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LibWeb: Do CSS var() expansion in a separate pass

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By expanding all the var() values first, we allow var() to occur
anywhere, even as arguments to CSS functions.
This commit is contained in:
Andreas Kling
2022-11-02 20:19:03 +01:00
parent 767d632ab7
commit ab9aa9da0d
2 changed files with 83 additions and 56 deletions
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3
Userland/Libraries/LibWeb/CSS/StyleComputer.h
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@@ -87,7 +87,8 @@ private:
void compute_defaulted_property_value(StyleProperties&, DOM::Element const*, CSS::PropertyID, Optional<CSS::Selector::PseudoElement>) const;
RefPtr<StyleValue> resolve_unresolved_style_value(DOM::Element&, PropertyID, UnresolvedStyleValue const&) const;
bool expand_unresolved_values(DOM::Element&, StringView property_name, HashMap<FlyString, NonnullRefPtr<PropertyDependencyNode>>& dependencies, Parser::TokenStream<Parser::ComponentValue>& source, Vector<Parser::ComponentValue>& dest) const;
bool expand_variables(DOM::Element&, StringView property_name, HashMap<FlyString, NonnullRefPtr<PropertyDependencyNode>>& dependencies, Parser::TokenStream<Parser::ComponentValue>& source, Vector<Parser::ComponentValue>& dest) const;
bool expand_unresolved_values(DOM::Element&, StringView property_name, Parser::TokenStream<Parser::ComponentValue>& source, Vector<Parser::ComponentValue>& dest) const;
template<typename Callback>
void for_each_stylesheet(CascadeOrigin, Callback) const;