From: Stefan Monnier <monnier@iro.umontreal.ca>
To: Kenichi Handa <handa@ni.aist.go.jp>
Cc: emacs-devel@gnu.org
Subject: Re: (aset UNIBYTE-STRING MULTIBYTE-CHAR)
Date: Tue, 12 Feb 2008 21:49:46 -0500 [thread overview]
Message-ID: <jwvir0t8tgm.fsf-monnier+emacs@gnu.org> (raw)
In-Reply-To: <E1JP7U3-0003SN-PL@etlken.m17n.org> (Kenichi Handa's message of "Wed, 13 Feb 2008 11:36:27 +0900")
> Before the unicode merge, this worked:
> (let ((str "a")) (aset str 0 (decode-char 'ucs #x100)))
> In emacs-unicode-2 branch, there was a discussion about the
> rightness of aset changing the multibyteness of a string,
> and I changed the code to signal an error in the above case.
An error sounds right.
> But, I got reports claiming that the change breaks some of
> already existing Elisp packages. Although changing the
Details?
> What do you think is the right thing for this matter?
aset on strings is fundamentally problematic, so anything that restricts
it further is good in my book (my own local Emacs disallows them
plainly, and I rarely bump into code that needs it).
Stefan
next prev parent reply other threads:[~2008-02-13 2:49 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-02-13 2:36 (aset UNIBYTE-STRING MULTIBYTE-CHAR) Kenichi Handa
2008-02-13 2:49 ` Stefan Monnier [this message]
2008-02-13 3:48 ` Kenichi Handa
2008-02-13 15:33 ` Stefan Monnier
2008-02-13 18:06 ` Stephen J. Turnbull
2008-02-13 19:33 ` Stefan Monnier
2008-02-13 22:49 ` Miles Bader
2008-02-14 1:11 ` Stephen J. Turnbull
2008-02-14 1:17 ` Miles Bader
2008-02-14 1:40 ` Stefan Monnier
2008-02-14 1:49 ` Miles Bader
2008-02-14 18:10 ` Richard Stallman
2008-02-14 22:40 ` David Kastrup
2008-02-15 1:08 ` Stephen J. Turnbull
2008-02-15 1:17 ` Miles Bader
2008-02-15 7:27 ` David Kastrup
2008-02-15 12:58 ` Richard Stallman
2008-02-14 23:37 ` Leo
2008-02-15 12:59 ` Richard Stallman
2008-02-14 4:20 ` Stephen J. Turnbull
2008-02-14 4:42 ` Richard Stallman
2008-02-15 1:39 ` Kenichi Handa
2008-02-15 4:27 ` Stefan Monnier
2008-02-15 8:42 ` Eli Zaretskii
2008-02-15 8:53 ` Miles Bader
2008-02-16 12:55 ` Eli Zaretskii
2008-02-16 5:53 ` Richard Stallman
2008-02-16 14:33 ` Stefan Monnier
2008-02-17 20:29 ` Richard Stallman
2008-02-18 1:15 ` Stefan Monnier
2008-02-18 4:00 ` Kenichi Handa
2008-02-18 17:31 ` Richard Stallman
2008-02-13 22:01 ` Richard Stallman
2008-02-13 23:13 ` Miles Bader
-- strict thread matches above, loose matches on Subject: below --
2008-04-15 7:11 Kenichi Handa
2008-04-15 15:52 ` Stefan Monnier
2008-04-17 1:13 ` Kenichi Handa
2008-05-07 19:31 Harald Hanche-Olsen
2008-05-14 6:54 ` Harald Hanche-Olsen
2008-05-14 12:22 ` Stefan Monnier
2008-05-14 12:50 ` Harald Hanche-Olsen
2008-05-15 1:18 ` Stefan Monnier
2008-05-15 6:11 ` Harald Hanche-Olsen
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