anchor.diff:      String package,
       String version,
     ) async =>
  -      _pubServerHandler(request);
  +      _pubServerHandler(_normalizeHost(request));
   
     /// Start async upload.
     ///
  
positive.code:   /// https://github.com/dart-lang/pub_server/blob/master/lib/shelf_pubserver.dart#L77-L107
    @EndPoint.get('/api/packages/versions/new')
    Future<Response> getPackageUploadUrl(Request request) async =>
        _pubServerHandler(request);
  
    /// Finish async upload.
    ///
  
negative.code:   /// https://github.com/dart-lang/pub_server/blob/master/lib/shelf_pubserver.dart#L28-L49
    @EndPoint.get('/api/packages/<package>')
    Future<Response> listPackageVersions(Request request, String package) async =>
        _pubServerHandler(_normalizeHost(request));
  
    /// Getting information about a specific (package, version) pair.
    ///
  