;;
*)
-let elim_type_tac ~term =
- let elim_type_tac ~term status =
+let elim_type_tac ?(mk_fresh_name_callback = FreshNamesGenerator.mk_fresh_name ~subst:[])
+ ?depth ?using what =
+ let elim_type_tac status =
let module C = Cic in
let module P = PrimitiveTactics in
let module T = Tacticals in
ProofEngineTypes.apply_tactic
(T.thens
- ~start: (P.cut_tac term)
- ~continuations:[ P.elim_intros_simpl_tac ~term:(C.Rel 1) ; T.id_tac ])
+ ~start: (P.cut_tac what)
+ ~continuations:[ P.elim_intros_simpl_tac ?depth ?using ~mk_fresh_name_callback (C.Rel 1) ; T.id_tac ])
status
in
- ProofEngineTypes.mk_tactic (elim_type_tac ~term)
+ ProofEngineTypes.mk_tactic elim_type_tac
;;
| (C.Appl ((C.MutInd (uri,typeno,exp_named_subst))::applist)) (* when (not (List.mem (uri,typeno,exp_named_subst) urilist)) *) ->
(uri,typeno,exp_named_subst)::(List.fold_left search_inductive_types urilist applist)
| _ -> urilist
- (* N.B: in un caso tipo (and A !C:Prop.(or B C)) l'or *non* viene selezionato! *)
+ (* N.B: in un caso tipo (and A forall C:Prop.(or B C)) l'or *non* viene selezionato! *)
in
let rec purge_duplicates urilist =
let rec aux triple urilist =
warn ("elim " ^ CicPp.ppterm termty);
ProofEngineTypes.apply_tactic
(T.then_
- ~start:(P.elim_intros_simpl_tac ~term:term')
+ ~start:(P.elim_intros_simpl_tac term')
~continuation:(
(* clear the hyp that has just been eliminated *)
ProofEngineTypes.mk_tactic (fun status ->