axmol/extensions/Particle3D/PU/CCPUScriptLexer.h

/****************************************************************************
 Copyright (C) 2013 Henry van Merode. All rights reserved.
 Copyright (c) 2015-2016 Chukong Technologies Inc.
 Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
 
 http://www.cocos2d-x.org
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
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 furnished to do so, subject to the following conditions:
 
 The above copyright notice and this permission notice shall be included in
 all copies or substantial portions of the Software.
 
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 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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#ifndef __CC_PU_SCRIPT_LEXER_H__
#define __CC_PU_SCRIPT_LEXER_H__

#include "base/CCRef.h"
#include <vector>
#include <string>

NS_CC_BEGIN
enum{
    TID_LBRACKET = 0, // {
    TID_RBRACKET, // }
    TID_COLON, // :
    TID_VARIABLE, // $...
    TID_WORD, // *
    TID_QUOTE, // "*"
    TID_NEWLINE, // \n
    TID_UNKNOWN,
    TID_END
};

/** This struct represents a token, which is an ID'd lexeme from the
 parsing input stream.
 */
struct PUScriptToken
{
    /// This is the lexeme for this token
    std::string lexeme, file;
    /// This is the id associated with the lexeme, which comes from a lexeme-token id mapping
    unsigned int type;
    /// This holds the line number of the input stream where the token was found.
    unsigned int line;
};

typedef std::vector<PUScriptToken*> PUScriptTokenList;



class PUScriptLexer
{
    public:
        PUScriptLexer();
        ~PUScriptLexer();

    void openLexer(const std::string &str,const std::string &source,PUScriptTokenList& tokenList);

    /** Tokenizes the given input and returns the list of tokens found */
        //tokenize(const std::string &str, const std::string &source);
    private: // Private utility operations
        void setToken(const std::string &lexeme, int line, const std::string &source, PUScriptTokenList *tokens);
        bool isWhitespace(char c) const;
        bool isNewline(char c) const;

    
};

NS_CC_END

#endif