--- Begin Message ---
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Subject: |
31.0.50; make-vtable errors on an empty list of objects |
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Date: |
Fri, 25 Oct 2024 11:23:35 -0400 |
1. emacs -Q
2. M-: (make-vtable :columns '("column") :objects '())
3. Observe an error like (wrong-number-of-arguments #<subr max> 0)
I ran into this when trying to display a list which can sometimes be
empty. At the very least it would be nice for this to provide a better
error message.
In GNU Emacs 31.0.50 (build 12, x86_64-pc-linux-gnu, X toolkit, cairo
version 1.15.12, Xaw scroll bars) of 2024-10-15 built on
igm-qws-u22796a
Repository revision: 46f52c3cc480ffe36f892e3519bfd9ebc3915f28
Repository branch: iap-1
Windowing system distributor 'The X.Org Foundation', version 11.0.12011000
System Description: Rocky Linux 8.10 (Green Obsidian)
Configured using:
'configure -C --with-gif=no --with-x-toolkit=lucid
--with-native-compilation=yes --prefix=/home/sbaugh/prefix-jane-emacs'
Configured features:
CAIRO DBUS FREETYPE GLIB GMP GNUTLS GSETTINGS HARFBUZZ JPEG LIBSELINUX
LIBSYSTEMD LIBXML2 MODULES NATIVE_COMP NOTIFY INOTIFY PDUMPER PNG RSVG
SECCOMP SOUND SQLITE3 THREADS TIFF TOOLKIT_SCROLL_BARS X11 XDBE XIM
XINPUT2 XPM LUCID ZLIB
Important settings:
value of $LANG: en_US.UTF-8
locale-coding-system: utf-8-unix
Major mode: Lisp Interaction
Minor modes in effect:
tooltip-mode: t
global-eldoc-mode: t
eldoc-mode: t
show-paren-mode: t
electric-indent-mode: t
mouse-wheel-mode: t
tool-bar-mode: t
menu-bar-mode: t
file-name-shadow-mode: t
global-font-lock-mode: t
font-lock-mode: t
blink-cursor-mode: t
minibuffer-regexp-mode: t
line-number-mode: t
indent-tabs-mode: t
transient-mark-mode: t
auto-composition-mode: t
auto-encryption-mode: t
auto-compression-mode: t
Load-path shadows:
None found.
Features:
(shadow sort mail-extr emacsbug message mailcap yank-media puny dired
dired-loaddefs rfc822 mml mml-sec password-cache epa derived epg rfc6068
epg-config gnus-util time-date mm-decode mm-bodies mm-encode mail-parse
rfc2231 mailabbrev gmm-utils mailheader sendmail rfc2047 rfc2045
ietf-drums mm-util mail-prsvr mail-utils cl-extra vtable cl-seq
mule-util eieio eieio-core cl-macs compile text-property-search comint
subr-x ansi-osc ansi-color ring comp-run comp-common rx help-fns
radix-tree cl-print byte-opt gv bytecomp byte-compile debug backtrace
help-mode find-func cl-loaddefs cl-lib rmc iso-transl tooltip cconv
eldoc paren electric uniquify ediff-hook vc-hooks lisp-float-type
elisp-mode mwheel term/x-win x-win term/common-win x-dnd touch-screen
tool-bar dnd fontset image regexp-opt fringe tabulated-list replace
newcomment text-mode lisp-mode prog-mode register page tab-bar menu-bar
rfn-eshadow isearch easymenu timer select scroll-bar mouse jit-lock
font-lock syntax font-core term/tty-colors frame minibuffer nadvice seq
simple cl-generic indonesian philippine cham georgian utf-8-lang
misc-lang vietnamese tibetan thai tai-viet lao korean japanese eucjp-ms
cp51932 hebrew greek romanian slovak czech european ethiopic indian
cyrillic chinese composite emoji-zwj charscript charprop case-table
epa-hook jka-cmpr-hook help abbrev obarray oclosure cl-preloaded button
loaddefs theme-loaddefs faces cus-face macroexp files window
text-properties overlay sha1 md5 base64 format env code-pages mule
custom widget keymap hashtable-print-readable backquote threads dbusbind
inotify dynamic-setting system-font-setting font-render-setting cairo
x-toolkit xinput2 x multi-tty move-toolbar make-network-process
native-compile emacs)
Memory information:
((conses 16 152380 9501) (symbols 48 12310 0) (strings 32 43891 1586)
(string-bytes 1 1417800) (vectors 16 23718)
(vector-slots 8 255468 9571) (floats 8 53 1) (intervals 56 689 0)
(buffers 984 13))
--- End Message ---
--- Begin Message ---
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Subject: |
Re: bug#73775: 30.0.90; vtable: can't handle 0 data rows |
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Date: |
Sat, 09 Nov 2024 12:15:38 +0200 |
> From: Joost Kremers <joostkremers@fastmail.fm>
> Cc: adam@alphapapa.net, arstoffel@gmail.com, 73775@debbugs.gnu.org
> Date: Wed, 06 Nov 2024 09:53:14 +0100
>
> On Thu, Oct 31 2024, Eli Zaretskii wrote:
> [empty vtable patches]
> > Thanks. I wanted to install this, but at least the first patch no
> > longer applies; could you please rebase and resubmit? When you do,
> > please mention the bug number in all the commit log messages.
>
> Here are the updated patches, including the documentation changes you
> requested and the when-let --> when-let* conversion.
Thanks, installed on the master branch, and closing the bug.
--- End Message ---