Exception.h

/*
    Copyright (C) 2018-2019 SKALE Labs

    This file is part of skale-consensus.

    skale-consensus is free software: you can redistribute it and/or modify
    it under the terms of the GNU Affero General Public License as published
    by the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    skale-consensus 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 Affero General Public License for more details.

    You should have received a copy of the GNU Affero General Public License
    along with skale-consensus.  If not, see <https://www.gnu.org/licenses/>.

    @file Exception.h
    @author Stan Kladko
    @date 2018
*/

#pragma once

#include <exception>
#include <string>

class Exception : public std::exception {
public:
  Exception(const std::string &_message, const std::string &_className) {
    message = _className + ":" + _message;
  }
  const char *what() const noexcept override {
    return message.empty() ? std::exception::what() : message.c_str();
  }

  const std::string &getMessage() const { return message; }

  bool isFatal() const { return fatal; }

private:
  std::string message;

protected:
  bool fatal = false;

public:
  static void logNested(const std::exception &e, int level = 0);
};