GNU bug report logs - #77291
31.0.50; Rainbow-mode conflicts with fontification of function arguments in help-mode buffers

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Kristoffer Balintona <krisbalintona <at> gmail.com>
Cc: 77291 <at> debbugs.gnu.org, eg642616 <at> gmail.com
Subject: bug#77291: 31.0.50; Rainbow-mode conflicts with fontification of function arguments in help-mode buffers
Date: Fri, 28 Mar 2025 10:31:25 +0300

> From: Kristoffer Balintona <krisbalintona <at> gmail.com>
> Date: Thu, 27 Mar 2025 18:38:14 -0400
> Cc: 77291 <at> debbugs.gnu.org
> 
> On Thu, Mar 27 2025, Eli Zaretskii wrote:
> 
> >> Cc: 77291 <at> debbugs.gnu.org
> >> From: Elijah Gabe Pérez <eg642616 <at> gmail.com>
> >> Date: Thu, 27 Mar 2025 13:04:15 -0600
> >>
> > [... 18 lines elided]
> >> I'm not rainbow-mode author or maintainer, but this is a font-lock
> >> downside (which rainbow-mode uses), font-lock overrides any
> >> text-property (faces) made in the buffer.
> >
> > Not all of them: it leaves some untouched.  See the description of
> > font-lock-extra-managed-props in the ELisp manual.
> 
> So: this means that ideally rainbow-mode doesn't mess with the
> fontification of function arguments, right? (Just clarifying whether
> this is indeed a bug.)

I'm saying that there's a way to avoid these conflicts.

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