[debbugs-tracker] bug#24405: closed (24.5; Possibly ``forward-word`` doesn't respect ``word-combining-categories`` for word boundaries on changing between latin/phonetic scripts.)

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Your message dated Sun, 29 Sep 2019 06:33:45 +0200
with message-id <address@hidden>
and subject line Re: bug#24405: 24.5; Possibly ``forward-word`` doesn't respect 
``word-combining-categories`` for word boundaries on changing between 
latin/phonetic scripts.
has caused the debbugs.gnu.org bug report #24405,
regarding 24.5; Possibly ``forward-word`` doesn't respect 
``word-combining-categories`` for word boundaries on changing between 
latin/phonetic scripts.
to be marked as done.

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24405: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=24405
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> --- Begin Message ---
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> Subject: 
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> 24.5; Possibly ``forward-word`` doesn't respect ``word-combining-categories`` for word boundaries on changing between latin/phonetic scripts.
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> Date: 
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> Sat, 10 Sep 2016 11:33:45 +0300
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> Evaluate following form by C-x C-e:
>
>   (let ((word-combining-categories '((?l . ?y) (?y . ?l) (?l . ?l)))
>         (word-separating-categories nil))
>     (forward-word))
>
>   HelloПривLLжɪəʊheləʊaiɪa
>
> My pointer stopped between ʊh.
>
> I have:
>
>   (aref char-script-table ?ʊ) phonetic
>   (aref char-script-table ?h) latin
>   (aref char-script-table ?ж) cyrillic
>
>   (category-set-mnemonics (char-category-set ?ʊ)) ".Ljl"
>   (category-set-mnemonics (char-category-set ?h)) ".Lalr"
>
>   (category-docstring ?y) "Cyrillic"
>   (category-docstring ?l) "Latin"
>
> I expect that point moved to last character before new line.
>
> Seems that:
>
>   (?l . ?y) (?y . ?l)
>
> has effect because pointer moved across Cyrillic/Latin and Cyrillic/Phonetic
> scripts but refused to move through Latin/Phonetic scripts.
>
> If it is intended behavior how will I make Emacs to move across Latin/Phonetic
> scripts?
>
> See also:
>
>   
> http://emacs.stackexchange.com/questions/21131/does-word-syntax-take-script-into-account
>
> In GNU Emacs 24.5.1 (x86_64-pc-linux-gnu, GTK+ Version 3.18.6)
>  of 2016-01-22 on binet, modified by Debian
> Windowing system distributor `The X.Org Foundation', version 11.0.11803000
> System Description:     Debian GNU/Linux testing (stretch)
>
> -- 
> http://defun.work/
>
>
>
> --- End Message ---
> --- Begin Message ---
>
>
>
> Subject: 
>
> Re: bug#24405: 24.5; Possibly ``forward-word`` doesn't respect ``word-combining-categories`` for word boundaries on changing between latin/phonetic scripts.
>
>
>
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> Date: 
>
> Sun, 29 Sep 2019 06:33:45 +0200
>
>
>
>
> Eli Zaretskii <address@hidden> writes:
>
> > tags 24405 + notabug
> > thanks
> [...]
> > This is the intended behavior, yes.  The word-combining-categories
> > feature is designed to support specific rare situations with mixing
> > the Far Eastern scripts (e.g., use of Kanji characters in Japanese
> > text), not for arbitrary games with Latin and European scripts.
>
> This was already tagged notabug, and I can see nothing more to do here.
> I'm therefore closing this now.
>
> Best regards,
> Stefan Kangas
>
>
> --- End Message ---