This commit was manufactured by cvs2svn to create branch 'moogle'.

[helm.git] / helm / ocaml / cic_transformations / tacticAstPp.ml

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-(* Copyright (C) 2004, 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://helm.cs.unibo.it/
- *)
-
-open Printf
-
-open TacticAst
-
-let pp_term term = CicAstPp.pp_term term
-
-let pp_idents idents = "[" ^ String.concat "; " idents ^ "]"
-
-let pp_reduction_kind = function
-  | `Reduce -> "reduce"
-  | `Simpl -> "simpl"
-  | `Whd -> "whd"
-
-let rec pp_tactic = function
-  | LocatedTactic (loc, tac) -> pp_tactic tac
-  | Absurd -> "absurd"
-  | Apply term -> "apply " ^ pp_term term
-  | Assumption -> "assumption"
-  | Change (t1, t2, where) ->
-      sprintf "change %s with %s%s" (pp_term t1) (pp_term t2)
-        (match where with None -> "" | Some ident -> "in " ^ ident)
-  | Change_pattern (_, _, _) -> assert false  (* TODO *)
-  | Contradiction -> "contradiction"
-  | Cut term -> "cut " ^ pp_term term
-  | Decompose (ident, principles) ->
-      sprintf "decompose %s %s" (pp_idents principles) ident
-  | Discriminate ident -> "discriminate " ^ ident
-  | Elim (term, using) ->
-      sprintf "elim " ^ pp_term term ^
-      (match using with None -> "" | Some term -> " using " ^ pp_term term)
-  | ElimType term -> "elim type " ^ pp_term term
-  | Exact term -> "exact " ^ pp_term term
-  | Exists -> "exists"
-  | Fold (kind, term) ->
-      sprintf "fold %s %s" (pp_reduction_kind kind) (pp_term term)
-  | Fourier -> "fourier"
-  | Injection ident -> "injection " ^ ident
-  | Intros (num, idents) ->
-      sprintf "intros%s%s"
-        (match num with None -> "" | Some num -> " " ^ string_of_int num)
-        (match idents with [] -> "" | idents -> " " ^ pp_idents idents)
-  | Left -> "left"
-  | LetIn (term, ident) -> sprintf "let %s in %s" (pp_term term) ident
-  | Reduce (_, _, _) -> assert false  (* TODO *)
-  | Reflexivity -> "reflexivity"
-  | Replace (t1, t2) -> sprintf "replace %s with %s" (pp_term t1) (pp_term t2)
-  | Replace_pattern (_, _) -> assert false  (* TODO *)
-  | Rewrite (_, _, _) -> assert false (* TODO *)
-  | Right -> "right"
-  | Ring -> "ring"
-  | Split -> "split"
-  | Symmetry -> "symmetry"
-  | Transitivity term -> "transitivity " ^ pp_term term
-
-let pp_flavour = function
-  | `Definition -> "Definition"
-  | `Fact -> "Fact"
-  | `Goal -> "Goal"
-  | `Lemma -> "Lemma"
-  | `Remark -> "Remark"
-  | `Theorem -> "Theorem"
-
-let pp_command = function
-  | Abort -> "Abort"
-  | Check term -> sprintf "Check %s" (CicAstPp.pp_term term)
-  | Proof -> "Proof"
-  | Qed name ->
-      (match name with None -> "Qed" | Some name -> sprintf "Save %s" name)
-  | Quit -> "Quit"
-  | Theorem (flavour, name, typ, body) ->
-      sprintf "%s %s: %s %s"
-        (pp_flavour flavour)
-        (match name with None -> "" | Some name -> name)
-        (CicAstPp.pp_term typ)
-        (match body with
-        | None -> ""
-        | Some body -> "\\def " ^ CicAstPp.pp_term body)
-
-let rec pp_tactical = function
-  | LocatedTactical (loc, tac) -> pp_tactical tac
-
-  | Tactic tac -> pp_tactic tac
-  | Command cmd -> pp_command cmd
-
-  | Fail -> "fail"
-  | Do (count, tac) -> sprintf "do %d %s" count (pp_tactical tac)
-  | IdTac -> "id"
-  | Repeat tac -> "repeat " ^ pp_tactical tac
-  | Seq tacs -> pp_tacticals tacs
-  | Then (tac, tacs) -> sprintf "%s [%s]" (pp_tactical tac) (pp_tacticals tacs)
-  | Tries tacs -> sprintf "tries [%s]" (pp_tacticals tacs)
-  | Try tac -> "try " ^ pp_tactical tac
-
-and pp_tacticals tacs = String.concat "; " (List.map pp_tactical tacs)
-
-let pp_tactical tac = pp_tactical tac ^ "."
-