The either package

[Tags:bsd3, library]

An either monad transformer


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Properties

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
Change log CHANGELOG.markdown
Dependencies base (>=4.6 && <5), exceptions (>=0.5 && <0.7), free (>=4.9 && <5), monad-control (>=0.3.2 && <0.4), MonadRandom (==0.1.*), mtl (>=2.0 && <2.3), semigroupoids (==4.*), semigroups (>=0.8.3.1 && <1), transformers (>=0.2 && <0.5), 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>
Stability provisional
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 Sun Jun 1 16:39:52 UTC 2014 by EdwardKmett
Updated Mon Dec 29 20:47:00 UTC 2014 by HerbertValerioRiedel to revision 1
Distributions Arch:4.4.1.1, 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 58472 total (90 in the last 30 days)
Votes
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Status Docs available [build log]
Successful builds reported [all 1 reports]

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Maintainer's Corner

For package maintainers and hackage trustees

Readme for either

Readme for either-4.3

either

Build Status

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