Exception.h

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/*
 * Copyright (C) 2019-2021 Tobias Flaig.
 *
 * This file is part of nawa.
 *
 * nawa is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License,
 * version 3, as published by the Free Software Foundation.
 *
 * nawa 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with nawa.  If not, see <https://www.gnu.org/licenses/>.
 */
 
#ifndef NAWA_EXCEPTION_H
#define NAWA_EXCEPTION_H
 
#include <sstream>
#include <string>
 
namespace nawa {
 
    class Exception : public std::exception {
        int errorCode;            
        std::string message;      
        std::string debugMessage; 
    public:
        Exception(const std::string& inFunction, int errorCode, const std::string& message = "No message provided.",
                  const std::string& additionalDebugInfo = std::string())
            : errorCode(errorCode),
              message(message) {
            std::stringstream mstream;
            mstream << "[NAWA Exception #" << errorCode << " in " << inFunction << "] " << message;
            if (!additionalDebugInfo.empty()) {
                mstream << " [Debug Info:] " << additionalDebugInfo;
            }
            debugMessage = mstream.str();
        }
 
        [[nodiscard]] virtual int getErrorCode() const noexcept {
            return errorCode;
        }
 
        [[nodiscard]] virtual std::string getMessage() const noexcept {
            return message;
        }
 
        [[nodiscard]] virtual std::string getDebugMessage() const noexcept {
            return debugMessage;
        }
 
        char const* what() const noexcept override {
            return debugMessage.c_str();
        }
    };
}// namespace nawa
 
#endif//NAWA_EXCEPTION_H