X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Focaml%2Fcic_proof_checking%2FcicPp.ml;h=b9a5b72f478dfbad467211e3935163647711c540;hb=ac7687ce66526f905874ed99a845223c853c558a;hp=5c5bd71fff473b8522256c633a0fa7c5e9546c74;hpb=3eca59409abc3dc4a3c4b07752282fb47e2a5c30;p=helm.git

diff --git a/helm/ocaml/cic_proof_checking/cicPp.ml b/helm/ocaml/cic_proof_checking/cicPp.ml
index 5c5bd71ff..b9a5b72f4 100644
--- a/helm/ocaml/cic_proof_checking/cicPp.ml
+++ b/helm/ocaml/cic_proof_checking/cicPp.ml
@@ -69,7 +69,7 @@ let rec pp t l =
          (match get_nth l n with
              Some (C.Name s) -> s
            | Some C.Anonymous -> "__" ^ string_of_int n
-           | _ -> raise CicPpInternalError
+           | None -> "_hidden_" ^ string_of_int n
          )
         with
          NotEnoughElements -> string_of_int (List.length l - n)
@@ -85,10 +85,10 @@ let rec pp t l =
        (match s with
            C.Prop  -> "Prop"
          | C.Set   -> "Set"
-         | C.Type  -> "Type"
+         | C.Type _ -> "Type" (* TASSI: universe is not explicit *)
 	 | C.CProp -> "CProp" 
        )
-    | C.Implicit -> "?"
+    | C.Implicit _ -> "?"
     | C.Prod (b,s,t) ->
        (match b with
           C.Name n -> "(" ^ n ^ ":" ^ pp s l ^ ")" ^ pp t ((Some b)::l)
@@ -193,6 +193,24 @@ let ppinductiveType (typename, inductive, arity, cons) =
    cons ""
 ;;
 
+let ppcontext ?(sep = "\n") context =
+ let separate s = if s = "" then "" else s ^ sep in
+ fst (List.fold_right 
+   (fun context_entry (i,name_context) ->
+     match context_entry with
+        Some (n,Cic.Decl t) ->
+         Printf.sprintf "%s%s : %s" (separate i) (ppname n)
+          (pp t name_context), (Some n)::name_context
+      | Some (n,Cic.Def (bo,ty)) ->
+         Printf.sprintf "%s%s : %s := %s" (separate i) (ppname n)
+          (match ty with
+              None -> "_"
+            | Some ty -> pp ty name_context)
+          (pp bo name_context), (Some n)::name_context
+       | None ->
+          Printf.sprintf "%s_ :? _" (separate i), None::name_context
+    ) context ("",[]))
+
 (* ppobj obj  returns a string with describing the cic object obj in a syntax *)
 (* similar to the one used by Coq                                             *)
 let ppobj obj =