From: Philip Kaludercic <philipk@posteo.net>
To: Eshel Yaron <me@eshelyaron.com>
Cc: Eli Zaretskii <eliz@gnu.org>,
Mauro Aranda <maurooaranda@gmail.com>,
65386@debbugs.gnu.org
Subject: bug#65386: [PATCH] ; Refine some 'package-vc' docstrings
Date: Mon, 21 Aug 2023 09:27:54 +0000 [thread overview]
Message-ID: <87wmxohhid.fsf@posteo.net> (raw)
In-Reply-To: <m1pm3g95dw.fsf@eshelyaron.com> (Eshel Yaron's message of "Mon, 21 Aug 2023 10:16:59 +0200")
[-- Attachment #1: Type: text/plain, Size: 1074 bytes --]
Eshel Yaron <me@eshelyaron.com> writes:
> Philip Kaludercic <philipk@posteo.net> writes:
>
>> Mauro Aranda <maurooaranda@gmail.com> writes:
>>
>>>
>>> I haven't watch this thread closely, but do note that creating dynamic
>>> choices is quite possible, if I understand correctly what you're looking
>>> for.
>>>
>>> If you can, take a look at the defcustom of completion-styles, in
>>> minibuffer.el. Its type uses a choice with a specialized
>>> :convert-widget function to keep the choices up-to date.
>>
>> This might be exactly what we are looking for. It should be possible to
>> adapt `completion--update-styles-options' pretty much directly to our
>> example.
>
> Mauro, thanks for the great tip. As Philip said, this seems to be
> exactly what we need here. Accordingly, I'm attaching an updated patch for the
> `defcustom` types (the two other patches from my previous message are
> not affected and remain applicable).
I have slightly modified it to remove the helper functions. As
mentioned before. Hope you are fine with it:
[-- Attachment #2: Type: text/plain, Size: 1912 bytes --]
diff --git a/lisp/emacs-lisp/package-vc.el b/lisp/emacs-lisp/package-vc.el
index bf4cad4f319..dfaedbcc84c 100644
--- a/lisp/emacs-lisp/package-vc.el
+++ b/lisp/emacs-lisp/package-vc.el
@@ -62,6 +62,18 @@ package-vc
(defconst package-vc--elpa-packages-version 1
"Version number of the package specification format understood by package-vc.")
+(defconst package-vc--backend-type
+ `(choice :convert-widget
+ ,(lambda (widget)
+ (let (opts)
+ (dolist (be vc-handled-backends)
+ (when (or (vc-find-backend-function be 'clone)
+ (alist-get 'clone (get be 'vc-functions)))
+ (push (widget-convert (list 'const be)) opts)))
+ (widget-put widget :args opts))
+ widget))
+ "The type of VC backends that support cloning package VCS repositories.")
+
(defcustom package-vc-heuristic-alist
`((,(rx bos "http" (? "s") "://"
(or (: (? "www.") "github.com"
@@ -103,9 +115,7 @@ package-vc-heuristic-alist
the URL-REGEXP of the association. If no match is found,
`package-vc-install' uses `package-vc-default-backend' instead."
:type `(alist :key-type (regexp :tag "Regular expression matching URLs")
- :value-type (choice :tag "VC Backend"
- ,@(mapcar (lambda (b) `(const ,b))
- vc-handled-backends)))
+ :value-type ,package-vc--backend-type)
:version "29.1")
(defcustom package-vc-default-backend 'Git
@@ -116,8 +126,7 @@ package-vc-default-backend
The value must be a member of `vc-handled-backends' that supports
the `clone' VC function."
- :type `(choice ,@(mapcar (lambda (b) (list 'const b))
- vc-handled-backends))
+ :type package-vc--backend-type
:version "29.1")
(defcustom package-vc-register-as-project t
next prev parent reply other threads:[~2023-08-21 9:27 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-08-19 18:07 bug#65386: [PATCH] ; Refine some 'package-vc' docstrings Eshel Yaron via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-08-19 19:47 ` Eli Zaretskii
2023-08-19 20:42 ` Eshel Yaron via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-08-20 6:05 ` Eli Zaretskii
2023-08-20 7:15 ` Eshel Yaron via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-08-20 8:32 ` Philip Kaludercic
2023-08-20 10:14 ` Eshel Yaron via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-08-20 12:18 ` Philip Kaludercic
2023-08-20 14:44 ` Eshel Yaron via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-08-20 16:04 ` Philip Kaludercic
2023-08-20 16:22 ` Eshel Yaron via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-08-20 18:33 ` Philip Kaludercic
2023-08-20 10:31 ` Eshel Yaron via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-08-20 8:13 ` Philip Kaludercic
2023-08-20 19:24 ` Mauro Aranda
2023-08-20 20:35 ` Philip Kaludercic
2023-08-21 8:16 ` Eshel Yaron via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-08-21 9:27 ` Philip Kaludercic [this message]
2023-08-21 10:22 ` Eshel Yaron via Bug reports for GNU Emacs, the Swiss army knife of text editors
[not found] <87ledwipkb.fsf@posteo.net>
2023-08-27 17:18 ` Eshel Yaron via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-08-29 8:43 ` Philip Kaludercic
2023-08-29 9:10 ` Eshel Yaron via Bug reports for GNU Emacs, the Swiss army knife of text editors
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
List information: https://www.gnu.org/software/emacs/
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=87wmxohhid.fsf@posteo.net \
--to=philipk@posteo.net \
--cc=65386@debbugs.gnu.org \
--cc=eliz@gnu.org \
--cc=maurooaranda@gmail.com \
--cc=me@eshelyaron.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
Code repositories for project(s) associated with this public inbox
https://git.savannah.gnu.org/cgit/emacs.git
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).