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LibJS: Move "strict mode" state to the call stack

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Each call frame now knows whether it's executing in strict mode.
It's no longer necessary to access the scope stack to find this mode.
This commit is contained in:
Andreas Kling 2020-10-04 13:54:44 +02:00
parent f41b5a4535
commit a007b3c379
15 changed files with 49 additions and 37 deletions
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9
Libraries/LibJS/Runtime/ScriptFunction.h
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@ -50,6 +50,9 @@ public:
virtual const FlyString& name() const override { return m_name; };
void set_name(const FlyString& name) { m_name = name; };
protected:
virtual bool is_strict_mode() const final { return m_is_strict; }
private:
virtual bool is_script_function() const override { return true; }
virtual LexicalEnvironment* create_environment() override;
@ -62,9 +65,9 @@ private:
NonnullRefPtr<Statement> m_body;
const Vector<FunctionNode::Parameter> m_parameters;
LexicalEnvironment* m_parent_environment { nullptr };
i32 m_function_length;
bool m_is_strict;
bool m_is_arrow_function;
i32 m_function_length { 0 };
bool m_is_strict { false };
bool m_is_arrow_function { false };
};
}