draconisplusplus/include/rfl/named_tuple_t.hpp

#ifndef RFL_NAMED_TUPLE_T_HPP_
#define RFL_NAMED_TUPLE_T_HPP_

#include <functional>
#include <tuple>
#include <type_traits>

#include "NamedTuple.hpp"
#include "internal/is_named_tuple.hpp"
#include "internal/ptr_named_tuple_t.hpp"
#include "internal/wrap_in_rfl_array_t.hpp"
#include "to_named_tuple.hpp"

namespace rfl {

  template <class T>
  struct remove_ptr;

  template <internal::StringLiteral _name, class T>
  struct remove_ptr<Field<_name, T>> {
    using FieldType = Field<
        _name,
        internal::wrap_in_rfl_array_t<
            std::remove_cvref_t<std::remove_pointer_t<T>>>>;
  };

  template <class T>
  struct remove_ptrs_nt;

  template <class... FieldTypes>
  struct remove_ptrs_nt<NamedTuple<FieldTypes...>> {
    using NamedTupleType =
        NamedTuple<typename remove_ptr<FieldTypes>::FieldType...>;
  };

  /// Generates the named tuple that is equivalent to the struct T.
  /// This is the result you would expect from calling
  /// to_named_tuple(my_struct). All fields of the struct must be an rfl::Field.
  template <class T>
  using named_tuple_t =
      typename remove_ptrs_nt<internal::ptr_named_tuple_t<T>>::NamedTupleType;

} // namespace rfl

#endif