDUCED_TYPENAME remove_reference<C>::type |
| 71 | > |
| 72 | { |
| 73 | }; |
| 74 | |
| 75 | } // namespace boost |
| 76 | |
| 77 | #include <boost/range/detail/msvc_has_iterator_workaround.hpp> |
| 78 | |
| 79 | #endif |
| 80 |