map -package:vector -package:case-insensitive -package:blaze-html -package:aeson -package:basement -is:exact -is:exact -package:foldl is:exact -package:invertible package:hedgehog

Generates a map using a Range to determine the length. This may fail to generate anything if the keys produced by the generator do not account for a large enough number of unique items to satify the required map size.