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// SPDX-FileCopyrightInfo: Copyright © DUNE Project contributors, see file LICENSE.md in module root
// SPDX-License-Identifier: LicenseRef-GPL-2.0-only-with-DUNE-exception
#ifndef DUNE_PYTHON_COMMON_DIMRANGE_HH
#define DUNE_PYTHON_COMMON_DIMRANGE_HH
#include <cstddef>
#include <tuple>
#include <type_traits>
#include <utility>
#include <dune/python/common/fmatrix.hh>
#include <dune/python/common/fvector.hh>
namespace Dune
{
namespace Python
{
namespace detail
{
template< class T, class Enable = void >
struct DimRange;
template< class T >
struct DimRange< T, std::enable_if_t< std::is_arithmetic_v< T > > >
: public std::integral_constant< std::size_t, 1 >
{};
template< class... T >
struct DimRange< std::tuple< T... >, void >
: public std::integral_constant< std::size_t, (DimRange< T >::value + ...) >
{};
template< class K, int n >
struct DimRange< FieldVector< K, n >, void >
: public std::integral_constant< std::size_t, n >
{};
template< class K, int m, int n >
struct DimRange< FieldMatrix< K, m, n >, void >
: public std::integral_constant< std::size_t, m*n >
{};
} // namespace detail
// DimRange
// --------
template< class T >
using DimRange = detail::DimRange< T >;
} // namespace Python
} // namespace Dune
#endif // #ifndef DUNE_PYTHON_COMMON_DIMRANGE_HH
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