| 1 | // Boost.Range library |
|---|---|
| 2 | // |
| 3 | // Copyright Neil Groves 2009. 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 | #ifndef BOOST_RANGE_ALGORITHM_EXT_PUSH_BACK_HPP_INCLUDED |
| 11 | #define BOOST_RANGE_ALGORITHM_EXT_PUSH_BACK_HPP_INCLUDED |
| 12 | |
| 13 | #include <boost/range/config.hpp> |
| 14 | #include <boost/range/concepts.hpp> |
| 15 | #include <boost/range/difference_type.hpp> |
| 16 | #include <boost/range/begin.hpp> |
| 17 | #include <boost/range/end.hpp> |
| 18 | #include <boost/range/detail/implementation_help.hpp> |
| 19 | #include <boost/assert.hpp> |
| 20 | |
| 21 | namespace boost |
| 22 | { |
| 23 | namespace range |
| 24 | { |
| 25 | |
| 26 | template< class Container, class Range > |
| 27 | inline Container& push_back( Container& on, const Range& from ) |
| 28 | { |
| 29 | BOOST_RANGE_CONCEPT_ASSERT(( SinglePassRangeConcept<Container> )); |
| 30 | BOOST_RANGE_CONCEPT_ASSERT(( SinglePassRangeConcept<const Range> )); |
| 31 | BOOST_ASSERT_MSG(!range_detail::is_same_object(on, from), |
| 32 | "cannot copy from a container to itself"); |
| 33 | on.insert( on.end(), boost::begin(from), boost::end(from) ); |
| 34 | return on; |
| 35 | } |
| 36 | |
| 37 | } // namespace range |
| 38 | using range::push_back; |
| 39 | } // namespace boost |
| 40 | |
| 41 | #endif // include guard |
| 42 |