Control/AthToolSupport/AsgMessaging/AsgMessaging/StatusCode.h

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/*
  Copyright (C) 2002-2022 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef ASGMESSAGING_STATUSCODE_H
#define ASGMESSAGING_STATUSCODE_H
 
// Local include(s):
#include "AsgMessaging/Check.h"
 
#ifndef XAOD_STANDALONE
// Pull in the definition from Gaudi:
#   include "GaudiKernel/StatusCode.h"
#else // not XAOD_STANDALONE
 
#include "CxxUtils/nodiscard.h"
class ATLAS_NODISCARD StatusCode {
 
public:
   enum {
      FAILURE = 0,
      SUCCESS = 1,
      RECOVERABLE = 2
   };
 
   StatusCode( unsigned long rstat = SUCCESS ) noexcept : m_code( rstat ) { }
 
   StatusCode& operator= ( unsigned long code ) noexcept { m_code = code; return *this; }
 
   bool isSuccess() const noexcept { return m_code == SUCCESS; }
   bool isFailure() const noexcept { return !isSuccess(); }
   bool isRecoverable() const noexcept { return m_code == RECOVERABLE; }
 
   operator unsigned long() const noexcept { return m_code; }
 
   void ignore() const noexcept { }
 
   void setChecked() const noexcept { }
   static void enableFailure() noexcept { }
   static void enableChecking() noexcept { }
   static void disableFailure() noexcept { }
   static void disableChecking() noexcept { }
 
private:
   unsigned long m_code;
 
}; // class StatusCode
 
#endif // not XAOD_STANDALONE
#endif // ASGMESSAGING_STATUSCODE_H