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font: handle missing CoreText display names

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CTFontCopyDisplayName can return null.
This commit is contained in:
Mitchell Hashimoto
2026-08-05 13:55:19 -07:00
parent 168c7b9467
commit d166c05edd
2 changed files with 3 additions and 2 deletions
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3
src/font/DeferredFace.zig
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@@ -184,7 +184,8 @@ pub fn name(self: DeferredFace, buf: []u8) ![]const u8 {
.coretext_harfbuzz,
.coretext_noshape,
=> if (self.ct) |ct| {
const display_name = ct.font.copyDisplayName();
const display_name = ct.font.copyDisplayName() orelse
return self.familyName(buf);
return display_name.cstringPtr(.utf8) orelse unsupported: {
// "NULL if the internal storage of theString does not allow
// this to be returned efficiently." In this case, we need