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Re: Warning about failed assignments to references to not yet defined variables

X-seq: zsh-workers 53686
From: Bart Schaefer <schaefer@xxxxxxxxxxxxxxxx>
To: Philippe Altherr <philippe.altherr@xxxxxxxxx>
Cc: Zsh hackers list <zsh-workers@xxxxxxx>
Subject: Re: Warning about failed assignments to references to not yet defined variables
Date: Mon, 26 May 2025 14:21:45 -0700
Archived-at: <https://zsh.org/workers/53686>
In-reply-to: <CAGdYchuuU5Cr8857UBvwZAREL8D4y7UNQjULWAVFC_XyfooOkA@mail.gmail.com>
List-id: <zsh-workers.zsh.org>
References: <CAGdYchuuU5Cr8857UBvwZAREL8D4y7UNQjULWAVFC_XyfooOkA@mail.gmail.com>

On Wed, May 21, 2025 at 1:39 AM Philippe Altherr
<philippe.altherr@xxxxxxxxx> wrote:
>
> The assignment ref=outer is supposed to create a global variable named var but it can't because there is a local variable with the same name. Shouldn't this print a warning?

I've been considering this in context of your message "Bogus self
reference" (workers/53649) so will address it when I finish my
response to that one.

> The problem can happen when the user calls a library function

This would imply a somewhat poorly written library function, or at
least a poorly documented one.

References:
- Warning about failed assignments to references to not yet defined variables
  - From: Philippe Altherr

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