#ifndef LOOKUP_H
#define LOOKUP_H

#include "types.h"
#include "Symbol.h"
#include <string>

/* Lookup id in the symbol table and return it.
 * If symbol can't be found, a new symbol is created with symbol type
 * default_type and added to the symbol table and returned.
 */
Symbol *lookup(const std::string& id, SymbolType default_type);

/* Checks if the id already exists and gives an error if it does */
void check_id(const std::string& id);

#endif /* LOOKUP_H */