Re: M-x guix bug

[John J Foerch]

Alex Kost <address@hidden> writes:

> John J Foerch (2016-06-29 04:43 +0300) wrote:
>
>> address@hidden (Ludovic Courtès) writes:
>>
>>> Hi!
>>>
>>> John J Foerch <address@hidden> skribis:
>>>
>>>> On a fresh guix installation with only a few packages installed, M-x
>>>> guix in emacs produced the following error:
>>>>
>>>>   Cannot open load file: no such file or directory, magit-popup
>>>>
>>>> It seems that guix's emacs components have an unlisted magit dependency.
>>>
>>> The dependency is documented (info "(guix) Emacs Initial Setup"), but
>>> note that it’s only necessary if you use the M-x guix popup.
>>>
>>> Without magit-popup, you can still use M-x
>>> guix-newest-available-packages, M-x guix-prettify-mode, M-x
>>> guix-licenses, and so on.
>>
>> Okay, good to know.  I think that a helpful message instead of an error
>> would be appropriate, or perhaps some way of not exposing the 'guix'
>> command if magit is not installed.
>
> I think the right thing would be to make "M-x guix" work by default.
> This can be done simply by adding 'magit-popup' dependency (i.e., by
> adding it to 'propagated-inputs') to our 'guix' package.  But if I
> understood correctly, Ludovic wouldn't like to do it:
> <http://lists.gnu.org/archive/html/guix-devel/2015-08/msg00576.html>

Another option could be to degrade gracefully to an alternative UI, such
as a simple minibuffer prompt.

--
John Foerch