charset

Fast unicode character sets based on complemented PATRICIA tries

http://github.com/ekmett/charset

Version on this page:0.3.10@rev:1
LTS Haskell 24.24:0.3.12
Stackage Nightly 2025-12-16:0.3.12
Latest on Hackage:0.3.12

See all snapshots charset appears in

BSD-3-Clause licensed by Edward Kmett
Maintained by [email protected]
This version can be pinned in stack with:charset-0.3.10@sha256:ac062eff2aea85a9bbdc02441e59ff753ac309a7d7b51c62341b5a572fee2255,1769

Module documentation for 0.3.10

  • Data
    • Data.CharSet
      • Data.CharSet.ByteSet
      • Data.CharSet.Common
      • Data.CharSet.Posix
        • Data.CharSet.Posix.Ascii
        • Data.CharSet.Posix.Unicode
      • Data.CharSet.Unicode
        • Data.CharSet.Unicode.Block
        • Data.CharSet.Unicode.Category
Used by 3 packages in nightly-2024-01-16(full list with versions):
parsers, th-printf, trifecta

charsets

Hackage Build Status

Fast utf-8 character sets for Haskell represented as complemented PATRICIA tries.

Contact Information

Contributions and bug reports are welcome!

Please feel free to contact me through github or on the #haskell IRC channel on irc.freenode.net.

-Edward Kmett

Changes

0.3.10 [2023.08.06]

  • Allow building with bytestring-0.12.*.
  • Replace a use of bytestring’s memset function (which is now deprecated as of bytestring-0.12.*) with base’s fillBytes function.

0.3.9 [2021.11.01]

  • Allow building with GHC 9.2.

0.3.8 [2021.02.17]

  • Add an IsString CharSet instance.

0.3.7.1

  • Minor haddock fixup.

0.3.7

  • Switched to derived Typeable for GHC 7.8 compatibility

0.3.6

  • Removed some duplicated blocks in Data.CharSet.Unicode.Block.blocks, see issue #3.

0.3.5.1

  • Updated dependencies to support GHC 7.8

0.3.5

  • Claim to be Trustworthy.

0.3.3

  • Removed upper bounds on my other packages