either: An either monad transformer

[ 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, 5
Change log CHANGELOG.markdown
Dependencies base (==4.*), 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 BSD-3-Clause
Copyright Copyright (C) 2008-2014 Edward A. Kmett
Author Edward A. Kmett
Maintainer Edward A. Kmett <ekmett@gmail.com>
Revised Revision 1 made by HerbertValerioRiedel at Sat Dec 20 17:36:42 UTC 2014
Category Control, Monads
Home page http://github.com/ekmett/either/
Bug tracker http://github.com/ekmett/either/issues
Source repo head: git clone git://github.com/ekmett/either.git
Uploaded by EdwardKmett at Wed May 14 01:01:40 UTC 2014
Distributions Arch:5, Debian:4.4.1, FreeBSD:4.4.1, LTSHaskell:5, NixOS:5, Stackage:5, openSUSE:5
Downloads 87630 total (336 in the last 30 days)
Rating 2.0 (votes: 1) [estimated by rule of succession]
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Status Docs available [build log]
Successful builds reported [all 1 reports]
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Readme for either-4.1.2

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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