DarkSide SQL Mini Version 1, The embedded database

/**
Copyright 2000 - 2003 LogicMatrix. All rights reserved. 

This software is distributed under the LogicMatrix Free Software License. This software may be used for any purpose, personal or commercial. Redistributions in binary /source code form are permitted. Commercial redistribution of larger works derived from, or works which bundle this software requires a "Commercial Redistribution License" which can be purchased from LogicMatrix. Contact LogicMatrix for details

Redistributions qualify as Free and non-commercial under one of the following terms:

1) Redistributions are made at no charge beyond the reasonable cost of materials and delivery.
2) Redistributions in binary/source code form must reproduce this Copyright Notice,these license terms, and the disclaimer/limitation of liability set forth as below, in the documentation and/or other materials
provided with the distribution.

Disclaimer
==========
The Software is provided on an "AS IS" basis. No warranty is
provided that the Software is free of defects, or fit for a
particular purpose. 

Limitation of Liability 
=======================
LogicMatrix shall not be liable for any damages suffered by the Licensee or any third party resulting from use of the Software.


**/

/**
	sql_lexer.h

	Purpose: Defines a lexer for sql commands

	Author: Vijay Mathew Pandyalakal
	Date:	14/11/2003
	Copyright: logicmatrix
**/

#ifndef SQL_LEXER_H_
#define SQL_LEXER_H_


namespace dsqlm {

	enum TokenType {ID,COMMA,CLS_PAREN,OPN_PAREN,TYPE,SIZE,
		ANY,COPR,LOPR,KW_SET /* SET */};

	class SQLLexer {
	private:
		string sql;
	public:		
		SQLLexer(const char* sql);
		void setSql(const char* sql);
		string getSql();
		vector<string> tokenize();	

		bool isBreakableToken(int i);

		// debugging
		void printTokens(vector<string> vct);
	private:
		vector<string> trim(vector<string> vct);
	};

}
#endif