+ cls_decl = ClassDecl { tcdCtxt = toHsContext sc_theta,
+ tcdName = getName clas,
+ tcdTyVars = toHsTyVars clas_tyvars,
+ tcdFDs = toHsFDs clas_fds,
+ tcdSigs = map toClassOpSig op_stuff,
+ tcdMeths = Nothing,
+ tcdSysNames = sys_names,
+ tcdLoc = noSrcLoc }
+
+ (clas_tyvars, clas_fds, sc_theta, sc_sels, op_stuff) = classExtraBigSig clas
+ tycon = classTyCon clas
+ data_con = head (tyConDataCons tycon)
+ sys_names = mkClassDeclSysNames (getName tycon, getName data_con,
+ getName (dataConId data_con), map getName sc_sels)
+
+ toClassOpSig (sel_id, def_meth)
+ = ASSERT(sel_tyvars == clas_tyvars)
+ ClassOpSig (getName sel_id) def_meth' (toHsType op_ty) noSrcLoc
+ where
+ (sel_tyvars, _, op_ty) = splitSigmaTy (idType sel_id)
+ def_meth' = case def_meth of
+ NoDefMeth -> NoDefMeth
+ GenDefMeth -> GenDefMeth
+ DefMeth id -> DefMeth (getName id)
+
+ifaceTyCls (ATyCon tycon) so_far
+ | isClassTyCon tycon = so_far
+ | otherwise = ty_decl : so_far
+ where
+ ty_decl | isSynTyCon tycon
+ = TySynonym { tcdName = getName tycon,
+ tcdTyVars = toHsTyVars tyvars,
+ tcdSynRhs = toHsType syn_ty,
+ tcdLoc = noSrcLoc }
+
+ | isAlgTyCon tycon
+ = TyData { tcdND = new_or_data,
+ tcdCtxt = toHsContext (tyConTheta tycon),
+ tcdName = getName tycon,
+ tcdTyVars = toHsTyVars tyvars,
+ tcdCons = map ifaceConDecl (tyConDataCons tycon),
+ tcdNCons = tyConFamilySize tycon,
+ tcdDerivs = Nothing,
+ tcdSysNames = map getName (tyConGenIds tycon),
+ tcdLoc = noSrcLoc }
+
+ | otherwise = pprPanic "ifaceTyCls" (ppr tycon)
+
+ tyvars = tyConTyVars tycon
+ (_, syn_ty) = getSynTyConDefn tycon
+ new_or_data | isNewTyCon tycon = NewType
+ | otherwise = DataType