std.traits.ParameterIdentifierTuple problem

[Carl Sturtivant]

On Saturday, 30 March 2024 at 21:07:35 UTC, Nick Treleaven wrote:
> On Saturday, 30 March 2024 at 19:23:07 UTC, Carl Sturtivant 
> wrote:
>> $ dmd -c bug1.d
>> int(int num, string name, int)
>> ["", "", ""]
>> bug1.d(9): Error: static assert:  "wrong!"
>> ```
>> Please explain. How do I get the names of the identifiers out 
>> of a parameter list at compile time reliably?
>
> Although `.stringof` on a function type does include the 
> parameter names, the names are not really part of the type - 
> see:
> https://github.com/dlang/phobos/pull/3620#issuecomment-288469685
>
> Perhaps `ParameterIdentifierTuple` should give a compile error 
> when given a function type.

OK, so how can I get them? Am I forced to take that string and 
parse it with CTFE?