package parsery.interpreter;

import java_cup.runtime.*;

parser code {:

	public static InterpreterUnix unix = new InterpreterUnix();

    public void syntax_error(Symbol token)
    {
      report_error("Blad skladniowy ",token);
    }


    public void report_error(String message, Object info)
    {
        StringBuffer m = new StringBuffer(message);

        if (info instanceof java_cup.runtime.Symbol)
        {
            java_cup.runtime.Symbol s = (java_cup.runtime.Symbol) info;

            if (s.left >= 0)
            {
                m.append("w wierszu "+(s.left+1));
                if (s.right>=0) m.append(" w kolumnie "+(s.right+1));
            }
        }

        System.err.println("BLAD "+m);
    }


    public void report_fatal_error(String message, Object info)
    {
        report_error("KRYTYCZNY "+message, info);
    }

:};



/* ------------Declaration of Terminals and Non Terminals Section----------- */


terminal DATE;
non terminal komenda, polecenie,polecenieDATE;



/* ----------------------------Grammar Section-------------------- */

/*
  komenda ::= polecenie
  polecenieDATE ::= DATE
*/

    komenda ::= polecenie:p
			{: RESULT = p; :}
            ;

    polecenie ::= polecenieDATE:pDATE
			{: RESULT = pDATE; :}
            ;
	polecenieDATE::= DATE:date
			{: RESULT = parser.unix.polecenieDATE(""); :}
			;