GNU bug report logs - #64584
29.0.91; skeleton: cannot pass `str' as argument to some functions

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From: Visuwesh <visuweshm <at> gmail.com>
To: Stefan Monnier <monnier <at> iro.umontreal.ca>
Cc: 64584 <at> debbugs.gnu.org
Subject: bug#64584: 29.0.91; skeleton: cannot pass `str' as argument to some functions
Date: Mon, 11 Sep 2023 20:50:43 +0530

[ Sorry about mangling the bug address, and thanks for fixing it, and
  replying.  ]

[திங்கள் செப்டம்பர் 11, 2023] Stefan Monnier wrote:

>> In a skeleton template, it is not possible to pass `str' as an argument
>> to some functions.
>
> It is, but only after it appeared "naked" in the skeleton.
>
> `skeleton-insert` says:
>
> 	str	first time: read a string according to INTERACTOR
> 		then: insert previously read string once more
>
> which indeed doesn't explicitly tell you tht you're doing something
> wrong, but it does imply that `str` doesn't just hold a string, or at
> least not initially.

Thanks, that explains the confusing part of the docstring.  However,
there's still a problem as...

>>     (define-skeleton test-skeleton ""
>>       (file-relative-name (read-file-name "P: "))
>>       (shell-quote-argument str))
>
> It should work if you can change your skeleton to something like:
>
>     (define-skeleton test-skeleton ""
>       (file-relative-name (read-file-name "P: "))
>       str
>       (shell-quote-argument str))
>
> where that first use of `str` will convert it from something that "read
> a string according to INTERACTOR" to the actual string.

... this inserts the directory twice.  :-(
AFAIU, using 'str should prevent the insertion of the value but that
signals the same error.  I tried (progn str (shell-quote-argument str))
instead but the same error again.

>
>         Stefan

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