// https://datatracker.ietf.org/doc/html/rfc7231#page-47
//
// From https://github.com/apache/httpcomponents-core/blob/master/httpcore5/src/main/java/org/apache/hc/core5/http/HttpStatus.java

/** `100 Continue` (HTTP/1.1 - RFC 7231)  */
const val HTTP_CONTINUE = 100

/** `102 Processing` (WebDAV - RFC 2518)  */
const val HTTP_PROCESSING = 102

/** `103 Early Hints (Early Hints - RFC 8297)` */
const val HTTP_EARLY_HINTS = 103

      result.add(
        Challenge(
          schemeName,
          Collections.singletonMap<String, String>(null, peek + "=".repeat(eqCount)),
        ),
      )
      peek = null
      continue
    }

    // It's a series of parameter names and values.
    val parameters = mutableMapOf<String?, String>()
    eqCount += skipAll('='.code.toByte())
    while (true) {
      if (peek == null) {

          .headers(headersReader.readHeaders())
          .trailers { error("trailers not available") }

      return when {
        expectContinue && statusLine.code == HTTP_CONTINUE -> {
          null
        }
        statusLine.code == HTTP_CONTINUE -> {
          state = STATE_READ_RESPONSE_HEADERS
          responseBuilder
        }
        statusLine.code in (102 until 200) -> {

 *
 * Be careful when using values like [DisconnectAtEnd], [ShutdownInputAtEnd]
 * and [ShutdownOutputAtEnd] that close a socket after a response, and where there are
 * follow-up requests. The client is unblocked and free to continue as soon as it has received the
 * entire response body. If and when the client makes a subsequent request using a pooled socket the
 * server may not have had time to close the socket. The socket will be closed at an indeterminate

   * value and flags from `other` will be kept.
   */
  fun merge(other: Settings) {
    for (i in 0 until COUNT) {
      if (!other.isSet(i)) continue
      set(i, other[i])
    }
  }

  companion object {
    /**
     * From the HTTP/2 specs, the default initial window size for all streams is 64 KiB. (Chrome 25
     * uses 10 MiB).
     */

    val result = mutableListOf<String>()
    for (path in fileSystem.list(testCaseDirectory)) {
      val story00 = path / "story_00.json"
      if (!fileSystem.exists(story00)) continue
      try {
        readStory(story00)
        result.add(path.name)
      } catch (ignored: IOException) {
        // Skip this path.
      }
    }
    return result.toTypedArray<String>()
  }

  /**

      }
      name.equals("Pragma", ignoreCase = true) -> {
        // Might specify additional cache-control params. We invalidate just in case.
        canUseHeaderValue = false
      }
      else -> {
        continue@loop
      }
    }

    var pos = 0
    while (pos < value.length) {
      val tokenStart = pos
      pos = value.indexOfElement("=,;", pos)
      val directive = value.substring(tokenStart, pos).trim()

      val list = mutableListOf<WebPlatformUrlTestData>()
      while (true) {
        val line = source.readUtf8Line() ?: break
        if (line.isEmpty() || line.startsWith("#")) continue

        var i = 0
        val parts = line.split(Regex(" ")).toTypedArray()

        val element = WebPlatformUrlTestData()
        element.input = unescape(parts[i++])

      var unexpectedValues = false

      // Parse each header.
      for (i in 0 until responseHeaders.size) {
        if (!responseHeaders.name(i).equals(HEADER_WEB_SOCKET_EXTENSION, ignoreCase = true)) {
          continue // Not a header we're interested in.
        }
        val header = responseHeaders.value(i)

        // Parse each extension.
        var pos = 0
        while (pos < header.length) {

Calls are executed in one of two ways:

 * **Synchronous:** your thread blocks until the response is readable.