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[helm.git] / components / cic_proof_checking / cicLogger.mli

diff --git a/components/cic_proof_checking/cicLogger.mli b/components/cic_proof_checking/cicLogger.mli
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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/.
+ *)
+
+type msg =
+ [ `Start_type_checking of UriManager.uri
+ | `Type_checking_completed of UriManager.uri
+ | `Trusting of UriManager.uri
+ ]
+
+  (** Stateless logging. Each message is logged with indentation level 1 *)
+val log: msg -> unit
+
+  (** Stateful logging. Each `Start_type_checing message increase the
+  * indentation level by 1, each `Type_checking_completed message decrease it by
+  * the same amount. *)
+class logger:
+  object
+    method log: msg -> unit
+  end
+