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/
31 module TA = GrafiteAst
34 let debug_print = if debug then prerr_endline else ignore
36 (** raised when one of the script margins (top or bottom) is reached *)
38 exception NoUnfinishedProof
39 exception ActionCancelled of string
41 let safe_substring s i j =
42 try String.sub s i j with Invalid_argument _ -> assert false
44 let heading_nl_RE = Pcre.regexp "^\\s*\n\\s*"
45 let heading_nl_RE' = Pcre.regexp "^(\\s*\n\\s*)"
46 let only_dust_RE = Pcre.regexp "^(\\s|\n|%%[^\n]*\n)*$"
47 let multiline_RE = Pcre.regexp "^\n[^\n]+$"
48 let newline_RE = Pcre.regexp "\n"
49 let comment_RE = Pcre.regexp "\\(\\*(.|\n)*\\*\\)\n?" ~flags:[`UNGREEDY]
52 if Pcre.pmatch ~rex:multiline_RE str then
53 "\n(** " ^ (Pcre.replace ~rex:newline_RE str) ^ " *)"
55 "\n(**\n" ^ str ^ "\n*)"
57 let strip_comments str =
58 Pcre.qreplace ~templ:"\n" ~pat:"\n\n" (Pcre.qreplace ~rex:comment_RE str)
62 let s = Pcre.replace ~rex:heading_nl_RE s in
64 let nl_pos = String.index s '\n' in
69 mathviewer:MatitaTypes.mathViewer;
70 urichooser: UriManager.uri list -> UriManager.uri list;
71 ask_confirmation: title:string -> message:string -> [`YES | `NO | `CANCEL];
72 develcreator: containing:string option -> unit;
73 mutable filenamedata: string option * MatitamakeLib.development option
76 let eval_with_engine guistuff lexicon_status grafite_status user_goal
77 skipped_txt nonskipped_txt st
79 let module TAPp = GrafiteAstPp in
80 let module DTE = DisambiguateTypes.Environment in
81 let module DP = DisambiguatePp in
82 let parsed_text_length =
83 String.length skipped_txt + String.length nonskipped_txt
85 let text = skipped_txt ^ nonskipped_txt in
86 let prefix_len = MatitaGtkMisc.utf8_string_length skipped_txt in
87 let enriched_history_fragment =
88 MatitaEngine.eval_ast ~do_heavy_checks:true
89 lexicon_status grafite_status (text,prefix_len,st)
91 let enriched_history_fragment = List.rev enriched_history_fragment in
95 (fun (acc, to_prepend) (status,alias) ->
97 | None -> (status,to_prepend ^ nonskipped_txt)::acc,""
98 | Some (k,((v,_) as value)) ->
99 let newtxt = DP.pp_environment (DTE.add k value DTE.empty) in
100 (status,to_prepend ^ newtxt ^ "\n")::acc, "")
101 ([],skipped_txt) enriched_history_fragment
103 res,"",parsed_text_length
105 let wrap_with_developments guistuff f arg =
106 let compile_needed_and_go_on lexiconfile d exc =
107 let target = Pcre.replace ~pat:"lexicon$" ~templ:"moo" lexiconfile in
108 let target = Pcre.replace ~pat:"metadata$" ~templ:"moo" target in
110 while Glib.Main.pending () do ignore(Glib.Main.iteration false); done
112 if not(MatitamakeLib.build_development_in_bg ~target refresh_cb d) then
117 let do_nothing () = raise (ActionCancelled "Inclusion not performed") in
118 let check_if_file_is_exists f =
119 assert(Pcre.pmatch ~pat:"ma$" f);
120 let pwd = Sys.getcwd () in
121 let f_pwd = pwd ^ "/" ^ f in
122 if not (HExtlib.is_regular f_pwd) then
123 raise (ActionCancelled ("File "^f_pwd^" does not exists!"))
127 ("Internal error: "^f_pwd^" exists but I'm unable to include it!"))
129 let handle_with_devel d lexiconfile mafile exc =
130 let name = MatitamakeLib.name_for_development d in
131 let title = "Unable to include " ^ lexiconfile in
133 mafile ^ " is handled by development <b>" ^ name ^ "</b>.\n\n" ^
134 "<i>Should I compile it and Its dependencies?</i>"
136 (match guistuff.ask_confirmation ~title ~message with
137 | `YES -> compile_needed_and_go_on lexiconfile d exc
139 | `CANCEL -> do_nothing ())
141 let handle_without_devel mafilename exc =
142 let title = "Unable to include " ^ mafilename in
144 mafilename ^ " is <b>not</b> handled by a development.\n" ^
145 "All dependencies are automatically solved for a development.\n\n" ^
146 "<i>Do you want to set up a development?</i>"
148 (match guistuff.ask_confirmation ~title ~message with
150 guistuff.develcreator ~containing:(Some (Filename.dirname mafilename));
153 | `CANCEL -> do_nothing())
158 | DependenciesParser.UnableToInclude mafilename ->
159 assert (Pcre.pmatch ~pat:"ma$" mafilename);
160 check_if_file_is_exists mafilename
161 | LexiconEngine.IncludedFileNotCompiled (xfilename,mafilename)
162 | GrafiteEngine.IncludedFileNotCompiled (xfilename,mafilename) as exn ->
163 assert (Pcre.pmatch ~pat:"ma$" mafilename);
164 assert (Pcre.pmatch ~pat:"lexicon$" xfilename ||
165 Pcre.pmatch ~pat:"mo$" xfilename );
166 (* we know that someone was able to include the .ma, get the baseuri
167 * but was unable to get the compilation output 'xfilename' *)
168 match MatitamakeLib.development_for_dir (Filename.dirname mafilename) with
169 | None -> handle_without_devel mafilename exn
170 | Some d -> handle_with_devel d xfilename mafilename exn
174 guistuff lexicon_status grafite_status user_goal
175 skipped_txt nonskipped_txt st
177 wrap_with_developments guistuff
179 guistuff lexicon_status grafite_status user_goal
180 skipped_txt nonskipped_txt) st
183 let pp_eager_statement_ast =
184 GrafiteAstPp.pp_statement ~term_pp:CicNotationPp.pp_term
185 ~lazy_term_pp:(fun _ -> assert false) ~obj_pp:(fun _ -> assert false)
187 (* naive implementation of procedural proof script generation,
188 * starting from an applicatiove *auto generated) proof.
189 * this is out of place, but I like it :-P *)
190 let cic2grafite context menv t =
191 (* indents a proof script in a stupid way, better than nothing *)
192 let stupid_indenter s =
194 let idx_square_o = try String.index s '[' with Not_found -> -1 in
195 let idx_square_c = try String.index s ']' with Not_found -> -1 in
196 let idx_pipe = try String.index s '|' with Not_found -> -1 in
198 List.sort (fun (i,_) (j,_) -> compare i j)
199 [idx_square_o,'[';idx_square_c,']';idx_pipe,'|']
201 let tok = List.filter (fun (i,_) -> i <> -1) tok in
203 | (i,c)::_ -> Some (i,c)
206 let break_apply n s =
207 let tab = String.make (n+1) ' ' in
208 Pcre.replace ~templ:(".\n" ^ tab ^ "apply") ~pat:"\\.apply" s
214 | Some (position, char) ->
217 String.sub s 0 position,
218 String.sub s (position+1) (String.length s - (position+1))
221 | '[' -> break_apply n s1 ^ "\n" ^ String.make (n+2) ' ' ^
223 | '|' -> break_apply n s1 ^ "\n" ^ String.make n ' ' ^
225 | ']' -> break_apply n s1 ^ "\n" ^ String.make n ' ' ^
229 Invalid_argument err ->
235 let module PT = CicNotationPt in
236 let module GA = GrafiteAst in
239 List.map (function Some (n,_) -> Some n | None -> None) context
243 let sort_of context t =
246 CicTypeChecker.type_of_aux' menv context t
247 CicUniv.oblivion_ugraph
249 let sort,_ = CicTypeChecker.type_of_aux' menv context ty
250 CicUniv.oblivion_ugraph
253 | Cic.Sort Cic.Prop -> true
256 CicTypeChecker.TypeCheckerFailure _ ->
257 HLog.error "auto proof to sript transformation error"; false
259 let floc = HExtlib.dummy_floc in
260 (* minimalisti cic.term -> pt.term *)
262 let rec aux c = function
266 | Cic.Const _ as t ->
267 PT.Ident (pp_t c t, None)
268 | Cic.Appl l -> PT.Appl (List.map (aux c) l)
269 | Cic.Implicit _ -> PT.Implicit
270 | Cic.Lambda (Cic.Name n, s, t) ->
271 PT.Binder (`Lambda, (PT.Ident (n,None), Some (aux c s)),
272 aux (Some (Cic.Name n, Cic.Decl s)::c) t)
273 | Cic.Prod (Cic.Name n, s, t) ->
274 PT.Binder (`Forall, (PT.Ident (n,None), Some (aux c s)),
275 aux (Some (Cic.Name n, Cic.Decl s)::c) t)
276 | Cic.LetIn (Cic.Name n, s, t) ->
277 PT.Binder (`Lambda, (PT.Ident (n,None), Some (aux c s)),
278 aux (Some (Cic.Name n, Cic.Def (s,None))::c) t)
279 | Cic.Meta _ -> PT.Implicit
280 | Cic.Sort (Cic.Type u) -> PT.Sort (`Type u)
281 | Cic.Sort Cic.Set -> PT.Sort `Set
282 | Cic.Sort Cic.CProp -> PT.Sort `CProp
283 | Cic.Sort Cic.Prop -> PT.Sort `Prop
284 | _ as t -> PT.Ident ("ERROR: "^CicPp.ppterm t, None)
288 (* prints an applicative proof, that is an auto proof.
289 * don't use in the general case! *)
290 let rec print_proof context = function
292 | Cic.Const _ as t ->
293 [GA.Executable (floc,
295 Some (GA.Apply (floc, print_term context t)), GA.Dot floc))]
296 | Cic.Appl (he::tl) ->
297 let tl = List.map (fun t -> t, sort_of context t) tl in
299 HExtlib.filter_map (function (t,true) -> Some t | _ -> None) tl
302 List.map (function | (t,true) -> Cic.Implicit None | (t,_) -> t) tl
304 if List.length subgoals > 1 then
306 [GA.Executable (floc,
308 Some (GA.Apply (floc, print_term context (Cic.Appl (he::args)))),
309 GA.Semicolon floc))] @
310 [GA.Executable (floc, GA.Tactic (floc, None, GA.Branch floc))] @
312 ~sep:[GA.Executable (floc, GA.Tactic (floc, None,GA.Shift floc))]
313 (List.map (print_proof context) subgoals)) @
314 [GA.Executable (floc, GA.Tactic (floc, None,GA.Merge floc))]
317 [GA.Executable (floc,
320 (floc, print_term context (Cic.Appl (he::args)) )), GA.Dot floc))]
324 | [x] -> print_proof context x
326 | Cic.Lambda (Cic.Name n, ty, bo) ->
327 [GA.Executable (floc,
329 Some (GA.Cut (floc, Some n, (print_term context ty))),
331 (print_proof (Some (Cic.Name n, Cic.Decl ty)::context) bo) @
332 [GA.Executable (floc, GA.Tactic (floc, None,GA.Shift floc))] @
333 [GA.Executable (floc, GA.Tactic (floc,
334 Some (GA.Assumption floc),GA.Merge floc))]
337 debug_print (lazy (CicPp.ppterm t));
341 (* performs a lambda closure of the proof term abstracting metas.
342 * this is really an approximation of a closure, local subst of metas
343 * is not kept into account *)
344 let close_pt menv context t =
345 let metas = CicUtil.metas_of_term t in
347 HExtlib.list_uniq ~eq:(fun (i,_) (j,_) -> i = j)
348 (List.sort (fun (i,_) (j,_) -> compare i j) metas)
350 let mk_rels_and_collapse_metas metas =
351 let rec aux i map acc acc1 = function
352 | [] -> acc, acc1, map
354 let _,_,ty = CicUtil.lookup_meta j menv in
356 let n = List.assoc ty map in
357 aux i map (Cic.Rel n :: acc) (m::acc1) tl
359 let map = (ty, i)::map in
360 aux (i+1) map (Cic.Rel i :: acc) (m::acc1) tl
364 let rels, metas, map = mk_rels_and_collapse_metas metas in
365 let n_lambdas = List.length map in
371 ProofEngineReduction.replace_lifting
372 ~what:(List.map (fun (x,_) -> Cic.Meta (x,[])) metas)
375 ~equality:(fun _ x y ->
377 | Cic.Meta(i,_), Cic.Meta(j,_) when i=j -> true
379 ~where:(CicSubstitution.lift n_lambdas t)
381 let rec mk_lam = function
384 let name = "fresh_"^ string_of_int n in
385 Cic.Lambda (Cic.Name name, ty, mk_lam tl)
389 (fun (l,liftno) (ty,_) ->
390 (l @ [CicSubstitution.lift liftno ty,liftno] , liftno+1))
395 let ast = print_proof context (close_pt menv context t) in
397 (* ZACK: setting width to 80 will trigger a bug of BoxPp.render_to_string
398 * which will show up using the following command line:
399 * ./tptp2grafite -tptppath ~tassi/TPTP-v3.1.1 GRP170-1 *)
400 let width = max_int in
401 let term_pp content_term =
402 let pres_term = TermContentPres.pp_ast content_term in
403 let dummy_tbl = Hashtbl.create 1 in
404 let markup = CicNotationPres.render dummy_tbl pres_term in
405 let s = "(" ^ BoxPp.render_to_string List.hd width markup ^ ")" in
407 ~pat:"\\\\forall [Ha-z][a-z0-9_]*" ~subst:(fun x -> "\n" ^ x) s
409 CicNotationPp.set_pp_term term_pp;
410 let lazy_term_pp = fun x -> assert false in
411 let obj_pp = CicNotationPp.pp_obj CicNotationPp.pp_term in
412 GrafiteAstPp.pp_statement ~term_pp ~lazy_term_pp ~obj_pp t
414 let script = String.concat "" (List.map pp ast) in
415 prerr_endline script;
416 stupid_indenter script
419 let rec eval_macro include_paths (buffer : GText.buffer) guistuff lexicon_status grafite_status user_goal unparsed_text parsed_text script mac =
420 let module TAPp = GrafiteAstPp in
421 let module MQ = MetadataQuery in
422 let module MDB = LibraryDb in
423 let module CTC = CicTypeChecker in
424 let module CU = CicUniv in
425 (* no idea why ocaml wants this *)
426 let parsed_text_length = String.length parsed_text in
427 let dbd = LibraryDb.instance () in
429 let f t = ProofEngineReduction.replace
430 ~equality:(fun _ t -> match t with Cic.Meta _ -> true | _ -> false)
431 ~what:[()] ~with_what:[Cic.Implicit None] ~where:t
433 let metasenv = GrafiteTypes.get_proof_metasenv grafite_status in
436 ApplyTransformation.txt_of_cic_term max_int metasenv [] (f x))
440 | TA.WMatch (loc, term) ->
441 let l = Whelp.match_term ~dbd term in
442 let entry = `Whelp (pp_macro mac, l) in
443 guistuff.mathviewer#show_uri_list ~reuse:true ~entry l;
444 [], "", parsed_text_length
445 | TA.WInstance (loc, term) ->
446 let l = Whelp.instance ~dbd term in
447 let entry = `Whelp (pp_macro mac, l) in
448 guistuff.mathviewer#show_uri_list ~reuse:true ~entry l;
449 [], "", parsed_text_length
450 | TA.WLocate (loc, s) ->
451 let l = Whelp.locate ~dbd s in
452 let entry = `Whelp (pp_macro mac, l) in
453 guistuff.mathviewer#show_uri_list ~reuse:true ~entry l;
454 [], "", parsed_text_length
455 | TA.WElim (loc, term) ->
458 | Cic.MutInd (uri,n,_) -> UriManager.uri_of_uriref uri n None
459 | _ -> failwith "Not a MutInd"
461 let l = Whelp.elim ~dbd uri in
462 let entry = `Whelp (pp_macro mac, l) in
463 guistuff.mathviewer#show_uri_list ~reuse:true ~entry l;
464 [], "", parsed_text_length
465 | TA.WHint (loc, term) ->
467 let s = ((None,[0,[],term], _subst, Cic.Meta (0,[]) ,term, []),0) in
468 let l = List.map fst (MQ.experimental_hint ~dbd s) in
469 let entry = `Whelp (pp_macro mac, l) in
470 guistuff.mathviewer#show_uri_list ~reuse:true ~entry l;
471 [], "", parsed_text_length
477 | None -> raise NoUnfinishedProof
479 let proof = GrafiteTypes.get_current_proof grafite_status in
480 let proof_status = proof,user_goal' in
481 let l = List.map fst (MQ.experimental_hint ~dbd proof_status) in
482 let selected = guistuff.urichooser l in
484 | [] -> [], "", parsed_text_length
486 let suri = UriManager.string_of_uri uri in
488 TA.Executable (loc, (TA.Tactic (loc,
489 Some (TA.Apply (loc, CicNotationPt.Uri (suri, None))),
492 comment parsed_text ^ "\n" ^
493 pp_eager_statement_ast (ast HExtlib.dummy_floc) in
494 let text_len = MatitaGtkMisc.utf8_string_length text in
495 let loc = HExtlib.floc_of_loc (0,text_len) in
496 let statement = `Ast (GrafiteParser.LSome (ast loc),text) in
497 let res,_,_parsed_text_len =
498 eval_statement include_paths buffer guistuff lexicon_status
499 grafite_status user_goal script statement
501 (* we need to replace all the parsed_text *)
502 res,"",String.length parsed_text
505 "The result of the urichooser should be only 1 uri, not:\n";
507 fun u -> HLog.error (UriManager.string_of_uri u ^ "\n")
510 | TA.Check (_,term) ->
511 let metasenv = GrafiteTypes.get_proof_metasenv grafite_status in
515 | Some n -> GrafiteTypes.get_proof_context grafite_status n in
516 let ty,_ = CTC.type_of_aux' metasenv context term CicUniv.empty_ugraph in
517 let t_and_ty = Cic.Cast (term,ty) in
518 guistuff.mathviewer#show_entry (`Cic (t_and_ty,metasenv));
519 [], "", parsed_text_length
520 | TA.AutoInteractive (_, params) ->
524 | None -> raise NoUnfinishedProof
526 let proof = GrafiteTypes.get_current_proof grafite_status in
527 let proof_status = proof,user_goal' in
529 let _,menv,_,_,_,_ = proof in
530 let i,cc,ty = CicUtil.lookup_meta user_goal' menv in
531 let timestamp = Unix.gettimeofday () in
532 let (_,menv,subst,_,_,_), _ =
533 ProofEngineTypes.apply_tactic
534 (Auto.auto_tac ~dbd ~params
535 ~universe:grafite_status.GrafiteTypes.universe) proof_status
539 CicMkImplicit.identity_relocation_list_for_metavariable cc
541 CicMetaSubst.apply_subst subst (Cic.Meta (i,irl))
543 let time = Unix.gettimeofday () -. timestamp in
544 let size, depth = Auto.size_and_depth cc menv proof_term in
547 "\n(* end auto(%s) proof: TIME=%4.2f SIZE=%d DEPTH=%d *)"
548 Auto.revision time size depth
551 if List.exists (fun (s,_) -> s = "paramodulation") params then
552 let proof_term, how_many_lambdas =
553 Auto.lambda_close ~prefix_name:"orrible_hack_"
557 CicTypeChecker.type_of_aux'
558 menv [] proof_term CicUniv.empty_ugraph
560 prerr_endline (CicPp.ppterm proof_term);
561 (* use declarative output *)
563 (* il proof_term vive in cc, devo metterci i lambda no? *)
564 (Cic.CurrentProof ("xxx",menv,proof_term,ty,[],[]))
566 ApplyTransformation.txt_of_cic_object
567 ~map_unicode_to_tex:false
568 ~skip_thm_and_qed:true
569 ~skip_initial_lambdas:how_many_lambdas
570 80 GrafiteAst.Declarative "" obj
573 (* use cic2grafite *)
574 cic2grafite cc menv proof_term
576 (* alternative using FG stuff *)
577 let proof_term, how_many_lambdas =
578 Auto.lambda_close ~prefix_name:"orrible_hack_"
582 CicTypeChecker.type_of_aux'
583 menv [] proof_term CicUniv.empty_ugraph
586 Cic.Constant ("",Some proof_term, ty, [], [`Flavour `Lemma])
588 Pcre.qreplace ~templ:"?" ~pat:"orrible_hack_[0-9]+"
590 (ApplyTransformation.txt_of_cic_object
591 ~map_unicode_to_tex:false
592 ~skip_thm_and_qed:true
593 ~skip_initial_lambdas:how_many_lambdas
594 80 (GrafiteAst.Procedural None) "" obj))
596 let text = comment parsed_text ^ "\n" ^ proof_script ^ trailer in
597 [],text,parsed_text_length
599 ProofEngineTypes.Fail _ as exn ->
601 (* [], comment parsed_text ^ "\nfail.\n", parsed_text_length *))
602 | TA.Inline (_,style,suri,prefix) ->
604 ApplyTransformation.txt_of_inline_macro
605 ~map_unicode_to_tex:false style suri prefix
607 [], str, String.length parsed_text
609 and eval_executable include_paths (buffer : GText.buffer) guistuff
610 lexicon_status grafite_status user_goal unparsed_text skipped_txt nonskipped_txt
613 let module TAPp = GrafiteAstPp in
614 let module MD = GrafiteDisambiguator in
615 let module ML = MatitaMisc in
619 | TA.Command (_,TA.Set (_,"baseuri",u)) ->
620 if Http_getter_storage.is_read_only u then
621 raise (ActionCancelled ("baseuri " ^ u ^ " is readonly"));
622 if not (Http_getter_storage.is_empty u) then
624 guistuff.ask_confirmation
625 ~title:"Baseuri redefinition"
627 "Baseuri " ^ u ^ " already exists.\n" ^
628 "Do you want to redefine the corresponding "^
629 "part of the library?")
631 | `YES -> LibraryClean.clean_baseuris [u]
633 | `CANCEL -> raise MatitaTypes.Cancel)
636 ignore (buffer#move_mark (`NAME "beginning_of_statement")
637 ~where:((buffer#get_iter_at_mark (`NAME "locked"))#forward_chars
638 (Glib.Utf8.length skipped_txt))) ;
640 guistuff lexicon_status grafite_status user_goal skipped_txt nonskipped_txt
641 (TA.Executable (loc, ex))
643 MatitaTypes.Cancel -> [], "", 0
644 | GrafiteEngine.Macro (_loc,lazy_macro) ->
648 | Some n -> GrafiteTypes.get_proof_context grafite_status n in
649 let grafite_status,macro = lazy_macro context in
650 eval_macro include_paths buffer guistuff lexicon_status grafite_status
651 user_goal unparsed_text (skipped_txt ^ nonskipped_txt) script macro
653 and eval_statement include_paths (buffer : GText.buffer) guistuff lexicon_status
654 grafite_status user_goal script statement
656 let (lexicon_status,st), unparsed_text =
659 if Pcre.pmatch ~rex:only_dust_RE text then raise Margin;
661 wrap_with_developments guistuff
662 (GrafiteParser.parse_statement
663 (Ulexing.from_utf8_string text) ~include_paths) lexicon_status
666 | `Ast (st, text) -> (lexicon_status, st), text
668 let text_of_loc floc =
669 let nonskipped_txt,_ = MatitaGtkMisc.utf8_parsed_text unparsed_text floc in
670 let start, stop = HExtlib.loc_of_floc floc in
671 let floc = HExtlib.floc_of_loc (0, start) in
672 let skipped_txt,_ = MatitaGtkMisc.utf8_parsed_text unparsed_text floc in
673 let floc = HExtlib.floc_of_loc (0, stop) in
674 let txt,len = MatitaGtkMisc.utf8_parsed_text unparsed_text floc in
675 txt,nonskipped_txt,skipped_txt,len
678 | GrafiteParser.LNone loc ->
679 let parsed_text, _, _, parsed_text_length = text_of_loc loc in
680 [(grafite_status,lexicon_status),parsed_text],"",
682 | GrafiteParser.LSome (GrafiteAst.Comment (loc, _)) ->
683 let parsed_text, _, _, parsed_text_length = text_of_loc loc in
684 let remain_len = String.length unparsed_text - parsed_text_length in
685 let s = String.sub unparsed_text parsed_text_length remain_len in
688 eval_statement include_paths buffer guistuff lexicon_status
689 grafite_status user_goal script (`Raw s)
691 HExtlib.Localized (floc, exn) ->
692 HExtlib.raise_localized_exception
693 ~offset:(MatitaGtkMisc.utf8_string_length parsed_text) floc exn
694 | GrafiteDisambiguator.DisambiguationError (offset,errorll) ->
696 (GrafiteDisambiguator.DisambiguationError
697 (offset+parsed_text_length, errorll))
699 assert (text=""); (* no macros inside comments, please! *)
701 | (statuses,text)::tl ->
702 (statuses,parsed_text ^ text)::tl,"",parsed_text_length + len
704 | GrafiteParser.LSome (GrafiteAst.Executable (loc, ex)) ->
705 let _, nonskipped, skipped, parsed_text_length =
708 eval_executable include_paths buffer guistuff lexicon_status
709 grafite_status user_goal unparsed_text skipped nonskipped script ex loc
711 let fresh_script_id =
715 class script ~(source_view: GSourceView.source_view)
716 ~(mathviewer: MatitaTypes.mathViewer)
722 let buffer = source_view#buffer in
723 let source_buffer = source_view#source_buffer in
724 let initial_statuses () =
725 (* these include_paths are used only to load the initial notation *)
727 Helm_registry.get_list Helm_registry.string "matita.includes" in
729 CicNotation2.load_notation ~include_paths
730 BuildTimeConf.core_notation_script in
731 let grafite_status = GrafiteSync.init () in
732 grafite_status,lexicon_status
735 val mutable include_paths =
736 Helm_registry.get_list Helm_registry.string "matita.includes"
738 val scriptId = fresh_script_id ()
741 mathviewer = mathviewer;
742 urichooser = urichooser;
743 ask_confirmation = ask_confirmation;
744 develcreator = develcreator;
745 filenamedata = (None, None)}
747 method private getFilename =
748 match guistuff.filenamedata with Some f,_ -> f | _ -> assert false
750 method filename = self#getFilename
752 method private ppFilename =
753 match guistuff.filenamedata with
755 | None,_ -> sprintf ".unnamed%d.ma" scriptId
758 ignore (GMain.Timeout.add ~ms:300000
759 ~callback:(fun _ -> self#_saveToBackupFile ();true));
760 ignore (buffer#connect#modified_changed
761 (fun _ -> set_star (Filename.basename self#ppFilename) buffer#modified))
763 val mutable statements = [] (** executed statements *)
765 val mutable history = [ initial_statuses () ]
766 (** list of states before having executed statements. Head element of this
767 * list is the current state, last element is the state at the beginning of
769 * Invariant: this list length is 1 + length of statements *)
771 (** goal as seen by the user (i.e. metano corresponding to current tab) *)
772 val mutable userGoal = None
774 (** text mark and tag representing locked part of a script *)
776 buffer#create_mark ~name:"locked" ~left_gravity:true buffer#start_iter
777 val beginning_of_statement_mark =
778 buffer#create_mark ~name:"beginning_of_statement"
779 ~left_gravity:true buffer#start_iter
780 val locked_tag = buffer#create_tag [`BACKGROUND "lightblue"; `EDITABLE false]
781 val error_tag = buffer#create_tag [`UNDERLINE `SINGLE; `FOREGROUND "red"]
783 method locked_mark = locked_mark
784 method locked_tag = locked_tag
785 method error_tag = error_tag
787 (* history can't be empty, the invariant above grant that it contains at
788 * least the init grafite_status *)
789 method grafite_status = match history with (s,_)::_ -> s | _ -> assert false
790 method lexicon_status = match history with (_,ss)::_ -> ss | _ -> assert false
792 method private _advance ?statement () =
793 let s = match statement with Some s -> s | None -> self#getFuture in
794 HLog.debug ("evaluating: " ^ first_line s ^ " ...");
795 let entries, newtext, parsed_len =
797 eval_statement include_paths buffer guistuff self#lexicon_status
798 self#grafite_status userGoal self (`Raw s)
799 with End_of_file -> raise Margin
801 let new_statuses, new_statements =
802 let statuses, texts = List.split entries in
805 history <- new_statuses @ history;
806 statements <- new_statements @ statements;
807 let start = buffer#get_iter_at_mark (`MARK locked_mark) in
808 let new_text = String.concat "" (List.rev new_statements) in
809 if statement <> None then
810 buffer#insert ~iter:start new_text
812 let parsed_text = String.sub s 0 parsed_len in
813 if new_text <> parsed_text then begin
814 let stop = start#copy#forward_chars (Glib.Utf8.length parsed_text) in
815 buffer#delete ~start ~stop;
816 buffer#insert ~iter:start new_text;
819 self#moveMark (Glib.Utf8.length new_text);
820 buffer#insert ~iter:(buffer#get_iter_at_mark (`MARK locked_mark)) newtext;
821 (* here we need to set the Goal in case we are going to cursor (or to
822 bottom) and we will face a macro *)
823 match self#grafite_status.proof_status with
824 Incomplete_proof p ->
826 (try Some (Continuationals.Stack.find_goal p.stack)
827 with Failure _ -> None)
828 | _ -> userGoal <- None
830 method private _retract offset lexicon_status grafite_status new_statements
833 let cur_grafite_status,cur_lexicon_status =
834 match history with s::_ -> s | [] -> assert false
836 LexiconSync.time_travel ~present:cur_lexicon_status ~past:lexicon_status;
837 GrafiteSync.time_travel ~present:cur_grafite_status ~past:grafite_status;
838 statements <- new_statements;
839 history <- new_history;
840 self#moveMark (- offset)
842 method advance ?statement () =
844 self#_advance ?statement ();
847 | Margin -> self#notify
848 | Not_found -> assert false
849 | Invalid_argument "Array.make" -> HLog.error "The script is too big!\n"
850 | exc -> self#notify; raise exc
854 let cmp,new_statements,new_history,(grafite_status,lexicon_status) =
855 match statements,history with
856 stat::statements, _::(status::_ as history) ->
857 assert (Glib.Utf8.validate stat);
858 Glib.Utf8.length stat, statements, history, status
859 | [],[_] -> raise Margin
860 | _,_ -> assert false
862 self#_retract cmp lexicon_status grafite_status new_statements
866 | Margin -> self#notify
867 | Invalid_argument "Array.make" -> HLog.error "The script is too big!\n"
868 | exc -> self#notify; raise exc
870 method private getFuture =
871 buffer#get_text ~start:(buffer#get_iter_at_mark (`MARK locked_mark))
872 ~stop:buffer#end_iter ()
875 (** @param rel_offset relative offset from current position of locked_mark *)
876 method private moveMark rel_offset =
877 let mark = `MARK locked_mark in
878 let old_insert = buffer#get_iter_at_mark `INSERT in
879 buffer#remove_tag locked_tag ~start:buffer#start_iter ~stop:buffer#end_iter;
880 let current_mark_pos = buffer#get_iter_at_mark mark in
882 match rel_offset with
883 | 0 -> current_mark_pos
884 | n when n > 0 -> current_mark_pos#forward_chars n
885 | n (* when n < 0 *) -> current_mark_pos#backward_chars (abs n)
887 buffer#move_mark mark ~where:new_mark_pos;
888 buffer#apply_tag locked_tag ~start:buffer#start_iter ~stop:new_mark_pos;
889 buffer#move_mark `INSERT old_insert;
890 let mark_position = buffer#get_iter_at_mark mark in
891 if source_view#move_mark_onscreen mark then
893 buffer#move_mark mark mark_position;
894 source_view#scroll_to_mark ~use_align:true ~xalign:1.0 ~yalign:0.1 mark;
896 while Glib.Main.pending () do ignore(Glib.Main.iteration false); done
898 method clean_dirty_lock =
899 let lock_mark_iter = buffer#get_iter_at_mark (`MARK locked_mark) in
900 buffer#remove_tag locked_tag ~start:buffer#start_iter ~stop:buffer#end_iter;
901 buffer#apply_tag locked_tag ~start:buffer#start_iter ~stop:lock_mark_iter
903 val mutable observers = []
905 method addObserver (o: LexiconEngine.status -> GrafiteTypes.status -> unit) =
906 observers <- o :: observers
908 method private notify =
909 let lexicon_status = self#lexicon_status in
910 let grafite_status = self#grafite_status in
911 List.iter (fun o -> o lexicon_status grafite_status) observers
913 method loadFromString s =
916 buffer#set_modified true
918 method loadFromFile f =
919 buffer#set_text (HExtlib.input_file f);
921 buffer#set_modified false
923 method assignFileName file =
924 let abspath = MatitaMisc.absolute_path file in
925 let dirname = Filename.dirname abspath in
926 let devel = MatitamakeLib.development_for_dir dirname in
927 guistuff.filenamedata <- Some abspath, devel;
929 match MatitamakeLib.development_for_dir dirname with
931 | Some devel -> [MatitamakeLib.root_for_development devel] in
933 include_ @ (Helm_registry.get_list Helm_registry.string "matita.includes")
935 include_paths <- include_
937 method saveToFile () =
938 let oc = open_out self#getFilename in
939 output_string oc (buffer#get_text ~start:buffer#start_iter
940 ~stop:buffer#end_iter ());
942 buffer#set_modified false
944 method private _saveToBackupFile () =
945 if buffer#modified then
947 let f = self#ppFilename ^ "~" in
948 let oc = open_out f in
949 output_string oc (buffer#get_text ~start:buffer#start_iter
950 ~stop:buffer#end_iter ());
952 HLog.debug ("backup " ^ f ^ " saved")
955 method private goto_top =
956 let grafite_status,lexicon_status =
957 let rec last x = function
959 | hd::tl -> last hd tl
961 last (self#grafite_status,self#lexicon_status) history
963 (* FIXME: this is not correct since there is no undo for
964 * library_objects.set_default... *)
965 GrafiteSync.time_travel ~present:self#grafite_status ~past:grafite_status;
966 LexiconSync.time_travel ~present:self#lexicon_status ~past:lexicon_status
968 method private reset_buffer =
970 history <- [ initial_statuses () ];
973 buffer#remove_tag locked_tag ~start:buffer#start_iter ~stop:buffer#end_iter;
974 buffer#move_mark (`MARK locked_mark) ~where:buffer#start_iter
978 source_buffer#begin_not_undoable_action ();
979 buffer#delete ~start:buffer#start_iter ~stop:buffer#end_iter;
980 source_buffer#end_not_undoable_action ();
981 buffer#set_modified false;
984 let template = HExtlib.input_file BuildTimeConf.script_template in
985 buffer#insert ~iter:(buffer#get_iter `START) template;
986 let development = MatitamakeLib.development_for_dir (Unix.getcwd ()) in
987 guistuff.filenamedata <- (None,development);
989 match development with
991 | Some devel -> [MatitamakeLib.root_for_development devel ]
994 include_ @ (Helm_registry.get_list Helm_registry.string "matita.includes")
996 include_paths <- include_ ;
997 buffer#set_modified false;
998 set_star (Filename.basename self#ppFilename) false
1000 method goto (pos: [`Top | `Bottom | `Cursor]) () =
1002 let old_locked_mark =
1004 (buffer#create_mark ~name:"old_locked_mark"
1005 ~left_gravity:true (buffer#get_iter_at_mark (`MARK locked_mark))) in
1006 let getpos _ = buffer#get_iter_at_mark (`MARK locked_mark) in
1007 let getoldpos _ = buffer#get_iter_at_mark old_locked_mark in
1008 let dispose_old_locked_mark () = buffer#delete_mark old_locked_mark in
1011 dispose_old_locked_mark ();
1017 let rec dowhile () =
1019 let newpos = getpos () in
1020 if (getoldpos ())#compare newpos < 0 then
1022 buffer#move_mark old_locked_mark newpos;
1027 dispose_old_locked_mark ();
1030 | Margin -> dispose_old_locked_mark (); self#notify
1031 | exc -> dispose_old_locked_mark (); self#notify; raise exc)
1033 let locked_iter () = buffer#get_iter_at_mark (`NAME "locked") in
1034 let cursor_iter () = buffer#get_iter_at_mark `INSERT in
1037 (buffer#create_mark ~name:"initial_insert"
1038 ~left_gravity:true (cursor_iter ())) in
1039 let dispose_remember () = buffer#delete_mark remember in
1040 let remember_iter () =
1041 buffer#get_iter_at_mark (`NAME "initial_insert") in
1042 let cmp () = (locked_iter ())#offset - (remember_iter ())#offset in
1043 let icmp = cmp () in
1044 let forward_until_cursor () = (* go forward until locked > cursor *)
1047 if cmp () < 0 && (getoldpos ())#compare (getpos ()) < 0
1050 buffer#move_mark old_locked_mark (getpos ());
1056 let rec back_until_cursor len = (* go backward until locked < cursor *)
1058 statements, ((grafite_status,lexicon_status)::_ as history)
1060 self#_retract (icmp - len) lexicon_status grafite_status statements
1062 | statement::tl1, _::tl2 ->
1063 back_until_cursor (len - MatitaGtkMisc.utf8_string_length statement) (tl1,tl2)
1064 | _,_ -> assert false
1068 if icmp < 0 then (* locked < cursor *)
1069 (forward_until_cursor (); self#notify)
1070 else if icmp > 0 then (* locked > cursor *)
1071 (back_until_cursor icmp (statements,history); self#notify)
1072 else (* cursor = locked *)
1075 dispose_remember ();
1076 dispose_old_locked_mark ();
1078 | Margin -> dispose_remember (); dispose_old_locked_mark (); self#notify
1079 | exc -> dispose_remember (); dispose_old_locked_mark ();
1080 self#notify; raise exc)
1081 with Invalid_argument "Array.make" ->
1082 HLog.error "The script is too big!\n"
1084 method onGoingProof () =
1085 match self#grafite_status.proof_status with
1086 | No_proof | Proof _ -> false
1087 | Incomplete_proof _ -> true
1088 | Intermediate _ -> assert false
1090 (* method proofStatus = MatitaTypes.get_proof_status self#status *)
1091 method proofMetasenv = GrafiteTypes.get_proof_metasenv self#grafite_status
1093 method proofContext =
1096 | Some n -> GrafiteTypes.get_proof_context self#grafite_status n
1098 method proofConclusion =
1100 None -> assert false
1102 GrafiteTypes.get_proof_conclusion self#grafite_status n
1104 method stack = GrafiteTypes.get_stack self#grafite_status
1105 method setGoal n = userGoal <- n
1106 method goal = userGoal
1109 let rec is_there_only_comments lexicon_status s =
1110 if Pcre.pmatch ~rex:only_dust_RE s then raise Margin;
1111 let lexicon_status,st =
1112 GrafiteParser.parse_statement (Ulexing.from_utf8_string s)
1113 ~include_paths lexicon_status
1116 | GrafiteParser.LSome (GrafiteAst.Comment (loc,_)) ->
1117 let _,parsed_text_length = MatitaGtkMisc.utf8_parsed_text s loc in
1118 (* CSC: why +1 in the following lines ???? *)
1119 let parsed_text_length = parsed_text_length + 1 in
1120 prerr_endline ("## " ^ string_of_int parsed_text_length);
1121 let remain_len = String.length s - parsed_text_length in
1122 let next = String.sub s parsed_text_length remain_len in
1123 is_there_only_comments lexicon_status next
1124 | GrafiteParser.LNone _
1125 | GrafiteParser.LSome (GrafiteAst.Executable _) -> false
1128 is_there_only_comments self#lexicon_status self#getFuture
1130 | LexiconEngine.IncludedFileNotCompiled _
1131 | HExtlib.Localized _
1132 | CicNotationParser.Parse_error _ -> false
1133 | Margin | End_of_file -> true
1134 | Invalid_argument "Array.make" -> false
1138 HLog.debug "script status:";
1139 HLog.debug ("history size: " ^ string_of_int (List.length history));
1140 HLog.debug (sprintf "%d statements:" (List.length statements));
1141 List.iter HLog.debug statements;
1142 HLog.debug ("Current file name: " ^
1143 (match guistuff.filenamedata with
1144 |None,_ -> "[ no name ]"
1149 let _script = ref None
1151 let script ~source_view ~mathviewer ~urichooser ~develcreator ~ask_confirmation ~set_star ()
1154 ~source_view ~mathviewer ~ask_confirmation ~urichooser ~develcreator ~set_star ()
1159 let current () = match !_script with None -> assert false | Some s -> s