Subject: bug#20975: Replacing text add also the comma

From: Eli Zaretskii <[email-masked]>
Date: Sun, 05 Jul 2015 05:46:21 +0300

> Date: Sat, 4 Jul 2015 22:31:45 +0100
> From: Artur Malabarba <[email-masked]>
> Cc: [email-masked], Angelo Graziosi <[email-masked]>
> 
> If no one has a different opinion, I'll add a clause so that a decomposition is
> folded only if it contains at least one non-spacing character. (though I'm not
> sure how to check for this, at the phone right now). 

You could look at the character's 'canonical-combining-class' property
(should be non-zero).  Or you could look at its 'general-category',
and allow only those whose value is one of Mc, Mn, Me.