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 moo_content_rev: ast_command list;
65 proof_status: proof_status;
67 objects: (UriManager.uri * string) list;
68 notation_ids: CicNotation.notation_id list;
71 let set_metasenv metasenv status =
73 match status.proof_status with
74 | No_proof -> Intermediate metasenv
75 | Incomplete_proof ((uri, _, proof, ty), goal) ->
76 Incomplete_proof ((uri, metasenv, proof, ty), goal)
77 | Intermediate _ -> Intermediate metasenv
78 | Proof _ -> assert false
80 { status with proof_status = proof_status }
82 let add_moo_content cmds status =
83 let content = status.moo_content_rev in
87 (* prerr_endline ("adding to moo command: " ^ GrafiteAstPp.pp_command cmd); *)
89 | GrafiteAst.Interpretation _
90 | GrafiteAst.Default _ ->
91 if List.mem cmd content then acc
93 | GrafiteAst.Alias _ -> (* move Alias as the last inserted one *)
94 cmd :: (List.filter ((<>) cmd) acc)
98 (* prerr_endline ("new moo content: " ^ String.concat " " (List.map
99 GrafiteAstPp.pp_command content')); *)
100 { status with moo_content_rev = content' }
102 let dump_status status =
103 MatitaLog.message "status.aliases:\n";
105 (DisambiguatePp.pp_environment status.aliases ^ "\n");
106 MatitaLog.message "status.proof_status:";
108 (match status.proof_status with
109 | No_proof -> "no proof\n"
110 | Incomplete_proof _ -> "incomplete proof\n"
111 | Proof _ -> "proof\n"
112 | Intermediate _ -> "Intermediate\n");
113 MatitaLog.message "status.options\n";
114 StringMap.iter (fun k v ->
118 | Int i -> string_of_int i
120 MatitaLog.message (k ^ "::=" ^ v)) status.options;
121 MatitaLog.message "status.coercions\n";
122 MatitaLog.message "status.objects:\n";
125 MatitaLog.message (UriManager.string_of_uri u)) status.objects
128 let get_option status name =
130 StringMap.find name status.options
131 with Not_found -> raise (Option_error (name, "not found"))
133 let get_string_option status name =
134 match get_option status name with
136 | _ -> raise (Option_error (name, "not a string value"))
138 let set_option status name value =
140 let s = Str.global_replace (Str.regexp "//+") "/" s in
141 let s = Str.global_replace (Str.regexp "/$") "" s in
145 [ "baseuri", (`String, mangle_dir);
146 "basedir", (`String, mangle_dir);
151 List.assoc name types
152 with Not_found -> command_error (sprintf "Unknown option \"%s\"" name)
155 match ty_and_mangler with
156 | `String, f -> String (f value)
159 Int (int_of_string (f value))
161 command_error (sprintf "Not an integer value \"%s\"" value))
163 if StringMap.mem name status.options && name = "baseuri" then
164 command_error "Redefinition of 'baseuri' is forbidden."
166 { status with options = StringMap.add name value status.options }
168 (* subset of MatitaConsole.console methods needed by MatitaInterpreter *)
171 method clear : unit -> unit
172 method echo_error : string -> unit
173 method echo_message : string -> unit
174 method wrap_exn : 'a. (unit -> 'a) -> 'a option
175 method choose_uri : string list -> string
176 method show : ?msg:string -> unit -> unit
185 type mathViewer_entry =
186 [ `About of abouts (* current proof *)
187 | `Check of string (* term *)
188 | `Cic of Cic.term * Cic.metasenv
189 | `Dir of string (* "directory" in cic uris namespace *)
190 | `Uri of UriManager.uri (* cic object uri *)
191 | `Whelp of string * UriManager.uri list (* query and results *)
194 let string_of_entry = function
195 | `About `Blank -> "about:blank"
196 | `About `Current_proof -> "about:proof"
197 | `About `Us -> "about:us"
198 | `Check _ -> "check:"
199 | `Cic (_, _) -> "term:"
201 | `Uri uri -> UriManager.string_of_uri uri
202 | `Whelp (query, _) -> query
204 let entry_of_string = function
205 | "about:blank" -> `About `Blank
206 | "about:proof" -> `About `Current_proof
207 | "about:us" -> `About `Us
208 | _ -> (* only about entries supported ATM *)
209 raise (Invalid_argument "entry_of_string")
211 class type mathViewer =
213 (** @param reuse if set reused last opened cic browser otherwise
214 * opens a new one. default is false
216 method show_entry: ?reuse:bool -> mathViewer_entry -> unit
217 method show_uri_list:
218 ?reuse:bool -> entry:mathViewer_entry -> UriManager.uri list -> unit