GNU bug report logs - #72787
31.0.50; Invalid describe-function completion candidates

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Message #61 received at 72787 <at> debbugs.gnu.org (full text, mbox):

From: Stefan Monnier <monnier <at> iro.umontreal.ca>
To: Arash Esbati <arash <at> gnu.org>
Cc: michael_heerdegen <at> web.de, Eli Zaretskii <eliz <at> gnu.org>,
 72787 <at> debbugs.gnu.org, Eshel Yaron <me <at> eshelyaron.com>, pipcet <at> protonmail.com
Subject: Re: bug#72787: 31.0.50; Invalid describe-function completion
 candidates
Date: Fri, 11 Oct 2024 18:22:59 -0400

>>> AFAIU, the feature here would be loading library foo just in time for
>>> you to get help about symbol foo-bar.

Actually, it's not so much for the case where you know you want to see
`foo-bar` (which should be handled by `help-enable-symbol-autoload`
already) but also to let you discover that there might be a `foo-bar`
because there's a `foo-`.

>>> So I suggest doing one of the following:
>>> - implement the feature differently, without this side-effect; or

I'm all for it but I don't know what that would look like.

> From the second image above, I'd say that the feature isn't working
> correctly.

Could you clarify which part of the picture make you think so?
[ Also, does (featurep 'dash) return nil or t before you perform that
  completion?  ]
[ Also did you get this with an Emacs which includes:

    commit 8683d64cc571500347a16e7cb7d144d723250489
    Author: Stefan Monnier <monnier <at> iro.umontreal.ca>
    Date:   Thu Oct 3 10:25:13 2024 -0400
    
        (help--symbol-completion-table): Try and fix bug#73473
        
        * lisp/help-fns.el (help--symbol-completion-table): Be more
        careful with `help-enable-completion-autoload` so we don't load
        a package in cases where we already know it won't impact the result.

]

> This is what I see after setting `help-enable-completion-autoload' to nil:
[...]
> Thanks for the pointer, I've set the variable to nil for now.

Sorry for not mentioning it earlier, I stupidly assumed you were aware
of that variable.


        Stefan

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