internal fun parse(
      currentTimeMillis: Long,
      url: HttpUrl,
      setCookie: String,
    ): Cookie? {
      val cookiePairEnd = setCookie.delimiterOffset(';')

      val pairEqualsSign = setCookie.delimiterOffset('=', endIndex = cookiePairEnd)
      if (pairEqualsSign == cookiePairEnd) return null

      val cookieName = setCookie.trimSubstring(endIndex = pairEqualsSign)

  return substring(start, end)
}

/**
 * Returns the index of the first character in this string that contains a character in
 * [delimiters]. Returns endIndex if there is no such character.
 */
fun String.delimiterOffset(
  delimiters: String,
  startIndex: Int = 0,
  endIndex: Int = length,
): Int {
  for (i in startIndex until endIndex) {
    if (this[i] in delimiters) return i
  }
  return endIndex
}