Re: Find all the name and alias corresponding to a codepoint in Emacs.

[Hongyi Zhao]

On Sat, Mar 12, 2022 at 5:36 PM Eli Zaretskii <eliz@gnu.org> wrote:
>
> > From: Hongyi Zhao <hongyi.zhao@gmail.com>
> > Date: Sat, 12 Mar 2022 16:55:26 +0800
> > Cc: help-gnu-emacs <help-gnu-emacs@gnu.org>
> >
> > Now, I've enabled all the properties defined in "Describe Char Unidata 
> > List":
> >
> > (setq describe-char-unidata-list
> >       '(name old-name general-category canonical-combining-class
> > bidi-class decomposition decimal-digit-value digit-value numeric-value
> > mirrored iso-10646-comment uppercase lowercase titlecase)
> >       )
> >
> >
> > But `M-x describe-char ` still gives the following information:
> >
> > ```
> >              position: 1 of 1 (0%), column: 0
> >             character: ` (displayed as `) (codepoint 96, #o140, #x60)
> >               charset: ascii (ASCII (ISO646 IRV))
> > code point in charset: 0x60
> >                script: latin
> >                syntax: '     which means: prefix
> >              category: .:Base, a:ASCII, l:Latin, r:Roman
> >              to input: type "C-x 8 RET 60" or "C-x 8 RET GRAVE ACCENT"
> >           buffer code: #x60
> >             file code: #x60 (encoded by coding system utf-8-unix)
> >               display: by this font (glyph code):
> >     ftcrhb:-PfEd-DejaVuSansMono Nerd Font
> > Mono-regular-normal-normal-*-20-*-*-*-m-0-iso10646-1 (#x43)
> >
> > Character code properties: customize what to show
> >   name: GRAVE ACCENT
> >   old-name: SPACING GRAVE
> >   general-category: Sk (Symbol, Modifier)
> >   canonical-combining-class: 0 (Spacing, split, enclosing, reordrant,
> > and Tibetan subjoined)
> >   bidi-class: ON (Other Neutrals)
> >   decomposition: (96) ('`')
> >   mirrored: N
>
> Why is that a problem?

The "grave accent" is also named as "backtick" or "backquote", and I
hope to see all these names in Emacs.

> The properties that aren't shown are all nil,
> so they are not interesting.  Emacs shows to you all the properties
> whose values are useful.

Thank you for your explanation.

Best,
Hongyi