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/
30 let debug_print = if debug then prerr_endline else ignore
32 (** raised when one of the script margins (top or bottom) is reached *)
35 let safe_substring s i j =
36 try String.sub s i j with Invalid_argument _ -> assert false
38 let heading_nl_RE = Pcre.regexp "^\\s*\n\\s*"
39 let heading_nl_RE' = Pcre.regexp "^(\\s*\n\\s*)((.|\n)*)"
40 let only_dust_RE = Pcre.regexp "^(\\s|\n|%%[^\n]*\n)*$"
41 let multiline_RE = Pcre.regexp "^\n[^\n]+$"
42 let newline_RE = Pcre.regexp "\n"
45 if Pcre.pmatch ~rex:multiline_RE str then
46 "\n(** " ^ (Pcre.replace ~rex:newline_RE str) ^ " *)"
48 "\n(**\n" ^ str ^ "\n*)"
51 let s = Pcre.replace ~rex:heading_nl_RE s in
53 let nl_pos = String.index s '\n' in
57 (** creates a statement AST for the Goal tactic, e.g. "goal 7" *)
59 let module A = GrafiteAst in
60 let loc = DisambiguateTypes.dummy_floc in
61 A.Executable (loc, A.Tactical (loc, A.Tactic (loc, A.Goal (loc, n))))
64 mathviewer:MatitaTypes.mathViewer;
65 urichooser: UriManager.uri list -> UriManager.uri list;
66 ask_confirmation: title:string -> message:string -> [`YES | `NO | `CANCEL];
67 develcreator: containing:string option -> unit;
68 mutable filenamedata: string option * MatitamakeLib.development option
71 let eval_with_engine guistuff status user_goal parsed_text st =
72 let module TA = GrafiteAst in
73 let module TAPp = GrafiteAstPp in
75 match guistuff.filenamedata with
77 | None,Some devel -> [MatitamakeLib.root_for_development devel ]
79 match MatitamakeLib.development_for_dir (Filename.dirname f) with
81 | Some devel -> [MatitamakeLib.root_for_development devel ]
83 let parsed_text_length = String.length parsed_text in
85 match st with TA.Executable (loc,ex) -> loc, ex | _ -> assert false in
86 let initial_space,parsed_text =
88 let pieces = Pcre.extract ~rex:heading_nl_RE' parsed_text in
89 pieces.(1), pieces.(2)
91 Not_found -> "", parsed_text in
92 (* we add the goal command if needed *)
93 let inital_space,new_status,new_status_and_text_list' =
94 match status.proof_status with
95 | Incomplete_proof (_, goal) when goal <> user_goal ->
97 MatitaEngine.eval_ast ~include_paths:include_
98 ~do_heavy_checks:true status (goal_ast user_goal) in
100 if initial_space = "" then "\n" else initial_space
103 [status, initial_space ^ TAPp.pp_tactic (TA.Goal (loc, user_goal))]
104 | _ -> initial_space,status,[] in
106 MatitaEngine.eval_ast
107 ~include_paths:include_ ~do_heavy_checks:true new_status st
111 | TA.Command (_, TA.Alias _)
112 | TA.Command (_, TA.Include _)
113 | TA.Command (_, TA.Interpretation _) -> []
114 | _ -> MatitaSync.alias_diff ~from:status new_status
116 (* we remove the defined object since we consider them "automatic aliases" *)
117 let initial_space,status,new_status_and_text_list_rev =
118 let module DTE = DisambiguateTypes.Environment in
119 let module UM = UriManager in
121 fun (initial_space,status,acc) (k,((v,_) as value)) ->
124 let v = UM.strip_xpointer (UM.uri_of_string v) in
125 List.exists (fun (s,_) -> s = v) new_status.objects
126 with UM.IllFormedUri _ -> false
129 initial_space,status,acc
133 if initial_space = "" then "\n" else initial_space in
135 DisambiguatePp.pp_environment
136 (DisambiguateTypes.Environment.add k value
137 DisambiguateTypes.Environment.empty) in
139 MatitaSync.set_proof_aliases status [k,value]
141 "\n",new_status,((new_status, new_text)::acc)
142 ) (initial_space,status,[]) new_aliases in
143 let parsed_text = initial_space ^ parsed_text in
145 List.rev new_status_and_text_list_rev @ new_status_and_text_list' @
146 [new_status, parsed_text]
148 res,parsed_text_length
150 let eval_with_engine guistuff status user_goal parsed_text st =
152 eval_with_engine guistuff status user_goal parsed_text st
154 | MatitaEngine.UnableToInclude what
155 | MatitaEngine.IncludedFileNotCompiled what as exc ->
156 let compile_needed_and_go_on d =
159 while Glib.Main.pending () do ignore(Glib.Main.iteration false); done
161 if not(MatitamakeLib.build_development_in_bg ~target refresh_cb d) then
164 eval_with_engine guistuff status user_goal parsed_text st
166 let do_nothing () = [], 0 in
167 let handle_with_devel d =
168 let name = MatitamakeLib.name_for_development d in
169 let title = "Unable to include " ^ what in
171 what ^ " is handled by development <b>" ^ name ^ "</b>.\n\n" ^
172 "<i>Should I compile it and Its dependencies?</i>"
174 (match guistuff.ask_confirmation ~title ~message with
175 | `YES -> compile_needed_and_go_on d
177 | `CANCEL -> do_nothing ())
179 let handle_without_devel filename =
180 let title = "Unable to include " ^ what in
182 what ^ " is <b>not</b> handled by a development.\n" ^
183 "All dependencies are authomatically solved for a development.\n\n" ^
184 "<i>Do you want to set up a development?</i>"
186 (match guistuff.ask_confirmation ~title ~message with
190 guistuff.develcreator ~containing:(Some (Filename.dirname f))
191 | None -> guistuff.develcreator ~containing:None);
194 | `CANCEL -> do_nothing())
196 match guistuff.filenamedata with
197 | None,None -> handle_without_devel None
198 | None,Some d -> handle_with_devel d
200 match MatitamakeLib.development_for_dir (Filename.dirname f) with
201 | None -> handle_without_devel (Some f)
202 | Some d -> handle_with_devel d
205 let disambiguate term status =
206 let module MD = MatitaDisambiguator in
207 let dbd = MatitaDb.instance () in
208 let metasenv = MatitaMisc.get_proof_metasenv status in
209 let context = MatitaMisc.get_proof_context status in
211 MD.disambiguate_term ~dbd ~context ~metasenv ~aliases:status.aliases
212 ~universe:(Some status.multi_aliases) term in
217 let eval_macro guistuff status unparsed_text parsed_text script mac =
218 let module TA = GrafiteAst in
219 let module TAPp = GrafiteAstPp in
220 let module MQ = MetadataQuery in
221 let module MDB = MatitaDb in
222 let module CTC = CicTypeChecker in
223 let module CU = CicUniv in
224 (* no idea why ocaml wants this *)
225 let advance ?statement () = script#advance ?statement () in
226 let parsed_text_length = String.length parsed_text in
227 let dbd = MatitaDb.instance () in
230 | TA.WMatch (loc, term) ->
231 let term = disambiguate term status in
232 let l = MQ.match_term ~dbd term in
234 MatitaMisc.strip_suffix ~suffix:"."
235 (HExtlib.trim_blanks unparsed_text)
237 let entry = `Whelp (query_url, l) in
238 guistuff.mathviewer#show_uri_list ~reuse:true ~entry l;
239 [], parsed_text_length
240 | TA.WInstance (loc, term) ->
241 let term = disambiguate term status in
242 let l = MQ.instance ~dbd term in
243 let entry = `Whelp (TAPp.pp_macro_cic (TA.WInstance (loc, term)), l) in
244 guistuff.mathviewer#show_uri_list ~reuse:true ~entry l;
245 [], parsed_text_length
246 | TA.WLocate (loc, s) ->
247 let l = MQ.locate ~dbd s in
248 let entry = `Whelp (TAPp.pp_macro_cic (TA.WLocate (loc, s)), l) in
249 guistuff.mathviewer#show_uri_list ~reuse:true ~entry l;
250 [], parsed_text_length
251 | TA.WElim (loc, term) ->
252 let term = disambiguate term status in
255 | Cic.MutInd (uri,n,_) -> UriManager.uri_of_uriref uri n None
256 | _ -> failwith "Not a MutInd"
258 let l = MQ.elim ~dbd uri in
259 let entry = `Whelp (TAPp.pp_macro_cic (TA.WElim (loc, term)), l) in
260 guistuff.mathviewer#show_uri_list ~reuse:true ~entry l;
261 [], parsed_text_length
262 | TA.WHint (loc, term) ->
263 let term = disambiguate term status in
264 let s = ((None,[0,[],term], Cic.Meta (0,[]) ,term),0) in
265 let l = List.map fst (MQ.experimental_hint ~dbd s) in
266 let entry = `Whelp (TAPp.pp_macro_cic (TA.WHint (loc, term)), l) in
267 guistuff.mathviewer#show_uri_list ~reuse:true ~entry l;
268 [], parsed_text_length
271 let s = MatitaMisc.get_proof_status status in
272 let l = List.map fst (MQ.experimental_hint ~dbd s) in
273 let selected = guistuff.urichooser l in
275 | [] -> [], parsed_text_length
281 TA.Apply (loc, CicNotationPt.Uri (UriManager.string_of_uri uri,None))))))
283 let new_status = MatitaEngine.eval_ast status ast in
285 comment parsed_text ^
286 "\n" ^ TAPp.pp_statement ast
288 [ new_status , extra_text ], parsed_text_length
291 "The result of the urichooser should be only 1 uri, not:\n";
293 fun u -> MatitaLog.error (UriManager.string_of_uri u ^ "\n")
296 | TA.Check (_,term) ->
297 let metasenv = MatitaMisc.get_proof_metasenv status in
298 let context = MatitaMisc.get_proof_context status in
300 MatitaDisambiguator.disambiguate_term ~dbd ~context ~metasenv
301 ~aliases:status.aliases ~universe:(Some status.multi_aliases) term
303 let _, metasenv , term, ugraph =
308 let ty,_ = CTC.type_of_aux' metasenv context term ugraph in
309 let t_and_ty = Cic.Cast (term,ty) in
310 guistuff.mathviewer#show_entry (`Cic (t_and_ty,metasenv));
311 [], parsed_text_length
314 let status = script#status.proof_status in
317 | _ -> script#retract ();go_back()
319 [], parsed_text_length, Some go_back
320 | TA.Redo (_, Some i) -> [], parsed_text_length,
321 Some (fun () -> for j = 1 to i do advance () done)
322 | TA.Redo (_, None) -> [], parsed_text_length,
323 Some (fun () -> advance ())
324 | TA.Undo (_, Some i) -> [], parsed_text_length,
325 Some (fun () -> for j = 1 to i do script#retract () done)
326 | TA.Undo (_, None) -> [], parsed_text_length,
327 Some (fun () -> script#retract ()) *)
329 | TA.Quit _ -> failwith "not implemented"
330 | TA.Print (_,kind) -> failwith "not implemented"
331 | TA.Search_pat (_, search_kind, str) -> failwith "not implemented"
332 | TA.Search_term (_, search_kind, term) -> failwith "not implemented"
335 let eval_executable guistuff status user_goal unparsed_text parsed_text script
338 let module TA = GrafiteAst in
339 let module TAPp = GrafiteAstPp in
340 let module MD = MatitaDisambiguator in
341 let module ML = MatitacleanLib in
342 let parsed_text_length = String.length parsed_text in
344 | TA.Command (loc, _) | TA.Tactical (loc, _) ->
346 (match MatitaMisc.baseuri_of_baseuri_decl (TA.Executable (loc,ex)) with
349 if not (MatitaMisc.is_empty u) then
351 guistuff.ask_confirmation
352 ~title:"Baseuri redefinition"
354 "Baseuri " ^ u ^ " already exists.\n" ^
355 "Do you want to redefine the corresponding "^
356 "part of the library?")
358 | `YES -> MatitacleanLib.clean_baseuris [u]
360 | `CANCEL -> raise MatitaTypes.Cancel);
362 guistuff status user_goal parsed_text (TA.Executable (loc, ex))
363 with MatitaTypes.Cancel -> [], 0)
364 | TA.Macro (_,mac) ->
365 eval_macro guistuff status unparsed_text parsed_text script mac
367 let rec eval_statement baseoffset parsedlen error_tag (buffer : GText.buffer)
368 guistuff status user_goal script unparsed_text
370 if Pcre.pmatch ~rex:only_dust_RE unparsed_text then raise Margin;
373 GrafiteParser.parse_statement (Ulexing.from_utf8_string unparsed_text)
375 CicNotationParser.Parse_error (floc,err) as exc ->
376 let (x, y) = CicNotationPt.loc_of_floc floc in
377 let x = parsedlen + x in
378 let y = parsedlen + y in
379 let x' = baseoffset + x in
380 let y' = baseoffset + y in
381 let x_iter = buffer#get_iter (`OFFSET x') in
382 let y_iter = buffer#get_iter (`OFFSET y') in
383 buffer#apply_tag error_tag ~start:x_iter ~stop:y_iter;
387 (buffer#connect#changed
390 buffer#remove_tag error_tag ~start:buffer#start_iter
391 ~stop:buffer#end_iter;
393 None -> assert false (* a race condition occurred *)
395 (new GObj.gobject_ops buffer#as_buffer)#disconnect id));
396 let flocb,floce = floc in
398 {flocb with Lexing.pos_cnum = x}, {floce with Lexing.pos_cnum = y } in
399 raise (CicNotationParser.Parse_error (floc,err))
401 let text_of_loc loc =
402 let parsed_text_length = snd (CicNotationPt.loc_of_floc loc) in
403 let parsed_text = safe_substring unparsed_text 0 parsed_text_length in
404 parsed_text, parsed_text_length
407 | GrafiteAst.Comment (loc, _) ->
408 let parsed_text, parsed_text_length = text_of_loc loc in
409 let remain_len = String.length unparsed_text - parsed_text_length in
410 let s = String.sub unparsed_text parsed_text_length remain_len in
412 eval_statement baseoffset (parsedlen + parsed_text_length) error_tag
413 buffer guistuff status user_goal script s
416 | (status, text) :: tl ->
417 ((status, parsed_text ^ text)::tl), (parsed_text_length + len)
419 | GrafiteAst.Executable (loc, ex) ->
420 let parsed_text, parsed_text_length = text_of_loc loc in
421 eval_executable guistuff status user_goal unparsed_text parsed_text
424 let fresh_script_id =
428 class script ~(source_view: GSourceView.source_view)
429 ~(init: MatitaTypes.status)
430 ~(mathviewer: MatitaTypes.mathViewer)
436 let buffer = source_view#buffer in
437 let source_buffer = source_view#source_buffer in
439 val scriptId = fresh_script_id ()
442 mathviewer = mathviewer;
443 urichooser = urichooser;
444 ask_confirmation = ask_confirmation;
445 develcreator = develcreator;
446 filenamedata = (None, None)}
448 method private getFilename =
449 match guistuff.filenamedata with Some f,_ -> f | _ -> assert false
451 method private ppFilename =
452 match guistuff.filenamedata with
454 | None,_ -> sprintf ".unnamed%d.ma" scriptId
457 ignore (GMain.Timeout.add ~ms:300000
458 ~callback:(fun _ -> self#_saveToBackupFile ();true));
459 ignore (buffer#connect#modified_changed
460 (fun _ -> set_star (Filename.basename self#ppFilename) buffer#modified))
462 val mutable statements = []; (** executed statements *)
463 val mutable history = [ init ];
464 (** list of states before having executed statements. Head element of this
465 * list is the current state, last element is the state at the beginning of
467 * Invariant: this list length is 1 + length of statements *)
469 (** goal as seen by the user (i.e. metano corresponding to current tab) *)
470 val mutable userGoal = ~-1
472 (** text mark and tag representing locked part of a script *)
474 buffer#create_mark ~name:"locked" ~left_gravity:true buffer#start_iter
475 val locked_tag = buffer#create_tag [`BACKGROUND "lightblue"; `EDITABLE false]
476 val error_tag = buffer#create_tag [`UNDERLINE `SINGLE; `FOREGROUND "red"]
478 method locked_mark = locked_mark
479 method locked_tag = locked_tag
481 (* history can't be empty, the invariant above grant that it contains at
482 * least the init status *)
483 method status = match history with hd :: _ -> hd | _ -> assert false
485 method private _advance ?statement () =
486 let s = match statement with Some s -> s | None -> self#getFuture in
487 MatitaLog.debug ("evaluating: " ^ first_line s ^ " ...");
488 let (entries, parsed_len) =
489 eval_statement (buffer#get_iter_at_mark (`MARK locked_mark))#offset 0
490 error_tag buffer guistuff self#status userGoal self s
492 let (new_statuses, new_statements) = List.split entries in
493 history <- List.rev new_statuses @ history;
494 statements <- List.rev new_statements @ statements;
495 let start = buffer#get_iter_at_mark (`MARK locked_mark) in
496 let new_text = String.concat "" new_statements in
497 if statement <> None then
498 buffer#insert ~iter:start new_text
500 if new_text <> String.sub s 0 parsed_len then
502 let stop = start#copy#forward_chars parsed_len in
503 buffer#delete ~start ~stop;
504 buffer#insert ~iter:start new_text;
506 self#moveMark (String.length new_text)
508 method private _retract offset status new_statements new_history =
509 let cur_status = match history with s::_ -> s | [] -> assert false in
510 MatitaSync.time_travel ~present:cur_status ~past:status;
511 statements <- new_statements;
512 history <- new_history;
513 self#moveMark (- offset)
515 method advance ?statement () =
517 self#_advance ?statement ();
520 | Margin -> self#notify
521 | exc -> self#notify; raise exc
525 let cmp,new_statements,new_history,status =
526 match statements,history with
527 stat::statements, _::(status::_ as history) ->
528 String.length stat, statements, history, status
529 | [],[_] -> raise Margin
530 | _,_ -> assert false
532 self#_retract cmp status new_statements new_history;
535 | Margin -> self#notify
536 | exc -> self#notify; raise exc
538 method private getFuture =
539 buffer#get_text ~start:(buffer#get_iter_at_mark (`MARK locked_mark))
540 ~stop:buffer#end_iter ()
543 (** @param rel_offset relative offset from current position of locked_mark *)
544 method private moveMark rel_offset =
545 let mark = `MARK locked_mark in
546 let old_insert = buffer#get_iter_at_mark `INSERT in
547 buffer#remove_tag locked_tag ~start:buffer#start_iter ~stop:buffer#end_iter;
548 let current_mark_pos = buffer#get_iter_at_mark mark in
550 match rel_offset with
551 | 0 -> current_mark_pos
552 | n when n > 0 -> current_mark_pos#forward_chars n
553 | n (* when n < 0 *) -> current_mark_pos#backward_chars (abs n)
555 buffer#move_mark mark ~where:new_mark_pos;
556 buffer#apply_tag locked_tag ~start:buffer#start_iter ~stop:new_mark_pos;
557 buffer#move_mark `INSERT old_insert;
559 match self#status.proof_status with
560 Incomplete_proof (_,goal) -> self#setGoal goal
563 let mark_position = buffer#get_iter_at_mark mark in
564 if source_view#move_mark_onscreen mark then
566 buffer#move_mark mark mark_position;
567 source_view#scroll_to_mark ~use_align:true ~xalign:1.0 ~yalign:0.1 mark;
569 while Glib.Main.pending () do ignore(Glib.Main.iteration false); done
571 method clean_dirty_lock =
572 let lock_mark_iter = buffer#get_iter_at_mark (`MARK locked_mark) in
573 buffer#remove_tag locked_tag ~start:buffer#start_iter ~stop:buffer#end_iter;
574 buffer#apply_tag locked_tag ~start:buffer#start_iter ~stop:lock_mark_iter
576 val mutable observers = []
578 method addObserver (o: MatitaTypes.status -> unit) =
579 observers <- o :: observers
581 method private notify =
582 let status = self#status in
583 List.iter (fun o -> o status) observers
585 method loadFromFile f =
586 buffer#set_text (HExtlib.input_file f);
588 buffer#set_modified false
590 method assignFileName file =
591 let abspath = MatitaMisc.absolute_path file in
592 let devel = MatitamakeLib.development_for_dir (Filename.dirname abspath) in
593 guistuff.filenamedata <- Some abspath, devel
595 method saveToFile () =
596 let oc = open_out self#getFilename in
597 output_string oc (buffer#get_text ~start:buffer#start_iter
598 ~stop:buffer#end_iter ());
600 buffer#set_modified false
602 method private _saveToBackupFile () =
603 if buffer#modified then
605 let f = self#ppFilename ^ "~" in
606 let oc = open_out f in
607 output_string oc (buffer#get_text ~start:buffer#start_iter
608 ~stop:buffer#end_iter ());
610 MatitaLog.debug ("backup " ^ f ^ " saved")
613 method private goto_top =
614 MatitaSync.time_travel ~present:self#status ~past:init
616 method private reset_buffer =
621 buffer#remove_tag locked_tag ~start:buffer#start_iter ~stop:buffer#end_iter;
622 buffer#move_mark (`MARK locked_mark) ~where:buffer#start_iter
626 source_buffer#begin_not_undoable_action ();
627 buffer#delete ~start:buffer#start_iter ~stop:buffer#end_iter;
628 source_buffer#end_not_undoable_action ();
629 buffer#set_modified false
632 let template = HExtlib.input_file BuildTimeConf.script_template in
633 buffer#insert ~iter:(buffer#get_iter `START) template;
634 guistuff.filenamedata <-
635 (None,MatitamakeLib.development_for_dir (Unix.getcwd ()));
636 buffer#set_modified false;
637 set_star (Filename.basename self#ppFilename) false
639 method goto (pos: [`Top | `Bottom | `Cursor]) () =
640 let old_locked_mark =
642 (buffer#create_mark ~name:"old_locked_mark"
643 ~left_gravity:true (buffer#get_iter_at_mark (`MARK locked_mark))) in
644 let getpos _ = buffer#get_iter_at_mark (`MARK locked_mark) in
645 let getoldpos _ = buffer#get_iter_at_mark old_locked_mark in
646 let dispose_old_locked_mark () = buffer#delete_mark old_locked_mark in
649 dispose_old_locked_mark ();
657 let newpos = getpos () in
658 if (getoldpos ())#compare newpos < 0 then
660 buffer#move_mark old_locked_mark newpos;
665 dispose_old_locked_mark ();
668 | Margin -> dispose_old_locked_mark (); self#notify
669 | exc -> dispose_old_locked_mark (); self#notify; raise exc)
671 let locked_iter () = buffer#get_iter_at_mark (`NAME "locked") in
672 let cursor_iter () = buffer#get_iter_at_mark `INSERT in
675 (buffer#create_mark ~name:"initial_insert"
676 ~left_gravity:true (cursor_iter ())) in
677 let dispose_remember () = buffer#delete_mark remember in
678 let remember_iter () =
679 buffer#get_iter_at_mark (`NAME "initial_insert") in
680 let cmp () = (locked_iter ())#offset - (remember_iter ())#offset in
682 let forward_until_cursor () = (* go forward until locked > cursor *)
685 if cmp () < 0 && (getoldpos ())#compare (getpos ()) < 0
688 buffer#move_mark old_locked_mark (getpos ());
694 let rec back_until_cursor len = (* go backward until locked < cursor *)
696 statements, (status::_ as history) when len <= 0 ->
697 self#_retract (icmp - len) status statements history
698 | statement::tl1, _::tl2 ->
699 back_until_cursor (len - String.length statement) (tl1,tl2)
700 | _,_ -> assert false
704 if icmp < 0 then (* locked < cursor *)
705 (forward_until_cursor (); self#notify)
706 else if icmp > 0 then (* locked > cursor *)
707 (back_until_cursor icmp (statements,history); self#notify)
708 else (* cursor = locked *)
712 dispose_old_locked_mark ();
714 | Margin -> dispose_remember (); dispose_old_locked_mark (); self#notify
715 | exc -> dispose_remember (); dispose_old_locked_mark ();
716 self#notify; raise exc)
718 method onGoingProof () =
719 match self#status.proof_status with
720 | No_proof | Proof _ -> false
721 | Incomplete_proof _ -> true
722 | Intermediate _ -> assert false
724 method proofStatus = MatitaMisc.get_proof_status self#status
725 method proofMetasenv = MatitaMisc.get_proof_metasenv self#status
726 method proofContext = MatitaMisc.get_proof_context self#status
727 method proofConclusion = MatitaMisc.get_proof_conclusion self#status
728 method setGoal n = userGoal <- n
731 let s = self#getFuture in
732 let rec is_there_and_executable s =
733 if Pcre.pmatch ~rex:only_dust_RE s then raise Margin;
734 let st = GrafiteParser.parse_statement (Ulexing.from_utf8_string s) in
736 | GrafiteAst.Comment (loc,_)->
737 let parsed_text_length = snd (CicNotationPt.loc_of_floc loc) in
738 let remain_len = String.length s - parsed_text_length in
739 let next = String.sub s parsed_text_length remain_len in
740 is_there_and_executable next
741 | GrafiteAst.Executable (loc, ex) -> false
744 is_there_and_executable s
746 | CicNotationParser.Parse_error _ -> false
753 MatitaLog.debug "script status:";
754 MatitaLog.debug ("history size: " ^ string_of_int (List.length history));
755 MatitaLog.debug (sprintf "%d statements:" (List.length statements));
756 List.iter MatitaLog.debug statements;
757 MatitaLog.debug ("Current file name: " ^
758 (match guistuff.filenamedata with
759 |None,_ -> "[ no name ]"
764 let _script = ref None
766 let script ~source_view ~init ~mathviewer ~urichooser ~develcreator ~ask_confirmation ~set_star ()
769 ~source_view ~init ~mathviewer ~ask_confirmation ~urichooser ~develcreator ~set_star ()
774 let instance () = match !_script with None -> assert false | Some s -> s