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bug#10117: duplicate evaluation of after-change-functions hooks in rever
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From: |
Stefan Monnier |
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Subject: |
bug#10117: duplicate evaluation of after-change-functions hooks in revert-buffer |
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Date: |
Wed, 23 Nov 2011 09:42:31 -0500 |
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User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/24.0.91 (gnu/linux) |
> Am I wrong when I assume that the sequence of modifications passed to the
> after-change-functions is an exact trace of the buffer contents evolution ?
Well, it should be, yes.
> What could possibly cause such a duplicate event ?
A bug in revert-buffer? revert-buffer modifies the buffer on its own
rather than via calls to delete and insert, so it runs those
change-functions "by hand". Do you have a small test case reproducing
the problem?
Stefan