From: "Andreas Röhler" <andreas.roehler@easy-emacs.de>
To: Drew Adams <drew.adams@oracle.com>,
Noam Postavsky <npostavs@users.sourceforge.net>
Cc: Stephen Berman <stephen.berman@gmx.net>, 24969@debbugs.gnu.org
Subject: bug#24969: 26.0.50; number-at-point
Date: Sun, 20 Nov 2016 20:26:32 +0100 [thread overview]
Message-ID: <70732268-f26e-8639-335b-0c58689b2a9d@easy-emacs.de> (raw)
In-Reply-To: <ad125f85-2bc3-47e2-8236-363317229e82@default>
On 20.11.2016 17:58, Drew Adams wrote:
>>> In Emacs 25.1 (emacs -Q), `number-at-point' at either
>>> the `-' or the `1' returns nil, for me. And I do not
>>> see why it should return a number.
>> With 25.1 I get nil, on 26.0.50 I'm getting -1. I believe this is
>> due to the fix in https://debbugs.gnu.org/cgi/bugreport.cgi?bug=24605
> I see. Dunno what I think about this. I'd be interested to
> hear more from Tino about this. It clearly is not backward
> compatible. Whether it is an improvement or not, I'm not
> sure, in this case.
>
> I guess it depends on what a user would expect of a
> "number-at-point" function. A priori, I don't see why s?he
> would expect a non-nil answer if the numeral is embedded in
> text that does not delimit a numeral (e.g. non whitespace text).
> But maybe it is OK.
>
> Would we expect the same kind of behavior for `sexp-at-point'
> if a sexp were not surrounded by chars that delimit a sexp?
>
> In Lisp, at least, there is no number at point, in `foo-2'.
> That is, the Lisp parser (reader) would never pick up the
> `2' as a number here.
>
> I'm partial to use of thingatpt for Lisp, but I realize that
> it is used in other contexts too.
In use here for edit-purposes.
For example raise all numbers in a region - makes it easier sometimes to
adapt stuff, which doesn't deserve an own template.
Have a first implementation with ar-add-numbers in
https://github.com/andreas-roehler/werkstatt/blob/master/misc/misc-utils.el
- just re-writing it.
next prev parent reply other threads:[~2016-11-20 19:26 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-20 12:47 bug#24969: 26.0.50; number-at-point Andreas Röhler
2016-11-20 12:53 ` Stephen Berman
2016-11-20 13:53 ` Andreas Röhler
2016-11-20 14:15 ` npostavs
2016-11-20 16:19 ` Drew Adams
2016-11-20 16:35 ` Noam Postavsky
2016-11-20 16:58 ` Drew Adams
2016-11-20 19:26 ` Andreas Röhler [this message]
2016-11-20 21:28 ` Drew Adams
2016-11-21 6:48 ` Andreas Röhler
2016-11-21 14:22 ` Drew Adams
2016-11-21 13:09 ` Tino Calancha
2016-11-21 23:07 ` Drew Adams
2016-11-22 8:45 ` Andreas Röhler
2021-08-10 16:18 ` Lars Ingebrigtsen
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