Re: [TCLCORE] [Ext] Re: TIP 672 Implementation Complete - Ready for Sponsorship

[Jan N. <jan...@gm...>]

Op za 25 okt 2025 om 01:34 schreef Phillip Brooks:
> tags:         trunk, main
>
> comment:      TIP #465: Change Rule 8 of the Dodekalogue to Cut Some Corner Cases (user: jan.nijtmans)
>
>
> Jan,  Can you confirm whether the current behavior here is correct for 9.0 - or is it a bug?  If it is correct behavior, then it seems that the $(( expression )) syntax is currently guarded from being recognized as valid syntax at least in this context.
>
>
> If it is a bug, can you explain the intent of the change?

Everything you want to know about it (hopefully) can be found
here:
     <https://core.tcl-lang.org/tips/doc/trunk/tip/465.md>

It - indeed - means that the $(( ... )) syntax is invalid in Tcl 9.0,
so it can safely be used for "expression substitution".

I think we should go for this syntax!
        Jan Nijtmans