','.code.toByte() -> {
        // Consume ','.
        readByte()
        commaFound = true
      }

      ' '.code.toByte(), '\t'.code.toByte() -> {
        readByte()
        // Consume space or tab.
      }

      else -> break@loop
    }
  }
  return commaFound
}

private fun Buffer.startsWith(prefix: Byte): Boolean = !exhausted() && this[0] == prefix

/**

 *  Fix: Gracefully recover from HTTP/2 connection shutdowns at start of request.
 *  Fix: Be lenient if a `MediaType`'s character set is `'single-quoted'`.
 *  Fix: Allow horizontal tab characters in header values.
 *  Fix: When parsing HTTP authentication headers permit challenge parameters in any order.


## Version 3.4.2

_2016-11-03_

      writeUtf8CodePoint(codePoint)
    }
    i += Character.charCount(codePoint)
  }
}

/**
 * Returns a substring of `input` on the range `[pos..limit)` with the following
 * transformations:
 *
 *  * Tabs, newlines, form feeds and carriage returns are skipped.
 *
 *  * In queries, ' ' is encoded to '+' and '+' is encoded to "%2B".
 *
 *  * Characters in `encodeSet` are percent-encoded.
 *

      encodings[ 0x5] = encoding // Enquiry
      encodings[ 0x6] = encoding // Acknowledgment
      encodings[ 0x7] = encoding // Bell
      encodings['\b'.code] = encoding // Backspace
      encodings[ 0xb] = encoding // Vertical Tab
      encodings[ 0xe] = encoding // Shift Out
      encodings[ 0xf] = encoding // Shift In
      encodings[ 0x10] = encoding // Data Link Escape
      encodings[ 0x11] = encoding // Device Control 1 (oft. XON)

onza.mythic-beasts.com
sphinx.mythic-beasts.com
vs.mythic-beasts.com
x.mythic-beasts.com
yali.mythic-beasts.com
cust.retrosnub.co.uk

// Nabu Casa : https://www.nabucasa.com
// Submitted by Paulus Schoutsen <******@****.***>
ui.nabu.casa

// Net at Work Gmbh : https://www.netatwork.de
// Submitted by Jan Jaeschke <******@****.***>
cloud.nospamproxy.com

2CA5          ; valid                                  # 4.1  COPTIC SMALL LETTER SIMA
2CA6          ; mapped                 ; 2CA7          # 4.1  COPTIC CAPITAL LETTER TAU
2CA7          ; valid                                  # 4.1  COPTIC SMALL LETTER TAU
2CA8          ; mapped                 ; 2CA9          # 4.1  COPTIC CAPITAL LETTER UA
2CA9          ; valid                                  # 4.1  COPTIC SMALL LETTER UA