boost/scope/detail/is_not_like.hpp
/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* https://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2023 Andrey Semashev
*/
/*!
* \file scope/detail/is_not_like.hpp
*
* This header contains definition of \c is_not_like type trait.
*/
#ifndef BOOST_SCOPE_DETAIL_IS_NOT_LIKE_HPP_INCLUDED_
#define BOOST_SCOPE_DETAIL_IS_NOT_LIKE_HPP_INCLUDED_
#include <type_traits>
#include <boost/scope/detail/config.hpp>
#include <boost/scope/detail/header.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
namespace boost {
namespace scope {
namespace detail {
//! The type trait checks if \c T is not a possibly cv-reference-qualified specialization of \c Template
template< typename T, template< typename... > class Template >
struct is_not_like : public std::true_type { };
template< typename T, template< typename... > class Template >
struct is_not_like< T&, Template > : public is_not_like< T, Template > { };
template< template< typename... > class Template, typename... Ts >
struct is_not_like< Template< Ts... >, Template > : public std::false_type { };
template< template< typename... > class Template, typename... Ts >
struct is_not_like< const Template< Ts... >, Template > : public std::false_type { };
template< template< typename... > class Template, typename... Ts >
struct is_not_like< volatile Template< Ts... >, Template > : public std::false_type { };
template< template< typename... > class Template, typename... Ts >
struct is_not_like< const volatile Template< Ts... >, Template > : public std::false_type { };
} // namespace detail
} // namespace scope
} // namespace boost
#include <boost/scope/detail/footer.hpp>
#endif // BOOST_SCOPE_DETAIL_IS_NOT_LIKE_HPP_INCLUDED_