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LibWeb/CSS: Only attempt to load valid @font-face fonts

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These must have a `font-family` and `src` set to be included in
font-matching. Otherwise they should be ignored, but still exist in the
CSSOM.
This commit is contained in:
Sam Atkins 2025-04-03 12:15:11 +01:00
parent f87b454fa9
commit 9cce791424
Notes: github-actions[bot] 2025-04-04 09:41:32 +00:00
4 changed files with 17 additions and 2 deletions
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6
Libraries/LibWeb/CSS/StyleComputer.cpp
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@ -3061,8 +3061,10 @@ void StyleComputer::load_fonts_from_sheet(CSSStyleSheet& sheet)
for (auto const& rule : sheet.rules()) {
if (!is<CSSFontFaceRule>(*rule))
continue;
auto font_loader = load_font_face(static_cast<CSSFontFaceRule const&>(*rule).font_face());
if (font_loader.has_value()) {
auto const& font_face_rule = static_cast<CSSFontFaceRule const&>(*rule);
if (!font_face_rule.is_valid())
continue;
if (auto font_loader = load_font_face(font_face_rule.font_face()); font_loader.has_value()) {
sheet.add_associated_font_loader(font_loader.value());
}
}