36 lines
843 B
C++
36 lines
843 B
C++
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#ifndef BOOST_ENDIAN_DETAIL_IS_SCOPED_ENUM_HPP_INCLUDED
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#define BOOST_ENDIAN_DETAIL_IS_SCOPED_ENUM_HPP_INCLUDED
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// Copyright 2020 Peter Dimov
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//
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// Distributed under the Boost Software License, Version 1.0.
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// https://www.boost.org/LICENSE_1_0.txt
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#include <boost/type_traits/conditional.hpp>
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#include <boost/type_traits/is_enum.hpp>
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#include <boost/type_traits/is_convertible.hpp>
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namespace boost
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{
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namespace endian
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{
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namespace detail
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{
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template<class T> struct negation: boost::integral_constant<bool, !T::value> {};
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template<class T> struct is_scoped_enum:
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boost::conditional<
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boost::is_enum<T>::value,
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negation< boost::is_convertible<T, int> >,
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boost::false_type
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>::type
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{
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};
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} // namespace detail
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} // namespace endian
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} // namespace boost
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#endif // BOOST_ENDIAN_DETAIL_IS_SCOPED_ENUM_HPP_INCLUDED
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