Emily Boudreaux
ec13264050
A bug was discovered in glaze which prevented valid toml output. We have switched to toml++ and reflect-cpp. The interface has remained the same so this should not break any code
45 lines
1.2 KiB
C++
45 lines
1.2 KiB
C++
#ifndef RFL_INTERNAL_TO_FLATTENED_PTR_TUPLE_HPP_
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#define RFL_INTERNAL_TO_FLATTENED_PTR_TUPLE_HPP_
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#include "../Tuple.hpp"
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#include "../tuple_cat.hpp"
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#include "has_flatten_fields.hpp"
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#include "is_flatten_field.hpp"
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#include "to_ptr_tuple.hpp"
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namespace rfl {
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namespace internal {
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template <class PtrTuple>
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auto flatten_ptr_tuple(PtrTuple&& _t) {
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if constexpr (!has_flatten_fields<PtrTuple>()) {
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return std::forward<PtrTuple>(_t);
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} else {
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const auto get_one = [&]<int _i>(std::integral_constant<int, _i>) {
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using T = tuple_element_t<_i, std::remove_cvref_t<PtrTuple>>;
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if constexpr (is_flatten_field_v<T>) {
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return flatten_ptr_tuple(to_ptr_tuple(rfl::get<_i>(_t)->get()));
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} else {
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return rfl::make_tuple(rfl::get<_i>(_t));
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}
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};
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constexpr auto size = rfl::tuple_size_v<std::remove_cvref_t<PtrTuple>>;
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return [&]<int... _is>(std::integer_sequence<int, _is...>) {
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return rfl::tuple_cat(get_one(std::integral_constant<int, _is>{})...);
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}
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(std::make_integer_sequence<int, size>());
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}
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}
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template <class T>
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auto to_flattened_ptr_tuple(T&& _t) {
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return flatten_ptr_tuple(to_ptr_tuple(_t));
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}
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} // namespace internal
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} // namespace rfl
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#endif
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