map -package:Cabal -package:base -package:text -package:pipes -package:containers -package:blaze-html -package:aeson -package:bytestring -package:utility-ht package:case-insensitive

map :: FoldCase s2 => (s1 -> s2) -> CI s1 -> CI s2
case-insensitive Data.CaseInsensitive
Transform the original string-like value but keep it case insensitive.