pgnreader-error.h

Go to the documentation of this file.

// Hoover Chess Utilities / PGN reader
// Copyright (C) 2022-2025  Sami Kiminki
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
#ifndef HOOVER_CHESS_UTILS__PGN_READER__PGNREADER_ERROR_H_INCLUDED
#define HOOVER_CHESS_UTILS__PGN_READER__PGNREADER_ERROR_H_INCLUDED
 
#include <exception>
#include <string>
#include <string_view>
 
namespace hoover_chess_utils::pgn_reader
{
    class PgnScanner;
 
 
enum class PgnErrorCode : unsigned
{
    OK = 0U,
 
    BAD_CHARACTER = 1U,
 
    BAD_PGN_TAG,
 
    UNEXPECTED_MOVE_NUM,
 
    UNEXPECTED_TOKEN,
 
    BAD_FEN,
 
    ILLEGAL_MOVE,
 
    AMBIGUOUS_MOVE,
 
    UNIMPLEMENTED,
 
    INTERNAL_ERROR,
};
 
class PgnError : public std::exception
{
private:
    std::string m_str;
 
    PgnErrorCode m_code;
 
public:
    PgnError(PgnErrorCode code, std::string_view details);
 
    PgnError(const PgnScanner &scanner, const PgnError &ex);
 
    const char *what() const noexcept override
    {
        return m_str.c_str();
    }
 
    PgnErrorCode getCode() const noexcept
    {
        return m_code;
    }
 
    static std::string_view getStringForCode(PgnErrorCode code) noexcept;
 
};
 
 
}
 
 
#endif