+
+let get_checked_indtys = function
+ | NReference.Ref (_, uri, NReference.Ind n) ->
+ (match get_checked_obj uri with
+ | _,_,_,_, NCic.Inductive (inductive,leftno,tys,att) ->
+ inductive,leftno,tys,att,n
+ | _ -> prerr_endline "get_checked_indtys on a non ind 2"; assert false)
+ | _ -> prerr_endline "get_checked_indtys on a non ind"; assert false
+;;
+
+let get_checked_fix_or_cofix b = function
+ | NReference.Ref (_, uri, NReference.Fix (fixno,_)) ->
+ (match get_checked_obj uri with
+ | _,height,_,_, NCic.Fixpoint (is_fix,funcs,att) when is_fix = b ->
+ let rlv, name, _, ty, bo = List.nth funcs fixno in
+ rlv, name, bo, ty, att, height
+ | _ ->prerr_endline "get_checked_(co)fix on a non (co)fix 2";assert false)
+ | _ -> prerr_endline "get_checked_(co)fix on a non (co)fix"; assert false
+;;
+let get_checked_fix r = get_checked_fix_or_cofix true r;;
+let get_checked_cofix r = get_checked_fix_or_cofix false r;;
+
+let get_indty_leftno = function
+ | NReference.Ref (_, uri, NReference.Ind _)
+ | NReference.Ref (_, uri, NReference.Con _) ->
+ (match get_checked_obj uri with
+ | _,_,_,_, NCic.Inductive (_,left,_,_) -> left
+ | _ ->prerr_endline "get_indty_leftno called on a non ind 2";assert false)
+ | _ -> prerr_endline "get_indty_leftno called on a non indty";assert false
+;;
+
+let invalidate _ =
+ List.iter
+ (fun (k,v) ->
+ NUri.UriHash.replace cache k (false,v))
+ (NUri.UriHash.fold (fun k v -> (@) [k,snd v]) cache [])
+;;
+