}
  }

  // Fast path: no characters in [pos..limit) required decoding.
  return substring(pos, limit)
}

internal fun String.isPercentEncoded(
  pos: Int,
  limit: Int,
): Boolean {
  return pos + 2 < limit &&
    this[pos] == '%' &&
    this[pos + 1].parseHexDigit() != -1 &&
    this[pos + 2].parseHexDigit() != -1

  fun decode(string: String): String? {
    var pos = 0
    val limit = string.length
    val result = Buffer()

    while (pos < limit) {
      var dot = string.indexOf('.', startIndex = pos)
      if (dot == -1) dot = limit

      if (!decodeLabel(string, pos, dot, result)) return null

      if (dot < limit) {
        result.writeByte('.'.code)
        pos = dot + 1
      } else {
        break
      }

  ): List<Cookie> {
    val result = mutableListOf<Cookie>()
    var pos = 0
    val limit = header.length
    var pairEnd: Int
    while (pos < limit) {
      pairEnd = header.delimiterOffset(";,", pos, limit)
      val equalsSign = header.delimiterOffset('=', pos, pairEnd)
      val name = header.trimSubstring(pos, equalsSign)
      if (name.startsWith("$")) {
        pos = pairEnd + 1
        continue
      }

}

/** Decodes an IPv6 address like 1111:2222:3333:4444:5555:6666:7777:8888 or ::1. */
internal fun decodeIpv6(
  input: String,
  pos: Int,
  limit: Int,
): ByteArray? {
  val address = ByteArray(16)
  var b = 0
  var compress = -1
  var groupOffset = -1

  var i = pos
  while (i < limit) {
    if (b == address.size) return null // Too many groups.

    // Read a delimiter.

) {
  /** Write [byteCount] bytes from [source] to the file at [pos]. */
  @Throws(IOException::class)
  fun write(
    pos: Long,
    source: Buffer,
    byteCount: Long,
  ) {
    if (byteCount < 0L || byteCount > source.size) {
      throw IndexOutOfBoundsException()
    }
    var mutablePos = pos
    var mutableByteCount = byteCount

    while (mutableByteCount > 0L) {

        if (pos == limit || input[pos] == '#') {
          encodedQuery(base.encodedQuery)
        }
      }

      // Resolve the relative path.
      val pathDelimiterOffset = input.delimiterOffset("?#", pos, limit)
      resolvePath(input, pos, pathDelimiterOffset)
      pos = pathDelimiterOffset

      // Query.
      if (pos < limit && input[pos] == '?') {

      s: String,
      pos: Int,
      limit: Int,
    ): Long {
      var pos = pos
      pos = dateCharacterOffset(s, pos, limit, false)

      var hour = -1
      var minute = -1
      var second = -1
      var dayOfMonth = -1
      var month = -1
      var year = -1
      val matcher = TIME_PATTERN.matcher(s)

      while (pos < limit) {

pkg go/types, func NewConst(token.Pos, *Package, string, Type, constant.Value) *Const
pkg go/types, func NewField(token.Pos, *Package, string, Type, bool) *Var
pkg go/types, func NewFunc(token.Pos, *Package, string, *Signature) *Func
pkg go/types, func NewInterface([]*Func, []*Named) *Interface
pkg go/types, func NewLabel(token.Pos, *Package, string) *Label
pkg go/types, func NewMap(Type, Type) *Map

        pos++ // Consume '='.
        pos = value.indexOfNonWhitespace(pos)

        if (pos < value.length && value[pos] == '\"') {
          // Quoted string.
          pos++ // Consume '"' open quote.
          val parameterStart = pos
          pos = value.indexOf('"', pos)
          parameter = value.substring(parameterStart, pos)
          pos++ // Consume '"' close quote (if necessary).
        } else {

pkg go/ast, method (*IndexListExpr) End() token.Pos
pkg go/ast, method (*IndexListExpr) Pos() token.Pos
pkg go/ast, type FuncType struct, TypeParams *FieldList
pkg go/ast, type IndexListExpr struct
pkg go/ast, type IndexListExpr struct, Indices []Expr
pkg go/ast, type IndexListExpr struct, Lbrack token.Pos
pkg go/ast, type IndexListExpr struct, Rbrack token.Pos
pkg go/ast, type IndexListExpr struct, X Expr