text-cp437

Basic mapping of cp437 bytes to UTF and back.

• Data.Text.CP437 offers mapping that maps control characters to control characters.
• Data.Text.CP437.Graphical maps control characters to old school pictures like ♪.

textToCp437 :: Text -> ByteString

Given a string of text, produce a bytestring containing valid CP-437 encoded data.

If any UTF symbols are used that occur in CP437 they will be translated.

cp437ToText :: ByteString -> Text

Given a ByteString that is encoded with CP-437, will decode to a UTF Text, with all symbols converted.

utfToByte :: Char -> Word8

Convert a single unicode character to a CP-437 byte.

byteToUtf :: Word8 -> Char

Convert a single byte into a unicode character.