Function to_node_tuple_impl

example/cacheHierarchy/fkYAML/node.hpp:12302–12304

/// @param _ An index sequence. (unused)
template <typename BasicNodeType, typename... Types, std::size_t... Idx>
inline void to_node_tuple_impl(BasicNodeType& n, const std::tuple<Types...>& t, index_sequence<Idx...> /*unused*/) {
    n = {std::get<Idx>(t)...};
}

/// @brief to_node function for std::tuple objects with no value types.
/// @note This implementation is needed since calling `to_node_tuple_impl()` with an empty tuple creates a null node.