h++
        }
      }
      delta++
      n++
    }

    return true
  }

  /**
   * Converts a punycode-encoded domain name with `.`-separated labels into a human-readable
   * Internationalized Domain Name.
   */
  fun decode(string: String): String? {
    var pos = 0
    val limit = string.length
    val result = Buffer()

    while (pos < limit) {