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LibJS: Virtualize access to an Object's own properties

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Object now has virtual get_own_property() and put_own_property() member
functions that can be overridden to provide custom behavior.

We use these virtuals to move Array-specific access behavior to Array.
This commit is contained in:
Andreas Kling 2020-03-21 14:37:34 +01:00
parent 2a7dbac0c5
commit 324b92fd06
4 changed files with 57 additions and 30 deletions
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2
Libraries/LibJS/Runtime/Array.h
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@ -45,6 +45,8 @@ private:
virtual const char* class_name() const override { return "Array"; }
virtual void visit_children(Cell::Visitor&) override;
virtual bool is_array() const override { return true; }
virtual Optional<Value> get_own_property(const String& property_name) const override;
virtual bool put_own_property(const String& property_name, Value) override;
Vector<Value> m_elements;
};