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80 lines
2.3 KiB
C++
80 lines
2.3 KiB
C++
/******************************************************************************
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* Top contributors (to current version):
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* Andrew Reynolds, Aina Niemetz
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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) 2009-2025 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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* A simple demonstration of using multiple parsers with the same symbol manager
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* via C++ API.
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*/
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#include <cvc5/cvc5.h>
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#include <cvc5/cvc5_parser.h>
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#include <iostream>
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using namespace cvc5;
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using namespace cvc5::parser;
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int main()
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{
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TermManager tm;
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Solver slv(tm);
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SymbolManager sm(tm);
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// construct an input parser associated the solver above
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InputParser parser(&slv, &sm);
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std::stringstream ss;
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ss << "(set-logic QF_LIA)" << std::endl;
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ss << "(declare-fun a () Int)" << std::endl;
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ss << "(declare-fun b () Int)" << std::endl;
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ss << "(declare-fun c () Bool)" << std::endl;
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parser.setStreamInput(modes::InputLanguage::SMT_LIB_2_6, ss, "MyStream");
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// parse commands until finished
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Command cmd;
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while (true)
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{
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cmd = parser.nextCommand();
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if (cmd.isNull())
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{
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break;
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}
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std::cout << "Executing command " << cmd << ":" << std::endl;
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// invoke the command on the solver and the symbol manager, print the result
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// to std::cout
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cmd.invoke(&slv, &sm, std::cout);
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}
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std::cout << "Finished parsing commands" << std::endl;
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// Note that sm now has a,b,c in its symbol table.
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// Now, construct a new parser with the same symbol manager. We will parse
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// terms with it.
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InputParser parser2(&slv, &sm);
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std::stringstream ss2;
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ss2 << "(+ a b)" << std::endl;
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ss2 << "(- a 10)" << std::endl;
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ss2 << "(>= 0 45)" << std::endl;
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ss2 << "(and c c)" << std::endl;
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ss2 << "true" << std::endl;
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parser2.setStreamInput(modes::InputLanguage::SMT_LIB_2_6, ss2, "MyStream2");
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// parse terms until finished
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Term t;
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do
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{
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t = parser2.nextTerm();
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std::cout << "Parsed term: " << t << std::endl;
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} while (!t.isNull());
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std::cout << "Finished parsing terms" << std::endl;
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}
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