pub fn timing_allow_check(&self, request: &Request, headers: &HeaderMap) -> bool {
        let header_check = headers.iter()
            .any(|(key,check_header)| re.is_match(check_header) || re.is_match(r"*"))
            ;

        let origin_check = match request.origin {
            Origin::ImmutableOrigin(Tuple) => Tuple.0 == request.current_url().into_string(),
            _ => false,
            };
        if header_check && origin_check {
            return true;
        }
        return false;
    }