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LibWeb: Add "ID" buckets to StyleComputer::RuleCache

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We can skip rules that require a specific ID when matching against any
element that doesn't have that ID.
This commit is contained in:
Andreas Kling 2022-02-10 18:50:58 +01:00
parent 646b37d1a9
commit 031296cf7b
2 changed files with 14 additions and 1 deletions
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Userland/Libraries/LibWeb/CSS/StyleComputer.h
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@ -96,6 +96,7 @@ private:
DOM::Document& m_document;
struct RuleCache {
HashMap<FlyString, Vector<MatchingRule>> rules_by_id;
HashMap<FlyString, Vector<MatchingRule>> rules_by_class;
Vector<MatchingRule> other_rules;
int generation { 0 };