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/*!
@file
Defines `boost::hana::Functor`.
@copyright Louis Dionne 2013-2016
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
*/
#ifndef BOOST_HANA_CONCEPT_FUNCTOR_HPP
#define BOOST_HANA_CONCEPT_FUNCTOR_HPP
#include <boost/hana/fwd/concept/functor.hpp>
#include <boost/hana/config.hpp>
#include <boost/hana/adjust_if.hpp>
#include <boost/hana/core/default.hpp>
#include <boost/hana/core/tag_of.hpp>
#include <boost/hana/transform.hpp>
BOOST_HANA_NAMESPACE_BEGIN
template <typename F>
struct Functor {
using Tag = typename tag_of<F>::type;
static constexpr bool value = !is_default<transform_impl<Tag>>::value ||
!is_default<adjust_if_impl<Tag>>::value;
};
BOOST_HANA_NAMESPACE_END
#endif // !BOOST_HANA_CONCEPT_FUNCTOR_HPP
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