truthful: Typeclass for truthfulness of values

[ data, library, public-domain ] [ Propose Tags ]

Typeclass for truthfulness or completeness of types such as Bool, Maybe, and Either. Similar to null from Foldable but for all kinds *.

Versions [faq],,
Dependencies base (>=4.8 && <5.0) [details]
License LicenseRef-PublicDomain
Copyright Copyright (C) 2015 David Farrell
Author David Farrell
Maintainer David Farrell <>
Category Data
Source repo head: git clone
Uploaded by Shockk at Mon Sep 7 22:00:08 UTC 2015
Distributions NixOS:
Downloads 916 total (33 in the last 30 days)
Rating (no votes yet) [estimated by rule of succession]
Your Rating
  • λ
  • λ
  • λ
Status Hackage Matrix CI
Docs uploaded by user [build log]
All reported builds failed as of 2015-09-07 [all 1 reports]




Maintainer's Corner

For package maintainers and hackage trustees