sumtypes for D

[Tejas]

On Wednesday, 30 November 2022 at 02:49:44 UTC, H. S. Teoh wrote:
> On Wed, Nov 30, 2022 at 02:23:20AM +0000, zjh via Digitalmars-d 
> wrote:
>> [...]
> [...]
>
> By extending the language in such a way that a user type can 
> accomplish what currently can only be done by a built-in type.
>
> [...]


In the end, it will come down to allowing the programmer to 
manipulate the AST directly in order to perform all the 
operations that the compiler can perform... And we know AST 
macros ain't happening

# 😢