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bug#36594: No hint for missing argument

From: Ludovic Courtès
Subject: bug#36594: No hint for missing argument
Date: Fri, 12 Jul 2019 22:41:15 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/26.2 (gnu/linux)

Julien Lepiller <address@hidden> skribis:

> Le Thu, 11 Jul 2019 22:40:58 +0200,
> Ludovic Courtès <address@hidden> a écrit :


>> Currently it says:
>> --8<---------------cut here---------------start------------->8---
>> $ guix build --help | grep -e -verbo
>>   -v, --verbosity=LEVEL  use the given verbosity LEVEL
>> --8<---------------cut here---------------end--------------->8---
>> We could add “an integer between 0 and 2”, but this was left
>> non-explicit in case we eventually extend it to -7 to +42.
>> Maybe there’s a limit on what we can do to help users?  :-)
>> Ludo’.
> If users have no idea what value to use though, they just won't use the
> feature...

What about:

  use the given verbosity LEVEL, an integer


If that’s fine with you, please push!


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