fontspec
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latex3
Font selection in LaTeX for XeTeX and LuaTeX
The fontspec code is very bad at using `\cs_new:Nn` when it should be using `\cs_new_protected:Nn`. Also check `set` vs `new` usage.
## Description with xelatex `\fontspec_if_script:nTF` detects scripts which are not in the font ## Check/indicate - [ X] Relevant for XeTeX - [ ] Relevant for LuaTeX - [X ]...
People have used `\mathbf{\Gamma}` mark-up in legacy TeX, or even `{\bf\Gamma}`. This works ok with the default LaTeX fonts and pdfLaTeX. When one switches say to xelatex with fontspec one...
Since petite capitals are practically identical in form (and opentype implementation) to small caps, they should be implemented as such. A real world use case for this would be persistent...
You can currently write things like (I think!) ``` \newfontfamily{\LanglToneContourFontFamily}[Renderer=Graphite, RawFeature={Special=Hide tone contour staves}]{Charis SIL} ``` but that's not very friendly.
I have been playing around with "lua fonts" where the font definitions are stored in a lua files. (The examples are in https://github.com/u-fischer/lua-font-pond/ in the latex folder, some resources are...
In documents with more than one language/script it is sometimes also necessary to change some font features at a language change. polyglossia does it in some places with `\addfontfeature`. But...
The documentation on Mapping=tex-text is minimal. Please explain the impications of using it. Describe not only what it enables but also what it disables. For example an apostrophe ' does...
Should have a test per OpenType tag, plus more, basically.
The documentation promises that “When `\setmainfont`, `\setsansfont` and `\setmonofont` are used in the preamble, they also define the fonts to be used in maths mode inside the \mathrm-type commands.” However,...
