Re: Unbound variable warning/exception

[Jérémy Korwin-Zmijowski]

Hello !

Looking in the all of core Guile could save time!
I can see already an emacs geiser trick to add it automatically haha.
Auto-completion + auto-use-module = Awesome!

Cheers,

Jérémy

Le 21 décembre 2020 00:11:38 GMT+01:00, Christopher Lam 
<christopher.lck@gmail.com> a écrit :
>The exception printer would be a good one to upgrade.
>
>The dilemma is whether to search available modules in the current
>repository, or in the whole of core guile. Do we want to show e.g. "Unbound
>variable: vector-for-each. Did you forget (use-modules (srfi srfi-43))" ?
>
>On Sun, 20 Dec 2020 at 21:36, Ludovic Courtès <ludo@gnu.org> wrote:
>
>> Hi,
>>
>> Aleix Conchillo Flaqué <aconchillo@gmail.com> skribis:
>>
>> > On Fri, Dec 18, 2020 at 5:26 PM Christopher Lam
>> > <christopher.lck@gmail.com> wrote:
>> >>
>> >> Hi guilers, I saw in guix the incredibly useful unbound-variable
>> exception
>> >> printer written by Ludovic. I've adapted for use in gnucash as
>> >> https://github.com/Gnucash/gnucash/commit/6f951784 -- there are now in
>> >> guile 3.0.4 many more unbound-var warnings than in 3.0.2 -- wouldn't it
>> be
>> >> a useful hint to add to the warning in core guile as well?
>> >
>> > Wow, this is great!
>> >
>> > This should definitely be added to guile by default.
>>
>> In Guix, the hint is displayed by an 'unbound-variable exception
>> handler, not by the 'unbound-variable printer; I think doing it in the
>> printer could be confusing.
>>
>> Perhaps what could be done is export an 'unbound-variable handler that
>> does all this, and have the REPL use it?
>>
>> Thanks,
>> Ludo’.
>>
>>
>>

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