X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fmatita%2FmatitaExcPp.ml;h=34da22c4012f6a0167e2a2bbbdfaaa7593351a96;hb=c5e94d35e8f36f868c5a1f02d80a419bfe802ba1;hp=fce5cf6d991bea50ffc5fb8a41c1d7aad703a115;hpb=b2f2e47efe1e01df81cb7659c30eeb76f1f830da;p=helm.git

diff --git a/helm/matita/matitaExcPp.ml b/helm/matita/matitaExcPp.ml
index fce5cf6d9..34da22c40 100644
--- a/helm/matita/matitaExcPp.ml
+++ b/helm/matita/matitaExcPp.ml
@@ -49,5 +49,22 @@ let to_string =
         (".moo file '%s' has been compiled by a different version of matita, "
         ^^ "please recompile it")
         fname
+  | ProofEngineTypes.Fail msg -> "Tactic error: " ^ Lazy.force msg
+  | Continuationals.Error s -> "Tactical error: " ^ Lazy.force s
+  | CicTypeChecker.TypeCheckerFailure msg ->
+     "Type checking error: " ^ Lazy.force msg
+  | CicTypeChecker.AssertFailure msg ->
+     "Type checking assertion failed: " ^ Lazy.force msg
+  | MatitaDisambiguator.DisambiguationError errorll ->
+     let rec aux n =
+      function
+         [] -> ""
+       | phase::tl ->
+          aux (n+1) tl ^
+           "** Errors obtained during phase " ^ string_of_int n ^": **\n" ^
+            String.concat "\n" (List.map Lazy.force phase) ^ "\n" ^ "\n"
+     in
+      "*** DISAMBIGUATION ERROR: ***\n" ^
+       aux 1 errorll
   | exn -> "Uncaught exception: " ^ Printexc.to_string exn