`unespected` is a spelling error in at least 4 places I can see, plus tests. Here is an example: https://github.com/haskell/aeson/blob/c93d60d82388c184a9cf240f016a728c9d0e758f/src/Data/Aeson/Decoding/ByteString.hs#L164C19-L164C29 It would be good to remove such spelling errors.