X-Git-Url: http://matita.cs.unibo.it/gitweb/?p=helm.git;a=blobdiff_plain;f=components%2Fcontent_pres%2FcicNotationParser.mli;fp=components%2Fcontent_pres%2FcicNotationParser.mli;h=134a42c3caf3236c20778c6ba62d64f79580610b;hp=0000000000000000000000000000000000000000;hb=f61af501fb4608cc4fb062a0864c774e677f0d76;hpb=58ae1809c352e71e7b5530dc41e2bfc834e1aef1

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+(* Copyright (C) 2005, 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/
+ *)
+
+exception Parse_error of string
+exception Level_not_found of int
+
+(** {2 Parsing functions} *)
+
+  (** concrete syntax pattern: notation level 1 *)
+val parse_level1_pattern: Ulexing.lexbuf -> CicNotationPt.term
+
+  (** AST pattern: notation level 2 *)
+val parse_level2_ast: Ulexing.lexbuf -> CicNotationPt.term
+val parse_level2_meta: Ulexing.lexbuf -> CicNotationPt.term
+
+(** {2 Grammar extension} *)
+
+type rule_id
+
+val extend:
+  CicNotationPt.term -> (* level 1 pattern *)
+  precedence:int ->
+  associativity:Gramext.g_assoc ->
+  (CicNotationEnv.t -> CicNotationPt.location -> CicNotationPt.term) ->
+    rule_id
+
+val delete: rule_id -> unit
+
+(** {2 Grammar entries}
+ * needed by grafite parser *)
+
+val level2_ast_grammar: Grammar.g
+
+val term : CicNotationPt.term Grammar.Entry.e
+
+val let_defs :
+  (CicNotationPt.term CicNotationPt.capture_variable list * CicNotationPt.term CicNotationPt.capture_variable * CicNotationPt.term * int) list
+    Grammar.Entry.e
+
+val protected_binder_vars :
+  (CicNotationPt.term list * CicNotationPt.term option) Grammar.Entry.e
+
+val parse_term: Ulexing.lexbuf -> CicNotationPt.term
+
+(** {2 Debugging} *)
+
+  (** print "level2_pattern" entry on stdout, flushing afterwards *)
+val print_l2_pattern: unit -> unit
+