container/bench/detail/varray_concept.hpp

61 lines
1.7 KiB
C++

// Boost.Container varray
//
// Copyright (c) 2012-2013 Andrew Hundt.
// Copyright (c) 2012-2013 Adam Wulkiewicz, Lodz, Poland.
//
// 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)
#ifndef BOOST_CONTAINER_VARRAY_CONCEPT_HPP
#define BOOST_CONTAINER_VARRAY_CONCEPT_HPP
#include <boost/concept_check.hpp>
namespace boost { namespace container { namespace dtl { namespace concept {
/**
* VArrayStrategyConcept
*
* \brief Checks strategy for varray<Value,Capacity,Strategy>, which has similarities to std::allocator
* \ingroup varray
*/
template<typename Strategy>
struct VArrayStrategy {
#ifndef DOXYGEN_NO_CONCEPT_MEMBERS
// typedefs are the same as in std::allocator
typedef typename Strategy::value_type value_type;
typedef typename Strategy::size_type size_type;
typedef typename Strategy::difference_type difference_type;
typedef typename Strategy::pointer pointer;
typedef typename Strategy::const_pointer const_pointer;
typedef typename Strategy::reference reference;
typedef typename Strategy::const_reference const_reference;
struct check_methods
{
static void apply()
{
Strategy const* str = 0;
// must implement allocate_failed
str->allocate_failed();
boost::ignore_unused_variable_warning(str);
}
};
public :
BOOST_CONCEPT_USAGE(VArrayStrategy)
{
check_methods::apply();
}
#endif
};
}}}} // namespace boost::container::dtl::concept
#endif //BOOST_CONTAINER_VARRAY_CONCEPT_HPP