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LibJS: Add PropertyLookupPhase enum to distinguish Object [[Get]] calls

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We can now tell the difference between an own property access and a
subsequent (automatic) prototype chain access.

This will be used to implement caching of prototype chain accesses.
This commit is contained in:
Andreas Kling 2024-05-02 11:13:08 +02:00
commit 493a04d5fe
Notes: sideshowbarker 2024-07-17 23:07:41 +09:00
17 changed files with 34 additions and 28 deletions
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2
Userland/Libraries/LibWeb/HTML/Location.h
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@ -60,7 +60,7 @@ public:
virtual JS::ThrowCompletionOr<bool> internal_prevent_extensions() override;
virtual JS::ThrowCompletionOr<Optional<JS::PropertyDescriptor>> internal_get_own_property(JS::PropertyKey const&) const override;
virtual JS::ThrowCompletionOr<bool> internal_define_own_property(JS::PropertyKey const&, JS::PropertyDescriptor const&) override;
virtual JS::ThrowCompletionOr<JS::Value> internal_get(JS::PropertyKey const&, JS::Value receiver, JS::CacheablePropertyMetadata*) const override;
virtual JS::ThrowCompletionOr<JS::Value> internal_get(JS::PropertyKey const&, JS::Value receiver, JS::CacheablePropertyMetadata*, PropertyLookupPhase) const override;
virtual JS::ThrowCompletionOr<bool> internal_set(JS::PropertyKey const&, JS::Value value, JS::Value receiver, JS::CacheablePropertyMetadata*) override;
virtual JS::ThrowCompletionOr<bool> internal_delete(JS::PropertyKey const&) override;
virtual JS::ThrowCompletionOr<JS::MarkedVector<JS::Value>> internal_own_property_keys() const override;