[Request] Enclosed Alphanumerics

[sdavids]

They would be useful for Asciidoctor-PDF.

https://en.wikipedia.org/wiki/Enclosed_Alphanumerics

https://asciidoctor.org/docs/user-manual/#callouts https://github.com/asciidoctor/asciidoctor-pdf/blob/master/docs/theming-guide.adoc#callout-numbers

[sdavids]

├── example.adoc
├── fonts
│   ├── SourceCodePro-Bold.ttf
│   ├── SourceCodePro-BoldIt.ttf
│   ├── SourceCodePro-It.ttf
│   ├── SourceCodePro-Regular.ttf
│   ├── SourceSansPro-Bold.ttf
│   ├── SourceSansPro-BoldIt.ttf
│   ├── SourceSansPro-It.ttf
│   └── SourceSansPro-Regular.ttf
└── themes
    └── theme.yml

example.adoc

[source,ruby]
----
puts "Callout" <1>
----
<1> Works

theme.yml

extends: default
font:
  catalog:
    Noto Serif:
      normal: SourceSansPro-Regular.ttf
      italic: SourceSansPro-It.ttf
      bold: SourceSansPro-Bold.ttf
      bold_italic: SourceSansPro-BoldIt.ttf
    M+ 1mn:
      normal: SourceCodePro-Regular.ttf
      italic: SourceCodePro-It.ttf
      bold: SourceCodePro-Bold.ttf
      bold_italic: SourceCodePro-BoldIt.ttf

$ asciidoctor-pdf -a pdf-style=themes/theme.yml -a pdf-fontsdir=fonts example.adoc

Result:

With default fonts:

[pauldhunt]

do you mind specifying the unicode range for the characters you are interested just for clarity?

[sdavids]

Circled Numbers

U+2460 ① ... U+2473 ⑳