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| From: | Stefan Monnier |
| Subject: | Re: How can I undo a change from a modification-hook? |
| Date: | Wed, 26 Apr 2017 10:51:38 -0400 |
| User-agent: | Gnus/5.13 (Gnus v5.13) Emacs/26.0.50 (gnu/linux) |
>> In the case of PG, I'd suggest you treat such a case as
>> a non-whitespace change.
> But I can't, can I? The damage (the change) is already done at that point,
> and I can't revert it.
But you can "retract" until the beginning of the changed area.
Stefan
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