get type name from current class at compile time?

[Adam D. Ruppe]

On Sunday, 25 April 2021 at 12:54:43 UTC, Jack wrote:
> I find out this later. I give up trying to get this in 
> automatic way at compile time

That's because the type might not be known at compile time at 
all, it might come from like a plugin loaded at run time and only 
ever accessed through the interface.