map -package:containers -is:exact -package:foldl -is:exact -is:exact -package:ghc -package:blaze-html -package:integration -package:bytestring is:exact -package:imports 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.