Add differently-constrained maps and mapped#37
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treeowl wants to merge 3 commits intomichaelt:masterfrom
treeowl:maps2
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Add differently-constrained maps and mapped#37treeowl wants to merge 3 commits intomichaelt:masterfrom treeowl:maps2
treeowl wants to merge 3 commits intomichaelt:masterfrom
treeowl:maps2
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Sometimes, the target functor of `maps` or `mapped` offers a more efficient `fmap` than the source functor. Add versions of `maps`, `mapped`, and `mapsM` that use that one instead.
Add explicitly "unsafe" `hoistUnexposed` and `hoistUnexposed2`. Add "safe" `hoistUnexposed`.
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Sometimes, the target functor of
mapsormappedoffersa more efficient
fmapthan the source functor. Add versionsof
maps,mapped, andmapsMthat use that one instead.