1 (* Copyright (C) 2004, HELM Team.
3 * This file is part of HELM, an Hypertextual, Electronic
4 * Library of Mathematics, developed at the Computer Science
5 * Department, University of Bologna, Italy.
7 * HELM is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version 2
10 * of the License, or (at your option) any later version.
12 * HELM is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with HELM; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
22 * For details, see the HELM World-Wide-Web page,
23 * http://helm.cs.unibo.it/
26 let to_string object_to_string b =
27 let layout = ref [] in
28 let rec aux_h current_s =
30 [] -> layout := current_s::!layout
31 | Box.Text (_,s)::tl -> aux_h (current_s ^ s) tl
32 | (Box.Space _)::tl -> aux_h (current_s ^ " ") tl
33 | Box.H (_,bl)::tl -> aux_h current_s (bl@tl)
34 | Box.V (_,[])::tl -> aux_h current_s tl
35 | Box.V (_,[b])::tl -> aux_h current_s (b::tl)
36 | Box.V (_,b::bl')::tl ->
38 aux_h (String.make (String.length current_s) ' ') (Box.V([],bl')::tl)
39 | Box.Object (_,obj)::tl -> aux_h (current_s ^ (object_to_string obj)) tl
40 | (Box.Action _)::tl -> assert false
41 | (Box.Ink _)::tl -> aux_h (current_s ^ "----------") tl
46 let pp_term ?ids_to_uris t =
48 match ids_to_uris with
49 | None -> Hashtbl.create 0
52 String.concat "\n" (to_string CicAstPp.pp_term
53 (Ast2pres.ast2astBox (t, ids_to_uris)))