src/theory/booleans/proof_checker.h

   1 /*********************                                                        */
   2 /*! \file proof_checker.h
   3  ** \verbatim
   4  ** Top contributors (to current version):
   5  **   Haniel Barbosa
   6  ** This file is part of the CVC4 project.
   7  ** Copyright (c) 2009-2020 by the authors listed in the file AUTHORS
   8  ** in the top-level source directory and their institutional affiliations.
   9  ** All rights reserved.  See the file COPYING in the top-level source
  10  ** directory for licensing information.\endverbatim
  11  **
  12  ** \brief Boolean proof checker utility
  13  **/
  14
  15 #include "cvc4_private.h"
  16
  17 #ifndef CVC4__THEORY__BOOLEANS__PROOF_CHECKER_H
  18 #define CVC4__THEORY__BOOLEANS__PROOF_CHECKER_H
  19
  20 #include "expr/node.h"
  21 #include "expr/proof_checker.h"
  22 #include "expr/proof_node.h"
  23
  24 namespace CVC4 {
  25 namespace theory {
  26 namespace booleans {
  27
  28 /** A checker for boolean reasoning in proofs */
  29 class BoolProofRuleChecker : public ProofRuleChecker
  30 {
  31  public:
  32   BoolProofRuleChecker() {}
  33   ~BoolProofRuleChecker() {}
  34
  35   /** Register all rules owned by this rule checker into pc. */
  36   void registerTo(ProofChecker* pc) override;
  37
  38  protected:
  39   /** Return the conclusion of the given proof step, or null if it is invalid */
  40   Node checkInternal(PfRule id,
  41                      const std::vector<Node>& children,
  42                      const std::vector<Node>& args) override;
  43 };
  44
  45 }  // namespace booleans
  46 }  // namespace theory
  47 }  // namespace CVC4
  48
  49 #endif /* CVC4__THEORY__BOOLEANS__PROOF_CHECKER_H */