Subject: Re: bug#31666: Bad interaction between visual-line-mode and wrap-prefix on long lines

From: Eli Zaretskii <[email-masked]>
Date: Fri, 08 Jun 2018 21:32:03 +0300

> Cc: [email-masked]
> From: Clément Pit-Claudel <[email-masked]>
> Date: Fri, 8 Jun 2018 14:04:16 -0400
> 
> How hard would it be to introduce a no-break text property?

The problem is not in introduction of the property, the problem is in
implementing property look up where we decide whether to break a line
on a whitespace character.  That look up might be costly, especially
if, as usual, we are required to support both text and overlay
properties.