+(* Copyright (C) 2000, 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/.
+ *)
+
(******************************************************************************)
(* *)
(* PROJECT HELM *)
end
;;
+class eltype_letin =
+ object (self)
+
+ inherit cic_term
+
+ method to_cic_term =
+ let n = self#node in
+ let sons = n#sub_nodes
+ and id = string_of_xml_attr (n#attribute "id") in
+ match sons with
+ [s ; t] when
+ s#node_type = Pxp_document.T_element "term" &&
+ t#node_type = Pxp_document.T_element "letintarget" ->
+ let name = cic_attr_of_xml_attr (t#attribute "binder")
+ and source = s#extension#to_cic_term
+ and target = t#extension#to_cic_term in
+ let res = Cic.ALetIn (id,ref None,name,source,target) in
+ register_id id res ;
+ res
+ | _ -> raise (IllFormedXml 12)
+ end
+;;
+
(* The definition of domspec, an hashtable that maps each node type to the *)
(* object that must be linked to it. Used by markup. *)
"CAST", (new D.element_impl (new eltype_cast)) ;
"PROD", (new D.element_impl (new eltype_prod)) ;
"LAMBDA", (new D.element_impl (new eltype_lambda)) ;
+ "LETIN", (new D.element_impl (new eltype_letin)) ;
"APPLY", (new D.element_impl (new eltype_apply)) ;
"CONST", (new D.element_impl (new eltype_const)) ;
"ABST", (new D.element_impl (new eltype_abst)) ;