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/******************************************************************************
* Top contributors (to current version):
* Mathias Preiner, Liana Hadarean, Tim King
*
* This file is part of the cvc5 project.
*
* Copyright (c) 2009-2021 by the authors listed in the file AUTHORS
* in the top-level source directory and their institutional affiliations.
* All rights reserved. See the file COPYING in the top-level source
* directory for licensing information.
* ****************************************************************************
*
* Class to encapsulate preregistration duties
*
* This class permits the CNF stream implementation to reach into the theory
* engine to preregister only those terms with an associated SAT literal (at
* the point when they get the SAT literal), without having to refer to the
* TheoryEngine class directly.
*/
#include "cvc5_private.h"
#ifndef CVC5__PROP__REGISTRAR_H
#define CVC5__PROP__REGISTRAR_H
namespace cvc5 {
namespace prop {
class Registrar {
public:
virtual ~Registrar() {}
virtual void preRegister(Node n) = 0;
};/* class Registrar */
class NullRegistrar : public Registrar {
public:
void preRegister(Node n) override {}
};/* class NullRegistrar */
} // namespace prop
} // namespace cvc5
#endif /* CVC5__PROP__REGISTRAR_H */
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