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From: Stefan Monnier <monnier@IRO.UMontreal.CA>
To: Stephen Berman <stephen.berman@gmx.net>
Cc: emacs-devel@gnu.org
Subject: Re: Undesired interactive call of major mode command
Date: Sat, 22 Nov 2014 11:15:15 -0500	[thread overview]
Message-ID: <jwvegsvw6ya.fsf-monnier+emacs@gnu.org> (raw)
In-Reply-To: <87lhn3gvq8.fsf@rosalinde.fritz.box> (Stephen Berman's message of "Sat, 22 Nov 2014 15:23:27 +0100")

> Bug#19112 reports an error resulting from typing `M-x todo-mode RET'.
> The real issue (at least for me, as the maintainer of Todo mode) is not
> the error but that todo-mode, although it is the "major mode command",
> is not intended to be invoked interactively.

There are several such major-modes.  It's OK if doing M-x foo-mode RET
doesn't really "do the right thing" in that case, as long as it doesn't
burp loudly.

> deal with this.  Three alternatives have occurred to me.
> (i) Tell users: "Don't do that."

That's a good first step.

> (ii) Add to todo-mode the condition
> (called-interactively-p 'any) and if it returns t either show a message
> saying how to enter todo mode or simply call the intended (and
> documented) Todo mode entry command (todo-show).

Better just emit a message.

> But this has the problem that, as soon as todo-mode is invoked, the
> current buffer changes to Todo mode;

Why is it a problem that the current buffer changed to todo-mode?


        Stefan



  reply	other threads:[~2014-11-22 16:15 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-11-22 14:23 Undesired interactive call of major mode command Stephen Berman
2014-11-22 16:15 ` Stefan Monnier [this message]
2014-11-22 22:19   ` Stephen Berman
2014-11-24  3:56     ` Stefan Monnier
2014-11-25 21:58       ` Stephen Berman
2014-11-26  2:16         ` Stefan Monnier
2014-11-26 13:39           ` Stephen Berman

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