GNU bug report logs - #45709
guix fails to print friendly help message for unknown command

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Message #5 received at submit <at> debbugs.gnu.org (full text, mbox):

From: "Imran Iqbal" <imran <at> imraniqbal.org>
To: bug-guix <at> gnu.org
Subject: guix fails to print friendly help message for unknown command
Date: Thu, 07 Jan 2021 00:30:27 -0500

See below

~ >>> guix --version                                                                                                                                          
guix (GNU Guix) e57b978fc0a6b6298b96c68de4769655d793c7b9
Copyright (C) 2021 the Guix authors
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
~ >>> guix test                                                                                                                                               
Backtrace:
           6 (primitive-load "/home/imran/.config/guix/current/bin/g…")
In guix/ui.scm:
   2126:2  5 (run-guix-command test)
In ice-9/boot-9.scm:
  1731:15  4 (with-exception-handler #<procedure 7f74aeb360c0 at ic…> …)
In guix/ui.scm:
  2137:15  3 (_)
In ice-9/boot-9.scm:
   2806:4  2 (save-module-excursion #<procedure 7f74aeb4aa20 at ice-…>)
   4360:9  1 (_)
In unknown file:
           0 (string-prefix? "/" #f #<undefined> #<undefined> #<und…> …)

ERROR: In procedure string-prefix?:
In procedure string-prefix?: Wrong type argument in position 2 (expecting string): #f

It should be printing a helpful message saying "guix: test: command not found" followed by show-guix-usage but does not.

Message #8 received at 45709 <at> debbugs.gnu.org (full text, mbox):

From: zimoun <zimon.toutoune <at> gmail.com>
To: Imran Iqbal <imran <at> imraniqbal.org>
Cc: 45709 <at> debbugs.gnu.org
Subject: Re: bug#45709: guix fails to print friendly help message for unknown
 command
Date: Thu, 7 Jan 2021 14:38:42 +0100

Hi,

On Thu, 7 Jan 2021 at 10:12, Imran Iqbal <imran <at> imraniqbal.org> wrote:

> ~ >>> guix test
> Backtrace:

[...]

> ERROR: In procedure string-prefix?:
> In procedure string-prefix?: Wrong type argument in position 2 (expecting string): #f

Thanks for the report.  The commit
cf289d7cfa34315bf13b3114b9a5bf3d3c05ebea introduces the regression.

All the best,
simon

Message #13 received at 45709-done <at> debbugs.gnu.org (full text, mbox):

From: Ricardo Wurmus <rekado <at> elephly.net>
To: zimoun <zimon.toutoune <at> gmail.com>
Cc: 45709-done <at> debbugs.gnu.org, Imran Iqbal <imran <at> imraniqbal.org>
Subject: Re: bug#45709: guix fails to print friendly help message for
 unknown command
Date: Thu, 07 Jan 2021 18:14:21 +0100

zimoun <zimon.toutoune <at> gmail.com> writes:

> Hi,
>
> On Thu, 7 Jan 2021 at 10:12, Imran Iqbal <imran <at> imraniqbal.org> wrote:
>
>> ~ >>> guix test
>> Backtrace:
>
> [...]
>
>> ERROR: In procedure string-prefix?:
>> In procedure string-prefix?: Wrong type argument in position 2 (expecting string): #f
>
> Thanks for the report.  The commit
> cf289d7cfa34315bf13b3114b9a5bf3d3c05ebea introduces the regression.

Sorry about that!  Thanks to simon’s patch in #45714 this is now fixed.

-- 
Ricardo

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