folds

Beautiful Folding

http://github.com/ekmett/folds

Version on this page:	0.7.4
LTS Haskell 21.22:	0.7.8@rev:2
Stackage Nightly 2023-11-28:	0.7.8@rev:2
Latest on Hackage:	0.7.8@rev:2

See all snapshots folds appears in

BSD-3-Clause licensed by Edward A. Kmett

Maintained by Edward A. Kmett

This version can be pinned in stack with:folds-0.7.4@sha256:3dda85426133866ed9fc00fb4c5015be1d4380904206e8b2592387623f90bbb8,3743

Module documentation for 0.7.4

Data
- Data.Fold

Depends on 17 packages(full list with versions):

adjunctions, base, bifunctors, comonad, constraints, contravariant, data-reify, distributive, lens, mtl, pointed, profunctors, reflection, semigroupoids, transformers, unordered-containers, vector

folds

A playground for working with different kinds of comonadic folds.

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

0.7.4

Add a library dependency on the doctests test suite

0.7.3

Ensure that HLint.hs is shipped with the library

0.7.2

Revamp Setup.hs to use cabal-doctest. This makes it build with Cabal-2.0, and makes the doctests work with cabal new-build and sandboxes.

0.7.1

Support pointed 5
Support transformers 0.5
Support comonad 5
Support GHC 8
Cleaned up the new warnings caused by profunctors 5.2

0.7

Folds are closed, corepresentable profunctors. This observation supplies us with many additional useful instances.

0.6.3

reflection 2 support
Compiles warning-free on GHC 7.10

0.6.2

contravariant 1.0 support

0.6.1

Fixed bugs in several of the Arrow instances.

0.6

Lazier R1.
MonadZip instances

0.5.1

Lazier R.

0.5.0.1

Restore compatibility with GHC < 7.8

0.5

lens 4 compatibility

0.1

Repository Initialized