map -package:containers -package:basement -package:psqueues -package:Cabal-syntax -is:exact -package:base-prelude -package:bytestring -package:os-string -package:pipes -is:exact -package:hedgehog -package:regex-tdfa -package:base-compat-batteries package:case-insensitive
Transform the original string-like value but keep it case insensitive.