ref.hpp

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#pragma once
 
#include <yaclib/log.hpp>
 
#include <cstddef>
 
namespace yaclib {
 
/**
 * Reference counting interface
 */
class IRef {
 public:
  /**
   * Increments reference counter
   */
  virtual void IncRef() noexcept {
  }
 
  /**
   * Decrements reference counter
   */
  virtual void DecRef() noexcept {
  }
 
  // The base implementations are ok only if the object
  // is not actually reference counted
  // If you need GetRef() then you must implement it all
  virtual std::size_t GetRef() noexcept {  // LCOV_EXCL_LINE
    YACLIB_PURE_VIRTUAL();                 // LCOV_EXCL_LINE
    return -1;                             // LCOV_EXCL_LINE
  }  // LCOV_EXCL_LINE
 
  virtual ~IRef() noexcept = default;
};
 
}  // namespace yaclib