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fonts: Consider Tertiary Ideographic Plane to be CJK (#31670)

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* added check for Tertiary Ideographic Plane

* added unit test for is_cjk function

Signed-off-by: Sandeep Pillai <sandeeppillai@Sandeeps-MacBook-Air.local>

* fixed formatting

Signed-off-by: Sandeep Pillai <sandeeppillai@Sandeeps-MacBook-Air.local>

* removed for loop assertions & added TIP chars

Signed-off-by: Sandeep Pillai <sandeeppillai@Sandeeps-MacBook-Air.local>

---------

Signed-off-by: Sandeep Pillai <sandeeppillai@Sandeeps-MacBook-Air.local>
Co-authored-by: Sandeep Pillai <sandeeppillai@Sandeeps-MacBook-Air.local>
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sandeep 2024-03-18 17:15:52 +05:30 • committed by GitHub
parent 55bb289b30
commit 94c1f2c992
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2 changed files with 22 additions and 2 deletions
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components/gfx/text/util.rs
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@ -149,5 +149,6 @@ pub fn is_cjk(codepoint: char) -> bool {
}
// https://en.wikipedia.org/wiki/Plane_(Unicode)#Supplementary_Ideographic_Plane
unicode_plane(codepoint) == 2
// https://en.wikipedia.org/wiki/Plane_(Unicode)#Tertiary_Ideographic_Plane
unicode_plane(codepoint) == 2 || unicode_plane(codepoint) == 3
}