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bug#33798: 27.0.50; font-lock-ensure fontifies the whole buffer
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From: |
Juri Linkov |
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Subject: |
bug#33798: 27.0.50; font-lock-ensure fontifies the whole buffer |
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Date: |
Wed, 19 Dec 2018 23:56:05 +0200 |
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User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (x86_64-pc-linux-gnu) |
>> I can see the same effect in internal buffers created by diff-mode:
>> switching to these buffers I see that font-lock-ensure fontifies
>> the whole buffer, whereas using font-lock-fontify-region I see only
>> small parts of the source buffer fontified corresponding to diff hunks.
>
> I installed a patch into `master` which should fix this.
> Could you check it works for your cases?
I checked that it works now in all cases and fontifies only needed hunks,
so I updated diff-mode to always use font-lock-ensure.