import java_cup.runtime.*;
import java.io.Reader;
import java.io.FileReader;

parser code {:
   public static void main(String[] args){
      try{
       Parser p = new Parser(new Lexer(new FileReader(args[0])));
       Object result = p.parse().value;
      }catch(Exception e ){} 
   }

   public void report_error(String message, Object info) {

      StringBuffer errorMsg = new StringBuffer("Error");

      // Your code goes here

      System.err.println(errorMsg);
   }

   public void syntax_error(Symbol cur_token){
      report_error("Syntax error", cur_token);
   }

:};


/* Terminals (tokens returned by the scanner). */
terminal		CLASS;
terminal		PUBLIC, STATIC, VOID, MAIN;
terminal    String	IDENTIFIER;
terminal    Integer	INTEGER_LITERAL;




/* Non terminals */
non terminal 		program;
non terminal 		mainClass;
non terminal		classDecs;




/* Precedences */
precedence left  PLUS, MINUS;
precedence left  TIMES;


start with program;

/* The grammar */
program 	::= mainClass classDecs
		;

mainClass 	::= CLASS IDENTIFIER LBRACE PUBLIC STATIC VOID MAIN LPAREN STRING LBRACKET RBRACKET IDENTIFIER RPAREN
			LBRACE statement RBRACE RBRACE
		;


classDecs	::= 
		| classDec classDecs
		;