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#75366
[PATCH] Improve the doc of key-valid-p
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Reported by: Hong Xu <hong <at> topbug.net>
Date: Sat, 4 Jan 2025 20:41:02 UTC
Severity: minor
Tags: patch
Done: Eli Zaretskii <eliz <at> gnu.org>
Bug is archived. No further changes may be made.
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Your message dated Sun, 05 Jan 2025 08:35:11 +0200
with message-id <86ttadahuo.fsf <at> gnu.org>
and subject line Re: bug#75366: [PATCH] Improve the doc of key-valid-p
has caused the debbugs.gnu.org bug report #75366,
regarding [PATCH] Improve the doc of key-valid-p
to be marked as done.
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help-debbugs <at> gnu.org.)
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75366: https://debbugs.gnu.org/cgi/bugreport.cgi?bug=75366
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* lisp/keymap.el (key-valid-p): Add an function key example. Mention
<left> as a cursor control key instead of a function key. Rename
some "characters" to "key strokes" to be consistent with the terminology
in the first paragraph. Briefly explain what an event may be.
---
lisp/keymap.el | 12 +++++++-----
1 file changed, 7 insertions(+), 5 deletions(-)
diff --git a/lisp/keymap.el b/lisp/keymap.el
index 3aed1d4b4cac..e447bf648a10 100644
--- a/lisp/keymap.el
+++ b/lisp/keymap.el
@@ -327,21 +327,23 @@ key-valid-p
with a single space character separating one key stroke from another.
Each key stroke is either a single character, or the name of an
-event, surrounded by angle brackets <like-this>. In addition, any
-key stroke may be preceded by one or more modifier keys. Finally,
-a limited number of characters have a special shorthand syntax.
+event, surrounded by angle brackets <like-this>. An event may be a key
+stroke or a menu item. In addition, any key stroke may be preceded by
+one or more modifier keys. Finally, a limited number of key strokes
+have a special shorthand syntax.
Here are some example of valid key sequences.
\"f\" (the key `f')
+ \"<f6>\" (the function key named \"F6\")
\"S o m\" (a three-key sequence of the keys `S', `o' and `m')
\"C-c o\" (a two-key sequence: the key `c' with the control modifier
followed by the key `o')
- \"H-<left>\" (the function key named \"left\" with the hyper modifier)
+ \"H-<left>\" (the cursor control key named \"left\" with the hyper modifier)
\"M-RET\" (the \"return\" key with a meta modifier)
\"C-M-<space>\" (the \"space\" key with both the control and meta modifiers)
-These are the characters that have special shorthand syntax:
+These key strokes have special shorthand syntax:
NUL, RET, TAB, LFD, ESC, SPC, DEL.
Modifiers have to be specified in this order:
--
2.47.1
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> From: Hong Xu <hong <at> topbug.net>
> Cc: 75366 <at> debbugs.gnu.org
> Date: Sat, 04 Jan 2025 13:43:23 -0800
>
> On 2025-01-04 Sat 12:49 GMT-08, Eli Zaretskii <eliz <at> gnu.org> wrote:
>
> > What is wrong with the current text that you think it needs these
> > changes?
>
> The current text reads a bit confusing to me.
>
> The function, based on its name and the current text, gives me an
> impression that this is only about key strokes as those on a keyboard.
> However, it's actually more than key strokes as those on a keyboard.
> (I've added a mouse example in the updated patch to further clarify
> this.)
>
> For example, the "Modifying Menus" node (correctly) cites this function
> in the context of binding a menu item. The docstring of this function
> and the citing text together can confuse a unfamiliar reader quite a
> bit.
>
> Perhaps the ultimate confusion point is the name of the function and the
> definition of key sequences and key strokes in the docstring, but these
> may be harder to change.
Thanks, installed on the emacs-30 branch, and closing the bug.
This bug report was last modified 137 days ago.
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