CCheckedIdx.h

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// -*- c++ -*-
//*****************************************************************************
//*****************************************************************************

#ifndef polybori_common_CCheckedIdx_h_
#define polybori_common_CCheckedIdx_h_

// include basic definitions
#include <polybori/pbori_defs.h>

BEGIN_NAMESPACE_PBORI

class CCheckedIdx:
  public CTypes::auxtypes_type {

  typedef CCheckedIdx self;

public:
  CCheckedIdx(idx_type idx): m_idx(idx) {
    if PBORI_UNLIKELY(idx < 0) handle_error();
  }
  CCheckedIdx(const self& rhs): m_idx(rhs.m_idx) { }
  ~CCheckedIdx() {}

  operator idx_type() const { return m_idx; }
private:
  void handle_error() const;
  idx_type m_idx;
};

END_NAMESPACE_PBORI

#endif

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