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/******************************************************************************
* Top contributors (to current version):
* Andrew Reynolds
*
* 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.
* ****************************************************************************
*
* Justification info.
*/
#include "cvc5_private.h"
#ifndef CVC5__DECISION__JUSTIFY_INFO_H
#define CVC5__DECISION__JUSTIFY_INFO_H
#include "context/cdo.h"
#include "expr/node.h"
#include "prop/sat_solver_types.h"
namespace cvc5 {
namespace decision {
/** A pair indicating a node and its desired value */
using JustifyNode = std::pair<TNode, prop::SatValue>;
/**
* Information concerning a single formula in the justification strategy.
*/
class JustifyInfo
{
public:
JustifyInfo(context::Context* c);
~JustifyInfo();
/** set */
void set(TNode n, prop::SatValue desiredVal);
/** get node */
JustifyNode getNode() const;
/** get next child index, and increment */
size_t getNextChildIndex();
/** revert child index */
void revertChildIndex();
private:
/** The node we are considering */
context::CDO<TNode> d_node;
/** Desired value */
context::CDO<prop::SatValue> d_desiredVal;
/** The child index we are considering */
context::CDO<size_t> d_childIndex;
};
}
} // namespace cvc5
#endif /* CVC5__DECISION__JUSTIFY_INFO_H */
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