in '0'..'9' -> this - '0'
    in 'a'..'f' -> this - 'a' + 10
    in 'A'..'F' -> this - 'A' + 10
    else -> -1
  }

internal infix fun Byte.and(mask: Int): Int = toInt() and mask

internal infix fun Short.and(mask: Int): Int = toInt() and mask

internal infix fun Int.and(mask: Long): Long = toLong() and mask

@Throws(IOException::class)
internal fun BufferedSink.writeMedium(medium: Int) {

  val status: String

  val code: Int
    get() {
      val statusParts = status.split(' ', limit = 3)
      require(statusParts.size >= 2) { "Unexpected status: $status" }
      return statusParts[1].toInt()
    }

  val message: String
    get() {
      val statusParts = status.split(' ', limit = 3)
      require(statusParts.size >= 2) { "Unexpected status: $status" }
      return statusParts[2]
    }

  var longestRunOffset = -1
  var longestRunLength = 0
  run {
    var i = 0
    while (i < address.size) {
      val currentRunOffset = i
      while (i < 16 && address[i].toInt() == 0 && address[i + 1].toInt() == 0) {
        i += 2
      }
      val currentRunLength = i - currentRunOffset
      if (currentRunLength > longestRunLength && currentRunLength >= 4) {
        longestRunOffset = currentRunOffset

package com.google.common.hash;

import static com.google.common.base.Preconditions.checkPositionIndexes;
import static com.google.common.base.Preconditions.checkState;
import static com.google.common.primitives.UnsignedBytes.toInt;

import com.google.common.base.Charsets;
import com.google.common.primitives.Chars;
import com.google.common.primitives.Ints;
import com.google.common.primitives.Longs;

            'r'.code -> append('\r')
            's'.code -> append(' ')
            't'.code -> append('\t')
            'f'.code -> append('\u000c')
            'u'.code -> append(buffer.readUtf8(4).toInt(16).toChar())
            else -> throw IllegalArgumentException("unexpected escape character in $s")
          }
        }
      }
    }
  }

		arg2, arg3 = e.Arg2, e.Arg3
	}

	// Evaluate the FROM argument
	v2, err := arg2.evalNode(r, tableAlias)
	if err != nil {
		return nil, err
	}
	inferTypeForArithOp(v2)
	startIdx, ok := v2.ToInt()
	if !ok {
		err := fmt.Errorf("Incorrect type for start index argument in %s", sqlFnSubstring)
		return nil, errIncorrectSQLFunctionArgumentType(err)
	}

	length := -1
	// Evaluate the optional FOR argument

    )
  }

  @Test
  fun messagesNotCompressedWhenNotConfigured() {
    val message = repeat('a', RealWebSocket.DEFAULT_MINIMUM_DEFLATE_SIZE.toInt())
    server.webSocket!!.send(message)
    taskFaker.runTasks()
    assertThat(client.clientSourceBufferSize())
      .isGreaterThan(message.length.toLong()) // Not compressed.

  override fun hashCode(): Int {
    var result = 0
    result = 31 * result + name.hashCode()
    result = 31 * result + tagClass
    result = 31 * result + tag.toInt()
    result = 31 * result + codec.hashCode()
    result = 31 * result + (if (isOptional) 1 else 0)
    result = 31 * result + defaultValue.hashCode()
    result = 31 * result + (if (typeHint) 1 else 0)
    return result

                val matchResult = OLD_RELEASE_PATTERN.find(branchName)
                if (matchResult == null) {
                    null
                } else {
                    (matchResult.groupValues[1].toInt() - 4).apply {
                        require(this in 2..23)
                    }
                }
            }
        }
    }

    val isMainBranch: Boolean
        get() = isMaster || isRelease

  return millis.toInt()
}

internal fun checkDuration(
  name: String,
  duration: Duration,
): Int {
  check(!duration.isNegative()) { "$name < 0" }
  val millis = duration.inWholeMilliseconds
  require(millis <= Integer.MAX_VALUE) { "$name too large" }
  require(millis != 0L || !duration.isPositive()) { "$name too small" }
  return millis.toInt()
}