123456789101112131415161718192021222324252627282930313233343536373839404142 |
- // Boost.Range library
- //
- // Copyright Neil Groves 2009. 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_ALGORITHM_EXT_PUSH_FRONT_HPP_INCLUDED
- #define BOOST_RANGE_ALGORITHM_EXT_PUSH_FRONT_HPP_INCLUDED
- #include <boost/range/config.hpp>
- #include <boost/range/concepts.hpp>
- #include <boost/range/difference_type.hpp>
- #include <boost/range/begin.hpp>
- #include <boost/range/end.hpp>
- #include <boost/range/detail/implementation_help.hpp>
- #include <boost/assert.hpp>
- namespace boost
- {
- namespace range
- {
- template< class Container, class Range >
- inline Container& push_front( Container& on, const Range& from )
- {
- BOOST_RANGE_CONCEPT_ASSERT(( SinglePassRangeConcept<Container> ));
- BOOST_RANGE_CONCEPT_ASSERT(( SinglePassRangeConcept<const Range> ));
- BOOST_ASSERT_MSG(!range_detail::is_same_object(on, from),
- "cannot copy from a container to itself");
- on.insert( on.begin(), boost::begin(from), boost::end(from) );
- return on;
- }
- } // namespace range
- using range::push_front;
- } // namespace boost
- #endif // include guard
|