PATCH: hiding of specials and namerefs

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On Sun, Jul 19, 2026 at 1:34=E2=80=AFPM Bart Schaefer <schaefer@brasslanter=
n.com> wrote:
>
> -- `typeset -hn ...` is not allowed, but can be worked around, so
> probably should be allowed?
> -- the ZLE parameters are already implicitly local on entry to a
> widget function, so declaring them local again (even with -h) doesn't
> change anything without introducing another scope.

Attached patch addresses these.

On Wed, Jul 22, 2026 at 4:42=E2=80=AFPM Philippe Altherr
<[email protected]> wrote:
>
> [Regarding the second point above]
>
> I assume that -h is a rather rarely used flag. It's probably even more ra=
rely used in cases where it fails to hide the targeted parameter. So, while=
 an error changes the behavior, there are probably extremely few existing s=
cripts where this would make a difference. On the other hand, while you dev=
elop a new script, an error is somewhat more likely to grab your attention.

The patch makes this an error, and therefore I've updated the tests
after applying workers/55024 (pushed but not yet in ChangeLog).

I put the related code in an #if to make it easy to try either variation.

On Thu, Jul 23, 2026 at 7:12=E2=80=AFPM Philippe Altherr
<[email protected]> wrote:
>>
>> % typeset -gn SRANDOM
>> zsh: invalid variable name: zsh/random
>
> I have code that fixes this  -> changes the error to "SRANDOM: can't chan=
ge type of autoloaded parameter".

Given that mention, I've stopped short of digging into this myself,
this patch does not cover it.

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