Re: More Data.Set and Data.Map operations

On Sun, 7 Aug 2016, David Feuer wrote:

data MergeTactic k x y where Drop :: MergeTactic k x y Preserve :: MergeTactic k x x MapFilter :: (k -> x -> Maybe y) -> MergeTactic k x y

generalMerge :: Ord k => (k -> a -> b -> Maybe c) -> MergeTactic k a c -> MergeTactic k b c -> Map k a -> Map k b -> Map k c

How do people feel about exporting this for GHC?

If I import a package (containers) with functions that are only available on GHC then I need to insert conditionals for whether I am running on GHC or not.