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boost/multiprecision/traits/extract_exponent_type.hpp

///////////////////////////////////////////////////////////////
//  Copyright 2012 John Maddock. 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

#ifndef BOOST_MP_EXTRACT_EXPONENT_TYPE_HPP
#define BOOST_MP_EXTRACT_EXPONENT_TYPE_HPP

#include <boost/multiprecision/number.hpp>

namespace boost {
namespace multiprecision {
namespace backends {

template <class Backend, int cat>
struct extract_exponent_type
{
   using type = int;
};
template <class Backend>
struct extract_exponent_type<Backend, number_kind_floating_point>
{
   using type = typename Backend::exponent_type;
};

}}} // namespace boost::multiprecision::backends

#endif