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/********************* */
/*! \file smt2_input.h
** \verbatim
** Original author: Christopher L. Conway
** Major contributors: Morgan Deters
** Minor contributors (to current version): none
** This file is part of the CVC4 project.
** Copyright (c) 2009-2014 New York University and The University of Iowa
** 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 "cvc4parser_private.h"
#ifndef __CVC4__PARSER__SMT2_INPUT_H
#define __CVC4__PARSER__SMT2_INPUT_H
#include "parser/antlr_input.h"
#include "parser/smt2/Smt2Lexer.h"
#include "parser/smt2/Smt2Parser.h"
// extern void Smt2ParserSetAntlrParser(CVC4::parser::AntlrParser* newAntlrParser);
namespace CVC4 {
class Command;
class Expr;
class ExprManager;
namespace parser {
class Smt2;
class Smt2Input : public AntlrInput {
typedef AntlrInput super;
/** The ANTLR3 SMT2 lexer for the input. */
pSmt2Lexer d_pSmt2Lexer;
/** The ANTLR3 SMT2 parser for the input. */
pSmt2Parser d_pSmt2Parser;
/** Which (variant of the) input language we're using */
InputLanguage d_lang;
/**
* Initialize the class. Called from the constructors once the input
* stream is initialized.
*/
void init();
public:
/**
* Create an input.
*
* @param inputStream the input stream to use
*/
Smt2Input(AntlrInputStream& inputStream,
InputLanguage lang = language::input::LANG_SMTLIB_V2_5);
/** Destructor. Frees the lexer and the parser. */
virtual ~Smt2Input();
/** Get the language that this Input is reading. */
InputLanguage getLanguage() const throw() {
return d_lang;
}
/** Set the language that this Input is reading. */
void setLanguage(InputLanguage);
protected:
/**
* Parse a command from the input. Returns <code>NULL</code> if
* there is no command there to parse.
*
* @throws ParserException if an error is encountered during parsing.
*/
Command* parseCommand();
/**
* Parse an expression from the input. Returns a null
* <code>Expr</code> if there is no expression there to parse.
*
* @throws ParserException if an error is encountered during parsing.
*/
Expr parseExpr();
};/* class Smt2Input */
}/* CVC4::parser namespace */
}/* CVC4 namespace */
#endif /* __CVC4__PARSER__SMT2_INPUT_H */
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