1 (* Copyright (C) 2004, HELM Team.
3 * This file is part of HELM, an Hypertextual, Electronic
4 * Library of Mathematics, developed at the Computer Science
5 * Department, University of Bologna, Italy.
7 * HELM is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version 2
10 * of the License, or (at your option) any later version.
12 * HELM is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with HELM; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
22 * For details, see the HELM World-Wide-Web page,
23 * http://helm.cs.unibo.it/
26 open DisambiguateTypes
28 (** {2 Choice registration low-level interface} *)
30 (** to be raised when a choice is invalid due to some given parameter (e.g.
31 * wrong number of Cic.term arguments received) *)
32 exception Invalid_choice
34 (** raised by lookup_XXXX below *)
35 exception Choice_not_found of string
37 (** register a new symbol choice *)
38 val add_symbol_choice: string -> codomain_item -> unit
40 (** register a new number choice *)
41 val add_num_choice: codomain_item -> unit
43 (** {2 Choice registration high-level interface} *)
47 * @param term cic application head *)
48 val add_binary_op: string -> string -> Cic.term -> unit
52 * @param term cic application head *)
53 val add_unary_op: string -> string -> Cic.term -> unit
55 (** {2 Choices lookup}
56 * for user defined aliases *)
58 (** @param symbol symbol as per AST *)
59 val lookup_symbol_choices: string -> codomain_item list
61 val lookup_num_choices: unit -> codomain_item list
63 (** @param symbol symbol as per AST
64 * @param dsc description (1st component of codomain_item)
66 val lookup_symbol_by_dsc: string -> string -> codomain_item
68 (** @param dsc description (1st component of codomain_item) *)
69 val lookup_num_by_dsc: string -> codomain_item