import TcType ( isFFITy )
import DataCon ( dataConName, dataConFieldLabels, dataConWrapId_maybe )
import TyCon ( TyCon, makeTyConAbstract, tyConDataCons, isNewTyCon,
- newTyConRep, tyConSelIds, isAlgTyCon, isEnumerationTyCon )
+ newTyConRep, tyConSelIds, isAlgTyCon,
+ isEnumerationTyCon, isOpenTyCon )
import Class ( classSelIds )
import Module ( Module )
import HscTypes ( HscEnv(..), NameCache( nsUniqs ), CgGuts(..),
| isEnumerationTyCon tc -- For an enumeration, exposing the constructors
= True -- won't lead to the need for further exposure
-- (This includes data types with no constructors.)
+ | isOpenTyCon tc -- open type family
+ = True
| otherwise -- Newtype, datatype
= any exported_con (tyConDataCons tc)
-- Expose rep if any datacon or field is exported
cafRefs p (Let b e) = fastOr (cafRefss p (rhssOfBind b)) (cafRefs p) e
cafRefs p (Case e bndr _ alts) = fastOr (cafRefs p e) (cafRefss p) (rhssOfAlts alts)
cafRefs p (Note n e) = cafRefs p e
+cafRefs p (Cast e co) = cafRefs p e
cafRefs p (Type t) = fastBool False
cafRefss p [] = fastBool False