map -package:containers -is:exact -package:charset -package:bytestring -is:exact -package:incipit-base -package:basement -package:insert-ordered-containers -package:base-compat -package:base-compat-batteries -package:conduit -package:dense-linear-algebra -package:aeson package:case-insensitive
Transform the original string-like value but keep it case insensitive.