From: Yuan Fu <casouri@gmail.com>
To: Juri Linkov <juri@linkov.net>
Cc: 41130@debbugs.gnu.org, Lars Ingebrigtsen <larsi@gnus.org>,
Stefan Kangas <stefan@marxist.se>,
41198@debbugs.gnu.org
Subject: bug#41130: bug#41198: 27.0.60; [PATCH] heading cycling command for outline
Date: Fri, 16 Oct 2020 15:27:33 -0400 [thread overview]
Message-ID: <D701384F-49DB-483E-80CA-FAB93001B6E0@gmail.com> (raw)
In-Reply-To: <87v9fatwdi.fsf@mail.linkov.net>
[-- Attachment #1: Type: text/plain, Size: 920 bytes --]
> On Oct 16, 2020, at 4:20 AM, Juri Linkov <juri@linkov.net> wrote:
>
>>> Now finally org keys are available in etc/NEWS, nice!
>>> But typing S-TAB at the beginning of etc/NEWS signals the error:
>>>
>>> Debugger entered--Lisp error: (error "Before first heading")
>>> signal(error ("Before first heading"))
>>>
>>> This is not how org-mode works - S-TAB doesn't fail before first heading
>>> in org-mode.
>>
>> Do you suggest to change it to a user-error? Or just be silent?
>
> To imitate org-mode, maybe outline-mode could temporarily (i.e. by
> using save-excursion) navigate to the first heading before running
> the rest of outline-cycle-buffer when it's before first heading?
This patch should make outline behaves like org: S-TAB always cycle the whole buffer, regardless where is the point. TAB cycles a heading, and does nothing if point is before the first heading.
Yuan
[-- Attachment #2: outline-fix.patch --]
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From 147b547355380d134f423b44c988ff18074a4ded Mon Sep 17 00:00:00 2001
From: Yuan Fu <casouri@gmail.com>
Date: Thu, 15 Oct 2020 22:20:20 -0400
Subject: [PATCH] Suppress "Before first headings" error in outline-cycle
* lisp/outline.el (outline-cycle): Suppress error.
(outline-cycle-buffer): Simply pass 1 to 'outline-hide-sublevels'.
---
lisp/outline.el | 37 +++++++++++++++++--------------------
1 file changed, 17 insertions(+), 20 deletions(-)
diff --git a/lisp/outline.el b/lisp/outline.el
index a4ce9afb44..05c884fb95 100644
--- a/lisp/outline.el
+++ b/lisp/outline.el
@@ -1167,19 +1167,22 @@ outline-cycle
`Headings only' means show sub headings but not their bodies.
`Show all' means show all subheadings and their bodies."
(interactive)
- (pcase (outline--cycle-state)
- ('hide-all
- (if (outline-has-subheading-p)
- (progn (outline-show-children)
- (message "Only headings"))
- (outline-show-subtree)
- (message "Show all")))
- ('headings-only
- (outline-show-subtree)
- (message "Show all"))
- ('show-all
- (outline-hide-subtree)
- (message "Hide all"))))
+ (condition-case nil
+ (pcase (outline--cycle-state)
+ ('hide-all
+ (if (outline-has-subheading-p)
+ (progn (outline-show-children)
+ (message "Only headings"))
+ (outline-show-subtree)
+ (message "Show all")))
+ ('headings-only
+ (outline-show-subtree)
+ (message "Show all"))
+ ('show-all
+ (outline-hide-subtree)
+ (message "Hide all")))
+ ;; If error: "Before first heading" occurs, ignore it.
+ (error nil)))
(defvar-local outline--cycle-buffer-state 'show-all
"Internal variable used for tracking buffer cycle state.")
@@ -1189,13 +1192,7 @@ outline-cycle-buffer
(interactive)
(pcase outline--cycle-buffer-state
('show-all
- (save-excursion
- (let ((start-point (point)))
- (while (not (eq (point) start-point))
- (outline-up-heading 1))
- (outline-hide-sublevels
- (progn (outline-back-to-heading)
- (funcall 'outline-level)))))
+ (outline-hide-sublevels 1)
(setq outline--cycle-buffer-state 'top-level)
(message "Top level headings"))
('top-level
--
2.27.0
next prev parent reply other threads:[~2020-10-16 19:27 UTC|newest]
Thread overview: 64+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-12 1:52 bug#41198: 27.0.60; [PATCH] heading cycling command for outline Yuan Fu
2020-05-19 2:45 ` bug#41130: " Stefan Kangas
2020-05-19 18:31 ` Yuan Fu
2020-05-19 22:36 ` Stefan Kangas
2020-05-20 1:37 ` Yuan Fu
2020-05-07 20:53 ` bug#41130: outline-mode: Add new commands like org-cycle and org=global-cycle Stefan Kangas
2020-05-07 21:03 ` Stefan Kangas
2020-05-12 22:52 ` Juri Linkov
2020-05-19 3:00 ` bug#41130: outline-mode: Add new commands like org-cycle and org-global-cycle Stefan Kangas
2020-05-19 22:04 ` Juri Linkov
2020-05-24 7:29 ` Bastien
2020-05-24 14:35 ` Eli Zaretskii
2020-05-24 16:26 ` Bastien
2020-05-24 16:39 ` Eli Zaretskii
2020-05-24 17:09 ` Dmitry Gutov
2020-05-25 8:50 ` Bastien
2020-06-23 22:27 ` Basil L. Contovounesios
2020-09-06 8:22 ` Bastien
2020-05-13 7:13 ` bug#41130: outline-mode: Add new commands like org-cycle and org=global-cycle Tassilo Horn
2020-05-13 16:54 ` Robert Pluim
2020-05-13 18:51 ` Tassilo Horn
2020-05-19 3:06 ` Stefan Kangas
2020-05-20 14:12 ` bug#41130: bug#41198: 27.0.60; [PATCH] heading cycling command for outline Howard Melman
2020-05-20 21:34 ` Stefan Kangas
2020-05-24 7:26 ` bug#41130: outline-mode: Add new commands like org-cycle and org=global-cycle Bastien
2020-05-24 14:49 ` Philip K.
2020-05-24 16:30 ` Bastien
2020-08-17 22:30 ` bug#41130: outline-mode: Add new commands like org-cycle and org-global-cycle Howard Melman
2020-08-18 4:30 ` Eli Zaretskii
2020-10-13 3:16 ` bug#41130: bug#41198: 27.0.60; [PATCH] heading cycling command for outline Lars Ingebrigtsen
2020-10-13 13:16 ` bug#41198: " Yuan Fu
2020-10-14 19:24 ` Juri Linkov
2020-10-15 7:02 ` Lars Ingebrigtsen
2020-10-15 7:52 ` Robert Pluim
2020-10-15 23:33 ` bug#41198: " Yuan Fu
2020-10-16 3:12 ` Yuan Fu
2020-10-16 4:59 ` bug#41198: " Lars Ingebrigtsen
2020-10-16 8:25 ` bug#41130: " Robert Pluim
2020-10-16 8:20 ` Juri Linkov
2020-10-16 19:27 ` Yuan Fu [this message]
2020-10-17 6:36 ` Lars Ingebrigtsen
2020-10-17 20:30 ` Juri Linkov
2020-10-18 0:28 ` bug#41198: " Yuan Fu
2020-10-18 8:36 ` Lars Ingebrigtsen
2020-10-18 20:23 ` Yuan Fu
2020-10-19 8:45 ` Lars Ingebrigtsen
2020-11-15 5:50 ` bug#41198: 28.0.50; " Paul W. Rankin via Bug reports for GNU Emacs, the Swiss army knife of text editors
2020-11-16 21:59 ` Lars Ingebrigtsen
2020-11-17 2:47 ` Paul W. Rankin via Bug reports for GNU Emacs, the Swiss army knife of text editors
2020-11-24 5:09 ` Lars Ingebrigtsen
2020-11-25 19:24 ` Juri Linkov
2020-11-26 10:13 ` Lars Ingebrigtsen
2020-11-27 8:29 ` Juri Linkov
2020-11-27 18:39 ` Drew Adams
2020-11-28 1:58 ` Paul W. Rankin via Bug reports for GNU Emacs, the Swiss army knife of text editors
2020-12-10 19:08 ` Howard Melman
2020-12-12 20:57 ` Juri Linkov
2020-12-14 20:31 ` Juri Linkov
2020-12-15 0:09 ` Howard Melman
2020-12-15 3:46 ` Pankaj Jangid
2020-12-15 9:10 ` Juri Linkov
2020-12-15 10:42 ` Pankaj Jangid
2020-12-15 20:23 ` Juri Linkov
2020-12-16 4:02 ` Pankaj Jangid
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