X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Focaml%2Fcic_transformations%2FtacticAst.ml;h=191323599638b3937ec47bd79adf7a07e58c2b5c;hb=94c9255e1f3095440f4d49ea1d75443a5a343185;hp=76ce8994fd9521b23547a10b1b7d0089ff427cc0;hpb=0aa359c7943ea10c70ae1ec053062c658b28b8ce;p=helm.git

diff --git a/helm/ocaml/cic_transformations/tacticAst.ml b/helm/ocaml/cic_transformations/tacticAst.ml
index 76ce8994f..191323599 100644
--- a/helm/ocaml/cic_transformations/tacticAst.ml
+++ b/helm/ocaml/cic_transformations/tacticAst.ml
@@ -25,58 +25,52 @@
 
 type direction = [ `Left | `Right ]
 type reduction_kind = [ `Reduce | `Simpl | `Whd | `Normalize ]
-(* type 'term pattern = Pattern of 'term *)
-
-  (* everywhere includes goal and hypotheses *)
-type 'term pattern = [ `Goal | `Everywhere ]
-
-  (* when an 'ident option is None, the default is to apply the tactic
-  to the current goal *)
 
 type loc = CicAst.location
 
+type ('term, 'ident) pattern =
+  ('ident * 'term) list * 'term option
+
 type ('term, 'ident) tactic =
   | Absurd of loc * 'term
   | Apply of loc * 'term
-  | Auto of loc * int option
   | Assumption of loc
-  | Change of loc * 'term * 'term * 'ident option (* what, with what, where *)
-  | Change_pattern of loc * 'term pattern * 'term * 'ident option
-      (* what, with what, where *)
+  | Auto of loc * int option * int option (* depth, width *)
+  | Change of loc * 'term * 'term * ('term,'ident) pattern (* what, with what, where *)
+  | Clear of loc * 'ident
+  | ClearBody of loc * 'ident
+  | Compare of loc * 'term
+  | Constructor of loc * int
   | Contradiction of loc
-  | Cut of loc * 'term
-  | Decompose of loc * 'ident * 'ident list (* where, which principles *)
-  | Discriminate of loc * 'ident
+  | Cut of loc * 'ident option * 'term
+  | DecideEquality of loc
+  | Decompose of loc * 'term
+  | Discriminate of loc * 'term
   | Elim of loc * 'term * 'term option (* what to elim, which principle to use *)
   | ElimType of loc * 'term
   | Exact of loc * 'term
   | Exists of loc
-  | Fold of loc * reduction_kind * 'term
+  | Fail of loc
+  | Fold of loc * reduction_kind * 'term * ('term, 'ident) pattern
   | Fourier of loc
+  | FwdSimpl of loc * 'term
+  | Generalize of loc * 'term * 'ident option * ('term, 'ident) pattern
   | Goal of loc * int (* change current goal, argument is goal number 1-based *)
-  | Injection of loc * 'ident
+  | IdTac of loc
+  | Injection of loc * 'term
   | Intros of loc * int option * 'ident list
+  | LApply of loc * 'term option * 'term * 'ident option
   | Left of loc
   | LetIn of loc * 'term * 'ident
-(*   | Named_intros of loc * 'ident list (* joined with Intros above *) *)
-(*   | Reduce of loc * reduction_kind * 'term pattern * 'ident option (* what, where *) *)
-  | ReduceAt of loc * reduction_kind * 'ident * 'term
-  | Reduce of loc * reduction_kind * ('term list * 'term pattern) option
-      (* kind, (what, where)
-      * if second argument is None, reduction is applied to the current goal,
-      * otherwise to each occurrence of loc * terms given in list occuring in term
-      * pattern *)
+  | Reduce of loc * reduction_kind * ('term, 'ident) pattern 
   | Reflexivity of loc
-  | Replace of loc * 'term * 'term (* what, with what *)
-  | Replace_pattern of loc * 'term pattern * 'term
-  | Rewrite of loc * direction * 'term * 'ident option
+  | Replace of loc * ('term, 'ident) pattern * 'term
+  | Rewrite of loc * direction * 'term * ('term, 'ident) pattern
   | Right of loc
   | Ring of loc
   | Split of loc
   | Symmetry of loc
   | Transitivity of loc * 'term
-  | FwdSimpl of loc * 'ident
-  | LApply of loc * 'term * ('ident * 'term) list
 
 type thm_flavour =
   [ `Definition
@@ -134,6 +128,7 @@ type obj =
 
 type ('term,'obj) command =
   | Set of loc * string * string
+  | Drop of loc
   | Qed of loc
       (** name.
        * Name is needed when theorem was started without providing a name
@@ -145,9 +140,7 @@ type ('term,'obj) command =
 
 type ('term, 'ident) tactical =
   | Tactic of loc * ('term, 'ident) tactic
-  | Fail of loc
   | Do of loc * int * ('term, 'ident) tactical
-  | IdTac of loc
   | Repeat of loc * ('term, 'ident) tactical
   | Seq of loc * ('term, 'ident) tactical list (* sequential composition *)
   | Then of loc * ('term, 'ident) tactical * ('term, 'ident) tactical list