Subject: Re: bug#33341: 27.0.50; Undo log merging and change groups

From: Michael Heerdegen <[email-masked]>
Date: Thu, 26 Nov 2020 15:16:59 +0100

Lars Ingebrigtsen <[email-masked]> writes:

> Hm...  Well, after running this command, hitting "undo" removes all the
> three lines, which is what I'd expect?  Since you cancelled the change
> group?

AFAIU `cancel-change-group' itself should undo the change set, without
the user invoking `undo'.  See the implementation of
`atomic-change-group' for a use of this feature.

Michael.