/********************* */
/*! \file smt_input.h
** \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 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 "cvc4parser_private.h"
#ifndef __CVC4__PARSER__SMT_INPUT_H
#define __CVC4__PARSER__SMT_INPUT_H
#include "parser/antlr_input.h"
#include "parser/smt/generated/SmtLexer.h"
#include "parser/smt/generated/SmtParser.h"
// extern void SmtParserSetAntlrParser(CVC4::parser::AntlrParser* newAntlrParser);
namespace CVC4 {
class Command;
class Expr;
class ExprManager;
namespace parser {
class SmtInput : public AntlrInput {
/** The ANTLR3 SMT lexer for the input. */
pSmtLexer d_pSmtLexer;
/** The ANTLR3 CVC parser for the input. */
pSmtParser d_pSmtParser;
public:
/**
* Create an input.
*
* @param inputStream the input stream to use
*/
SmtInput(AntlrInputStream& inputStream);
/** Destructor. Frees the lexer and the parser. */
~SmtInput();
protected:
/**
* Parse a command from the input. Returns NULL
if
* there is no command there to parse.
*
* @throws ParserException if an error is encountered during parsing.
*/
Command* parseCommand()
throw(ParserException, TypeCheckingException, AssertionException);
/**
* Parse an expression from the input. Returns a null
* Expr
if there is no expression there to parse.
*
* @throws ParserException if an error is encountered during parsing.
*/
Expr parseExpr()
throw(ParserException, TypeCheckingException, AssertionException);
private:
/**
* Initialize the class. Called from the constructors once the input
* stream is initialized.
*/
void init();
};/* class SmtInput */
}/* CVC4::parser namespace */
}/* CVC4 namespace */
#endif /* __CVC4__PARSER__SMT_INPUT_H */