void: A Haskell 98 logically uninhabited data type

[ bsd3, data-structures, library ] [ Propose Tags ]

A Haskell 98 logically uninhabited data type, used to indicate that a given term should not exist.


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Versions [faq] 0.1, 0.2, 0.3, 0.4, 0.5.0, 0.5.1, 0.5.2, 0.5.3, 0.5.4, 0.5.4.1, 0.5.4.2, 0.5.4.3, 0.5.5, 0.5.5.1, 0.5.6, 0.5.7, 0.5.8, 0.5.10, 0.5.11, 0.5.12, 0.6, 0.6.1, 0.7, 0.7.1, 0.7.2, 0.7.3
Change log CHANGELOG.markdown
Dependencies base (>=3 && <10), ghc-prim, hashable (>=1.1), semigroups (>=0.8.2 && <0.17) [details]
License BSD-3-Clause
Copyright Copyright (C) 2008-2013 Edward A. Kmett
Author Edward A. Kmett
Maintainer Edward A. Kmett <ekmett@gmail.com>
Revised Revision 1 made by EdwardKmett at Sun Sep 13 18:17:12 UTC 2015
Category Data Structures
Home page http://github.com/ekmett/void
Bug tracker http://github.com/ekmett/void/issues
Source repo head: git clone git://github.com/ekmett/void.git
Uploaded by EdwardKmett at Tue Dec 2 09:57:32 UTC 2014
Distributions Arch:0.7.3, Debian:0.7.2, Fedora:0.7.2, FreeBSD:0.7, LTSHaskell:0.7.3, NixOS:0.7.3, Stackage:0.7.3, openSUSE:0.7.3
Downloads 279823 total (751 in the last 30 days)
Rating 2.25 (votes: 2) [estimated by rule of succession]
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Status Hackage Matrix CI
Docs uploaded by user
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Modules

[Index]

Flags

NameDescriptionDefaultType
safeDisabledManual

Use -f <flag> to enable a flag, or -f -<flag> to disable that flag. More info

Downloads

Note: This package has metadata revisions in the cabal description newer than included in the tarball. To unpack the package including the revisions, use 'cabal get'.

Maintainer's Corner

For package maintainers and hackage trustees


Readme for void-0.7

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void

Build Status

This package provides a canonical 'uninhabited' data type for Haskell. This arises in a surprisingly wide array of situations in practice.

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