ios_flags_saver.hpp

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# /*
#  * Created by YongGyu Lee on 2021/03/20.
#  */
#
# ifndef VCCC_LOG_IOS_FLAGS_SAVER_HPP
# define VCCC_LOG_IOS_FLAGS_SAVER_HPP
#
# include <ios>
 
namespace vccc {
 
 
template<typename Stream>
class IOSFlagsSaver {
 public:
  using stream_type = Stream;
 
  explicit IOSFlagsSaver(stream_type& stream) : stream(stream), flags(stream.flags()) {}
  ~IOSFlagsSaver() { stream.flags(flags); }
 
 private:
  std::ios_base::fmtflags flags;
  stream_type& stream;
};
 
 
} // namespace vccc
 
#endif // VCCC_LOG_IOS_FLAGS_SAVER_HPP