import DataCon ( DataCon, dataConTag, fIRST_TAG, dataConTyCon,
isUnboxedTupleCon, isNullaryRepDataCon, dataConWorkId,
dataConRepArity )
-import TyCon ( tyConFamilySize, isDataTyCon, tyConDataCons,
- isUnboxedTupleTyCon )
+import TyCon ( TyCon, tyConFamilySize, isDataTyCon,
+ tyConDataCons, isUnboxedTupleTyCon )
import Class ( Class, classTyCon )
import Type ( Type, repType, splitFunTys, dropForAlls, pprType )
import Util