error.hpp

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/* Option++ -- read command-line program options
 * Copyright (C) 2017-2020 Greg Kikola.
 *
 * This file is part of Option++.
 *
 * Option++ is free software: you can redistribute it and/or modify
 * it under the terms of the Boost Software License version 1.0.
 *
 * Option++ 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
 * Boost Software License for more details.
 *
 * You should have received a copy of the Boost Software License
 * along with Option++.  If not, see
 * <https://www.boost.org/LICENSE_1_0.txt>.
 */
/* Written by Greg Kikola <[email protected]>. */
 
#ifndef OPTIONPP_ERROR_HPP
#define OPTIONPP_ERROR_HPP
 
#include <stdexcept>
#include <string>
 
namespace optionpp {
 
  class error : public std::logic_error {
  public:
    error(const std::string& msg, const std::string& fn_name)
      : logic_error(msg), m_function{fn_name} {}
 
    const std::string& function() const { return m_function; }
 
  private:
    std::string m_function; //< Function in which error occurred.
  };
 
  class out_of_range : public error {
  public:
    out_of_range(const std::string& msg, const std::string& fn_name)
      : error(msg, fn_name) {}
  };
 
  class bad_dereference : public error {
  public:
    bad_dereference(const std::string& msg,
                    const std::string& fn_name)
      : error(msg, fn_name) {}
  };
 
  class type_error : public error {
  public:
    type_error(const std::string& msg, const std::string& fn_name)
      : error(msg, fn_name) {}
  };
 
} // End namespace
 
#endif