Chris@16: // Boost.Range library
Chris@16: //
Chris@16: //  Copyright Neil Groves 2009. Use, modification and
Chris@16: //  distribution is subject to the Boost Software License, Version
Chris@16: //  1.0. (See accompanying file LICENSE_1_0.txt or copy at
Chris@16: //  http://www.boost.org/LICENSE_1_0.txt)
Chris@16: //
Chris@16: //
Chris@16: // For more information, see http://www.boost.org/libs/range/
Chris@16: //
Chris@16: #ifndef BOOST_RANGE_JOIN_HPP_INCLUDED
Chris@16: #define BOOST_RANGE_JOIN_HPP_INCLUDED
Chris@16: 
Chris@16: #include <boost/config.hpp>
Chris@16: #include <boost/range/detail/join_iterator.hpp>
Chris@16: #include <boost/range/concepts.hpp>
Chris@16: #include <boost/range/iterator_range.hpp>
Chris@16: 
Chris@16: namespace boost
Chris@16: {
Chris@16:     namespace range_detail
Chris@16:     {
Chris@16: 
Chris@16: template<class SinglePassRange1, class SinglePassRange2>
Chris@16: class joined_type
Chris@16: {
Chris@16: public:
Chris@16:     typedef iterator_range<
Chris@16:         range_detail::join_iterator<
Chris@16:             BOOST_DEDUCED_TYPENAME range_iterator<SinglePassRange1>::type,
Chris@16:             BOOST_DEDUCED_TYPENAME range_iterator<SinglePassRange2>::type,
Chris@16:             BOOST_DEDUCED_TYPENAME range_value<SinglePassRange1>::type
Chris@16:         >
Chris@16:     > type;
Chris@16: };
Chris@16: 
Chris@16:     } // namespace range_detail
Chris@16: 
Chris@16: namespace range
Chris@16: {
Chris@16: 
Chris@16: template<class SinglePassRange1, class SinglePassRange2>
Chris@16: class joined_range
Chris@16:     : public range_detail::joined_type<SinglePassRange1, SinglePassRange2>::type
Chris@16: {
Chris@16:     typedef range_detail::join_iterator<
Chris@16:         BOOST_DEDUCED_TYPENAME range_iterator<SinglePassRange1>::type,
Chris@16:         BOOST_DEDUCED_TYPENAME range_iterator<SinglePassRange2>::type,
Chris@16:         BOOST_DEDUCED_TYPENAME range_value<SinglePassRange1>::type
Chris@16:         > iterator_t;
Chris@16: 
Chris@16:     typedef BOOST_DEDUCED_TYPENAME range_detail::joined_type<
Chris@16:                     SinglePassRange1, SinglePassRange2>::type base_t;
Chris@16: public:
Chris@16:     joined_range(SinglePassRange1& rng1, SinglePassRange2& rng2)
Chris@16:         : base_t(
Chris@16:             iterator_t(rng1, rng2, range_detail::join_iterator_begin_tag()),
Chris@16:             iterator_t(rng1, rng2, range_detail::join_iterator_end_tag())
Chris@16:         )
Chris@16:     {
Chris@16:     }
Chris@16: };
Chris@16: 
Chris@16: template<class SinglePassRange1, class SinglePassRange2>
Chris@16: joined_range<const SinglePassRange1, const SinglePassRange2>
Chris@16: join(const SinglePassRange1& r1, const SinglePassRange2& r2)
Chris@16: {
Chris@16:     BOOST_RANGE_CONCEPT_ASSERT(( SinglePassRangeConcept<SinglePassRange1> ));
Chris@16:     BOOST_RANGE_CONCEPT_ASSERT(( SinglePassRangeConcept<SinglePassRange2> ));
Chris@16: 
Chris@16:     return joined_range<const SinglePassRange1, const SinglePassRange2>(r1, r2);
Chris@16: }
Chris@16: 
Chris@16: template<class SinglePassRange1, class SinglePassRange2>
Chris@16: joined_range<SinglePassRange1, SinglePassRange2>
Chris@16: join(SinglePassRange1& r1, SinglePassRange2& r2)
Chris@16: {
Chris@16:     BOOST_RANGE_CONCEPT_ASSERT(( SinglePassRangeConcept<SinglePassRange1> ));
Chris@16:     BOOST_RANGE_CONCEPT_ASSERT(( SinglePassRangeConcept<SinglePassRange2> ));
Chris@16: 
Chris@16:     return joined_range<SinglePassRange1, SinglePassRange2>(r1, r2);
Chris@16: }
Chris@16: 
Chris@16: } // namespace range
Chris@16: 
Chris@16: using ::boost::range::joined_range;
Chris@16: using ::boost::range::join;
Chris@16: 
Chris@16: } // namespace boost
Chris@16: 
Chris@16: #endif // include guard