map -package:Cabal -package:base -package:text -package:pipes -package:case-insensitive -package:hedgehog -package:ghc is:module -package:bimaps -package:dependent-map package:ghc-lib-parser

RoughMap is an approximate finite map data structure keyed on [RoughMatchTc]. This is useful when keying maps on lists of Types (e.g. an instance head).