Add support for proving cases in a different order

[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 a51435e24d3eceba991eb49c48d38fd56567c4e2..e477004847961515d090e6250e94d0bd41bd4ae3 100644 (file)
--- a/matita/components/ng_tactics/nTacStatus.mli
+++ b/matita/components/ng_tactics/nTacStatus.mli
@@ -14,17 +14,48 @@
 exception Error of string lazy_t * exn option
 val fail: ?exn:exn -> string lazy_t -> 'a
 
+type automation_cache = NDiscriminationTree.DiscriminationTree.t
+type unit_eq_cache = NCicParamod.state
+
+class type g_eq_status =
+ object
+   method eq_cache : unit_eq_cache 
+ end
+
+class eq_status :
+ object('self)
+  inherit g_eq_status
+  method set_eq_cache: unit_eq_cache -> 'self
+  method set_eq_status: #g_eq_status -> 'self
+ end
+
+class type g_auto_status =
+ object
+  method auto_cache : automation_cache
+ end
+
+class auto_status :
+ object('self)
+  inherit g_auto_status
+  method set_auto_cache: automation_cache -> 'self
+  method set_auto_status: #g_auto_status -> 'self
+ end
+
 class type g_pstatus =
  object
-  inherit NEstatus.g_status
+  inherit GrafiteDisambiguate.g_status
+  inherit g_auto_status
+  inherit g_eq_status
   method obj: NCic.obj
  end
 
-class pstatus :
+class virtual pstatus :
  NCic.obj ->
   object ('self)
-   inherit NEstatus.status
-   method obj: NCic.obj
+   inherit g_pstatus
+   inherit GrafiteDisambiguate.status
+   inherit auto_status
+   inherit eq_status
    method set_obj: NCic.obj -> 'self
    method set_pstatus: #g_pstatus -> 'self
   end
@@ -39,12 +70,12 @@ val term_of_cic_term :
 
 val mk_cic_term : NCic.context -> NCic.term -> cic_term
 val disambiguate:
- #pstatus as 'status -> NCic.context -> tactic_term -> cic_term option ->
+ #pstatus as 'status -> NCic.context -> tactic_term -> cic_term NCicRefiner.expected_type ->
   'status * cic_term (* * cic_term XXX *)
 
 val analyse_indty: 
  #pstatus as 'status -> cic_term -> 
-  'status * (NReference.reference * int * NCic.term list * NCic.term list)
+  'status * (NReference.reference * int * NCic.term list * NCic.term list * NCic.constructor list)
 
 val ppterm: #pstatus -> cic_term -> string
 val ppcontext: #pstatus -> NCic.context -> string
@@ -54,12 +85,14 @@ val whd:
 val normalize: 
  #pstatus as 'status -> ?delta:int -> NCic.context -> cic_term ->
   'status * cic_term 
+val are_convertible: 
+ #pstatus as 'status -> NCic.context -> cic_term -> cic_term -> 'status * bool
 val typeof: 
  #pstatus as 'status -> NCic.context -> cic_term -> 'status * cic_term
 val unify: 
  #pstatus as 'status -> NCic.context -> cic_term -> cic_term -> 'status
 val refine: 
- #pstatus as 'status -> NCic.context -> cic_term -> cic_term option -> 
+ #pstatus as 'status -> NCic.context -> cic_term -> cic_term NCicRefiner.expected_type -> 
   'status * cic_term * cic_term (* status, term, type *)
 val apply_subst:
  #pstatus as 'status -> NCic.context -> cic_term -> 'status * cic_term
@@ -76,7 +109,7 @@ 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:
@@ -96,20 +129,20 @@ 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