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#pragma once
#include "ExpressionVisitor.h"
#include <iosfwd>
class ASTPrinter : public ExpressionVisitor
{
public:
ASTPrinter(std::ostream& os);
~ASTPrinter() {}
virtual void Visit(LiteralNull* e) override;
virtual void Visit(LiteralUndefined* e) override;
virtual void Visit(LiteralString* e) override;
virtual void Visit(LiteralNumber* e) override;
virtual void Visit(LiteralBoolean* e) override;
virtual void Visit(LiteralObject* e) override;
virtual void Visit(BinaryExpression* e) override;
virtual void Visit(UnaryExpression* e) override;
virtual void Visit(IdentifierExpression* e) override;
virtual void Visit(ListExpression* e) override;
virtual void Visit(VariableDefinitionExpression* e) override;
virtual void Visit(BlockStatement* e) override;
virtual void Visit(LabeledStatement* e) override;
virtual void Visit(IfStatement* e) override;
virtual void Visit(SwitchStatement* e) override;
virtual void Visit(CaseStatement *) override;
virtual void Visit(WhileStatement* e) override;
virtual void Visit(ForStatement* e) override;
virtual void Visit(FunctionDeclaration* e) override;
virtual void Visit(TopStatements* e) override;
virtual void Visit(EmptyExpression* e) override;
virtual void Visit(CallExpression* e) override;
inline void Enter();
inline void Exit();
inline void NoIndentNextAccept();
inline void IndentNextAccept();
inline void InsertIndent();
private:
std::ostream& os;
unsigned nest_level;
bool indent_next_accept;
};
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