RnHsSyn
charTyCon_name
listTyCon_name
parrTyCon_name
tupleTyCon_name
extractHsTyVars
extractHsTyNames
extractHsTyNames_s
extractFunDepNames
extractHsCtxtTyNames
extractHsPredTyNames
hsSigsFVs
hsSigFVs
conDeclFVs
bangTyFVs
maybeGenericMatch