+++ /dev/null
-(* 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/
- *)
-
-open GrafiteAst
-
-type notation_id =
- | RuleId of CicNotationParser.rule_id
- | InterpretationId of CicNotationRew.interpretation_id
- | PrettyPrinterId of CicNotationRew.pretty_printer_id
-
-let process_notation st =
- match st with
- | Notation (loc, dir, l1, associativity, precedence, l2) ->
- let rule_id =
- if dir <> Some `RightToLeft then
- [ RuleId (CicNotationParser.extend l1 ?precedence ?associativity
- (fun env loc -> CicNotationFwd.instantiate_level2 env l2)) ]
- else
- []
- in
- let pp_id =
- if dir <> Some `LeftToRight then
- [ PrettyPrinterId
- (CicNotationRew.add_pretty_printer ?precedence ?associativity
- l2 l1) ]
- else
- []
- in
- st, rule_id @ pp_id
- | Interpretation (loc, dsc, l2, l3) ->
- let interp_id = CicNotationRew.add_interpretation dsc l2 l3 in
- st, [ InterpretationId interp_id ]
- | st -> st, []
-
-let remove_notation = function
- | RuleId id -> CicNotationParser.delete id
- | PrettyPrinterId id -> CicNotationRew.remove_pretty_printer id
- | InterpretationId id -> CicNotationRew.remove_interpretation id
-
-let load_notation fname =
- let ic = open_in fname in
- let lexbuf = Ulexing.from_utf8_channel ic in
- try
- while true do
- match GrafiteParser.parse_statement lexbuf with
- | Executable (_, Command (_, cmd)) -> ignore (process_notation cmd)
- | _ -> ()
- done
- with End_of_file -> close_in ic
-
-let get_all_notations () =
- List.map
- (fun (interp_id, dsc) ->
- InterpretationId interp_id, "interpretation: " ^ dsc)
- (CicNotationRew.get_all_interpretations ())
-
-let get_active_notations () =
- List.map (fun id -> InterpretationId id)
- (CicNotationRew.get_active_interpretations ())
-
-let set_active_notations ids =
- let interp_ids =
- HExtlib.filter_map
- (function InterpretationId interp_id -> Some interp_id | _ -> None)
- ids
- in
- CicNotationRew.set_active_interpretations interp_ids
-