Logger.hpp

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#pragma once
 
#include <memory>
#include <string>
#include <string_view>
 
namespace precice::logging {

struct LogLocation {
  const char *file;
  int         line;
  const char *func;
};

class Logger {
public:
  explicit Logger(std::string_view module);
 
  Logger(const Logger &other);
  Logger(Logger &&other) noexcept;
  Logger &operator=(Logger other);
  ~Logger();
 
  void swap(Logger &other) noexcept;

  void error(LogLocation loc, std::string_view mess) noexcept;
  void warning(LogLocation loc, std::string_view mess) noexcept;
  void info(LogLocation loc, std::string_view mess) noexcept;
  void debug(LogLocation loc, std::string_view mess) noexcept;
  void trace(LogLocation loc, std::string_view mess) noexcept;
 
private:
  class LoggerImpl;

  std::unique_ptr<LoggerImpl> _impl;
};

template <class Error>
inline void logErrorAndThrow [[noreturn]] (precice::logging::Logger &log, precice::logging::LogLocation location, const std::string &message)
{
  log.error(location, message);
  throw Error{message};
}
 
} // namespace precice::logging
 
// Include LogMacros here, because using it works only together with a Logger
#include "LogMacros.hpp"