Inversion principles generation falls back to cases tactic when elim is not

[helm.git] / matita / components / ng_tactics / nTacStatus.mli

diff --git a/matita/components/ng_tactics/nTacStatus.mli b/matita/components/ng_tactics/nTacStatus.mli
index cfb7123bbf0453d90cad5ece72cb4e2d7a5629ff..35e74debf70b315efee950816a8f4a65276c809b 100644 (file)
--- a/matita/components/ng_tactics/nTacStatus.mli
+++ b/matita/components/ng_tactics/nTacStatus.mli
@@ -49,13 +49,13 @@ class type g_pstatus =
   method obj: NCic.obj
  end
 
-class pstatus :
+class virtual pstatus :
  NCic.obj ->
   object ('self)
+   inherit g_pstatus
    inherit GrafiteDisambiguate.status
    inherit auto_status
    inherit eq_status
-   method obj: NCic.obj
    method set_obj: NCic.obj -> 'self
    method set_pstatus: #g_pstatus -> 'self
   end
@@ -107,7 +107,7 @@ val mk_meta:
  #pstatus as 'status -> ?attrs:NCic.meta_attrs -> NCic.context ->
    [ `Decl of cic_term | `Def of cic_term ] -> NCicUntrusted.meta_kind ->
      'status * cic_term
-val instantiate: #pstatus as 'status -> int -> cic_term -> 'status
+val instantiate: #pstatus as 'status -> ?refine:bool -> int -> cic_term -> 'status
 val instantiate_with_ast: #pstatus as 'status -> int -> tactic_term -> 'status
 
 val select_term:
@@ -127,20 +127,20 @@ class type ['stack] g_status =
   method stack: 'stack
  end
 
-class ['stack] status :
+class virtual ['stack] status :
  NCic.obj -> 'stack ->
   object ('self)
+   inherit ['stack] g_status
    inherit pstatus
-   method stack: 'stack
    method set_stack: 'stack -> 'self
    method set_status: 'stack #g_status -> 'self
   end
 
-class type lowtac_status = [unit] status
+class type virtual lowtac_status = [unit] status
 
 type 'status lowtactic = #lowtac_status as 'status -> int -> 'status
 
-class type tac_status = [Continuationals.Stack.t] status
+class type virtual tac_status = [Continuationals.Stack.t] status
 
 val pp_tac_status: #tac_status -> unit