bug#63731: [PATCH] Support Emoji Variation Sequence 16 (FE0F) where appropriate

[Eli Zaretskii]

> Cc: 63731@debbugs.gnu.org, steven@stebalien.com
> Date: Mon, 05 Jun 2023 16:12:20 +0300
> From: Eli Zaretskii <eliz@gnu.org>
> 
> >     Eli> So you are saying that, in our default fontset, we should specify 
> > that
> >     Eli> #xFE0E should be displayed by Noto Emoji (with Symbola as 
> > fallback),
> >     Eli> and then make sure that font_range uses the same font for the 
> > likes of
> >     Eli> #x23E9?  IOW, specify a different font for VS-15 even though is 
> > script
> >     Eli> is 'emoji'?
> > 
> > Yes, that works (and we can remove VS-15 and VS-16 from the emoji
> > script, so that theyʼll then be displayed via
> > `glyphless-char-display-control' when theyʼre on their own).
> 
> What about the rest of VS-nn? do they need to stay in 'emoji' script,
> and if so, why?

And one more question: if we remove VS-16 from the emoji script, what
will happen to the sequences like U+23E9 U+FE0F?  Isn't it true that
we use a color Emoji font for those because VS-16 is in emoji script?