zippers: Traversal based zippers

[ bsd3, library, zippers ] [ Propose Tags ]

Traversal based zippers.

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Versions [faq] 0.2, 0.2.1, 0.2.2, 0.2.3, 0.2.4, 0.2.5, 0.3
Change log CHANGELOG.markdown
Dependencies base (>=4.5 && <5), fail (==4.9.*), lens (==4.*), profunctors (>=4 && <6), semigroupoids (>=4 && <6), semigroups (>=0.16 && <1) [details]
License BSD-3-Clause
Copyright Copyright (C) 2013 Edward A. Kmett
Author Edward A. Kmett
Maintainer Edward A. Kmett <>
Category zippers
Home page
Bug tracker
Source repo head: git clone
Uploaded by ryanglscott at Fri May 10 14:19:53 UTC 2019
Distributions LTSHaskell:0.2.5, NixOS:0.3, Stackage:0.3
Downloads 3953 total (250 in the last 30 days)
Rating 2.0 (votes: 1) [estimated by Bayesian average]
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Status Hackage Matrix CI
Docs available [build log]
Last success reported on 2019-05-10 [all 1 reports]


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Readme for zippers-0.3

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Zippers are a way of accessing and manipulating data deep within a structure. This library uses Lenses and Traversals from the lens library to do this effectively.

Contact Information

Contributions and bug reports are welcome!

Please feel free to contact me through github or on the #haskell IRC channel on

-Edward Kmett