GNU bug report logs - #37393
26.2.90; [PATCH] Speed up 'csv-align-fields'

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Stefan Monnier <monnier <at> iro.umontreal.ca>
Cc: 37393 <at> debbugs.gnu.org, simenheg <at> gmail.com, sdl.web <at> gmail.com
Subject: bug#37393: 26.2.90; [PATCH] Speed up 'csv-align-fields'
Date: Wed, 18 Sep 2019 05:34:52 +0300

> From: Stefan Monnier <monnier <at> iro.umontreal.ca>
> Cc: Simen Heggestøyl <simenheg <at> gmail.com>,
>   37393 <at> debbugs.gnu.org,
>   sdl.web <at> gmail.com
> Date: Tue, 17 Sep 2019 15:14:45 -0400
> 
> > Once again, risking to talk about something I don't clearly
> > understand: vertical-motion already allows you to pass an argument
> > which tells what is the current column.
> > Any rationale to use current-column instead of vertical-motion?
> 
> But we need to measure the width of a particular chunk of buffer text,
> and I don't see how vertical-motion can be used for that: the only
> things it returns are:
> - a new point position
> - the number of screen lines moved over
> I can't see how to use it to compute the text's width.

What about posn-at-point?

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