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LibJS+LibWeb: Add fast_is<DOM::Node> for JS::Object

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Solves problem that is<DOM::Node, JS::Object>() is quite hot in
profiles while loading https://www.postgresql.org/about/featurematrix/.
This commit is contained in:
Aliaksandr Kalenik 2023-07-13 19:54:03 +02:00 • committed by Andreas Kling
parent 1470e60800
commit 6b191ab73d
2 changed files with 5 additions and 0 deletions
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Userland/Libraries/LibJS/Runtime/Object.h
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@ -169,6 +169,7 @@ public:
void define_native_function(Realm&, PropertyKey const&, SafeFunction<ThrowCompletionOr<Value>(VM&)>, i32 length, PropertyAttributes attributes);
void define_native_accessor(Realm&, PropertyKey const&, SafeFunction<ThrowCompletionOr<Value>(VM&)> getter, SafeFunction<ThrowCompletionOr<Value>(VM&)> setter, PropertyAttributes attributes);
virtual bool is_dom_node() const { return false; }
virtual bool is_function() const { return false; }
virtual bool is_typed_array() const { return false; }
virtual bool is_string_object() const { return false; }