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LibJS: Add fast_is<T> for JS::Array (array exotic objects)

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This commit is contained in:
Andreas Kling 2025-04-10 11:37:16 +02:00 • committed by Andreas Kling
commit e80d1c1a86
Notes: github-actions[bot] 2025-04-12 09:08:59 +00:00
2 changed files with 6 additions and 0 deletions
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5
Libraries/LibJS/Runtime/Array.h
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@ -58,11 +58,16 @@ protected:
explicit Array(Object& prototype); explicit Array(Object& prototype);
private: private:
virtual bool is_array_exotic_object() const final { return true; }
ThrowCompletionOr<bool> set_length(PropertyDescriptor const&); ThrowCompletionOr<bool> set_length(PropertyDescriptor const&);
bool m_length_writable { true }; bool m_length_writable { true };
}; };
template<>
inline bool Object::fast_is<Array>() const { return is_array_exotic_object(); }
enum class Holes { enum class Holes {
SkipHoles, SkipHoles,
ReadThroughHoles, ReadThroughHoles,

1
Libraries/LibJS/Runtime/Object.h
View file

@ -198,6 +198,7 @@ public:
virtual bool is_regexp_object() const { return false; } virtual bool is_regexp_object() const { return false; }
virtual bool is_bigint_object() const { return false; } virtual bool is_bigint_object() const { return false; }
virtual bool is_string_object() const { return false; } virtual bool is_string_object() const { return false; }
virtual bool is_array_exotic_object() const { return false; }
virtual bool is_global_object() const { return false; } virtual bool is_global_object() const { return false; }
virtual bool is_proxy_object() const { return false; } virtual bool is_proxy_object() const { return false; }
virtual bool is_native_function() const { return false; } virtual bool is_native_function() const { return false; }