parser.h

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/*
 * Copyright (C) 2008 Kamil Dudka <xdudka00@stud.fit.vutbr.cz>
 *
 * This file is part of vyp08 (compiler and interpreter of VYP08 language).
 *
 * vyp08 is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * any later version.
 *
 * vyp08 is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with vyp08.  If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef PARSER_H
#define PARSER_H

#include "config.h"
#include "scanner.h"

#ifndef BUILDING_DOX
#   include <string>
#endif

class IBuilder: public IErrorSensitive {
    public:
        virtual ~IBuilder() { }
        virtual void errorDetected()                    = 0; 
        virtual void glVar(EToken type, Token id)       = 0; 
        virtual void fncDeclInit(EToken type, Token id) = 0; 
        virtual void fncDeclArg(EToken type)            = 0; 
        virtual void fncDecl()                          = 0; 
        virtual void fncDefInit(EToken type, Token id)  = 0; 
        virtual void fncDefArg(EToken type, Token id)   = 0; 
        virtual void fncDefVar(EToken type, Token id)   = 0; 
        virtual void fncDefBody()                       = 0; 
        virtual void fncDef()                           = 0; 
        virtual void assign(Token token)                = 0; 
        virtual void ifEnter(Token token)               = 0; 
        virtual void ifElse()                           = 0; 
        virtual void ifLeave()                          = 0; 
        virtual void whileInit(Token token)             = 0; 
        virtual void whileEnter()                       = 0; 
        virtual void whileLeave()                       = 0; 
        virtual void pushToken(Token token)             = 0; 
        virtual void evalUnOp(Token token)              = 0; 
        virtual void evalBinOp(Token token)             = 0; 

        virtual void fncCall(Token id, int argsToPop, bool pushResult) = 0;

        virtual void fncCallPrint(Token id, EToken valType) = 0;
};

class Parser {
    public:
        static int parse(IScanner *scanner, IBuilder *builder, std::string fileName);
#ifdef BUILDING_DOX
        // pull this in only for Doxygne to know these classes are being used
        IScanner *scanner;
        Builder *builder;
#endif
    private:
        Parser();
};

#endif /* PARSER_H */

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