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#ifndef RFL_FROM_NAMED_TUPLE_HPP_
#define RFL_FROM_NAMED_TUPLE_HPP_
#include <type_traits>
#include "internal/copy_from_named_tuple.hpp"
#include "internal/copy_from_tuple.hpp"
#include "internal/has_fields.hpp"
#include "internal/move_from_named_tuple.hpp"
#include "internal/move_from_tuple.hpp"
#include "named_tuple_t.hpp"
namespace rfl {
/// Generates the struct T from a named tuple.
template <class T, class NamedTupleType>
auto from_named_tuple(NamedTupleType&& _n) {
using RequiredType = std::remove_cvref_t<rfl::named_tuple_t<T>>;
if constexpr (!std::is_same<std::remove_cvref_t<NamedTupleType>,
RequiredType>()) {
return from_named_tuple<T>(RequiredType(std::forward<NamedTupleType>(_n)));
} else if constexpr (internal::has_fields<T>()) {
if constexpr (std::is_lvalue_reference<NamedTupleType>{}) {
return internal::copy_from_named_tuple<T>(_n);
} else {
return internal::move_from_named_tuple<T>(_n);
}
} else {
if constexpr (std::is_lvalue_reference<NamedTupleType>{}) {
return internal::copy_from_tuple<T>(_n.values());
} else {
return internal::move_from_tuple<T>(std::move(_n.values()));
}
}
}
/// Generates the struct T from a named tuple.
template <class T, class NamedTupleType>
auto from_named_tuple(const NamedTupleType& _n) {
using RequiredType = std::remove_cvref_t<rfl::named_tuple_t<T>>;
if constexpr (!std::is_same<std::remove_cvref_t<NamedTupleType>,
RequiredType>()) {
return from_named_tuple<T>(RequiredType(_n));
} else if constexpr (internal::has_fields<T>()) {
return internal::copy_from_named_tuple<T>(_n);
} else {
return internal::copy_from_tuple<T>(_n.values());
}
}
} // namespace rfl
#endif
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