charset

Fast unicode character sets based on complemented PATRICIA tries

http://github.com/ekmett/charset

Version on this page:0.3.11
LTS Haskell 24.28:0.3.12
Stackage Nightly 2026-01-19:0.3.12
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-0.3.11@sha256:0521970d253950ae712425a03c886bdc8a88a08dc0e095fa63250b0977328f03,1578

Module documentation for 0.3.11

Used by 3 packages in nightly-2025-02-01(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

0.3.11 [2024.12.04]

  • Drop support for pre-8.0 versions of GHC.

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