anchor.diff:                  uri.ToString().EndsWith("%2F", StringComparison.InvariantCulture)
   
   let enableUriSlashes =
  -    if isMono then id//purifierMono.Force()
  +    if isMono then id //purifierMono.Force()
       elif hasBrokenDotNetUri then purifierDotNet.Force()
       else id
   
  
positive.code:         if fragPos > -1 then source.Substring(queryPos, fragPos - queryPos)
          else if queryPos > -1 then source.Substring(queryPos)
          else ""
  
      let originalHostAndPath =
          if pathEnd > -1 then source.Substring(0, pathEnd)
          else source
  
      let encodedQueryAndFragments =
          if queryPos > -1 then uri.AbsoluteUri.Substring(uri.AbsoluteUri.IndexOf("?"))
          elif fragPos > -1 then uri.AbsoluteUri.Substring(uri.AbsoluteUri.IndexOf("#"))
          else ""
      
      { Path = path
        Query = query
        OriginalHostAndPath = originalHostAndPath
        EncodedQueryAndFragments = encodedQueryAndFragments }
  
  let private privateInstanceFlags = BindingFlags.NonPublic ||| BindingFlags.Instance
  let private publicInstanceFlags = BindingFlags.Public ||| BindingFlags.Instance
  
negative.code:     fun (uri : Uri) ->
      
          let source = string (sourceField.GetValue(uri))
          cachedToStringField.SetValue(uri, source)
          cachedAbsoluteUriField.SetValue(uri, source)
          let uriInfo = uriInfo uri source
          pathField.SetValue(uri, uriInfo.Path)
          queryField.SetValue(uri, uriInfo.Query)
  
          uri)
  
  