GNU bug report logs - #30171
27.0.50; {add-to,remove-from}-invisibility-spec don't treat t specially

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Message #22 received at 30171 <at> debbugs.gnu.org (full text, mbox):

From: Lars Ingebrigtsen <larsi <at> gnus.org>
To: Stefan Monnier <monnier <at> IRO.UMontreal.CA>
Cc: Eli Zaretskii <eliz <at> gnu.org>, p.stephani2 <at> gmail.com, 30171 <at> debbugs.gnu.org
Subject: Re: bug#30171: 27.0.50;
 {add-to,remove-from}-invisibility-spec don't treat t specially
Date: Wed, 18 Apr 2018 14:40:41 +0200

Stefan Monnier <monnier <at> IRO.UMontreal.CA> writes:

> IOW you just can't rely on the special `t` behavior: if you want your
> thing to be invisible, you need to either use the special `t` value of
> the `invisible` property (which is invisible regardless of
> buffer-invisibility-spec), or you need to add your value via
> add-to-invisibility-spec.

I see.  Makes sense.  I'll clarify this in the doc strings of those
functions, then.

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no

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