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// 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
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