Proof of concept for v2 - NO duplication, NO `static if` hell, NO difficulty with interoperability

[zjh]

On Monday, 1 November 2021 at 13:19:04 UTC, Andrei Alexandrescu 
wrote:
> On 2021-10-31 23:49, zjh wrote:
>> We don't need to be better than

Good, I just want to repeat, I hope `d` can remain work hard on 
`metaprogramming`, so that other languages can't compete with `d` 
in `metaprogramming`. In this way, I can big blow `d` language in 
QQ group.
Maintain the advantage of Dlang's `metaprogramming`, and users of 
other languages will be attracted.