haskell-checkers / checkers

Check properties on standard classes and data structures
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Remove orphan instances for NonEmpty #37

Closed sjakobi closed 5 years ago

sjakobi commented 5 years ago

This restores compatibility with QuickCheck-2.9.

sjakobi commented 5 years ago

Alternatively we could have constrained QuickCheck to >= 2.10. But since orphan instances always are a bit problematic, I think this might be the better solution.