Hello @vmchale
I got this after trying to run your code
~/w/i/recursion_schemes (master|…) $ idris --testpkg test.ipkg
Type checking ./Data/Functor/Foldable/Instances.idr
./Data/Functor/Foldable/Instances.idr:17:17:
When checking type of Data.Functor.Foldable.Instances.NuF:
When checking an application of Data.Functor.Foldable.Instances.Nu:
Type mismatch between
Type (Type of g)
and
(a -> f a) -> a (Expected type)
./Data/Functor/Foldable/Instances.idr:19:41-42:
When checking type of Data.Functor.Foldable.Instances.Mu:
Type mismatch between
Type -> Type (Type of a)
and
Type (Expected type)
Hello @vmchale I got this after trying to run your code
I use Idris 1.1.0