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
60 type ast_command = (CicNotationPt.term, GrafiteAst.obj) GrafiteAst.command
63 aliases: DisambiguateTypes.environment;
64 multi_aliases: DisambiguateTypes.multiple_environment;
65 moo_content_rev: ast_command list;
66 proof_status: proof_status;
68 objects: (UriManager.uri * string) list;
69 notation_ids: CicNotation.notation_id list;
72 let set_metasenv metasenv status =
74 match status.proof_status with
75 | No_proof -> Intermediate metasenv
76 | Incomplete_proof ((uri, _, proof, ty), goal) ->
77 Incomplete_proof ((uri, metasenv, proof, ty), goal)
78 | Intermediate _ -> Intermediate metasenv
79 | Proof _ -> assert false
81 { status with proof_status = proof_status }
83 let add_moo_content cmds status =
84 let content = status.moo_content_rev in
88 (* prerr_endline ("adding to moo command: " ^ GrafiteAstPp.pp_command cmd); *)
90 | GrafiteAst.Interpretation _
91 | GrafiteAst.Default _ ->
92 if List.mem cmd content then acc
94 | GrafiteAst.Alias _ -> (* move Alias as the last inserted one *)
95 cmd :: (List.filter ((<>) cmd) acc)
99 (* prerr_endline ("new moo content: " ^ String.concat " " (List.map
100 GrafiteAstPp.pp_command content')); *)
101 { status with moo_content_rev = content' }
103 let dump_status status =
104 MatitaLog.message "status.aliases:\n";
106 (DisambiguatePp.pp_environment status.aliases ^ "\n");
107 MatitaLog.message "status.proof_status:";
109 (match status.proof_status with
110 | No_proof -> "no proof\n"
111 | Incomplete_proof _ -> "incomplete proof\n"
112 | Proof _ -> "proof\n"
113 | Intermediate _ -> "Intermediate\n");
114 MatitaLog.message "status.options\n";
115 StringMap.iter (fun k v ->
119 | Int i -> string_of_int i
121 MatitaLog.message (k ^ "::=" ^ v)) status.options;
122 MatitaLog.message "status.coercions\n";
123 MatitaLog.message "status.objects:\n";
126 MatitaLog.message (UriManager.string_of_uri u)) status.objects
129 let get_option status name =
131 StringMap.find name status.options
132 with Not_found -> raise (Option_error (name, "not found"))
134 let get_string_option status name =
135 match get_option status name with
137 | _ -> raise (Option_error (name, "not a string value"))
139 let set_option status name value =
141 let s = Str.global_replace (Str.regexp "//+") "/" s in
142 let s = Str.global_replace (Str.regexp "/$") "" s in
146 [ "baseuri", (`String, mangle_dir);
147 "basedir", (`String, mangle_dir);
152 List.assoc name types
153 with Not_found -> command_error (sprintf "Unknown option \"%s\"" name)
156 match ty_and_mangler with
157 | `String, f -> String (f value)
160 Int (int_of_string (f value))
162 command_error (sprintf "Not an integer value \"%s\"" value))
164 if StringMap.mem name status.options && name = "baseuri" then
165 command_error "Redefinition of 'baseuri' is forbidden."
167 { status with options = StringMap.add name value status.options }
169 (* subset of MatitaConsole.console methods needed by MatitaInterpreter *)
172 method clear : unit -> unit
173 method echo_error : string -> unit
174 method echo_message : string -> unit
175 method wrap_exn : 'a. (unit -> 'a) -> 'a option
176 method choose_uri : string list -> string
177 method show : ?msg:string -> unit -> unit
186 type mathViewer_entry =
187 [ `About of abouts (* current proof *)
188 | `Check of string (* term *)
189 | `Cic of Cic.term * Cic.metasenv
190 | `Dir of string (* "directory" in cic uris namespace *)
191 | `Uri of UriManager.uri (* cic object uri *)
192 | `Whelp of string * UriManager.uri list (* query and results *)
195 let string_of_entry = function
196 | `About `Blank -> "about:blank"
197 | `About `Current_proof -> "about:proof"
198 | `About `Us -> "about:us"
199 | `Check _ -> "check:"
200 | `Cic (_, _) -> "term:"
202 | `Uri uri -> UriManager.string_of_uri uri
203 | `Whelp (query, _) -> query
205 let entry_of_string = function
206 | "about:blank" -> `About `Blank
207 | "about:proof" -> `About `Current_proof
208 | "about:us" -> `About `Us
209 | _ -> (* only about entries supported ATM *)
210 raise (Invalid_argument "entry_of_string")
212 class type mathViewer =
214 (** @param reuse if set reused last opened cic browser otherwise
215 * opens a new one. default is false
217 method show_entry: ?reuse:bool -> mathViewer_entry -> unit
218 method show_uri_list:
219 ?reuse:bool -> entry:mathViewer_entry -> UriManager.uri list -> unit