X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fmatita%2FmatitaExcPp.ml;h=6dccc429fae99293349978c5764c55bb09d9dca7;hb=0f0e760ebe7483631922be798113ec8c514c292f;hp=2c46da4f566c4f42488c65c430428787378ce752;hpb=6b5e1d495c61f459738187e8d71efadb162abdbe;p=helm.git

diff --git a/helm/matita/matitaExcPp.ml b/helm/matita/matitaExcPp.ml
index 2c46da4f5..6dccc429f 100644
--- a/helm/matita/matitaExcPp.ml
+++ b/helm/matita/matitaExcPp.ml
@@ -37,5 +37,23 @@ let to_string =
   | UriManager.IllFormedUri uri -> sprintf "invalid uri: %s" uri
   | CicEnvironment.Object_not_found uri ->
       sprintf "object not found: %s" (UriManager.string_of_uri uri)
+  | Unix.Unix_error (code, api, param) ->
+      let err = Unix.error_message code in
+      "Unix Error (" ^ api ^ "): " ^ err
+  | MatitaMoo.Corrupt_moo fname ->
+      sprintf ".moo file '%s' is corrupt (shorter than expected)" fname
+  | MatitaMoo.Checksum_failure fname ->
+      sprintf "checksum failed for .moo file '%s', please recompile it'" fname
+  | MatitaMoo.Version_mismatch fname ->
+      sprintf
+        (".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
   | exn -> "Uncaught exception: " ^ Printexc.to_string exn