Logical combinatory operations dealing with datatypes representing booleans by their constructors.

LTS Haskell 17.10:
Stackage Nightly 2021-05-08:
Latest on Hackage:

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BSD-3-Clause licensed by Benedict Aas
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Boolean-like logical combinatory operations under typeclasses Andlike, Orlike, and Xorlike and a typeclass Falsifier for datatypes with unary false-like values (e.g. Nothing, []).