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/****************************************************************************** |
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* Top contributors (to current version): |
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* Morgan Deters, Andrew Reynolds, Clark Barrett |
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* |
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* This file is part of the cvc5 project. |
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* |
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* Copyright (c) 2009-2021 by the authors listed in the file AUTHORS |
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* in the top-level source directory and their institutional affiliations. |
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* All rights reserved. See the file COPYING in the top-level source |
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* directory for licensing information. |
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* **************************************************************************** |
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* |
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* Representation of unsat cores. |
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*/ |
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#include "proof/unsat_core.h" |
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#include "base/check.h" |
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#include "expr/expr_iomanip.h" |
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#include "options/base_options.h" |
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#include "printer/printer.h" |
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#include "smt/smt_engine_scope.h" |
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namespace cvc5 { |
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UnsatCore::UnsatCore(const std::vector<Node>& core) |
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: d_useNames(false), d_core(core), d_names() |
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{ |
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Debug("core") << "UnsatCore size " << d_core.size() << std::endl; |
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} |
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UnsatCore::UnsatCore(std::vector<std::string>& names) |
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: d_useNames(true), d_core(), d_names(names) |
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{ |
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Debug("core") << "UnsatCore (names) size " << d_names.size() << std::endl; |
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} |
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const std::vector<Node>& UnsatCore::getCore() const { return d_core; } |
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const std::vector<std::string>& UnsatCore::getCoreNames() const |
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{ |
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return d_names; |
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} |
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UnsatCore::const_iterator UnsatCore::begin() const { |
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return d_core.begin(); |
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} |
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UnsatCore::const_iterator UnsatCore::end() const { |
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return d_core.end(); |
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} |
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void UnsatCore::toStream(std::ostream& out) const { |
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expr::ExprDag::Scope scope(out, false); |
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Printer::getPrinter(options::outputLanguage())->toStream(out, *this); |
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} |
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std::ostream& operator<<(std::ostream& out, const UnsatCore& core) { |
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core.toStream(out); |
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return out; |
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} |
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} // namespace cvc5 |