ocaml 3.09 transition

[helm.git] / helm / matita / matitaSync.ml

diff --git a/helm/matita/matitaSync.ml b/helm/matita/matitaSync.ml
index 754197bb77fdc59fd6f21564ec6cb75609552f76..716aa04d29f2c6f34e4280cfca3bdf49c2583333 100644 (file)
--- a/helm/matita/matitaSync.ml
+++ b/helm/matita/matitaSync.ml
@@ -47,6 +47,18 @@ let alias_diff =
  fun ~from status -> profiler.HExtlib.profile (alias_diff ~from) status
 
 let set_proof_aliases status new_aliases =
+ let commands_of_aliases =
+   List.map
+    (fun alias -> GrafiteAst.Alias (DisambiguateTypes.dummy_floc, alias))
+ in
+ let deps_of_aliases =
+   HExtlib.filter_map
+    (function
+    | GrafiteAst.Ident_alias (_, suri) ->
+        let buri = UriManager.buri_of_uri (UriManager.uri_of_string suri) in
+        Some (GrafiteAst.Dependency buri)
+    | _ -> None)
+ in
  let aliases =
   List.fold_left (fun acc (d,c) -> DisambiguateTypes.Environment.add d c acc)
    status.aliases new_aliases in
@@ -59,9 +71,12 @@ let set_proof_aliases status new_aliases =
  if new_aliases = [] then
    new_status
  else
-   add_moo_content
-    (DisambiguatePp.commands_of_domain_and_codomain_items_list new_aliases)
-    new_status
+   let aliases = 
+     DisambiguatePp.aliases_of_domain_and_codomain_items_list new_aliases
+   in
+   let status = add_moo_content (commands_of_aliases aliases) new_status in
+   let status = add_moo_metadata (deps_of_aliases aliases) status in
+   status
 
 (** given a uri and a type list (the contructors types) builds a list of pairs
  *  (name,uri) that is used to generate automatic aliases **)
@@ -214,13 +229,20 @@ module UriSet = Set.Make (OrderedUri)
 module IdSet  = Set.Make (OrderedId)
 
   (** @return l2 \ l1 *)
-let uri_list_diff l2 l1 =
+let urixstring_list_diff l2 l1 =
   let module S = UriSet in
   let s1 = List.fold_left (fun set uri -> S.add uri set) S.empty l1 in
   let s2 = List.fold_left (fun set uri -> S.add uri set) S.empty l2 in
   let diff = S.diff s2 s1 in
   S.fold (fun uri uris -> uri :: uris) diff []
 
+let uri_list_diff l2 l1 =
+  let module S = UriManager.UriSet in
+  let s1 = List.fold_left (fun set uri -> S.add uri set) S.empty l1 in
+  let s2 = List.fold_left (fun set uri -> S.add uri set) S.empty l2 in
+  let diff = S.diff s2 s1 in
+  S.fold (fun uri uris -> uri :: uris) diff []
+
   (** @return l2 \ l1 *)
 let id_list_diff l2 l1 =
   let module S = IdSet in
@@ -233,15 +255,16 @@ let remove_coercion uri =
   CoercDb.remove_coercion (fun (_,_,u) -> UriManager.eq u uri)
   
 let time_travel ~present ~past =
-  let objs_to_remove = uri_list_diff present.objects past.objects in
+  let objs_to_remove = urixstring_list_diff present.objects past.objects in
+  let coercions_to_remove = uri_list_diff present.coercions past.coercions in
   let notation_to_remove =
     id_list_diff present.notation_ids past.notation_ids
   in
   let debug_list = ref [] in
+  List.iter remove_coercion coercions_to_remove;
   List.iter
     (fun (uri,p) -> 
       MatitaMisc.safe_remove p;
-      remove_coercion uri;
       (try 
         CicEnvironment.remove_obj uri
       with CicEnvironment.Object_not_found _ ->