integration with paramodulation

[helm.git] / helm / ocaml / cic_notation / cicNotationFwd.ml

diff --git a/helm/ocaml/cic_notation/cicNotationFwd.ml b/helm/ocaml/cic_notation/cicNotationFwd.ml
index b200de2efdfc6de6429523c4f3aa83e6ee1d8443..93a4c684d019de589035215efcb4506c474da3db 100644 (file)
--- a/helm/ocaml/cic_notation/cicNotationFwd.ml
+++ b/helm/ocaml/cic_notation/cicNotationFwd.ml
@@ -23,10 +23,14 @@
  * http://helm.cs.unibo.it/
  *)
 
+open Printf
+
 open CicNotationEnv
 open CicNotationPt
 
-let meta_names_of term =
+(* XXX ZACK: switched to CicNotationUtil.names_of_term, commented code below to
+ * be removes as soon as we believe implementation are equivalent *)
+(* let meta_names_of term =
   let rec names = ref [] in
   let add_name n =
     if List.mem n !names then ()
@@ -90,7 +94,7 @@ let meta_names_of term =
     | _ -> assert false
   in
   aux term ;
-  !names
+  !names *)
 
 let unopt_names names env =
   let rec aux acc = function
@@ -188,7 +192,7 @@ let instantiate_level2 env term =
     | Ascription (term, name) -> assert false
   and aux_magic env = function
     | Default (some_pattern, none_pattern) ->
-        (match meta_names_of some_pattern with
+        (match CicNotationUtil.names_of_term some_pattern with
         | [] -> assert false (* some pattern must contain at least 1 name *)
         | (name :: _) as names ->
             (match lookup_value env name with
@@ -202,13 +206,13 @@ let instantiate_level2 env term =
     | Fold (`Left, base_pattern, names, rec_pattern) ->
         let acc_name = List.hd names in (* names can't be empty, cfr. parser *)
         let meta_names =
-          List.filter ((<>) acc_name) (meta_names_of rec_pattern)
+          List.filter ((<>) acc_name)
+            (CicNotationUtil.names_of_term rec_pattern)
         in
         (match meta_names with
         | [] -> assert false (* as above *)
         | (name :: _) as names ->
             let rec instantiate_fold_left acc env' =
-              prerr_endline "instantiate_fold_left";
               match lookup_value env' name with
               | ListValue (_ :: _) ->
                   instantiate_fold_left 
@@ -222,13 +226,13 @@ let instantiate_level2 env term =
     | Fold (`Right, base_pattern, names, rec_pattern) ->
         let acc_name = List.hd names in (* names can't be empty, cfr. parser *)
         let meta_names =
-          List.filter ((<>) acc_name) (meta_names_of rec_pattern)
+          List.filter ((<>) acc_name)
+            (CicNotationUtil.names_of_term rec_pattern)
         in
         (match meta_names with
         | [] -> assert false (* as above *)
         | (name :: _) as names ->
             let rec instantiate_fold_right env' =
-              prerr_endline "instantiate_fold_right";
               match lookup_value env' name with
               | ListValue (_ :: _) ->
                   let acc = instantiate_fold_right (tail_names names env') in
@@ -238,7 +242,24 @@ let instantiate_level2 env term =
               | _ -> assert false
             in
             instantiate_fold_right env)
+    | If (_, p_true, p_false) as t -> aux env (CicNotationUtil.find_branch (Magic t))
+    | Fail -> assert false
     | _ -> assert false
   in
   aux env term
 
+let instantiate_appl_pattern env appl_pattern =
+  let lookup name =
+    try List.assoc name env
+    with Not_found ->
+      prerr_endline (sprintf "Name %s not found" name);
+      assert false
+  in
+  let rec aux = function
+    | UriPattern uri -> CicUtil.term_of_uri uri
+    | ImplicitPattern -> Cic.Implicit None
+    | VarPattern name -> lookup name
+    | ApplPattern terms -> Cic.Appl (List.map aux terms)
+  in
+  aux appl_pattern
+