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LibWeb: Support obsolete but required -webkit- CSS parsing quirk

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As outlined in: https://www.w3.org/TR/selectors-4/#compat

We now do not treat unknown webkit pseudo-elements as invalid at parse
time, and also support serializing these elements.

Fixes: #21959
This commit is contained in:
Shannon Booth 2023-12-10 22:06:55 +13:00 • committed by Alexander Kalenik
parent 83758d4cdd
commit ed97946975
9 changed files with 76 additions and 6 deletions
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4
Userland/Libraries/LibWeb/DOM/Element.h
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@ -410,7 +410,7 @@ private:
RefPtr<CSS::StyleProperties> m_computed_css_values;
HashMap<FlyString, CSS::StyleProperty> m_custom_properties;
using PseudoElementCustomProperties = Array<HashMap<FlyString, CSS::StyleProperty>, to_underlying(CSS::Selector::PseudoElement::Type::PseudoElementCount)>;
using PseudoElementCustomProperties = Array<HashMap<FlyString, CSS::StyleProperty>, to_underlying(CSS::Selector::PseudoElement::Type::KnownPseudoElementCount)>;
mutable OwnPtr<PseudoElementCustomProperties> m_pseudo_element_custom_properties;
PseudoElementCustomProperties& pseudo_element_custom_properties() const;
@ -421,7 +421,7 @@ private:
Optional<FlyString> m_id;
using PseudoElementLayoutNodes = Array<JS::GCPtr<Layout::Node>, to_underlying(CSS::Selector::PseudoElement::Type::PseudoElementCount)>;
using PseudoElementLayoutNodes = Array<JS::GCPtr<Layout::Node>, to_underlying(CSS::Selector::PseudoElement::Type::KnownPseudoElementCount)>;
OwnPtr<PseudoElementLayoutNodes> m_pseudo_element_nodes;
// https://html.spec.whatwg.org/multipage/custom-elements.html#custom-element-reaction-queue