%{
extern int yylex(); 

#include <stdio.h>
#include "proto-color.h"
int yyerror (char const *message) { 
  fprintf(stderr,RED("<%s>")"\n", message);
  return 0;
}

void print(char *msg) {
    fprintf(stderr,BLUE("%s"),msg);
}

%}

%error-verbose

%union {
  int entier;
}

%type	<entier> Expr
%token	<entier> ENTIER
%token	'\n' '+' '-' '*' '/' '%' '(' ')'

%% 
ExprList :  /*mot vide */
         |  ExprList Expr '\n'  
                {printf(" == %d\n", $2);}
	 ;
Expr    :  ENTIER
		{ print("Val"); $$=$1; }
	| '(' Expr '+' Expr ')'
                { print("+"); $$=$2+$4; }	
	| '(' Expr '-' Expr ')'
                { print("-"); $$=$2-$4; }	
	| '(' Expr '*' Expr ')'
                { print("*"); $$=$2*$4; }	
	| '(' Expr '/' Expr ')'
                { print("/"); $$=$2/$4; }	
	| '(' Expr '%' Expr ')'
                { print("%"); $$=$2%$4; }	
;
%%
int main(void) { return yyparse(); }