X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;ds=inline;f=helm%2Fsoftware%2Fcomponents%2Fcontent_pres%2FtermContentPres.ml;h=0c83dd0bbb602334227444f8b0788811adb76e9f;hb=794fe0432b14ca29e5dfd2e217cef72e9b0ff61a;hp=3ee9e7fe9f90d266d4ba4e158684e0bda3a50634;hpb=046ec6faa84164da05d6ec234e68fd2978e70ecf;p=helm.git

diff --git a/helm/software/components/content_pres/termContentPres.ml b/helm/software/components/content_pres/termContentPres.ml
index 3ee9e7fe9..0c83dd0bb 100644
--- a/helm/software/components/content_pres/termContentPres.ml
+++ b/helm/software/components/content_pres/termContentPres.ml
@@ -144,7 +144,7 @@ let pp_ast0 t k =
         let mk_case_pattern =
          function
             Ast.Pattern (head, href, vars) ->
-             hbox true false (ident_w_href href head :: List.map aux_var vars)
+             hvbox true false (ident_w_href href head :: List.map aux_var vars)
           | Ast.Wildcard -> builtin_symbol "_"
         in
         let patterns' =
@@ -319,7 +319,11 @@ let instantiate21 idrefs env l1 =
         assert (CicNotationEnv.well_typed ty value); (* INVARIANT *)
         (* following assertion should be a conditional that makes this
          * instantiation fail *)
-        assert (CicNotationEnv.well_typed expected_ty value);
+        if not (CicNotationEnv.well_typed expected_ty value) then
+         begin
+          prerr_endline ("The variable " ^ name ^ " is used with the wrong type in the notation declaration");
+          assert false
+         end;
         let value = CicNotationEnv.term_of_value value in
         let value = 
           match expected_ty with
@@ -338,16 +342,21 @@ let instantiate21 idrefs env l1 =
   and subst_magic pos env = function
     | Ast.List0 (p, sep_opt)
     | Ast.List1 (p, sep_opt) ->
+        prerr_endline "1";
         let rec_decls = CicNotationEnv.declarations_of_term p in
+        prerr_endline "2";
         let rec_values =
           List.map (fun (n, _) -> CicNotationEnv.lookup_list env n) rec_decls
         in
+        prerr_endline "3";
         let values = CicNotationUtil.ncombine rec_values in
+        prerr_endline "4";
         let sep =
           match sep_opt with
             | None -> []
             | Some l -> [ Ast.Literal l; break; space ]
 	in
+        prerr_endline "5";
         let rec instantiate_list acc = function
           | [] -> List.rev acc
 	  | value_set :: [] ->