Meaningful identifiers and other multi-token keywords

[Dom DiSc]

On Tuesday, 24 September 2024 at 20:37:36 UTC, Quirin Schroll 
wrote:
> I want to suggest moving the parsing of scope guards and 
> linkages to the lexer, i.e., if the lexer sees `scope`, `(`, 
> any one of the identifiers `exit`, `success`, or `failure`, and 
> `)`, that is a scope guard and is treated as a single token.
>
> The same with `extern(C)` – it will never be seen as anything 
> but a linkage. It’s a multi-token keyword.
>
> Possibly, we can handle other cases alike, e.g. `static 
> assert`, `static foreach`, and `auto ref`. By all accounts, 
> their meaning isn’t derived from composing the semantics of the 
> parts.
>
> What do you think?

I think this is a good idea. They are multi-token keywords just 
to not occupy more words as keywords, but in fact could be 
treated as single entities.