Help needed for "recursive template expansion error"

[Anthony Abeo]

On Tuesday, 22 October 2019 at 08:42:48 UTC, Simen Kjærås wrote:
> On Tuesday, 22 October 2019 at 08:16:47 UTC, Anthony Abeo wrote:
>> [...]
>
> I'd suggest using SumType 
> (https://code.dlang.org/packages/sumtype) instead of 
> std.variant, as the latter has its share of problems.
>
> [...]

Thanks Simen.

the sumtype package helped.

Thanks everyone.