grow_status.h

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/// @file
 
#ifndef MYSQL_CONTAINERS_BUFFERS_GROW_STATUS_H
#define MYSQL_CONTAINERS_BUFFERS_GROW_STATUS_H
 
#include <ostream>
#include <string>
 
/// @addtogroup GroupLibsMysqlContainers
/// @{
 
namespace mysql::containers::buffers {
 
/// Error statuses for classes that use Grow_calculator.
enum class Grow_status {
  /// A grow operation succeeded. The data structure is now of the new
  /// size.
  success,
  /// A grow operation could not be performed because there is a
  /// configured maximum size. The data structure is unchanged.
  exceeds_max_size,
  /// A grow operation failed because memory allocation failed. The
  /// data structure is unchanged.
  out_of_memory
};
 
/// Return value from debug_string(Grow_status) when the parameter is
/// not a valid value.
extern const std::string invalid_grow_status_string;
 
/// Return a string that describes each enumeration value.
std::string debug_string(Grow_status status);
 
/// Write a string that describes the enumeration value to the stream.
std::ostream &operator<<(std::ostream &stream, Grow_status status);
 
}  // namespace mysql::containers::buffers
 
/// @}
 
#endif /* MYSQL_CONTAINERS_BUFFERS_GROW_STATUS_H */