GNU bug report logs - #32404
Format fails to copy text properties from the format-string for adjacent %-sequences

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Package: emacs;

Reported by: Andrea Cardaci <cyrus.and <at> gmail.com>

Date: Thu, 9 Aug 2018 00:32:01 UTC

Severity: normal

Done: Eli Zaretskii <eliz <at> gnu.org>

Bug is archived. No further changes may be made.

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Message #5 received at submit <at> debbugs.gnu.org (full text, mbox):

From: Andrea Cardaci <cyrus.and <at> gmail.com>
To: bug-gnu-emacs <at> gnu.org
Subject: Format fails to copy text properties from the format-string for
 adjacent %-sequences
Date: Thu, 9 Aug 2018 02:30:55 +0200

Basically what the title says, take a look at this example:

(format (concat (propertize "%s" 'face 'bold)
                "" ; any non-empty string works
                (propertize "%s" 'face 'error))
        "foo" "bar")
#("foobar" 0 6 (face bold))

This has also been described at https://emacs.stackexchange.com/q/43960/13744


Andrea
This bug report was last modified 6 years and 289 days ago.

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