calculate min url length
    it'll help to skip letters in url slicing
* rejection
    uri length
    param length
    query param length
    hash tag length
    header length

Case Normalization
    https://tools.ietf.org/html/rfc3986#section-6.2.2.1

reset

prettyPrint

invalid: 
    /this/is/:dynamic(test\/url)/end
    /url/with/ space



Security Bug: a URL or the part of the URL being checked as object property must start with "/" otherwise an attacker can use reserved keyword to get info.