I want to create my own Tuple type

[Ola Fosheim Grøstad]

On Monday, 11 January 2021 at 20:52:25 UTC, Paul Backus wrote:
> All of what you're saying applies equally well to any struct 
> type as it does to tuples.

Sure.

> It sounds like what you really want is for D *in general* to 
> have head-const, for all types. So there's no reason to force 
> it on tuples in particular. Just write your DIP for 'readonly', 
> and if it's accepted, you can write `readonly(Tuple)` and get 
> the result you want for free.

More like head-immutable, but yes.