map -package:base -is:exact -is:exact -package:text -package:containers -package:dlist -package:conduit package:Cabal
Monadic variant of mapAccumL.
A map from component name to all matching components. These coincide
with
componentGraph
A GHC version-dependent mapping of extensions to flags. This must be
set to be able to make use of the
ghcOptExtensions.