#ifndef INC_MismatchedTokenException_h__
#define INC_MismatchedTokenException_h__

/* ANTLR Translator Generator
 * Project led by Terence Parr at http://www.jGuru.com
 * Software rights: http://www.antlr.org/license.html
 *
 * $Id$
 */

#include <antlr/config.h>
#include <antlr/RecognitionException.h>
#include <antlr/BitSet.h>
#include <antlr/Token.h>
#include <antlr/AST.h>
#include <vector>

#ifdef ANTLR_CXX_SUPPORTS_NAMESPACE
namespace antlr {
#endif

class ANTLR_API MismatchedTokenException : public RecognitionException {
public:
	MismatchedTokenException();

	/// Expected range / not range
	MismatchedTokenException(
		const char* const* tokenNames_,
		const int numTokens_,
		RefAST node_,
		int lower,
		int upper_,
		bool matchNot
	);

	// Expected token / not token
	MismatchedTokenException(
		const char* const* tokenNames_,
		const int numTokens_,
		RefAST node_,
		int expecting_,
		bool matchNot
	);

	// Expected BitSet / not BitSet
	MismatchedTokenException(
		const char* const* tokenNames_,
		const int numTokens_,
		RefAST node_,
		BitSet set_,
		bool matchNot
	);

	// Expected range / not range
	MismatchedTokenException(
		const char* const* tokenNames_,
		const int numTokens_,
		RefToken token_,
		int lower,
		int upper_,
		bool matchNot,
		const ANTLR_USE_NAMESPACE(std)string& fileName_
	);

	// Expected token / not token
	MismatchedTokenException(
		const char* const* tokenNames_,
		const int numTokens_,
		RefToken token_,
		int expecting_,
		bool matchNot,
		const ANTLR_USE_NAMESPACE(std)string& fileName_
	);

	// Expected BitSet / not BitSet
	MismatchedTokenException(
		const char* const* tokenNames_,
		const int numTokens_,
		RefToken token_,
		BitSet set_,
		bool matchNot,
		const ANTLR_USE_NAMESPACE(std)string& fileName_
	);
	~MismatchedTokenException() throw() {}

	/**
	 * Returns a clean error message (no line number/column information)
	 */
	ANTLR_USE_NAMESPACE(std)string getMessage() const;

public:
	/// The token that was encountered
	const RefToken token;
	/// The offending AST node if tree walking
	const RefAST node;
	/// taken from node or token object
	ANTLR_USE_NAMESPACE(std)string tokenText;

	/// Types of tokens
#ifndef NO_STATIC_CONSTS
	static const int TOKEN = 1;
	static const int NOT_TOKEN = 2;
	static const int RANGE = 3;
	static const int NOT_RANGE = 4;
	static const int SET = 5;
	static const int NOT_SET = 6;
#else
	enum {
		TOKEN = 1,
		NOT_TOKEN = 2,
		RANGE = 3,
		NOT_RANGE = 4,
		SET = 5,
		NOT_SET = 6
	};
#endif

public:
	/// One of the above
	int mismatchType;

	/// For TOKEN/NOT_TOKEN and RANGE/NOT_RANGE
	int expecting;

	/// For RANGE/NOT_RANGE (expecting is lower bound of range)
	int upper;

	/// For SET/NOT_SET
	BitSet set;

private:
	/// Token names array for formatting
	const char* const* tokenNames;
	/// Max number of tokens in tokenNames
	const int numTokens;
	/// Return token name for tokenType
	ANTLR_USE_NAMESPACE(std)string tokenName(int tokenType) const;
};

#ifdef ANTLR_CXX_SUPPORTS_NAMESPACE
}
#endif

#endif //INC_MismatchedTokenException_h__