diff options
Diffstat (limited to 'exc.h')
-rw-r--r-- | exc.h | 37 |
1 files changed, 37 insertions, 0 deletions
@@ -0,0 +1,37 @@ +#ifndef EXC_H +#define EXC_H + +#include "consts.h" +#include <string> + +using std::string; + +/** @class GeneralError + * The top-level exception + */ +class GeneralError { + public: + virtual string get_msg() = 0; /**< Extract error message */ +}; + +class SyntaxError : public GeneralError { + protected: + string msg; /**< Error mesg */ + ErrCode code; /**< Error code */ + public: + + SyntaxError(ErrCode code); /**< Construct an SyntaxError */ + string get_msg(); /**< Get the error message */ +}; + +class TokenError : public SyntaxError { + public: + TokenError(string token, ErrCode code); /**< Construct an TokenError */ +}; + +class NormalError : public SyntaxError { + public: + NormalError(ErrCode code); +}; + +#endif |