scalar_type.hpp

Go to the documentation of this file.

#ifndef STAN_MATH_PRIM_META_SCALAR_TYPE_HPP
#define STAN_MATH_PRIM_META_SCALAR_TYPE_HPP
 
#include <stan/math/prim/fun/Eigen.hpp>
#include <stan/math/prim/meta/require_helpers.hpp>
#include <type_traits>
#include <vector>
 
namespace stan {
 
template <typename T, typename = void>
struct scalar_type {
  using type = std::decay_t<T>;
};
 
template <typename T>
using scalar_type_t = typename scalar_type<T>::type;
 
template <typename... Args>
struct scalar_type<std::tuple<Args...>, void> {
  using type = std::tuple<scalar_type_t<Args>...>;
};
 
}  // namespace stan
#endif