lens-family

Lens Families

Version on this page:2.0.0
LTS Haskell 15.7:2.0.0
Stackage Nightly 2020-04-05:2.0.0
Latest on Hackage:2.1.0

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BSD-3-Clause licensed by Russell O'Connor
Maintained by Russell O'Connor

Module documentation for 2.0.0

This version can be pinned in stack with:[email protected]:b915001e862bda2ad5e0e5c17ba59f4483d02a02cbac020fd35f58e6736bc9a7,1989

This package provides first class functional references in Van Laarhoven style supporting the following optics:

  • Lenses (view, over)

  • Traversals (toListOf, matching, over)

  • Setters (over)

  • Grates (zipWithOf, under, review)

  • Resetters (under)

  • Adapters (view, review)

  • Grids (toListOf, over / under, review)

  • Prisms (matching, over / under, review)

  • Getters (view)

  • Folders (toListOf)

  • Reviewers (review)