Re: Paredit, smartparens very slow with large latex files

["Andreas Röhler" <andreas.roehler@easy-emacs.de>]

Am 12.09.2013 22:27, schrieb Julien Cubizolles:
> Vilibald Wanca <vilibald.wanca@gmail.com> writes:
>
>>> All the minor modes I've tried to navigate through sexps are very slow
>>> when working with large latex files (>1000 lines). For example
>>> sp-forward-sexp takes several seconds to do the following:
>>> \(|\) -> \(\)| whereas it's instantaneous in a small buffer. Is there a
>>> way to improve things ? I tried folding parts of the buffer but it
>>> doesn't help since the folded part is still parsed.
>>
>> What about buffer narrowing, have you tried it?
>
> It doesn't seem to help.
>

These commands must scan-lists in order to find the end or beyond. Therefor they usually do

(save-restriction (widen)...

inside, so narrowing locally has no effect.