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Re: Editing change groups
From: |
Stefan Monnier |
Subject: |
Re: Editing change groups |
Date: |
Sat, 10 Nov 2018 08:15:08 -0500 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux) |
>> > (let ((g (prepare-change-group)))
>> > (insert "a\n")
>> > (activate-change-group g)
>>
>> You (*really*) shouldn't modify the buffer between
>> prepare-change-group and activate-change-group.
>
> Oh, it really means really, I see.
The world won't collapse, but the behavior will be different depending
on whether undo is enabled in the buffer and the semantics is unclear.
> But the effect on the experiment is negligible, the behavior is still
> not what I expect if I change that.
I'm not sure which experiment this refers to.
Stefan