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/******************************************************************************
* Top contributors (to current version):
* Christopher L. Conway, Mathias Preiner, 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 lengthier description here ]]
*/
#include "cvc5parser_private.h"
#ifndef CVC5__PARSER__CVC_INPUT_H
#define CVC5__PARSER__CVC_INPUT_H
#include "parser/antlr_input.h"
#include "parser/cvc/CvcLexer.h"
#include "parser/cvc/CvcParser.h"
// extern void CvcParserSetAntlrParser(cvc5::parser::AntlrParser*
// newAntlrParser);
namespace cvc5 {
class Command;
class Expr;
namespace parser {
class CvcInput : public AntlrInput {
/** The ANTLR3 CVC lexer for the input. */
pCvcLexer d_pCvcLexer;
/** The ANTLR3 CVC parser for the input. */
pCvcParser d_pCvcParser;
public:
/** Create an input.
*
* @param inputStream the input to parse
*/
CvcInput(AntlrInputStream& inputStream);
/** Destructor. Frees the lexer and the parser. */
virtual ~CvcInput();
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() override;
/** Parse an expression from the input. Returns a null <code>api::Term</code>
* if there is no expression there to parse.
*
* @throws ParserException if an error is encountered during parsing.
*/
api::Term parseExpr() override;
private:
/** Initialize the class. Called from the constructors once the input stream
* is initialized. */
void init();
}; // class CvcInput
} // namespace parser
} // namespace cvc5
#endif /* CVC5__PARSER__CVC_INPUT_H */
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