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Add Result to Transform

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sha512sum 2024-03-26 08:29:51 +00:00
parent 8fdb31dc6e
commit f43eae6080
1 changed files with 3 additions and 3 deletions
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6
include/utempl/utils.hpp
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@ -162,10 +162,10 @@ template <typename T>
concept TupleLike = kForceEnableTuple<std::remove_cvref_t<T>> || (requires{Get<0>(MakeTuple<T>(42));} && impl::IsSafeTuple<std::remove_cvref_t<T>>::value); concept TupleLike = kForceEnableTuple<std::remove_cvref_t<T>> || (requires{Get<0>(MakeTuple<T>(42));} && impl::IsSafeTuple<std::remove_cvref_t<T>>::value);
template <TupleLike Tuple> template <TupleLike Tuple, typename R = Tuple>
inline constexpr auto Transform(Tuple&& container, auto&& f) { inline constexpr auto Transform(Tuple&& container, auto&& f, TypeList<R> = {}) {
return [&]<auto... Is>(std::index_sequence<Is...>){ return [&]<auto... Is>(std::index_sequence<Is...>){
return MakeTuple<Tuple>(f(Get<Is>(std::forward<Tuple>(container)))...); return MakeTuple<R>(f(Get<Is>(std::forward<Tuple>(container)))...);
}(std::make_index_sequence<kTupleSize<Tuple>>()); }(std::make_index_sequence<kTupleSize<Tuple>>());
}; };