Subject: bug#40481: 26.3; whitespace-enable-predicate: consider using derived-mode-p

From: Lars Ingebrigtsen <[email-masked]>
Date: Thu, 28 Jan 2021 08:40:46 +0100

Jack Kelly <[email-masked]> writes:

> It would be quite convenient if `whitespace-enable-predicate' called
> `derived-mode-p' instead of `memq major-mode'.

Makes sense.  I've now made this change in Emacs 28 (and noted it in
NEWS).

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