File: parser.header

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bisonc%2B%2B 6.09.02-1
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#ifndef Parser_h_included
#define Parser_h_included

// for error()'s inline implementation
#include <iostream>

// for mfcalc's memory
#include <map>
#include <string>

// $insert baseclass
#include "Parserbase.h"


#undef Parser
class Parser: public ParserBase
{
    using FunctionPair = std::pair<char const *, double (*)(double)>;
    
    std::map<std::string, double> d_symbols;

    static std::map<std::string, double (*)(double)> s_functions;
    static FunctionPair s_funTab[];
            
    public:
        int parse();

    private:
        void error()
        {
            std::cerr << "Syntax error\n";
        }

        // $insert lex
        int lex();

        void print()    // d_token, d_loc
        {}

    // support functions for parse():
        void executeAction_(int ruleNr);
        void errorRecovery_();
        void nextCycle_();
        void nextToken_();
        void print_();
};


#endif