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 = Disambiguate.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 _) -> DisambiguateTypes.Environment.empty
113 | _ -> MatitaSync.alias_diff ~from:status new_status
115 (* we remove the defined object since we consider them "automatic aliases" *)
116 let initial_space,status,new_status_and_text_list_rev =
117 let module DTE = DisambiguateTypes.Environment in
118 let module UM = UriManager in
120 fun k ((v,_) as value) (initial_space,status,acc) ->
123 let v = UM.strip_xpointer (UM.uri_of_string v) in
124 List.exists (fun (s,_) -> s = v) new_status.objects
125 with UM.IllFormedUri _ -> false
128 initial_space,status,acc
132 if initial_space = "" then "\n" else initial_space in
134 DisambiguatePp.pp_environment(DTE.add k value DTE.empty) in
136 {status with aliases = DTE.add k value status.aliases}
138 "\n",new_status,((new_status, new_text)::acc)
139 ) new_aliases (initial_space,status,[]) in
140 let parsed_text = initial_space ^ parsed_text in
142 List.rev new_status_and_text_list_rev @ new_status_and_text_list' @
143 [new_status, parsed_text]
145 res,parsed_text_length
147 let eval_with_engine guistuff status user_goal parsed_text st =
149 eval_with_engine guistuff status user_goal parsed_text st
151 | MatitaEngine.UnableToInclude what
152 | MatitaEngine.IncludedFileNotCompiled what as exc ->
153 let compile_needed_and_go_on d =
156 while Glib.Main.pending () do ignore(Glib.Main.iteration false); done
158 if not(MatitamakeLib.build_development_in_bg ~target refresh_cb d) then
161 eval_with_engine guistuff status user_goal parsed_text st
163 let do_nothing () = [], 0 in
164 let handle_with_devel d =
165 let name = MatitamakeLib.name_for_development d in
166 let title = "Unable to include " ^ what in
168 what ^ " is handled by development <b>" ^ name ^ "</b>.\n\n" ^
169 "<i>Should I compile it and Its dependencies?</i>"
171 (match guistuff.ask_confirmation ~title ~message with
172 | `YES -> compile_needed_and_go_on d
174 | `CANCEL -> do_nothing ())
176 let handle_without_devel filename =
177 let title = "Unable to include " ^ what in
179 what ^ " is <b>not</b> handled by a development.\n" ^
180 "All dependencies are authomatically solved for a development.\n\n" ^
181 "<i>Do you want to set up a development?</i>"
183 (match guistuff.ask_confirmation ~title ~message with
187 guistuff.develcreator ~containing:(Some (Filename.dirname f))
188 | None -> guistuff.develcreator ~containing:None);
191 | `CANCEL -> do_nothing())
193 match guistuff.filenamedata with
194 | None,None -> handle_without_devel None
195 | None,Some d -> handle_with_devel d
197 match MatitamakeLib.development_for_dir (Filename.dirname f) with
198 | None -> handle_without_devel (Some f)
199 | Some d -> handle_with_devel d
202 let disambiguate term status =
203 let module MD = MatitaDisambiguator in
204 let dbd = MatitaDb.instance () in
205 let metasenv = MatitaMisc.get_proof_metasenv status in
206 let context = MatitaMisc.get_proof_context status in
207 let aliases = MatitaMisc.get_proof_aliases status in
208 let interps = MD.disambiguate_term dbd context metasenv aliases term in
213 let eval_macro guistuff status parsed_text script mac
215 let module TA = GrafiteAst in
216 let module TAPp = GrafiteAstPp in
217 let module MQ = MetadataQuery in
218 let module MDB = MatitaDb in
219 let module CTC = CicTypeChecker in
220 let module CU = CicUniv in
221 (* no idea why ocaml wants this *)
222 let advance ?statement () = script#advance ?statement () in
223 let parsed_text_length = String.length parsed_text in
224 let dbd = MatitaDb.instance () in
227 | TA.WMatch (loc, term) ->
228 let term = disambiguate term status in
229 let l = MQ.match_term ~dbd term in
230 let entry = `Whelp (TAPp.pp_macro_cic (TA.WMatch (loc, term)), l) in
231 guistuff.mathviewer#show_uri_list ~reuse:true ~entry l;
232 [], parsed_text_length
233 | TA.WInstance (loc, term) ->
234 let term = disambiguate term status in
235 let l = MQ.instance ~dbd term in
236 let entry = `Whelp (TAPp.pp_macro_cic (TA.WInstance (loc, term)), l) in
237 guistuff.mathviewer#show_uri_list ~reuse:true ~entry l;
238 [], parsed_text_length
239 | TA.WLocate (loc, s) ->
240 let l = MQ.locate ~dbd s in
241 let entry = `Whelp (TAPp.pp_macro_cic (TA.WLocate (loc, s)), l) in
242 guistuff.mathviewer#show_uri_list ~reuse:true ~entry l;
243 [], parsed_text_length
244 | TA.WElim (loc, term) ->
245 let term = disambiguate term status in
248 | Cic.MutInd (uri,n,_) -> UriManager.uri_of_uriref uri n None
249 | _ -> failwith "Not a MutInd"
251 let l = MQ.elim ~dbd uri in
252 let entry = `Whelp (TAPp.pp_macro_cic (TA.WElim (loc, term)), l) in
253 guistuff.mathviewer#show_uri_list ~reuse:true ~entry l;
254 [], parsed_text_length
255 | TA.WHint (loc, term) ->
256 let term = disambiguate term status in
257 let s = ((None,[0,[],term], Cic.Meta (0,[]) ,term),0) in
258 let l = List.map fst (MQ.experimental_hint ~dbd s) in
259 let entry = `Whelp (TAPp.pp_macro_cic (TA.WHint (loc, term)), l) in
260 guistuff.mathviewer#show_uri_list ~reuse:true ~entry l;
261 [], parsed_text_length
264 let s = MatitaMisc.get_proof_status status in
265 let l = List.map fst (MQ.experimental_hint ~dbd s) in
266 let selected = guistuff.urichooser l in
268 | [] -> [], parsed_text_length
274 TA.Apply (loc, CicNotationPt.Uri (UriManager.string_of_uri uri,None))))))
276 let new_status = MatitaEngine.eval_ast status ast in
278 comment parsed_text ^
279 "\n" ^ TAPp.pp_statement ast
281 [ new_status , extra_text ], parsed_text_length
284 "The result of the urichooser should be only 1 uri, not:\n";
286 fun u -> MatitaLog.error (UriManager.string_of_uri u ^ "\n")
289 | TA.Check (_,term) ->
290 let metasenv = MatitaMisc.get_proof_metasenv status in
291 let context = MatitaMisc.get_proof_context status in
292 let aliases = MatitaMisc.get_proof_aliases status in
294 MatitaDisambiguator.disambiguate_term
295 dbd context metasenv aliases term
297 let _, metasenv , term, ugraph =
302 let ty,_ = CTC.type_of_aux' metasenv context term ugraph in
303 let t_and_ty = Cic.Cast (term,ty) in
304 guistuff.mathviewer#show_entry (`Cic (t_and_ty,metasenv));
305 [], parsed_text_length
308 let status = script#status.proof_status in
311 | _ -> script#retract ();go_back()
313 [], parsed_text_length, Some go_back
314 | TA.Redo (_, Some i) -> [], parsed_text_length,
315 Some (fun () -> for j = 1 to i do advance () done)
316 | TA.Redo (_, None) -> [], parsed_text_length,
317 Some (fun () -> advance ())
318 | TA.Undo (_, Some i) -> [], parsed_text_length,
319 Some (fun () -> for j = 1 to i do script#retract () done)
320 | TA.Undo (_, None) -> [], parsed_text_length,
321 Some (fun () -> script#retract ()) *)
323 | TA.Quit _ -> failwith "not implemented"
324 | TA.Print (_,kind) -> failwith "not implemented"
325 | TA.Search_pat (_, search_kind, str) -> failwith "not implemented"
326 | TA.Search_term (_, search_kind, term) -> failwith "not implemented"
329 let eval_executable guistuff status user_goal parsed_text script ex =
330 let module TA = GrafiteAst in
331 let module TAPp = GrafiteAstPp in
332 let module MD = MatitaDisambiguator in
333 let module ML = MatitacleanLib in
334 let parsed_text_length = String.length parsed_text in
336 | TA.Command (loc, _) | TA.Tactical (loc, _) ->
338 (match MatitaMisc.baseuri_of_baseuri_decl (TA.Executable (loc,ex)) with
341 if not (MatitaMisc.is_empty u) then
343 guistuff.ask_confirmation
344 ~title:"Baseuri redefinition"
346 "Baseuri " ^ u ^ " already exists.\n" ^
347 "Do you want to redefine the corresponding "^
348 "part of the library?")
350 | `YES -> MatitacleanLib.clean_baseuris [u]
352 | `CANCEL -> raise MatitaTypes.Cancel);
354 guistuff status user_goal parsed_text (TA.Executable (loc, ex))
355 with MatitaTypes.Cancel -> [], 0)
356 | TA.Macro (_,mac) ->
357 eval_macro guistuff status parsed_text script mac
359 let rec eval_statement baseoffset parsedlen error_tag (buffer : GText.buffer)
360 guistuff status user_goal script s
362 if Pcre.pmatch ~rex:only_dust_RE s then raise Margin;
365 GrafiteParser.parse_statement (Stream.of_string s)
367 CicNotationParser.Parse_error (floc,err) as exc ->
368 let (x, y) = CicNotationPt.loc_of_floc floc in
369 let x = parsedlen + x in
370 let y = parsedlen + y in
371 let x' = baseoffset + x in
372 let y' = baseoffset + y in
373 let x_iter = buffer#get_iter (`OFFSET x') in
374 let y_iter = buffer#get_iter (`OFFSET y') in
375 buffer#apply_tag error_tag ~start:x_iter ~stop:y_iter;
379 (buffer#connect#changed
382 buffer#remove_tag error_tag ~start:buffer#start_iter
383 ~stop:buffer#end_iter;
385 None -> assert false (* a race condition occurred *)
387 (new GObj.gobject_ops buffer#as_buffer)#disconnect id));
388 let flocb,floce = floc in
390 {flocb with Lexing.pos_cnum = x}, {floce with Lexing.pos_cnum = y } in
391 raise (CicNotationParser.Parse_error (floc,err))
393 let text_of_loc loc =
394 let parsed_text_length = snd (CicNotationPt.loc_of_floc loc) in
395 let parsed_text = safe_substring s 0 parsed_text_length in
396 parsed_text, parsed_text_length
399 | GrafiteAst.Comment (loc,_)->
400 let parsed_text, parsed_text_length = text_of_loc loc in
401 let remain_len = String.length s - parsed_text_length in
402 let s = String.sub s parsed_text_length remain_len in
404 eval_statement baseoffset (parsedlen + parsed_text_length) error_tag
405 buffer guistuff status user_goal script s
408 | (status, text) :: tl ->
409 ((status, parsed_text ^ text)::tl), (parsed_text_length + len)
411 | GrafiteAst.Executable (loc, ex) ->
412 let parsed_text, parsed_text_length = text_of_loc loc in
413 eval_executable guistuff status user_goal parsed_text script ex
415 let fresh_script_id =
419 class script ~(source_view: GSourceView.source_view)
420 ~(init: MatitaTypes.status)
421 ~(mathviewer: MatitaTypes.mathViewer)
427 let buffer = source_view#buffer in
428 let source_buffer = source_view#source_buffer in
430 val scriptId = fresh_script_id ()
433 mathviewer = mathviewer;
434 urichooser = urichooser;
435 ask_confirmation = ask_confirmation;
436 develcreator = develcreator;
437 filenamedata = (None, None)}
439 method private getFilename =
440 match guistuff.filenamedata with Some f,_ -> f | _ -> assert false
442 method private ppFilename =
443 match guistuff.filenamedata with
445 | None,_ -> sprintf ".unnamed%d.ma" scriptId
448 ignore(GMain.Timeout.add ~ms:300000
449 ~callback:(fun _ -> self#_saveToBackuptFile ();true));
450 ignore(buffer#connect#modified_changed
451 (fun _ -> if buffer#modified then
452 set_star self#ppFilename true
454 set_star self#ppFilename false))
456 val mutable statements = []; (** executed statements *)
457 val mutable history = [ init ];
458 (** list of states before having executed statements. Head element of this
459 * list is the current state, last element is the state at the beginning of
461 * Invariant: this list length is 1 + length of statements *)
463 (** goal as seen by the user (i.e. metano corresponding to current tab) *)
464 val mutable userGoal = ~-1
466 (** text mark and tag representing locked part of a script *)
468 buffer#create_mark ~name:"locked" ~left_gravity:true buffer#start_iter
469 val locked_tag = buffer#create_tag [`BACKGROUND "lightblue"; `EDITABLE false]
470 val error_tag = buffer#create_tag [`UNDERLINE `SINGLE; `FOREGROUND "red"]
472 method locked_mark = locked_mark
473 method locked_tag = locked_tag
475 (* history can't be empty, the invariant above grant that it contains at
476 * least the init status *)
477 method status = match history with hd :: _ -> hd | _ -> assert false
479 method private _advance ?statement () =
480 let s = match statement with Some s -> s | None -> self#getFuture in
481 MatitaLog.debug ("evaluating: " ^ first_line s ^ " ...");
482 let (entries, parsed_len) =
483 eval_statement (buffer#get_iter_at_mark (`MARK locked_mark))#offset 0
484 error_tag buffer guistuff self#status userGoal self s
486 let (new_statuses, new_statements) = List.split entries in
487 history <- List.rev new_statuses @ history;
488 statements <- List.rev new_statements @ statements;
489 let start = buffer#get_iter_at_mark (`MARK locked_mark) in
490 let new_text = String.concat "" new_statements in
491 if statement <> None then
492 buffer#insert ~iter:start new_text
494 if new_text <> String.sub s 0 parsed_len then
496 let stop = start#copy#forward_chars parsed_len in
497 buffer#delete ~start ~stop;
498 buffer#insert ~iter:start new_text;
500 self#moveMark (String.length new_text)
502 method private _retract offset status new_statements new_history =
503 let cur_status = match history with s::_ -> s | [] -> assert false in
504 MatitaSync.time_travel ~present:cur_status ~past:status;
505 statements <- new_statements;
506 history <- new_history;
507 self#moveMark (- offset)
509 method advance ?statement () =
511 self#_advance ?statement ();
514 | Margin -> self#notify
515 | exc -> self#notify; raise exc
519 let cmp,new_statements,new_history,status =
520 match statements,history with
521 stat::statements, _::(status::_ as history) ->
522 String.length stat, statements, history, status
523 | [],[_] -> raise Margin
524 | _,_ -> assert false
526 self#_retract cmp status new_statements new_history;
529 | Margin -> self#notify
530 | exc -> self#notify; raise exc
532 method private getFuture =
533 buffer#get_text ~start:(buffer#get_iter_at_mark (`MARK locked_mark))
534 ~stop:buffer#end_iter ()
537 (** @param rel_offset relative offset from current position of locked_mark *)
538 method private moveMark rel_offset =
539 let mark = `MARK locked_mark in
540 let old_insert = buffer#get_iter_at_mark `INSERT in
541 buffer#remove_tag locked_tag ~start:buffer#start_iter ~stop:buffer#end_iter;
542 let current_mark_pos = buffer#get_iter_at_mark mark in
544 match rel_offset with
545 | 0 -> current_mark_pos
546 | n when n > 0 -> current_mark_pos#forward_chars n
547 | n (* when n < 0 *) -> current_mark_pos#backward_chars (abs n)
549 buffer#move_mark mark ~where:new_mark_pos;
550 buffer#apply_tag locked_tag ~start:buffer#start_iter ~stop:new_mark_pos;
551 buffer#move_mark `INSERT old_insert;
553 match self#status.proof_status with
554 Incomplete_proof (_,goal) -> self#setGoal goal
557 let mark_position = buffer#get_iter_at_mark mark in
558 if source_view#move_mark_onscreen mark then
560 buffer#move_mark mark mark_position;
561 source_view#scroll_to_mark ~use_align:true ~xalign:1.0 ~yalign:0.1 mark;
563 while Glib.Main.pending () do ignore(Glib.Main.iteration false); done
565 method clean_dirty_lock =
566 let lock_mark_iter = buffer#get_iter_at_mark (`MARK locked_mark) in
567 buffer#remove_tag locked_tag ~start:buffer#start_iter ~stop:buffer#end_iter;
568 buffer#apply_tag locked_tag ~start:buffer#start_iter ~stop:lock_mark_iter
570 val mutable observers = []
572 method addObserver (o: MatitaTypes.status -> unit) =
573 observers <- o :: observers
575 method private notify =
576 let status = self#status in
577 List.iter (fun o -> o status) observers
579 method loadFromFile f =
580 buffer#set_text (MatitaMisc.input_file f);
582 buffer#set_modified false
584 method assignFileName file =
585 let abspath = MatitaMisc.absolute_path file in
586 let devel = MatitamakeLib.development_for_dir (Filename.dirname abspath) in
587 guistuff.filenamedata <- Some abspath, devel
589 method saveToFile () =
590 let oc = open_out self#getFilename in
591 output_string oc (buffer#get_text ~start:buffer#start_iter
592 ~stop:buffer#end_iter ());
594 buffer#set_modified false
596 method private _saveToBackuptFile () =
597 if buffer#modified then
599 let f = self#ppFilename ^ "~" in
600 let oc = open_out f in
601 output_string oc (buffer#get_text ~start:buffer#start_iter
602 ~stop:buffer#end_iter ());
604 MatitaLog.debug ("backup " ^ f ^ " saved")
607 method private goto_top =
608 MatitaSync.time_travel ~present:self#status ~past:init;
612 buffer#remove_tag locked_tag ~start:buffer#start_iter ~stop:buffer#end_iter;
613 buffer#move_mark (`MARK locked_mark) ~where:buffer#start_iter
617 source_buffer#begin_not_undoable_action ();
618 buffer#delete ~start:buffer#start_iter ~stop:buffer#end_iter;
619 source_buffer#end_not_undoable_action ();
621 buffer#set_modified false
624 let template = MatitaMisc.input_file BuildTimeConf.script_template in
625 buffer#insert ~iter:(buffer#get_iter `START) template;
626 guistuff.filenamedata <-
627 (None,MatitamakeLib.development_for_dir (Unix.getcwd ()));
628 buffer#set_modified false;
629 set_star self#ppFilename false
631 method goto (pos: [`Top | `Bottom | `Cursor]) () =
632 let old_locked_mark =
634 (buffer#create_mark ~name:"old_locked_mark"
635 ~left_gravity:true (buffer#get_iter_at_mark (`MARK locked_mark))) in
636 let getpos _ = buffer#get_iter_at_mark (`MARK locked_mark) in
637 let getoldpos _ = buffer#get_iter_at_mark old_locked_mark in
638 let dispose_old_locked_mark () = buffer#delete_mark old_locked_mark in
640 | `Top -> dispose_old_locked_mark (); self#goto_top; self#notify
645 let newpos = getpos () in
646 if (getoldpos ())#compare newpos < 0 then
648 buffer#move_mark old_locked_mark newpos;
653 dispose_old_locked_mark ();
656 | Margin -> dispose_old_locked_mark (); self#notify
657 | exc -> dispose_old_locked_mark (); self#notify; raise exc)
659 let locked_iter () = buffer#get_iter_at_mark (`NAME "locked") in
660 let cursor_iter () = buffer#get_iter_at_mark `INSERT in
663 (buffer#create_mark ~name:"initial_insert"
664 ~left_gravity:true (cursor_iter ())) in
665 let dispose_remember () = buffer#delete_mark remember in
666 let remember_iter () =
667 buffer#get_iter_at_mark (`NAME "initial_insert") in
668 let cmp () = (locked_iter ())#offset - (remember_iter ())#offset in
670 let forward_until_cursor () = (* go forward until locked > cursor *)
673 if cmp () < 0 && (getoldpos ())#compare (getpos ()) < 0
676 buffer#move_mark old_locked_mark (getpos ());
682 let rec back_until_cursor len = (* go backward until locked < cursor *)
684 statements, (status::_ as history) when len <= 0 ->
685 self#_retract (icmp - len) status statements history
686 | statement::tl1, _::tl2 ->
687 back_until_cursor (len - String.length statement) (tl1,tl2)
688 | _,_ -> assert false
692 if icmp < 0 then (* locked < cursor *)
693 (forward_until_cursor (); self#notify)
694 else if icmp > 0 then (* locked > cursor *)
695 (back_until_cursor icmp (statements,history); self#notify)
696 else (* cursor = locked *)
700 dispose_old_locked_mark ();
702 | Margin -> dispose_remember (); dispose_old_locked_mark (); self#notify
703 | exc -> dispose_remember (); dispose_old_locked_mark ();
704 self#notify; raise exc)
706 method onGoingProof () =
707 match self#status.proof_status with
708 | No_proof | Proof _ -> false
709 | Incomplete_proof _ -> true
710 | Intermediate _ -> assert false
712 method proofStatus = MatitaMisc.get_proof_status self#status
713 method proofMetasenv = MatitaMisc.get_proof_metasenv self#status
714 method proofContext = MatitaMisc.get_proof_context self#status
715 method proofConclusion = MatitaMisc.get_proof_conclusion self#status
716 method setGoal n = userGoal <- n
719 let s = self#getFuture in
720 let rec is_there_and_executable s =
721 if Pcre.pmatch ~rex:only_dust_RE s then raise Margin;
722 let st = GrafiteParser.parse_statement (Stream.of_string s) in
724 | GrafiteAst.Comment (loc,_)->
725 let parsed_text_length = snd (CicNotationPt.loc_of_floc loc) in
726 let remain_len = String.length s - parsed_text_length in
727 let next = String.sub s parsed_text_length remain_len in
728 is_there_and_executable next
729 | GrafiteAst.Executable (loc, ex) -> false
732 is_there_and_executable s
734 | CicNotationParser.Parse_error _ -> false
741 MatitaLog.debug "script status:";
742 MatitaLog.debug ("history size: " ^ string_of_int (List.length history));
743 MatitaLog.debug (sprintf "%d statements:" (List.length statements));
744 List.iter MatitaLog.debug statements;
745 MatitaLog.debug ("Current file name: " ^
746 (match guistuff.filenamedata with
747 |None,_ -> "[ no name ]"
752 let _script = ref None
754 let script ~source_view ~init ~mathviewer ~urichooser ~develcreator ~ask_confirmation ~set_star ()
757 ~source_view ~init ~mathviewer ~ask_confirmation ~urichooser ~develcreator ~set_star ()
762 let instance () = match !_script with None -> assert false | Some s -> s