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| From: | Stefan Monnier |
| Subject: | bug#20146: font-lock-extend-jit-lock-region-after-change: results are discarded instead of being returned. |
| Date: | Wed, 25 Mar 2015 14:26:06 -0400 |
| User-agent: | Gnus/5.13 (Gnus v5.13) Emacs/25.0.50 (gnu/linux) |
> OK. But I have to be aware of how jit-lock works: in particular how the
> actions in after-change-functions influence those of
> jit-lock-fontify-now and font-lock-fontify-region.
No, that's the wrong way to go about it.
Just assume jit-lock is an *adversary*, which chooses the bounds it passes
to font-lock-fontify-region trying to find holes in your code.
Stefan
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