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/******************************************************************************
* Top contributors (to current version):
* Francois Bobot, Morgan Deters, 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.
* ****************************************************************************
*
* [[ Add one-line brief description here ]]
*
* [[ Add file-specific comments here ]]
*/
#include "parser/tptp/tptp_input.h"
#include <antlr3.h>
#include "base/check.h"
#include "parser/input.h"
#include "parser/parser.h"
#include "parser/parser_exception.h"
#include "parser/tptp/TptpLexer.h"
#include "parser/tptp/TptpParser.h"
#include "parser/tptp/tptp.h"
namespace cvc5 {
namespace parser {
/* Use lookahead=2 */
TptpInput::TptpInput(AntlrInputStream& inputStream) :
AntlrInput(inputStream, 2) {
pANTLR3_INPUT_STREAM input = inputStream.getAntlr3InputStream();
Assert(input != NULL);
d_pTptpLexer = TptpLexerNew(input);
if( d_pTptpLexer == NULL ) {
throw ParserException("Failed to create TPTP lexer.");
}
setAntlr3Lexer( d_pTptpLexer->pLexer );
pANTLR3_COMMON_TOKEN_STREAM tokenStream = getTokenStream();
Assert(tokenStream != NULL);
d_pTptpParser = TptpParserNew(tokenStream);
if( d_pTptpParser == NULL ) {
throw ParserException("Failed to create TPTP parser.");
}
setAntlr3Parser(d_pTptpParser->pParser);
}
TptpInput::~TptpInput() {
d_pTptpLexer->free(d_pTptpLexer);
d_pTptpParser->free(d_pTptpParser);
}
Command* TptpInput::parseCommand() {
return d_pTptpParser->parseCommand(d_pTptpParser);
}
api::Term TptpInput::parseExpr()
{
return d_pTptpParser->parseExpr(d_pTptpParser);
}
} // namespace parser
} // namespace cvc5
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