new module: expansion from tex like macros to utf8 strings

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

diff --git a/helm/ocaml/cic_transformations/boxPp.ml b/helm/ocaml/cic_transformations/boxPp.ml
index 922d5c6a6f9416dd991e78e1124f323a50e4cc4c..ea6813cf2efb8dcb005ddd74eda62f7ad3b99468 100644 (file)
--- a/helm/ocaml/cic_transformations/boxPp.ml
+++ b/helm/ocaml/cic_transformations/boxPp.ml
@@ -1,3 +1,27 @@
+(* 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/
+ *)
 
 let to_string object_to_string b =
   let layout = ref [] in
@@ -5,7 +29,7 @@ let to_string object_to_string b =
     function
        [] -> layout := current_s::!layout
       | Box.Text (_,s)::tl -> aux_h (current_s ^ s) tl
-      | (Box.Space _)::_ -> assert false
+      | (Box.Space _)::tl -> aux_h (current_s ^ " ") tl
       | Box.H (_,bl)::tl -> aux_h current_s (bl@tl)
       | Box.V (_,[])::tl -> aux_h current_s tl
       | Box.V (_,[b])::tl -> aux_h current_s (b::tl)
@@ -18,4 +42,6 @@ let to_string object_to_string b =
     aux_h "" [b] ;
     List.rev !layout
 
-let pp_term t = String.concat "\n" (to_string CicAstPp.pp_term (Ast2pres.ast2box t))
+let pp_term t =
+  String.concat "\n" (to_string CicAstPp.pp_term (Ast2pres.ast2box t))
+