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[helm.git] / helm / ocaml / mathql_generator / cGLocateInductive.ml

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+(* 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/.
+ *)
+
+(*  AUTOR: Ferruccio Guidi <fguidi@cs.unibo.it>
+ *)
+
+(* $Id$ *)
+
+exception NotAnInductiveDefinition
+
+let get_constraints = function
+   | Cic.MutInd (uri, t, _) -> 
+      let uri = UriManager.string_of_uriref (uri, [t]) in
+      let constr_obj =
+       [(`InHypothesis, uri); (`MainHypothesis (Some 0), uri)]
+      in
+      let constr_rel = [`MainConclusion None] in
+      let constr_sort = [(`MainHypothesis (Some 1), MQGTypes.Prop)] in
+      (constr_obj, constr_rel, constr_sort)
+   | _                      -> raise NotAnInductiveDefinition