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/********************* */
/*! \file cvc_input.cpp
** \verbatim
** Original author: cconway
** Major contributors: mdeters
** Minor contributors (to current version): none
** This file is part of the CVC4 prototype.
** Copyright (c) 2009, 2010, 2011 The Analysis of Computer Systems Group (ACSys)
** Courant Institute of Mathematical Sciences
** New York University
** See the file COPYING in the top-level source directory for licensing
** information.\endverbatim
**
** \brief [[ Add file-specific comments here ]].
**
** [[ Add file-specific comments here ]]
**/
#include <antlr3.h>
#include "expr/expr_manager.h"
#include "parser/antlr_input.h"
#include "parser/parser_exception.h"
#include "parser/cvc/cvc_input.h"
#include "parser/cvc/generated/CvcLexer.h"
#include "parser/cvc/generated/CvcParser.h"
namespace CVC4 {
namespace parser {
/* Use lookahead=3 */
CvcInput::CvcInput(AntlrInputStream& inputStream) :
AntlrInput(inputStream,6) {
pANTLR3_INPUT_STREAM input = inputStream.getAntlr3InputStream();
assert( input != NULL );
d_pCvcLexer = CvcLexerNew(input);
if( d_pCvcLexer == NULL ) {
throw ParserException("Failed to create CVC lexer.");
}
setAntlr3Lexer( d_pCvcLexer->pLexer );
pANTLR3_COMMON_TOKEN_STREAM tokenStream = getTokenStream();
assert( tokenStream != NULL );
d_pCvcParser = CvcParserNew(tokenStream);
if( d_pCvcParser == NULL ) {
throw ParserException("Failed to create CVC parser.");
}
setAntlr3Parser(d_pCvcParser->pParser);
}
CvcInput::~CvcInput() {
d_pCvcLexer->free(d_pCvcLexer);
d_pCvcParser->free(d_pCvcParser);
}
Command* CvcInput::parseCommand()
throw (ParserException, TypeCheckingException) {
return d_pCvcParser->parseCommand(d_pCvcParser);
}
Expr CvcInput::parseExpr()
throw (ParserException, TypeCheckingException) {
return d_pCvcParser->parseExpr(d_pCvcParser);
}
/*
pANTLR3_LEXER CvcInput::getLexer() {
return d_pCvcLexer->pLexer;
}
*/
}/* CVC4::parser namespace */
}/* CVC4 namespace */
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