Re: Display of undisplayable characters: \U01F3A8 instead of diamond

[Eli Zaretskii]

> From: Emanuel Berg <incal@dataswamp.org>
> Date: Sat, 27 Aug 2022 23:50:42 +0200
> 
> Eli Zaretskii wrote:
> 
> > There's nothing special about its face.
> 
> Try do
> 
>   M-x describe-face RET RET
> 
> or
> 
>   (get-char-property (point) 'face)
>   
> or
> 
>   (get-char-property (point) 'read-cf-name)
> 
> nothing!

I don't see the significance of these findings.  Faces in Emacs can be
applied by means other than text or overlay properties.  An example is
how we show control characters (try C-q C-m, for example).

The face is still a normal Emacs face, and can be customized with
"M-x customize-face RET".