RfC for language feature: rvalue struct

[Ola Fosheim Grøstad]

On Wednesday, 1 February 2023 at 07:46:24 UTC, FeepingCreature 
wrote:
> Maybe it can be done as a rewrite?
[…]
> But this is not quite the semantic we actually want because, 
> for instance, the accessors will still run the invariants, 
> which is pointless because we know the fields won't ever change 
> after the constructor call, and also the function call itself 
> is just useless. But that's the interface we want, at least.

Hm, anyway, if you can do it as a rewrite then you should be able 
to implement it in the parser and in the runtime. That way you 
can maintain it even if it isn't added to the core D language.

(If you are interested in something like this, just send me an 
email.)