From: Robert Pluim <rpluim@gmail.com>
To: help-gnu-emacs@gnu.org
Subject: Re: Newline and copy above line's indentation
Date: Tue, 03 Jul 2018 17:23:09 +0200 [thread overview]
Message-ID: <87a7r8qr6q.fsf@gmail.com> (raw)
In-Reply-To: <86po04gyg6.fsf@zoho.com> (Emanuel Berg's message of "Tue, 03 Jul 2018 16:56:25 +0200")
Emanuel Berg <moasen@zoho.com> writes:
> Robert Pluim wrote:
>
>>> (defun copy-whitespace-above-and-indent-2 ()
>>> (interactive)
>>> (let ((start)
>>> (stop) )
>>> (save-excursion
>>> (forward-line -1)
>>> (setq start (point))
>>> (beginning-of-line-text)
>>> (setq stop (point)) )
>>> (insert "\n" (buffer-substring start stop)) ))
>>
>> start == (point-at-bol)
>
> But here, point is already at the beginning of
> the line.
Iʼm saying you donʼt need to move point, since
(point-at-bol)
tells you the right value. But micro-optimising something for which a
built-in function already exists is not really necessary.
Robert
next prev parent reply other threads:[~2018-07-03 15:23 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <mailman.3005.1530624947.1292.help-gnu-emacs@gnu.org>
2018-07-03 14:03 ` Newline and copy above line's indentation Emanuel Berg
2018-07-03 14:37 ` Emanuel Berg
2018-07-03 14:49 ` Robert Pluim
[not found] ` <mailman.3009.1530629379.1292.help-gnu-emacs@gnu.org>
2018-07-03 14:56 ` Emanuel Berg
2018-07-03 15:23 ` Robert Pluim [this message]
[not found] ` <mailman.3013.1530631400.1292.help-gnu-emacs@gnu.org>
2018-07-03 17:44 ` Emanuel Berg
2018-07-03 16:03 ` HASM
2018-07-03 17:45 ` Emanuel Berg
2018-07-03 21:07 ` HASM
2018-07-03 21:39 ` Emanuel Berg
2018-07-03 22:16 ` HASM
2018-07-04 0:25 ` Dan Espen
2018-07-04 0:58 ` HASM
2018-07-04 13:45 ` Dan Espen
2018-07-04 15:26 ` HASM
2018-07-23 23:32 ` Stefan Monnier
2018-07-03 12:40 Vas Vas
2018-07-03 14:21 ` Robert Pluim
2018-07-03 18:59 ` Eli Zaretskii
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