Re: Question collaborative editing - Wikipedia reference

[Eli Zaretskii]

> From: Qiantan Hong <qhong@mit.edu>
> CC: "joakim@verona.se" <joakim@verona.se>, Yuan Fu <casouri@gmail.com>,
>         Fermin
>       <fmfs@posteo.net>, Jean Louis <bugs@gnu.support>,
>         Caio Henrique
>       <caiohcs0@gmail.com>, Ergus <spacibba@aol.com>,
>         Noam Postavsky
>       <npostavs@gmail.com>, Karl Fogel <kfogel@red-bean.com>,
>         Stefan Monnier
>       <monnier@iro.umontreal.ca>,
>         Eli Zaretskii <eliz@gnu.org>, Emacs developers
>       <emacs-devel@gnu.org>
> Date: Sun, 11 Oct 2020 17:49:44 +0000
> 
> - what’s a reasonable way to decide what overlays to sync?
>    I’m currently deciding it based on the command that create the overlay
>   (only overlay created during executing a customizable set of commands 
>   are tracked). Is there better way?
> - similar question to text property.

Don't insert-in-front-hooks and insert-behind-hooks provide the way to
know which overlays and text properties changed?