%{
#include <stdio.h>
%}

%define parse.error verbose

%token OPERATOR_PLUS
%token OPERATOR_MINUS
%token ASSIGN

%token FUNCTION
%token IF
%token ELSE
%token RETURN
%token CONST
%token VAR

%token PARENTHESIS_LEFT
%token PARENTHESIS_RIGHT
%token BRACE_LEFT
%token BRACE_RIGHT
%token BRACKET_LEFT
%token BRACKET_RIGHT

%token COMMA;

%token NUMBER;
%token IDENTIFIER
%token COMMENT;

%token END_OF_LINE;

%%
program:      
            | program statement END_OF_LINE
            ;

statement:    expression
            | RETURN expression
            | CONST IDENTIFIER ASSIGN expression
            | VAR IDENTIFIER ASSIGN expression
            ;

expression:   NUMBER
            | IDENTIFIER
            ;
%%

main (int argc, char **argv)
{
  //henshin_lex();
  yyparse();
}