is_arena_matrix.hpp

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#ifndef STAN_MATH_REV_META_IS_ARENA_MATRIX_HPP
#define STAN_MATH_REV_META_IS_ARENA_MATRIX_HPP
 
#include <stan/math/rev/meta/arena_type.hpp>
#include <type_traits>
 
namespace stan {
namespace internal {
template <typename T>
struct is_arena_matrix_impl : std::false_type {};
template <typename T>
struct is_arena_matrix_impl<math::arena_matrix<T>> : std::true_type {};
}  // namespace internal
template <typename T>
struct is_arena_matrix<
    T, require_t<internal::is_arena_matrix_impl<std::decay_t<T>>>>
    : std::true_type {};
 
}  // namespace stan
#endif