X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;ds=sidebyside;f=helm%2Fsoftware%2Fcomponents%2Fng_refiner%2FnCicUnifHint.mli;h=862c9808efc0193b00d78257cfd1f48f5ecbd2b7;hb=b266ed97b63400d62ab4ba6a4ebdfbc1d5b0c2bb;hp=2e94d9c8d0d65b0642d8f0a6b127ae6fb20e8a03;hpb=f6d0c3cef604c7624ce2f361cbd6248d858d7ad5;p=helm.git

diff --git a/helm/software/components/ng_refiner/nCicUnifHint.mli b/helm/software/components/ng_refiner/nCicUnifHint.mli
index 2e94d9c8d..862c9808e 100644
--- a/helm/software/components/ng_refiner/nCicUnifHint.mli
+++ b/helm/software/components/ng_refiner/nCicUnifHint.mli
@@ -13,17 +13,32 @@
 
 type db
 
-val index_hint: 
-  db -> NCic.context -> NCic.term -> NCic.term -> db
+exception HintNotValid
+
+class type g_status =
+ object
+  method uhint_db: db
+ end
 
-  (* gets the old imperative coercion DB *)
-val db : unit -> db
-val add_user_provided_hint : Cic.term -> unit 
+class status :
+ object ('self)
+  inherit g_status
+  method set_uhint_db: db -> 'self
+  method set_unifhint_status: #g_status -> 'self
+ end
 
-val empty_db : db
+val index_hint: 
+  #status as 'status -> NCic.context -> NCic.term -> NCic.term -> int -> 'status
+
+val add_user_provided_hint :
+  #status as 'status -> NCic.term -> int -> 'status
 
 val look_for_hint:
-    db ->
+    #status ->
     NCic.metasenv -> NCic.substitution -> NCic.context -> 
     NCic.term -> NCic.term -> 
-      (NCic.metasenv * NCic.term * NCic.term) list
+      (NCic.metasenv * 
+        (NCic.term * NCic.term) * (NCic.term * NCic.term) list) list
+
+val eq_class_of:
+      #status -> NCic.term -> NCic.term list