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From: Juri Linkov <juri@linkov.net>
To: Drew Adams <drew.adams@oracle.com>
Cc: Eli Zaretskii <eliz@gnu.org>,
	Stefan Kangas <stefankangas@gmail.com>,
	"emacs-devel@gnu.org" <emacs-devel@gnu.org>
Subject: Re: [External] : Re: master 927b885 1/3: Disable filtering of commands in M-x completion
Date: Thu, 18 Feb 2021 21:03:45 +0200	[thread overview]
Message-ID: <878s7lb3la.fsf@mail.linkov.net> (raw)
In-Reply-To: <SA2PR10MB447471D8772D96D87E45FEB2F3859@SA2PR10MB4474.namprd10.prod.outlook.com> (Drew Adams's message of "Thu, 18 Feb 2021 18:24:38 +0000")

>> >> > (defun foo (&optional beg end)
>> >> >   (interactive "r")
>> >> >   (message "FOO"))
>> >>
>> >> Yes, I'm sure.  'M-x foo RET' without an active
>> >> region raises an error:
>> >>   command-execute: The mark is not active now
>> >
>> > I don't see that in Emacs 27.1 or prior (with
>> > `emacs -Q').  Is this perhaps new for 28?
>> > If so, why would we do that?
>> 
>> It raises an error because the value of
>> mark-even-if-inactive was changed to nil,
>> so the region exists only when explicitly activated.
>
> Really?  That's a horrible change in default behavior
> (IMHO).  Why was that done?

No, not by default, only customized to nil.
But I don't think that changing the default
would be "a horrible change".

> 1. The context here was using a prefix arg for `C-h f'
> and `C-h v'.
>
> 2. I mentioned that _my_ version of `describe-function'
> lets a prefix arg limit candidates to commands.
>
> 3. So `C-u M-x describe-function' limits candidates to
> commands.
>
> (Similarly for `C-h v'.)
>
> Why are you changing the subject here to invocation of
> non-`describe-*' commands with `M-x'?  What's the point?

Because this is the subject of this thread.



  reply	other threads:[~2021-02-18 19:03 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20210217165944.26910.26583@vcs0.savannah.gnu.org>
     [not found] ` <20210217165946.030D420DFC@vcs0.savannah.gnu.org>
2021-02-17 19:27   ` master 927b885 1/3: Disable filtering of commands in M-x completion Stefan Kangas
2021-02-17 20:01     ` Juri Linkov
2021-02-17 22:18       ` [External] : " Drew Adams
2021-02-18  9:33         ` Juri Linkov
2021-02-18 16:25           ` Drew Adams
2021-02-18 17:22             ` Juri Linkov
2021-02-18 18:24               ` Drew Adams
2021-02-18 19:03                 ` Juri Linkov [this message]
2021-02-18 19:18                   ` Drew Adams
2021-02-18 19:35                 ` Eli Zaretskii
2021-02-18 19:47                   ` Drew Adams
2021-02-18 19:58                     ` Eli Zaretskii
2021-02-18 20:11                       ` Drew Adams
2021-02-18 20:22                       ` Drew Adams
2021-02-18 20:25                         ` Eli Zaretskii
2021-02-18 20:45                           ` Drew Adams
2021-02-19 13:17                             ` Eli Zaretskii
2021-02-19 17:53                               ` Drew Adams
2021-02-19 18:38                                 ` Eli Zaretskii
2021-02-18 23:15                       ` martin rudalics
2021-02-18 23:32                         ` Drew Adams
2021-02-19  8:37                           ` Eli Zaretskii
2021-02-19 17:42                             ` Drew Adams
2021-02-18 19:38                 ` Eli Zaretskii
2021-02-18 19:49                   ` Drew Adams
2021-02-18 19:58                     ` Eli Zaretskii
2021-02-18 20:26                       ` Drew Adams
2021-02-17 20:04     ` Eli Zaretskii
2021-02-17 20:31       ` Stefan Kangas
2021-02-17 20:12     ` [External] : " Drew Adams

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