xlang/bootstrap/typecheck.hh

53 lines
1.4 KiB
C++

#pragma once
#include <scope.hh>
#include <string>
#include <unordered_map>
#include <vector>
#include <xlangBaseVisitor.h>
namespace xlang {
class ErrorListener;
enum class Type
{
Invalid,
Integer,
Boolean,
};
std::string typeToString(Type type);
class TypeCheckVisitor : public xlangBaseVisitor {
struct Signature {
Type returntype;
std::vector<Type> parametertypes;
};
ErrorListener &errorlistener;
std::unordered_map<std::string, Signature> signatures;
Type returntype;
Scope<Type> scope;
size_t loopcount;
public:
TypeCheckVisitor(ErrorListener &errorlistener);
std::any visitFile(xlangParser::FileContext *ctx) override;
std::any visitFunction(xlangParser::FunctionContext *ctx) override;
std::any visitType(xlangParser::TypeContext *ctx) override;
std::any visitBlock(xlangParser::BlockContext *ctx) override;
std::any visitStatement(xlangParser::StatementContext *ctx) override;
std::any visitExpr(xlangParser::ExprContext *ctx) override;
std::any visitBooleanExpr(xlangParser::BooleanExprContext *ctx) override;
std::any visitComparisonExpr(
xlangParser::ComparisonExprContext *ctx) override;
std::any visitAdditiveExpr(xlangParser::AdditiveExprContext *ctx) override;
std::any visitMultiplicativeExpr(
xlangParser::MultiplicativeExprContext *ctx) override;
std::any visitFactor(xlangParser::FactorContext *ctx) override;
};
} // namespace xlang