foldable1-classes-compat

Compatibility package for the Foldable1 and Bifoldable1 type classes

https://github.com/haskell-compat/foldable1-classes-compat

LTS Haskell 24.27:0.1.2@rev:1
Stackage Nightly 2026-01-11:0.1.3@rev:1
Latest on Hackage:0.1.3@rev:1

See all snapshots foldable1-classes-compat appears in

BSD-3-Clause licensed by Edward Kmett, Oleg Grenrus
Maintained by Ryan Scott
This version can be pinned in stack with:foldable1-classes-compat-0.1.3@sha256:df5085c315abe072cc81a699e3b39449a039515f68c275da953df4eda2aa57cb,3170

Module documentation for 0.1.3

There are no documented modules for this package.

Depends on 3 packages(full list with versions):
base, ghc-prim, tagged
Used by 3 packages in nightly-2026-01-11(full list with versions):
cuddle, prairie, rhine

foldable1-classes-compat

Hackage Hackage Dependencies Haskell Programming Language BSD3 License Build

A compatibility package for the Foldable1 and Bifoldable1 type classes, which were introduced in base-4.18.0.0 (GHC 9.6.1). For more information, see this Core Libraries Committee proposal.

Foldable1 and Bifoldable1 classify non-empty data structures that can be folded to a summary value.

Changes

Revision history for foldable1-classes-compat

0.1.3 – 2026-01-08

  • Allow building with MicroHs.
  • Allow building with QuickCheck-2.17.* and quickcheck-instances-0.4.*.

0.1.2 – 2025-06-17

  • Replace test-framework with tasty in the test suite.

0.1.1 – 2024-12-05

  • Drop support for pre-8.0 versions of GHC.

0.1 – 2023-02-24

  • Backport the Foldable1 and Bifoldable1 type classes that were introduced in base-4.18.0.0 (GHC 9.6).