branch for universe

[helm.git] / components / tactics / universe.mli

diff --git a/components/tactics/universe.mli b/components/tactics/universe.mli
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+(* Copyright (C) 2002, 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 universe
+
+val empty : universe
+
+(* retrieves the list of term that hopefully unify *)
+val get_candidates: universe -> Cic.term -> Cic.term list
+
+(* index [univ] [key] [term] *)
+val index: universe -> Cic.term -> Cic.term -> universe
+
+(* collapse non-indexable terms, removing coercions an unfolding the head
+ * constant if any *)
+val keys: Cic.context -> Cic.term -> Cic.term list
+
+(* collapse non-indexable terms, not removing coercions *)
+val key: Cic.term -> Cic.term 
+
+(* indexes the term and its unfolded both without coercions *)
+val index_term_and_unfolded_term: 
+  universe -> Cic.context -> Cic.term -> Cic.term -> universe
+
+(* indexex the term without coercions, with coercions and unfolded without
+ * coercions *)
+val index_local_term: 
+  universe -> Cic.context -> Cic.term -> Cic.term -> universe
+
+(* pairs are (term,ty) *)
+val index_list: 
+    universe -> Cic.context -> (Cic.term*Cic.term) list -> universe
+val remove:
+  universe -> Cic.context -> Cic.term -> Cic.term -> universe
+val remove_uri:
+  universe -> UriManager.uri -> universe