iterator.hpp
来自「CGAL is a collaborative effort of severa」· HPP 代码 · 共 105 行
HPP
105 行
// 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_ITERATOR_HPP#define BOOST_RANGE_ITERATOR_HPP#if defined(_MSC_VER) && (_MSC_VER >= 1200)# pragma once#endif#include <boost/range/config.hpp>#ifdef BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION#include <boost/range/detail/iterator.hpp>#else#include <boost/iterator/iterator_traits.hpp>#include <cstddef>#include <utility>namespace boost{ ////////////////////////////////////////////////////////////////////////// // default ////////////////////////////////////////////////////////////////////////// template< typename C > struct range_iterator { typedef BOOST_DEDUCED_TYPENAME C::iterator type; }; ////////////////////////////////////////////////////////////////////////// // pair ////////////////////////////////////////////////////////////////////////// template< typename Iterator > struct range_iterator< std::pair<Iterator,Iterator> > { typedef Iterator type; }; template< typename Iterator > struct range_iterator< const std::pair<Iterator,Iterator> > { typedef Iterator type; }; ////////////////////////////////////////////////////////////////////////// // array ////////////////////////////////////////////////////////////////////////// template< typename T, std::size_t sz > struct range_iterator< T[sz] > { typedef T* type; }; template< typename T, std::size_t sz > struct range_iterator< const T[sz] > { typedef const T* type; }; ////////////////////////////////////////////////////////////////////////// // string ////////////////////////////////////////////////////////////////////////// template<> struct range_iterator< char* > { typedef char* type; }; template<> struct range_iterator< wchar_t* > { typedef wchar_t* type; }; template<> struct range_iterator< const char* > { typedef const char* type; }; template<> struct range_iterator< const wchar_t* > { typedef const wchar_t* type; };} // namespace boost#endif // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION#endif
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