From: Drew Adams <drew.adams@oracle.com>
To: Emanuel Berg <incal@dataswamp.org>,
"help-gnu-emacs@gnu.org" <help-gnu-emacs@gnu.org>
Subject: RE: [External] : interactive to do `use-region-p'
Date: Mon, 7 Nov 2022 15:51:52 +0000 [thread overview]
Message-ID: <SJ0PR10MB54889DCAB88C4024E079CAE8F33C9@SJ0PR10MB5488.namprd10.prod.outlook.com> (raw)
In-Reply-To: <87mt93q78i.fsf@dataswamp.org>
> > case of region/buffer-limit args, plus additional args.
> > (defun foo (beg end other)
> > (interactive `(,@(dtrt) ,(+ 2 7)))
> > ...)
>
> You mean like this?
...
> (defun enum (&optional beg end suf)
> "Enumerate each line from BEG to END, counting from one.
> Use SUF as a suffix to the digits inserted.
> BEG defaults to the beginning of the buffer,
> END defaults to the end of the buffer, and
> SUF defaults to \". \""
> (interactive
> `(,@(if (use-region-p)
> (list (region-beginning) (region-end))
> (list nil nil) )
> ,(when current-prefix-arg
> (read-string "suffix: ") )))
> (or beg (setq beg (point-min)))
> (or end (setq end (point-max)))
...
Sure, why not?
Or define that (if...) as a function and use that.
next prev parent reply other threads:[~2022-11-07 15:51 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-06 13:45 interactive to do `use-region-p' Emanuel Berg
2022-11-06 15:41 ` [External] : " Drew Adams
2022-11-06 18:53 ` Emanuel Berg
2022-11-07 1:41 ` Stefan Monnier via Users list for the GNU Emacs text editor
2022-11-07 2:29 ` Drew Adams
2022-11-07 12:28 ` Emanuel Berg
2022-11-07 15:51 ` Drew Adams [this message]
2022-11-07 17:25 ` Emanuel Berg
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