public Expr Term()
{
Expr expr = this.Unary();
while (_look.TagValue == '*' || _look.TagValue == '/')
{
Token tok = _look;
this.Move();
expr = new Arith(tok, expr, this.Unary());
}
return(expr);
}
public Expr Expr()
{
Expr expr = this.Term();
while (_look.TagValue == '+' || _look.TagValue == '-')
{
Token tok = _look;
this.Move();
expr = new Arith(tok, expr, this.Term());
}
return(expr);
}