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Re: [O] Regex Speedup for org-refresh-category-properties.


From: Achim Gratz
Subject: Re: [O] Regex Speedup for org-refresh-category-properties.
Date: Tue, 29 Jul 2014 18:20:36 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3.91 (gnu/linux)

Malcolm Purvis writes:
> I use the master version of org, and some months ago the time required
> to generate my custom agenda view sky rocketed.  I've found that 90% of
> the time was being spent in the call to re-search-forward in
> org-refresh-category-properties.  The patch below speeds up the regular
> expression search and makes the generation of my agenda as fast as
> before.

I agree that this is faster, but it doesn't look right.  Specifically I
don't think you are matching CATEGORY drawers any longer.

> -              "^[ \t]*\\(#\\+CATEGORY:\\|[ \t]*:CATEGORY:\\)\\(.*\\)" nil t)
> +              "^[ \t]*\\(#\\+CATEGORY:\\|*:CATEGORY:\\)\\(.*\\)" nil t)

I think that "^[ \t]*\\(\\(?:#\\+\\|:\\)CATEGORY:\\)\\(.*\\)" would be a
better regex, assuming that the original regex was doing the right thing.


Regards,
Achim.
-- 
+<[Q+ Matrix-12 WAVE#46+305 Neuron microQkb Andromeda XTk Blofeld]>+

SD adaptation for Waldorf Blofeld V1.15B11:
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