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[helm.git] / helm / software / matita / matitaExcPp.ml

diff --git a/helm/software/matita/matitaExcPp.ml b/helm/software/matita/matitaExcPp.ml
index a2da0c3e0d99eedeef5cd2c0d4afc07df83e9304..24f25c5029d1c0941cd4aaae836ada8dda72bc75 100644 (file)
--- a/helm/software/matita/matitaExcPp.ml
+++ b/helm/software/matita/matitaExcPp.ml
@@ -159,6 +159,8 @@ let rec to_string =
      snd (to_string e)
   | NCicEnvironment.BadConstraint msg ->
      None, "NCicEnvironment bad constraint: " ^ Lazy.force msg
+  | NCicUnification.UnificationFailure msg ->
+     None, "NCicUnification failure: " ^ Lazy.force msg
   | CicTypeChecker.TypeCheckerFailure msg ->
      None, "Type checking error: " ^ Lazy.force msg
   | CicTypeChecker.AssertFailure msg ->
@@ -169,8 +171,10 @@ let rec to_string =
      None, ("Disambiguation choice not found: " ^ Lazy.force msg)
   | MatitaEngine.EnrichedWithStatus (exn,_) ->
      None, "EnrichedWithStatus "^snd(to_string exn)
-  | NTacStatus.Error msg ->
-     None, "NTactic error: " ^ Lazy.force msg
+  | NTacStatus.Error (msg,None) ->
+     None, "NTactic error: " ^ Lazy.force msg 
+  | NTacStatus.Error (msg,Some exn) ->
+     None, "NTactic error: " ^ Lazy.force msg ^ "\n" ^ snd(to_string exn)
   | MultiPassDisambiguator.DisambiguationError (offset,errorll) ->
      let loc =
       match errorll with