The either package

[ Tags: bsd3, control, library, monads ] [ Propose Tags ]

An either monad transformer


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Versions 0.1, 0.2.1, 0.2.2, 0.2.2.1, 0.2.2.2, 0.2.2.3, 0.2.3, 0.2.3.1, 0.3, 0.3.0.1, 3.0, 3.0.1, 3.0.2, 3.0.3, 3.1, 3.2, 3.3, 3.4, 3.4.1, 3.4.2, 4.0, 4.1, 4.1.1, 4.1.2, 4.3, 4.3.0.1, 4.3.0.2, 4.3.1, 4.3.2, 4.3.2.1, 4.3.3, 4.3.3.1, 4.3.3.2, 4.3.4, 4.3.4.1, 4.4, 4.4.1, 4.4.1.1, 4.5
Change log CHANGELOG.markdown
Dependencies base (==4.*), bifunctors (>=4 && <6), exceptions (>=0.5 && <0.9), free (>=4.9 && <5), mmorph (>=1.0.0 && <1.2), monad-control (>=0.3.2 && <1.1), MonadRandom (>=0.1 && <0.6), mtl (>=2.0 && <2.3), profunctors (>=4 && <6), semigroupoids (>=4 && <6), semigroups (>=0.8.3.1 && <1), transformers (>=0.2 && <0.6), transformers-base (==0.4.*) [details]
License BSD3
Copyright Copyright (C) 2008-2014 Edward A. Kmett
Author Edward A. Kmett
Maintainer Edward A. Kmett <ekmett@gmail.com>
Category Control, Monads
Home page http://github.com/ekmett/either/
Bug tracker http://github.com/ekmett/either/issues
Source repository head: git clone git://github.com/ekmett/either.git
Uploaded Wed Oct 18 17:27:22 UTC 2017 by EdwardKmett
Distributions Arch:4.5, Debian:4.4.1, FreeBSD:4.4.1, LTSHaskell:4.4.1.1, NixOS:4.4.1.1, Stackage:4.4.1.1, Tumbleweed:4.4.1.1
Downloads 76506 total (3034 in the last 30 days)
Rating 0.0 (0 ratings) [clear rating]
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Status Docs available [build log]
Last success reported on 2017-10-18 [all 1 reports]
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Readme for either-4.5

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either

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This provides an Either monad transformer that unlike ErrorT is unencumbered by a constraint on its Left hand argument. This is needed for a number of applications of this monad transformer, notably in recursion-schemes.

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