RuntimeError.hpp

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/*
 * Copyright (C) 2014-2022 The ESPResSo project
 *
 * This file is part of ESPResSo.
 *
 * ESPResSo 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.
 *
 * ESPResSo 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 <http://www.gnu.org/licenses/>.
 */
 
#ifndef ESPRESSO_SRC_CORE_ERROR_HANDLING_RUNTIME_ERROR_HPP
#define ESPRESSO_SRC_CORE_ERROR_HANDLING_RUNTIME_ERROR_HPP
 
#include <boost/serialization/access.hpp>
#include <boost/serialization/string.hpp>
 
#include <string>
#include <utility>
 
namespace ErrorHandling {
 
/** \brief A runtime error.
 * This class describes a runtime error,
 * including where it occurred and its
 * severity.
 */
struct RuntimeError {
  /** The error level, warnings are only displayed to the user,
   *  errors are fatal.
   */
  enum class ErrorLevel { DEBUG, INFO, WARNING, ERROR };
  RuntimeError() = default;
  RuntimeError(ErrorLevel level, int who, std::string what,
               std::string function, std::string file, int line)
      : m_level(level), m_who(who), m_what(std::move(what)),
        m_function(std::move(function)), m_file(std::move(file)), m_line(line) {
  }
  RuntimeError(ErrorLevel level, int who, std::string what, {…}
 
  /** The error level */
  ErrorLevel level() const { return m_level; }
  /** Which MPI node raised the error. */
  int who() const { return m_who; }
  /** The Error Message */
  std::string what() const { return m_what; }
  /** The function where the error occurred. */
  std::string function() const { return m_function; }
  /** The file where the error occurred. */
  std::string file() const { return m_file; }
  /** The line where the error occurred. */
  int line() const { return m_line; }
  /** Get a string representation */
  std::string format() const;
  void print() const;
 
private:
  /** Boost serialization */
  friend class boost::serialization::access;
  template <class Archive> void serialize(Archive &ar, const unsigned int) {
    ar & m_level;
    ar & m_who;
    ar & m_what;
    ar & m_function;
    ar & m_file;
    ar & m_line;
  }
 
  ErrorLevel m_level;
  int m_who;
  std::string m_what;
  std::string m_function;
  std::string m_file;
  int m_line;
};
struct RuntimeError { {…};
 
} // namespace ErrorHandling
 
#endif