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LibJS: Implement basic for..in and for..of loops
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parent
c378a1c730
commit
07af2e6b2c
8 changed files with 372 additions and 90 deletions
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@ -341,6 +341,54 @@ private:
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NonnullRefPtr<Statement> m_body;
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};
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class ForInStatement : public Statement {
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public:
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ForInStatement(NonnullRefPtr<ASTNode> lhs, NonnullRefPtr<Expression> rhs, NonnullRefPtr<Statement> body)
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: m_lhs(move(lhs))
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, m_rhs(move(rhs))
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, m_body(move(body))
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{
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}
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const ASTNode& lhs() const { return *m_lhs; }
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const Expression& rhs() const { return *m_rhs; }
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const Statement& body() const { return *m_body; }
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virtual Value execute(Interpreter&) const override;
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virtual void dump(int indent) const override;
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private:
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virtual const char* class_name() const override { return "ForInStatement"; }
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NonnullRefPtr<ASTNode> m_lhs;
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NonnullRefPtr<Expression> m_rhs;
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NonnullRefPtr<Statement> m_body;
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};
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class ForOfStatement : public Statement {
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public:
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ForOfStatement(NonnullRefPtr<ASTNode> lhs, NonnullRefPtr<Expression> rhs, NonnullRefPtr<Statement> body)
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: m_lhs(move(lhs))
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, m_rhs(move(rhs))
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, m_body(move(body))
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{
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}
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const ASTNode& lhs() const { return *m_lhs; }
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const Expression& rhs() const { return *m_rhs; }
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const Statement& body() const { return *m_body; }
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virtual Value execute(Interpreter&) const override;
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virtual void dump(int indent) const override;
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private:
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virtual const char* class_name() const override { return "ForOfStatement"; }
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NonnullRefPtr<ASTNode> m_lhs;
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NonnullRefPtr<Expression> m_rhs;
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NonnullRefPtr<Statement> m_body;
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};
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enum class BinaryOp {
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Addition,
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Subtraction,
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@ -678,6 +726,11 @@ enum class DeclarationKind {
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class VariableDeclarator final : public ASTNode {
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public:
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VariableDeclarator(NonnullRefPtr<Identifier> id)
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: m_id(move(id))
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{
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}
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VariableDeclarator(NonnullRefPtr<Identifier> id, RefPtr<Expression> init)
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: m_id(move(id))
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, m_init(move(init))
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