Re: Question collaborative editing - Wikipedia reference

[Qiantan Hong]

E.g. when two users are editing the same org document,
in some cases they may want two replica to fold the same sections.
— I always find myself wanting this feature to make sure both
are focusing on the same parts of the document, and at least seeing
the same thing.

> On Oct 11, 2020, at 10:26 PM, Eli Zaretskii <eliz@gnu.org> wrote:
> 
>> From: Qiantan Hong <qhong@mit.edu>
>> CC: Joe Corneli <holtzermann17@gmail.com>,
>>        "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>,
>>        emacs-devel
>>      <emacs-devel@gnu.org>
>> Date: Sun, 11 Oct 2020 19:57:43 +0000
>> 
>> (Part of) it can be done there if we’ve decided on “how to filter”.
>> In the current way doing so is not required. But the question is
>> “how to filter”.
>> 
>> Let the user providing an arbitrary predicate (overlay->bool) seems to be
>> the most canonical, but it’s not. How to compose multiple predicates
>> provided by user? Or we can just let user do it and accept only one 
>> predicate.
>> But even so, apparently one piece of information missing is where the
>> overlay comes from. Lots of command don’t assign any ‘category
>> to the overlay their created and it’s hard to tell what the overlay is for
>> just by looking at the overlay object. In fact, currently I don’t use
>> any user provided predicate and filter solely based on what command
>> creates the overlay (by advising it to add a ‘crdt-meta property) and it
>> works well for org-mode folding, but I’m not sure if that works in other
>> scenarios.
> 
> Let me turn the table and ask why did you think there's a need to send
> information about overlays and text properties over the wire?  What
> were the use cases where you thought this would be necessary?

smime.p7s
Description: S/MIME cryptographic signature