On Sat, 2025-08-09 at 23:34 +0300, Ville Voutilainen wrote:
However.. ..should we have a function object version of
make_from_tuple somewhere in this bigger picture?
With p3312:
std::bind_front(&std::apply, &T::T)
I don't think that paper or its general approach is a solution we can
expect to have. The problem with it and various predecessors
is that it doesn't capture overload sets that have ADL-only overloads
in them. There are some thoughts how to approach
solving that part of the problem, but they are not baked.
I'm sorry to hear that. I really like that proposal.
If there is interest, I can add std::constructor_from_tuple().
But maybe a function-object applier is better.
std::bind_front(std::applier(), std::constructor<T>());
std::applier()/std::function_application()/whatever is a function object whose operator()() forwards to std::apply().