1 (* Copyright (C) 2004-2005, 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/
28 (** user hit the cancel button *)
31 (** statement invoked in the wrong context (e.g. tactic with no ongoing proof)
33 exception Statement_error of string
34 let statement_error msg = raise (Statement_error msg)
36 exception Command_error of string
37 let command_error msg = raise (Command_error msg)
39 (** parameters are: option name, error message *)
40 exception Option_error of string * string
42 exception Unbound_identifier of string
46 | Incomplete_proof of ProofEngineTypes.status
47 | Proof of ProofEngineTypes.proof
48 | Intermediate of Cic.metasenv
49 (* Status in which the proof could be while it is being processed by the
50 * engine. No status entering/exiting the engine could be in it. *)
52 module StringMap = Map.Make (String)
57 type options = option_value StringMap.t
58 let no_options = StringMap.empty
61 aliases : DisambiguateTypes.environment;
62 moo_content_rev : string list;
63 proof_status : proof_status;
65 objects : (UriManager.uri * string) list;
66 notation_ids: CicNotation.notation_id list;
69 let dump_status status =
70 MatitaLog.message "status.aliases:\n";
72 (DisambiguatePp.pp_environment status.aliases ^ "\n");
73 MatitaLog.message "status.proof_status:";
75 (match status.proof_status with
76 | No_proof -> "no proof\n"
77 | Incomplete_proof _ -> "incomplete proof\n"
78 | Proof _ -> "proof\n"
79 | Intermediate _ -> "Intermediate\n");
80 MatitaLog.message "status.options\n";
81 StringMap.iter (fun k v ->
85 | Int i -> string_of_int i
87 MatitaLog.message (k ^ "::=" ^ v)) status.options;
88 MatitaLog.message "status.coercions\n";
89 MatitaLog.message "status.objects:\n";
92 MatitaLog.message (UriManager.string_of_uri u)) status.objects
95 let get_option status name =
97 StringMap.find name status.options
98 with Not_found -> raise (Option_error (name, "not found"))
100 let get_string_option status name =
101 match get_option status name with
103 | _ -> raise (Option_error (name, "not a string value"))
105 let set_option status name value =
107 let s = Str.global_replace (Str.regexp "//+") "/" s in
108 let s = Str.global_replace (Str.regexp "/$") "" s in
112 [ "baseuri", (`String, mangle_dir);
113 "basedir", (`String, mangle_dir);
118 List.assoc name types
119 with Not_found -> command_error (sprintf "Unknown option \"%s\"" name)
122 match ty_and_mangler with
123 | `String, f -> String (f value)
126 Int (int_of_string (f value))
128 command_error (sprintf "Not an integer value \"%s\"" value))
130 if StringMap.mem name status.options && name = "baseuri" then
131 command_error "Redefinition of 'baseuri' is forbidden."
133 { status with options = StringMap.add name value status.options }
135 (* subset of MatitaConsole.console methods needed by MatitaInterpreter *)
138 method clear : unit -> unit
139 method echo_error : string -> unit
140 method echo_message : string -> unit
141 method wrap_exn : 'a. (unit -> 'a) -> 'a option
142 method choose_uri : string list -> string
143 method show : ?msg:string -> unit -> unit
152 type mathViewer_entry =
153 [ `About of abouts (* current proof *)
154 | `Check of string (* term *)
155 | `Cic of Cic.term * Cic.metasenv
156 | `Dir of string (* "directory" in cic uris namespace *)
157 | `Uri of UriManager.uri (* cic object uri *)
158 | `Whelp of string * UriManager.uri list (* query and results *)
161 let string_of_entry = function
162 | `About `Blank -> "about:blank"
163 | `About `Current_proof -> "about:proof"
164 | `About `Us -> "about:us"
165 | `Check _ -> "check:"
166 | `Cic (_, _) -> "term:"
168 | `Uri uri -> UriManager.string_of_uri uri
169 | `Whelp (query, _) -> query
171 let entry_of_string = function
172 | "about:blank" -> `About `Blank
173 | "about:proof" -> `About `Current_proof
174 | "about:us" -> `About `Us
175 | _ -> (* only about entries supported ATM *)
176 raise (Invalid_argument "entry_of_string")
178 class type mathViewer =
180 (** @param reuse if set reused last opened cic browser otherwise
181 * opens a new one. default is false
183 method show_entry: ?reuse:bool -> mathViewer_entry -> unit
184 method show_uri_list:
185 ?reuse:bool -> entry:mathViewer_entry -> UriManager.uri list -> unit