dec

Decidable propositions.

https://github.com/phadej/vec

Version on this page:0.0.4@rev:1
LTS Haskell 23.19:0.0.6@rev:1
Stackage Nightly 2025-04-24:0.0.6@rev:1
Latest on Hackage:0.0.6@rev:1

See all snapshots dec appears in

BSD-3-Clause licensed by Oleg Grenrus
Maintained by Oleg.Grenrus
This version can be pinned in stack with:dec-0.0.4@sha256:0367be8f7c5865c9a4d9fa6205f98b804ef59eee1207833dc14a4864f5b1b107,1401

Module documentation for 0.0.4

Depends on 1 package(full list with versions):
base
Used by 3 packages in lts-19.19(full list with versions):
bin, fin, singleton-bool

This package provides a Dec type.

type Neg a = a -> Void

data Dec a
    = Yes a
    | No (Neg a)

Changes

Revision history for dec

0.0.4

  • Mark module as explicitly Safe.

0.0.3

  • First version. Released on an unsuspecting world.