test branch

[helm.git] / helm / ocaml / tactics / tacticals.mli

diff --git a/helm/ocaml/tactics/tacticals.mli b/helm/ocaml/tactics/tacticals.mli
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+(* Copyright (C) 2002, HELM Team.
+ * 
+ * This file is part of HELM, an Hypertextual, Electronic
+ * Library of Mathematics, developed at the Computer Science
+ * Department, University of Bologna, Italy.
+ * 
+ * HELM is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ * 
+ * HELM is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with HELM; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+ * MA  02111-1307, USA.
+ * 
+ * For details, see the HELM World-Wide-Web page,
+ * http://cs.unibo.it/helm/.
+ *)
+
+val id_tac : ProofEngineTypes.tactic
+val fail_tac: ProofEngineTypes.tactic
+
+(* module type Status =
+ sig
+|+    type external_input_status +|
+   type input_status
+   type output_status
+|+    type external_output_status +|
+
+|+    val internalize: external_input_status -> input_status
+   val externalize: output_status -> external_output_status +|
+
+   type tactic
+
+   val mk_tactic : (input_status -> output_status) -> tactic
+   val apply_tactic : tactic -> input_status -> output_status
+
+   val id_tac : tactic
+
+   val goals : output_status -> ProofEngineTypes.goal list
+   val get_stack : input_status -> stack
+   val set_stack : stack -> output_status -> output_status
+
+   val inject : input_status -> output_status
+   val focus : goal -> output_status -> input_status
+ end *)
+
+module type T =
+sig
+  type tactic
+
+  val first: tactics: (string * tactic) list -> tactic
+  val thens: start: tactic -> continuations: tactic list -> tactic
+  val then_: start: tactic -> continuation: tactic -> tactic
+  val seq: tactics: tactic list -> tactic (** "folding" of then_ *)
+  val repeat_tactic: tactic: tactic -> tactic
+  val do_tactic: n: int -> tactic: tactic -> tactic 
+  val try_tactic: tactic: tactic -> tactic 
+  val solve_tactics: tactics: (string * tactic) list -> tactic
+
+(*   module C:
+  sig *)
+  val tactic: tactic -> tactic  (** apply tactic to all goal in env *)
+  val skip: tactic
+  val dot: tactic
+  val semicolon: tactic
+  val branch: tactic
+  val shift: tactic
+  val pos: int -> tactic
+  val merge: tactic
+  val focus: int list -> tactic
+  val unfocus: tactic
+(*   end *)
+end
+
+module Make (S: Continuationals.Status) : T with type tactic = S.tactic
+
+include T with type tactic = ProofEngineTypes.tactic
+
+(* TODO temporary *)
+val goals_diff:
+  before:ProofEngineTypes.goal list ->
+  after:ProofEngineTypes.goal list ->
+  opened:ProofEngineTypes.goal list ->
+    ProofEngineTypes.goal list * ProofEngineTypes.goal list
+