ListLike

Generalized support for list-like structures

http://github.com/ddssff/listlike

Version on this page:4.7.8
LTS Haskell 24.18:4.7.8.4
Stackage Nightly 2025-11-04:4.7.8.4
Latest on Hackage:4.7.8.4

See all snapshots ListLike appears in

BSD-3-Clause licensed by John Goerzen
Maintained by David Fox, Andreas Abel
This version can be pinned in stack with:ListLike-4.7.8@sha256:eb7f8ec07fd895bb1d6dffaac8c9adb1b4feafc20a1fc1cb153914417497b9bc,3909

Module documentation for 4.7.8

Used by 3 packages in nightly-2023-01-05(full list with versions):
debian, Earley, process-extras

Build Status Build Status

ListLike

The ListLike package provides typeclasses and instances that polymorphically generalize list operations to many list-like types such as vectors, text, bytestrings, or difference lists.

Read the introduction.

Changes

CHANGES

4.7.7 (2022-05-26)

  • methods sequence and mapM: relax Monad constraint to Applicative
  • LANGUAGE TypeOperators to fix GHC 9.4 warning
  • allow text-2.0
  • tested with GHC 7.10 - 9.4

4.7.6 (2021-09-01)

  • new implementation of tail in DList instance
  • warning-free for -Wall and -Wcompat

4.7.4 (2021-01-07)

  • support utf8-string-1.0.2 (#10)

4.7.3 (2020-12-31)

  • support bytestring-0.10.12 (#7) for ghc 8.10.3
  • removed support for ghc 7.6 and 7.8 (#6)

4.7.2 (2020-08-21)

  • support dlist-1.0 (#4)

4.7.1 (2020-07-03)

  • support QuickCheck-2.14

4.7

  • make GHC.Exts.IsList a superclass of ListLike and use its fromList and toList methods
  • make Data.String.IsString a superclass of Stringlike and use its fromString method
  • add methods to StringLike: show, fromText, fromLazyText
  • add a class ListOps, alternative to ListLike, that uses the GHC.Exts.Item instead of the item type parameter
  • supply instance IsString Seq for old versions of container