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#ifndef BOOST_CONTRACT_DETAIL_MEMBER_FUNCTION_TYPES_HPP_
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#define BOOST_CONTRACT_DETAIL_MEMBER_FUNCTION_TYPES_HPP_
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// Copyright (C) 2008-2018 Lorenzo Caminiti
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// Distributed under the Boost Software License, Version 1.0 (see accompanying
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// file LICENSE_1_0.txt or a copy at http://www.boost.org/LICENSE_1_0.txt).
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// See: http://www.boost.org/doc/libs/release/libs/contract/doc/html/index.html
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#include <boost/contract/detail/none.hpp>
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#include <boost/function_types/parameter_types.hpp>
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#include <boost/function_types/result_type.hpp>
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#include <boost/function_types/property_tags.hpp>
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#include <boost/type_traits/is_const.hpp>
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#include <boost/type_traits/is_volatile.hpp>
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#include <boost/type_traits/is_same.hpp>
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#include <boost/mpl/pop_front.hpp>
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#include <boost/mpl/push_back.hpp>
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#include <boost/mpl/back.hpp>
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#include <boost/mpl/and.hpp>
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#include <boost/mpl/if.hpp>
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#include <boost/mpl/identity.hpp>
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namespace boost {
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namespace contract {
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class virtual_;
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}
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}
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namespace boost { namespace contract { namespace detail {
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template<class C, typename F>
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struct member_function_types {
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typedef typename boost::function_types::result_type<F>::type result_type;
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// Never include leading class type.
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typedef typename boost::mpl::pop_front<typename boost::function_types::
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parameter_types<F>::type>::type argument_types;
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// Always include trailing virtual_* type.
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typedef typename boost::mpl::if_<boost::is_same<typename boost::
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mpl::back<argument_types>::type, boost::contract::virtual_*>,
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boost::mpl::identity<argument_types>
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,
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boost::mpl::push_back<argument_types, boost::contract::virtual_*>
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>::type::type virtual_argument_types;
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typedef typename boost::mpl::if_<boost::mpl::and_<boost::is_const<C>,
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boost::is_volatile<C> >,
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boost::function_types::cv_qualified
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, typename boost::mpl::if_<boost::is_const<C>,
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boost::function_types::const_non_volatile
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, typename boost::mpl::if_<boost::is_volatile<C>,
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boost::function_types::volatile_non_const
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,
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boost::function_types::null_tag
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>::type>::type>::type property_tag;
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};
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// Also handles none type.
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template<class C>
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struct member_function_types<C, none> {
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typedef none result_type;
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typedef none argument_types;
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typedef none virtual_argument_types;
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typedef none property_tag;
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};
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} } } // namespace
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#endif // #include guard
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