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[0.2.20] - January 2024

0.2.19.1 – April 2022

0.2.19.0 – April 2022

  • Add HashMap.isSubmapOf[By] and HashSet.isSubsetOf. Thanks Sven Keidel. (#282)

  • Expose internal modules. (#283)

  • Documentation improvements in Data.HashSet, including a beginner-friendly introduction. Thanks Matt Renaud. (#267)

  • HashMap.alterF: Skip key deletion for absent keys. (#288)

  • Remove custom unsafeShift{L,R} definitions. (#281)

  • Various other documentation improvements.

0.2.11.0

  • Add HashMap.findWithDefault (soft-deprecates HashMap.lookupDefault). Thanks, Matt Renaud.

  • Add HashMap.fromListWithKey. Thanks, Josef Svenningsson.

  • Add more folding functions and use them in Foldable instances. Thanks, David Feuer.

  • Add HashMap.!?, a flipped version of lookup. Thanks, Matt Renaud.

  • Add a Bifoldable instance for HashMap. Thanks, Joseph Sible.

  • Add a HasCallStack constraint to (!). Thanks, Roman Cheplyaka.

Bug fixes

  • Fix a space leak affecting updates on keys with hash collisions. Thanks, Neil Mitchell. (#254)

  • Get rid of some silly thunks that could be left lying around. (#232). Thanks, David Feuer.

Other changes

  • Speed up the Hashable instances for HashMap and HashSet. Thanks, Edward Amsden.

  • Remove a dependency cycle hack from the benchmark suite. Thanks, Andrew Martin.

  • Improve documentation. Thanks, Tristan McLeay, Li-yao Xia, Gareth Smith, Simon Jakobi, Sergey Vinokurov, and likely others.

0.2.10.0

  • Add HashMap.alterF.

  • Add HashMap.keysSet.

  • Make HashMap.Strict.traverseWithKey force the results before installing them in the map.

0.2.9.0

  • Add Ord/Ord1/Ord2 instances. (Thanks, Oleg Grenrus)

  • Use SmallArray# instead of Array# for GHC versions 7.10 and above. (Thanks, Dmitry Ivanov)

  • Adjust for Semigroup => Monoid proposal implementation. (Thanks, Ryan Scott)

Bug fixes

  • Fix a strictness bug in fromListWith.

  • Enable eager blackholing for pre-8.2 GHC versions to work around a runtime system bug. (Thanks, Ben Gamari)

  • Avoid sketchy reimplementation of ST when compiling with recent GHC.

Other changes

  • Remove support for GHC versions before 7.8. (Thanks, Dmitry Ivanov)

  • Add internal documentaton. (Thanks, Johan Tibell)

0.2.8.0

  • Add Eq1/2, Show1/2, Read1 instances with base-4.9

  • Eq (HashSet a) doesn't require Hashable a anymore, only Eq a.

  • Add Hashable1/2 with hashable-1.2.6.0

  • Add differenceWith function.

0.2.7.2

  • Don't use -fregs-graphs

  • Fix benchmark compilation on stack.

0.2.7.1

  • Fix linker error related to popcnt.

  • Haddock improvements.

  • Fix benchmark compilation when downloaded from Hackage.

0.2.7.0

  • Support criterion 1.1

  • Add unionWithKey for hash maps.

0.2.6.0

  • Mark several modules as Trustworthy.

  • Add Hashable instances for HashMap and HashSet.

  • Add mapMaybe, mapMaybeWithKey, update, alter, and intersectionWithKey.

  • Add roles.

  • Add Hashable and Semigroup instances.

0.2.5.1 (2014-10-11)

  • Support base-4.8