61 lines
1.7 KiB
C++
61 lines
1.7 KiB
C++
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// Boost.Container varray
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//
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// Copyright (c) 2012-2013 Andrew Hundt.
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// Copyright (c) 2012-2013 Adam Wulkiewicz, Lodz, Poland.
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//
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// Use, modification and distribution is subject to the Boost Software License,
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// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#ifndef BOOST_CONTAINER_VARRAY_CONCEPT_HPP
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#define BOOST_CONTAINER_VARRAY_CONCEPT_HPP
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#include <boost/concept_check.hpp>
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namespace boost { namespace container { namespace dtl { namespace concept {
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/**
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* VArrayStrategyConcept
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*
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* \brief Checks strategy for varray<Value,Capacity,Strategy>, which has similarities to std::allocator
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* \ingroup varray
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*/
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template<typename Strategy>
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struct VArrayStrategy {
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#ifndef DOXYGEN_NO_CONCEPT_MEMBERS
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// typedefs are the same as in std::allocator
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typedef typename Strategy::value_type value_type;
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typedef typename Strategy::size_type size_type;
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typedef typename Strategy::difference_type difference_type;
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typedef typename Strategy::pointer pointer;
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typedef typename Strategy::const_pointer const_pointer;
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typedef typename Strategy::reference reference;
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typedef typename Strategy::const_reference const_reference;
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struct check_methods
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{
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static void apply()
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{
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Strategy const* str = 0;
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// must implement allocate_failed
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str->allocate_failed();
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boost::ignore_unused_variable_warning(str);
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}
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};
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public :
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BOOST_CONCEPT_USAGE(VArrayStrategy)
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{
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check_methods::apply();
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}
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#endif
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};
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}}}} // namespace boost::container::dtl::concept
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#endif //BOOST_CONTAINER_VARRAY_CONCEPT_HPP
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