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bug#41185: highlight-regexp not working properly for multiline-matching
From: |
Michael Heerdegen |
Subject: |
bug#41185: highlight-regexp not working properly for multiline-matching regexps |
Date: |
Wed, 16 Jun 2021 01:37:36 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) |
jan <rtm443x@googlemail.com> writes:
> start emacs with -Q, open a new buffer, say 'asdf'
> type in 'silly'
>
> Highlight it; M-s h r silly ret
>
> existing silly gets highligted.
>
> Press return a couple of times then type in 'silly' again, does not
> highlight (see silly_twice_only_one_got_highlighted.PNG)
Highlighting is not updated if overlays need to be used because the
buffer does not use font-lock-mode (see the docstring of
`highlight-regexp').
Were you aware of that fact, or does your experiment fail even for
"supported" buffers?
Regards,
Michael.