Re: [PATCH 2/2] emacs: Add shell completions for "guix" command.

[Ludovic Courtès]

address@hidden (Ludovic Courtès) skribis:

> I wonder if ‘guix-pcomplete-run-guix’ couldn’t run the command in a REPL
> instead of spawning a process.  That is, when completing ‘guix build’,
> it would evaluate something like:
>
>   (with-output-to-string
>     (lambda ()
>       (catch 'quit
>         (lambda ()
>           ((@ (guix scripts build) guix-build) "--help"))
>         (const #t))))

Another possibility would be to inspect the ‘%options’ variable of the
command, but that wouldn’t give access to the help message.

Ludo’.