fixed issue with explicit named substitutions

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

diff --git a/helm/ocaml/cic_notation/test_parser.ml b/helm/ocaml/cic_notation/test_parser.ml
index 99e7371fcee50d0099f1e3a47d785fefd73b6483..6cbb0ef2d5d8fd0b7f449331bd3faeed52c1c1d8 100644 (file)
--- a/helm/ocaml/cic_notation/test_parser.ml
+++ b/helm/ocaml/cic_notation/test_parser.ml
@@ -31,14 +31,54 @@ let loc_of_floc = function
       (loc_begin, loc_end)
 
 let _ =
+  let module P = CicNotationPt in
   let level = ref ~-1 in
   let arg_spec = [ "-level", Arg.Set_int level, "set the notation level" ] in
   let usage = "test_parser -level { 1 | 2 | 3 }" in
   Arg.parse arg_spec (fun _ -> raise (Arg.Bad usage)) usage;
+  if !level = 2 then begin
+    let id =
+      CicNotationParser.extend ~precedence:50 ~associativity:Gramext.LeftA
+        (P.Layout (P.Box (P.H,
+          [
+            P.Magic
+              (P.List0
+                (P.Layout (P.Box (P.H,
+                  [ P.Literal (`Symbol "|");
+                    P.Variable (P.TermVar "ugo");
+                    P.Magic (P.Opt (P.Layout (P.Box (P.H,
+                      [ P.Literal (`Symbol ",");
+                        P.Variable (P.TermVar "pino")]))));
+                    P.Literal (`Symbol "|");
+                  ])),
+                  Some (`Symbol ";")));
+(*             P.Literal (`Symbol "+");
+            P.Magic (P.Opt (P.Layout (P.Box (P.H,
+              [
+                P.Variable (P.TermVar "ugo");
+                P.Literal (`Symbol "+");
+                P.Variable (P.TermVar "pino")
+              ])))); *)
+(*           P.Variable (P.TermVar "a");
+            P.Literal (`Symbol "+");
+            P.Variable (P.TermVar "b"); *)
+          ])))
+        (fun env _ ->
+          prerr_endline "reducing rule" ;
+          prerr_endline (sprintf "env = [ %s ]" (CicNotationParser.pp_env env));
+          P.Sort `Prop)
+    in
+    CicNotationParser.print_l2_pattern ()
+  end;
   let parse_fun s =
     match !level with
     | 1 -> ignore (CicNotationParser.parse_syntax_pattern s)
-    | 2 -> ignore (CicNotationParser.parse_ast_pattern s)
+    | 2 ->
+        let ast = CicNotationParser.parse_ast_pattern s in
+        if ast = P.Sort `Prop then
+          prerr_endline "eureka (ma sono cazzi)"
+        else
+          prerr_endline ":-("
     | 3 -> ignore (CicNotationParser.parse_interpretation s)
     | _ -> Arg.usage arg_spec usage; exit 1
   in
@@ -50,7 +90,7 @@ let _ =
       let istream = Stream.of_string line in
       try
         parse_fun istream;
-        print_endline "ok"
+        print_endline ">"
       with CicNotationParser.Parse_error (floc, msg) ->
         let (x, y) = loc_of_floc floc in
         let before = String.sub line 0 x in