bug#58098: Improve composition rules for Gumrukhi

["समीर सिंह Sameer Singh" <lumarzeli30@gmail.com>]

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Thanks!

On Wed, Sep 28, 2022 at 6:09 PM Eli Zaretskii <eliz@gnu.org> wrote:

> > From: समीर सिंह Sameer Singh <lumarzeli30@gmail.com>
> > Date: Tue, 27 Sep 2022 20:54:22 +0530
> > Cc: 58098@debbugs.gnu.org
> >
> >  The form
> >
> >         (chess-symbol #x1FA00 #x1FA67)
> >
> >  requires that _both_ #x1FA00 and #x1FA67 be supported by a font, for
> >  it to be eligible to display chess-symbols.  By contrast, the form
> >
> >         (chess-symbol . [#x1FA00 #x1FA67])
> >
> >  requires that _either_ of the two characters is supported.  So my
> >  question is: do we really want _both_ of the characters supported by a
> >  font, and if not, do we really want Emacs to reject such a font?
> >
> >  I have updated the patch accordingly and replaced (chess-symbol #x1FA00
> #x1FA67) with
> >  (chess-symbol . [#x1FA00 #x1FA67])
> >
> >  > You don't have Symbola installed?
> >
> >  I have the Symbola font installed via the gdouros-symbola-fonts package
> on my Fedora37 system, but
> >  it does not seem to support
> >  the chess-symbols block as verified by hb-view.
> >  Its description in the fedora wiki also does not mention the
> chess-symbols block:
> >
> >  Symbola covers the following scripts and symbols supported by The
> Unicode Standard 5.2:
> >  Basic Latin, Latin-1 Supplement, Latin Extended-A, IPA Extensions,
> Spacing Modifier Letters,
> >  Greek and Coptic, Cyrillic, Cyrillic Supplementary, General
> Punctuation, Superscripts and
> >  Subscripts, Combining Diacritical Marks for Symbols, Letterlike
> Symbols, Number Forms,
> >  Arrows, Mathematical Operators, Miscellaneous Technical, Control
> Pictures, Optical Character
> >  Recognition, Box Drawing, Block Elements, Geometric Shapes,
> Miscellaneous Symbols,
> >  Dingbats, Miscellaneous Mathematical Symbols-A, Supplemental Arrows-A,
> Supplemental
> >  Arrows-B, Miscellaneous Mathematical Symbols-B, Supplemental
> Mathematical Operators,
> >  Miscellaneous Symbols and Arrows, Supplemental Punctuation, CJK Symbols
> and Punctuation,
> >  Yijing Hexagram Symbols, Vertical Forms, Combining Half Marks, CJK
> Compatibility Forms,
> >  Specials, Tai Xuan Jing Symbols, Counting Rod Numerals, Mathematical
> Alphanumeric
> >  Symbols, Mahjong Tile Symbols, Domino Tile Symbols.
>
> OK, I installed this on master.
>

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