Inverters/Inversion:

[helm.git] / helm / software / components / grafite_engine / grafiteEngine.ml

diff --git a/helm/software/components/grafite_engine/grafiteEngine.ml b/helm/software/components/grafite_engine/grafiteEngine.ml
index 9fa8dbb000a30e17e20b5f221b142b5cf77db098..310f3793fe943458490b3f29016c0c548713e599 100644 (file)
--- a/helm/software/components/grafite_engine/grafiteEngine.ml
+++ b/helm/software/components/grafite_engine/grafiteEngine.ml
@@ -534,8 +534,8 @@ let index_obj_for_auto status (uri, height, _, _, kind) =
   | NCic.Fixpoint _ -> []
   | NCic.Inductive _ -> []
   | NCic.Constant (_,_,_, ty, _) ->
-      [ ty, NCic.Const(NReference.reference_of_spec 
-              uri (NReference.Def height)) ]
+      let ty = (* saturare *) ty in
+      [ty,NCic.Const(NReference.reference_of_spec uri (NReference.Def height))]
  in
  let status = basic_index_obj data status in
  let dump = record_index_obj data :: status#dump in
@@ -692,7 +692,7 @@ let eval_ng_tac tac =
           (text,prefix_len,concl))
        ) seqs)
   | GrafiteAst.NAuto (_loc, (l,a)) ->
-      NTactics.auto_tac
+      NAuto.auto_tac
        ~params:(List.map (fun x -> "",0,x) l,a)
   | GrafiteAst.NBranch _ -> NTactics.branch_tac 
   | GrafiteAst.NCases (_loc, what, where) ->
@@ -826,7 +826,29 @@ let rec eval_ncommand opts status (text,prefix_len,cmd) =
                | NCicTypeChecker.TypeCheckerFailure _ ->
                   HLog.warn "error in generating projection/eliminator";
                   status,uris
-             ) (status,`New [] (* uris *)) boxml in
+             ) (status,`New [] (* uris *)) boxml in             
+           let _,_,_,_,nobj = obj in 
+           let status = match nobj with
+               NCic.Inductive (true,leftno,[it],_) ->
+                 let _,ind_name,ty,cl = it in
+                 List.fold_left 
+                   (fun status outsort ->
+                      let status = status#set_ng_mode `ProofMode in
+                      try
+                       (let status,invobj = NInversion.mk_inverter 
+                                      (ind_name ^ "_inv_" ^ (snd (NCicElim.ast_of_sort outsort))) 
+                                      it leftno outsort status status#baseuri in
+                       let _,_,menv,_,_ = invobj in
+                       fst (match menv with
+                             [] -> eval_ncommand opts status ("",0,GrafiteAst.NQed Stdpp.dummy_loc)
+                           | _ -> status,`New []))
+                      with _ -> HLog.warn "error in generating inversion principle"; 
+                                let status = status#set_ng_mode `CommandMode in status)
+                  status
+                  (NCic.Prop::
+                    List.map (fun s -> NCic.Type s) (NCicEnvironment.get_universes ()))
+              | _ -> status
+           in
            let coercions =
             match obj with
               _,_,_,_,NCic.Inductive