to_array.hpp

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#pragma once
#include <array>
#include "argon_for.hpp"

 
namespace argon {
namespace detail {
template <class T, std::size_t N, std::size_t... I>
constexpr std::array<helpers::ArgonFor_t<T>, N> to_array_impl(T (&a)[N], std::index_sequence<I...>) {
  using argon_type = helpers::ArgonFor_t<T>;
  return {{argon_type{a[I]}...}};
}
 
template <class T, std::size_t N, std::size_t... I>
constexpr std::array<helpers::ArgonFor_t<T>, N> to_array_impl(T (&&a)[N], std::index_sequence<I...>) {
  using argon_type = helpers::ArgonFor_t<T>;
  return {{argon_type{std::move(a[I])}...}};
}
}  // namespace detail

template <class T, std::size_t N>
constexpr std::array<helpers::ArgonFor_t<T>, N> to_array(T (&a)[N]) {
  return detail::to_array_impl(a, std::make_index_sequence<N>{});
}

template <class T, std::size_t N>
constexpr std::array<helpers::ArgonFor_t<T>, N> to_array(T (&&a)[N]) {
  return detail::to_array_impl(std::move(a), std::make_index_sequence<N>{});
}
 
}  // namespace argon