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* [BUG] org-export-table-row-number off by one when special row present [9.6.23 ( @ /home/jet/.config/emacs/elpa/org-9.6.23/)]
       [not found] <CAF_DUeEgLW2atD=_Bq9xSMA3oTceaAeBxKt8wu69PeT6FtOVpA.ref@mail.gmail.com>
@ 2024-03-31 18:38 ` Jeff Trull
  2024-04-01 10:42   ` Ihor Radchenko
  0 siblings, 1 reply; 4+ messages in thread
From: Jeff Trull @ 2024-03-31 18:38 UTC (permalink / raw)
  To: emacs-orgmode

[-- Attachment #1: Type: text/plain, Size: 8451 bytes --]

Consider this table:

| Shape    | Sides |
|----------+-------|
| Triangle |     3 |
| Pentagon |     5 |
|----------+-------|
| Average  |     4 |
#+TBLFM: @4$2=vmean(@2..@3)

org-export-table-row-number correctly returns 3 for the cell containing '4'
(and the target of the formula)

Now add a column alignment row:

| Shape    | Sides |
|          |  <c>  |
|----------+-------|
| Triangle |   3   |
| Pentagon |   5   |
|----------+-------|
| Average  |   4   |
#+TBLFM: @5$2=vmean(@3..@4)

org-export-table-row-number still returns 3 for the same cell, despite
the extra row. I think this is inconsistent with the documentation of
the function, which implies that only separator lines are considered
when determining the count. Also note that from a user perspective,
special rows (but not separators) are part of the row count.

I did some initial investigation and determined that org-element-map is
used to count the row numbers, and special rows are ignored in that
function.
I think this is the source of the issue.



Emacs  : GNU Emacs 29.3 (build 2, x86_64-pc-linux-gnu, GTK+ Version
3.24.33, cairo version 1.16.0)
 of 2024-03-26
Package: Org mode version 9.6.23 ( @
/home/jet/.config/emacs/elpa/org-9.6.23/)

current state:
==============
(setq
 org-link-elisp-confirm-function 'yes-or-no-p
 org-ditaa-jar-path "/usr/share/ditaa/ditaa.jar"
 org-bibtex-headline-format-function #[257 "\300 \236A\207" [:title] 3
"\n\n(fn ENTRY)"]
 org-persist-after-read-hook '(org-element--cache-persist-after-read)
 org-re-reveal-root "https://cdn.jsdelivr.net/npm/reveal.js@3.6.0"
 org-export-before-parsing-hook '(org-attach-expand-links
org-re-reveal-prepare-tts)
 org-cycle-tab-first-hook '(org-babel-hide-result-toggle-maybe
org-babel-header-arg-expand)
 org-archive-hook '(org-attach-archive-delete-maybe)
 org-ascii-format-drawer-function #[771 " \207" [] 4 "\n\n(fn NAME CONTENTS
WIDTH)"]
 org-cycle-hook '(org-cycle-hide-archived-subtrees
org-cycle-show-empty-lines org-cycle-optimize-window-after-visibility-change
                  org-cycle-display-inline-images)
 org-latex-listings-options '(("basicstyle" "\\footnotesize\\ttfamily")
("showstringspaces" "false") ("breaklines" "true"))
 org-persist-before-read-hook '(org-element--cache-persist-before-read)
 org-mode-hook '(#[0 "\301\211 \207" [imenu-create-index-function
org-imenu-get-tree] 2] org-superstar-mode org-tempo-setup
                 (lambda nil (electric-indent-local-mode -1))
                 #[0 "\300\301\302\303\304$\207" [add-hook
change-major-mode-hook org-fold-show-all append local] 5]
                 #[0 "\300\301\302\303\304$\207" [add-hook
change-major-mode-hook org-babel-show-result-all append local] 5]
org-babel-result-hide-spec
                 org-babel-hide-all-hashes org-eldoc-load)
 org-babel-load-languages '((emacs-lisp . t) (dot . t) (ditaa . t) (shell .
t))
 org-latex-format-drawer-function #[514 "\207" [] 3 "\n\n(fn _ CONTENTS)"]
 org-latex-format-headline-function
'org-latex-format-headline-default-function
 org-confirm-shell-link-function 'yes-or-no-p
 org-html-format-drawer-function #[514 "\207" [] 3 "\n\n(fn NAME CONTENTS)"]
 outline-isearch-open-invisible-function 'outline-isearch-open-invisible
 org-latex-classes '(("beamer"
                      "\\documentclass[11pt,aspectratio=169]{beamer}\n
             \\usenavigationsymbolstemplate{} % no navigation bar\n
         \\beamertemplateballitem         % items have little balls"
                      ("\\section{%s}" . "\\section*{%s}")
("\\subsection{%s}" . "\\subsection*{%s}") ("\\subsubsection{%s}" .
"\\subsubsection*{%s}"))
                     ("article" "\\documentclass[11pt]{article}"
("\\section{%s}" . "\\section*{%s}") ("\\subsection{%s}" .
"\\subsection*{%s}")
                      ("\\subsubsection{%s}" . "\\subsubsection*{%s}")
("\\paragraph{%s}" . "\\paragraph*{%s}")
                      ("\\subparagraph{%s}" . "\\subparagraph*{%s}"))
                     ("report" "\\documentclass[11pt]{report}"
("\\part{%s}" . "\\part*{%s}") ("\\chapter{%s}" . "\\chapter*{%s}")
                      ("\\section{%s}" . "\\section*{%s}")
("\\subsection{%s}" . "\\subsection*{%s}") ("\\subsubsection{%s}" .
"\\subsubsection*{%s}"))
                     ("book" "\\documentclass[11pt]{book}" ("\\part{%s}" .
"\\part*{%s}") ("\\chapter{%s}" . "\\chapter*{%s}")
                      ("\\section{%s}" . "\\section*{%s}")
("\\subsection{%s}" . "\\subsection*{%s}") ("\\subsubsection{%s}" .
"\\subsubsection*{%s}"))
                     )
 org-agenda-before-write-hook '(org-agenda-add-entry-text)
 org-latex-packages-alist '(("" "moresize") ("" "fancyvrb") (""
"inconsolata") ("" "tikz") ("" "color") ("" "listings"))
 org-src-mode-hook '(org-src-babel-configure-edit-buffer
org-src-mode-configure-edit-buffer)
 org-confirm-elisp-link-function 'yes-or-no-p
 org-latex-src-block-backend t
 org-ditaa-eps-jar-path
"/home/jet/.config/emacs/elpa/contrib/scripts/DitaaEps.jar"
 org-structure-template-alist '(("n" . "notes") ("a" . "export ascii") ("c"
. "center") ("C" . "comment") ("e" . "example") ("E" . "export")
                                ("h" . "export html") ("l" . "export
latex") ("q" . "quote") ("s" . "src") ("v" . "verse"))
 org-speed-command-hook '(org-speed-command-activate
org-babel-speed-command-activate)
 org-html-format-inlinetask-function
'org-html-format-inlinetask-default-function
 org-ascii-format-inlinetask-function 'org-ascii-format-inlinetask-default
 org-export-backends '(ascii html icalendar latex md confluence re-reveal)
 org-confirm-babel-evaluate nil
 org-fold-core-isearch-open-function 'org-fold-core--isearch-reveal
 org-re-reveal-title-slide "<h2>%t</h2><h2>%a</h2><h2>%d</h2>"
 org-latex-format-inlinetask-function
'org-latex-format-inlinetask-default-function
 org-persist-before-write-hook '(org-element--cache-persist-before-write)
 org-tab-first-hook '(org-babel-hide-result-toggle-maybe
org-babel-header-arg-expand)
 org-link-shell-confirm-function 'yes-or-no-p
 org-babel-pre-tangle-hook '(save-buffer)
 org-agenda-loop-over-headlines-in-active-region nil
 org-occur-hook '(org-first-headline-recenter)
 org-metadown-hook '(org-babel-pop-to-session-maybe)
 org-link-parameters '(("attachment" :follow org-attach-follow :complete
org-attach-complete-link) ("eww" :follow org-eww-open :store
org-eww-store-link)
                       ("rmail" :follow org-rmail-open :store
org-rmail-store-link) ("mhe" :follow org-mhe-open :store org-mhe-store-link)
                       ("irc" :follow org-irc-visit :store
org-irc-store-link :export org-irc-export)
                       ("info" :follow org-info-open :export
org-info-export :store org-info-store-link :insert-description
                        org-info-description-as-command)
                       ("gnus" :follow org-gnus-open :store
org-gnus-store-link)
                       ("docview" :follow org-docview-open :export
org-docview-export :store org-docview-store-link)
                       ("bibtex" :follow org-bibtex-open :store
org-bibtex-store-link)
                       ("bbdb" :follow org-bbdb-open :export
org-bbdb-export :complete org-bbdb-complete-link :store org-bbdb-store-link)
                       ("w3m" :store org-w3m-store-link) ("doi" :follow
org-link-doi-open :export org-link-doi-export) ("id" :follow org-id-open)
                       ("subed" :store org-subed-store-link :follow
org-subed-open) ("file+sys") ("file+emacs") ("shell" :follow
org-link--open-shell)
                       ("news" :follow #[514 "\301\300\302 Q \"\207"
["news" browse-url ":"] 6 "\n\n(fn URL ARG)"])
                       ("mailto" :follow #[514 "\301\300\302 Q \"\207"
["mailto" browse-url ":"] 6 "\n\n(fn URL ARG)"])
                       ("https" :follow #[514 "\301\300\302 Q \"\207"
["https" browse-url ":"] 6 "\n\n(fn URL ARG)"])
                       ("http" :follow #[514 "\301\300\302 Q \"\207"
["http" browse-url ":"] 6 "\n\n(fn URL ARG)"])
                       ("ftp" :follow #[514 "\301\300\302 Q \"\207" ["ftp"
browse-url ":"] 6 "\n\n(fn URL ARG)"])
                       ("help" :follow org-link--open-help :store
org-link--store-help) ("file" :complete org-link-complete-file)
                       ("elisp" :follow org-link--open-elisp))
 org-html-format-headline-function
'org-html-format-headline-default-function
 org-metaup-hook '(org-babel-load-in-session-maybe)
 org-tab-before-tab-emulation-hook '(org-tempo-complete-tag)
 )

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^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [BUG] org-export-table-row-number off by one when special row present [9.6.23 ( @ /home/jet/.config/emacs/elpa/org-9.6.23/)]
  2024-03-31 18:38 ` [BUG] org-export-table-row-number off by one when special row present [9.6.23 ( @ /home/jet/.config/emacs/elpa/org-9.6.23/)] Jeff Trull
@ 2024-04-01 10:42   ` Ihor Radchenko
       [not found]     ` <CAF_DUeH1RR=xCGBoFspVTRt9Za=LaHWgMuzq9-Ki2qUZUpuQxw@mail.gmail.com>
  2024-04-05 14:08     ` Ihor Radchenko
  0 siblings, 2 replies; 4+ messages in thread
From: Ihor Radchenko @ 2024-04-01 10:42 UTC (permalink / raw)
  To: Jeff Trull; +Cc: emacs-orgmode

Jeff Trull <edaskel@att.net> writes:

> Consider this table:
>
> ...
> org-export-table-row-number correctly returns 3 for the cell containing '4'
> (and the target of the formula)
>
> Now add a column alignment row:
>
> ...
> |          |  <c>  |
> ...

> org-export-table-row-number still returns 3 for the same cell, despite
> the extra row. I think this is inconsistent with the documentation of
> the function, which implies that only separator lines are considered
> when determining the count. Also note that from a user perspective,
> special rows (but not separators) are part of the row count.

During export, table may be not the same as it appears in the original
document - some rows may be omitted. `org-export-table-row-number'
returns the coordinates in as-exported table, not in the original table.

> I did some initial investigation and determined that org-element-map is
> used to count the row numbers, and special rows are ignored in that
> function.

`org-element-map' by itself does not ignore special rows. It only
ignores the AST elements that are marked to be ignored. In your example,
with many built-in exporters, alignment rows are omitted from the export
and thus `org-export-table-row-number' intentionally ignores them.

So, there is no bug here.

Or may it be that you encountered a different, more specific, problem?

-- 
Ihor Radchenko // yantar92,
Org mode contributor,
Learn more about Org mode at <https://orgmode.org/>.
Support Org development at <https://liberapay.com/org-mode>,
or support my work at <https://liberapay.com/yantar92>


^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [BUG] org-export-table-row-number off by one when special row present [9.6.23 ( @ /home/jet/.config/emacs/elpa/org-9.6.23/)]
       [not found]     ` <CAF_DUeH1RR=xCGBoFspVTRt9Za=LaHWgMuzq9-Ki2qUZUpuQxw@mail.gmail.com>
@ 2024-04-02 12:51       ` Ihor Radchenko
  0 siblings, 0 replies; 4+ messages in thread
From: Ihor Radchenko @ 2024-04-02 12:51 UTC (permalink / raw)
  To: Jeff Trull

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Jeff Trull <edaskel@att.net> writes:

>> During export, table may be not the same as it appears in the original
>> document - some rows may be omitted. `org-export-table-row-number'
>> returns the coordinates in as-exported table, not in the original table.
>>
>
> Agreed. I believe this behavior contradicts its documentation string:
>
> "... Return value is zero-indexed and ignores separators.  The function
> returns nil
> for special rows and separators."
>
> The language is different for what rows are ignored ("separators") and for
> what cells it will
> return nil ("special rows and separators"). This is consistent with the
> user-facing addresses,
> which do not consider separator rows, but do consider column alignment rows.

What about the attached patch?

[-- Warning: decoded text below may be mangled, UTF-8 assumed --]
[-- Attachment #2: 0001-lisp-ox.el-org-export-table-row-number-Clarify-docst.patch --]
[-- Type: text/x-patch, Size: 1050 bytes --]

From 6457e6e3a9c112b9a1bc3a549a93f3cd6a64b2c3 Mon Sep 17 00:00:00 2001
Message-ID: <6457e6e3a9c112b9a1bc3a549a93f3cd6a64b2c3.1712062152.git.yantar92@posteo.net>
From: Ihor Radchenko <yantar92@posteo.net>
Date: Tue, 2 Apr 2024 15:49:01 +0300
Subject: [PATCH] lisp/ox.el (org-export-table-row-number): Clarify docstring

---
 lisp/ox.el | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lisp/ox.el b/lisp/ox.el
index c794c570f..8c7e092e3 100644
--- a/lisp/ox.el
+++ b/lisp/ox.el
@@ -5432,7 +5432,8 @@ (defun org-export-table-row-number (table-row info)
   "Return TABLE-ROW number.
 INFO is a plist used as a communication channel.  Return value is
 zero-indexed and ignores separators.  The function returns nil
-for special rows and separators."
+for separators and table rows that are marked to be ignored according
+to the INFO plist."
   (when (eq (org-element-property :type table-row) 'standard)
     (let* ((cache (or (plist-get info :table-row-number-cache)
 		      (let ((table (make-hash-table :test #'eq)))
-- 
2.44.0


[-- Attachment #3: Type: text/plain, Size: 1368 bytes --]


> In this case, it's not specific to any exporter. org-export--skip-p returns
> true for column alignment rows with the following code:
>
>     (table-cell
>      (and (org-export-table-has-special-column-p
>   (org-export-get-parent-table datum))
>  (org-export-first-sibling-p datum options)))

This part of the code is not for alignment rows, it is for special
columns.

> So these rows will be in the ignore-list for all exporters.

This is no longer true on main.

> ... And that's reasonable - when ignore-list is being used for
> deciding what to export. The problem, as I see it, is that
> org-export-table-row-number does not consider this when determining
> the "address" of a cell.

?? `org-export-table-row-number' considers the ignore list because
`org-element-map' considers it.

> So, there is no bug here.
>>
>
> I  disagree :) and suggest the following change to org-export-row-number
> (line 5390):
>
>     info))
>
> should become:
>
>   (org-plist-delete info 'ignore-list)))
>
> which will make it consistent with its docstring and with user-facing
> addresses.

The docstring should be fixed, not the function behaviour.

-- 
Ihor Radchenko // yantar92,
Org mode contributor,
Learn more about Org mode at <https://orgmode.org/>.
Support Org development at <https://liberapay.com/org-mode>,
or support my work at <https://liberapay.com/yantar92>

^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [BUG] org-export-table-row-number off by one when special row present [9.6.23 ( @ /home/jet/.config/emacs/elpa/org-9.6.23/)]
  2024-04-01 10:42   ` Ihor Radchenko
       [not found]     ` <CAF_DUeH1RR=xCGBoFspVTRt9Za=LaHWgMuzq9-Ki2qUZUpuQxw@mail.gmail.com>
@ 2024-04-05 14:08     ` Ihor Radchenko
  1 sibling, 0 replies; 4+ messages in thread
From: Ihor Radchenko @ 2024-04-05 14:08 UTC (permalink / raw)
  To: Jeff Trull; +Cc: emacs-orgmode

Ihor Radchenko <yantar92@posteo.net> writes:

> ...
> So, there is no bug here.

After discussing off-list, I have clarified several docstrings.
Handled, on main.
https://git.savannah.gnu.org/cgit/emacs/org-mode.git/commit/?id=d72feeb09
https://git.savannah.gnu.org/cgit/emacs/org-mode.git/commit/?id=b45b39326

-- 
Ihor Radchenko // yantar92,
Org mode contributor,
Learn more about Org mode at <https://orgmode.org/>.
Support Org development at <https://liberapay.com/org-mode>,
or support my work at <https://liberapay.com/yantar92>


^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2024-04-05 14:09 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
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2024-03-31 18:38 ` [BUG] org-export-table-row-number off by one when special row present [9.6.23 ( @ /home/jet/.config/emacs/elpa/org-9.6.23/)] Jeff Trull
2024-04-01 10:42   ` Ihor Radchenko
     [not found]     ` <CAF_DUeH1RR=xCGBoFspVTRt9Za=LaHWgMuzq9-Ki2qUZUpuQxw@mail.gmail.com>
2024-04-02 12:51       ` Ihor Radchenko
2024-04-05 14:08     ` Ihor Radchenko

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