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bug#48447: 27.2.50; Font-lock error in temporary bibtex-mode buffer
From: |
Stefan Monnier |
Subject: |
bug#48447: 27.2.50; Font-lock error in temporary bibtex-mode buffer |
Date: |
Wed, 13 Jul 2022 08:32:05 -0400 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) |
Lars Ingebrigtsen [2022-07-13 13:24:12] wrote:
> "Basil L. Contovounesios" <contovob@tcd.ie> writes:
>
>> This puts the following in *Messages*:
>>
>> Error during redisplay: (internal--syntax-propertize 25) signaled
>> (error "Font-lock trying to use keywords before setting them up")
>
> I've now fixed this in Emacs 29.
[...]
> @@ -3659,7 +3659,11 @@ if that value is non-nil.
> ?\s)))))
> (if (and buffer-file-name enable-local-variables)
> (add-hook 'hack-local-variables-hook fun nil t)
> - (funcall fun))))
> + (funcall fun)))
> + ;; We may be using the mode programmatically to extract data, and we
> + ;; then need this to be set up first so that sexp-based movement
> + ;; commands don't bug out.
> + (font-lock-set-defaults))
Hmm... this looks like a workaround rather than a fix of the core
problem because I can't see any use of "font-lock internals" in
bibtex.el which would justify such a need.
I suspect that the problem is linked to
`syntax-propertize-via-font-lock`, so I think the fix should go there.
Stefan