haskell-witherable: haskell-witherable (filterable traversable)
haskell-witherable:
haskell-witherable: A stronger variant of traverse which can remove elements and
haskell-witherable: generalised mapMaybe, catMaybes, filter.
haskell-witherable:
haskell-witherable: https://hackage.haskell.org/package/witherable
haskell-witherable:
haskell-witherable:
haskell-witherable:
haskell-witherable:
haskell-witherable: