err.hpp

/******************************************************************************
 
  nomlib - C++11 cross-platform game engine
 
Copyright (c) 2013, 2014 Jeffrey Carpenter <i8degrees@gmail.com>
All rights reserved.
 
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
 
1. Redistributions of source code must retain the above copyright notice, this
   list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,
   this list of conditions and the following disclaimer in the documentation
   and/or other materials provided with the distribution.
 
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******************************************************************************/
#ifndef NOMLIB_CORE_ERR_HPP
#define NOMLIB_CORE_ERR_HPP
 
#include <sstream>
 
#include "nomlib/config.hpp"
 
namespace nom {
 
struct err
{
  err();
  ~err();
 
  err(const err& rhs);
 
  std::stringstream message;
  // const char* message = nullptr;
};
 
inline std::stringstream& operator <<(std::stringstream& os, const err& error);

bool error_state();

std::string error();

err make_error(const char* message);

void set_error(const err& error);

void set_error(const char* message);

void set_error(const std::string& message);

void clear_error();
 
// Common error types
 
const err OUT_OF_MEMORY_ERR =
  nom::make_error("Failed to allocate memory");
 
const err NULL_ARGUMENT_ERR =
  nom::make_error("Passed NULL argument");
 
} // namespace nom
 
#endif // include guard defined