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LibJS: Implement computed properties in object expressions

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This commit is contained in:
Linus Groh 2020-04-23 19:37:53 +01:00 • committed by Andreas Kling
parent bebd5c097c
commit 746dd5b190
5 changed files with 98 additions and 19 deletions
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25
Libraries/LibJS/AST.h
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@ -670,9 +670,30 @@ private:
NonnullRefPtrVector<VariableDeclarator> m_declarations;
};
class ObjectProperty final : public ASTNode {
public:
ObjectProperty(NonnullRefPtr<Expression> key, NonnullRefPtr<Expression> value)
: m_key(move(key))
, m_value(move(value))
{
}
const Expression& key() const { return m_key; }
const Expression& value() const { return m_value; }
virtual void dump(int indent) const override;
virtual Value execute(Interpreter&) const override;
private:
virtual const char* class_name() const override { return "ObjectProperty"; }
NonnullRefPtr<Expression> m_key;
NonnullRefPtr<Expression> m_value;
};
class ObjectExpression : public Expression {
public:
ObjectExpression(HashMap<FlyString, NonnullRefPtr<Expression>> properties = {})
ObjectExpression(NonnullRefPtrVector<ObjectProperty> properties = {})
: m_properties(move(properties))
{
}
@ -683,7 +704,7 @@ public:
private:
virtual const char* class_name() const override { return "ObjectExpression"; }
HashMap<FlyString, NonnullRefPtr<Expression>> m_properties;
NonnullRefPtrVector<ObjectProperty> m_properties;
};
class ArrayExpression : public Expression {