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/********************* */
/*! \file uf_proof.h
** \verbatim
** Top contributors (to current version):
** Liana Hadarean, Guy Katz, Tim King
** This file is part of the CVC4 project.
** Copyright (c) 2009-2016 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.\endverbatim
**
** \brief UF proof
**
** UF proof
**/
#include "cvc4_private.h"
#ifndef __CVC4__UF__PROOF_H
#define __CVC4__UF__PROOF_H
#include "expr/expr.h"
#include "proof/proof_manager.h"
#include "theory/uf/equality_engine.h"
namespace CVC4 {
//proof object outputted by TheoryUF
class ProofUF : public Proof {
private:
static Node toStreamRecLFSC(std::ostream& out, TheoryProof * tp, theory::eq::EqProof * pf, unsigned tb, const LetMap& map);
public:
ProofUF( theory::eq::EqProof * pf ) : d_proof( pf ) {}
//it is simply an equality engine proof
theory::eq::EqProof * d_proof;
void toStream(std::ostream& out);
static void toStreamLFSC(std::ostream& out, TheoryProof * tp, theory::eq::EqProof * pf, const LetMap& map);
};
namespace theory {
namespace uf {
class TheoryUF;
}
}
typedef __gnu_cxx::hash_set<Type, TypeHashFunction > TypeSet;
class UFProof : public TheoryProof {
protected:
TypeSet d_sorts; // all the uninterpreted sorts in this theory
ExprSet d_declarations; // all the variable/function declarations
public:
UFProof(theory::uf::TheoryUF* uf, TheoryProofEngine* proofEngine);
virtual void registerTerm(Expr term);
};
class LFSCUFProof : public UFProof {
public:
LFSCUFProof(theory::uf::TheoryUF* uf, TheoryProofEngine* proofEngine)
: UFProof(uf, proofEngine)
{}
virtual void printOwnedTerm(Expr term, std::ostream& os, const LetMap& map);
virtual void printOwnedSort(Type type, std::ostream& os);
virtual void printTheoryLemmaProof(std::vector<Expr>& lemma, std::ostream& os, std::ostream& paren);
virtual void printSortDeclarations(std::ostream& os, std::ostream& paren);
virtual void printTermDeclarations(std::ostream& os, std::ostream& paren);
virtual void printDeferredDeclarations(std::ostream& os, std::ostream& paren);
};
}/* CVC4 namespace */
#endif /* __CVC4__UF__PROOF_H */
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