Function unsafeStringify

src/stringify.ts:13–41

(arr: Uint8Array, offset = 0)

}

export function unsafeStringify(arr: Uint8Array, offset = 0): string {
  // Note: Be careful editing this code!  It's been tuned for performance
  // and works in ways you may not expect. See https://github.com/uuidjs/uuid/pull/434
  //
  // Note to future-self: No, you can't remove the `toLowerCase()` call.
  // REF: https://github.com/uuidjs/uuid/pull/677#issuecomment-1757351351
  return (
    byteToHex[arr[offset + 0]] +
    byteToHex[arr[offset + 1]] +
    byteToHex[arr[offset + 2]] +
    byteToHex[arr[offset + 3]] +
    '-' +
    byteToHex[arr[offset + 4]] +
    byteToHex[arr[offset + 5]] +
    '-' +
    byteToHex[arr[offset + 6]] +
    byteToHex[arr[offset + 7]] +
    '-' +
    byteToHex[arr[offset + 8]] +
    byteToHex[arr[offset + 9]] +
    '-' +
    byteToHex[arr[offset + 10]] +
    byteToHex[arr[offset + 11]] +
    byteToHex[arr[offset + 12]] +
    byteToHex[arr[offset + 13]] +
    byteToHex[arr[offset + 14]] +
    byteToHex[arr[offset + 15]]
  ).toLowerCase();
}

function stringify(arr: Uint8Array, offset = 0) {
  const uuid = unsafeStringify(arr, offset);