Bag
data Bag a
emptyBag
unitBag
unionBags
unionManyBags
mapBag
elemBag
lengthBag
filterBag
partitionBag
partitionBagWith
concatBag
catBagMaybes
foldBag
foldrBag
foldlBag
isEmptyBag
isSingletonBag
consBag
snocBag
anyBag
listToBag
bagToList
mapAccumBagL
foldrBagM
foldlBagM
mapBagM
mapBagM_
flatMapBagM
flatMapBagPairM
mapAndUnzipBagM
mapAccumBagLM
anyBagM
filterBagM