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:(Helm_registry.get_bool
568 "matita.paste_unicode_as_tex")
569 ~skip_thm_and_qed:true
570 ~skip_initial_lambdas:how_many_lambdas
571 80 GrafiteAst.Declarative "" obj
574 (* use cic2grafite *)
575 cic2grafite cc menv proof_term
577 (* alternative using FG stuff *)
578 let proof_term, how_many_lambdas =
579 Auto.lambda_close ~prefix_name:"orrible_hack_"
583 CicTypeChecker.type_of_aux'
584 menv [] proof_term CicUniv.empty_ugraph
587 Cic.Constant ("",Some proof_term, ty, [], [`Flavour `Lemma])
589 Pcre.qreplace ~templ:"?" ~pat:"orrible_hack_[0-9]+"
591 (ApplyTransformation.txt_of_cic_object
592 ~map_unicode_to_tex:(Helm_registry.get_bool
593 "matita.paste_unicode_as_tex")
594 ~skip_thm_and_qed:true
595 ~skip_initial_lambdas:how_many_lambdas
596 80 (GrafiteAst.Procedural None) "" obj))
598 let text = comment parsed_text ^ "\n" ^ proof_script ^ trailer in
599 [],text,parsed_text_length
601 ProofEngineTypes.Fail _ as exn ->
603 (* [], comment parsed_text ^ "\nfail.\n", parsed_text_length *))
604 | TA.Inline (_,style,suri,prefix) ->
606 ApplyTransformation.txt_of_inline_macro
607 ~map_unicode_to_tex:(Helm_registry.get_bool
608 "matita.paste_unicode_as_tex")
611 [], str, String.length parsed_text
613 and eval_executable include_paths (buffer : GText.buffer) guistuff
614 lexicon_status grafite_status user_goal unparsed_text skipped_txt nonskipped_txt
617 let module TAPp = GrafiteAstPp in
618 let module MD = GrafiteDisambiguator in
619 let module ML = MatitaMisc in
623 | TA.Command (_,TA.Set (_,"baseuri",u)) ->
624 if Http_getter_storage.is_read_only u then
625 raise (ActionCancelled ("baseuri " ^ u ^ " is readonly"));
626 if not (Http_getter_storage.is_empty ~local:true u) then
628 guistuff.ask_confirmation
629 ~title:"Baseuri redefinition"
631 "Baseuri " ^ u ^ " already exists.\n" ^
632 "Do you want to redefine the corresponding "^
633 "part of the library?")
635 | `YES -> LibraryClean.clean_baseuris [u]
637 | `CANCEL -> raise MatitaTypes.Cancel)
640 ignore (buffer#move_mark (`NAME "beginning_of_statement")
641 ~where:((buffer#get_iter_at_mark (`NAME "locked"))#forward_chars
642 (Glib.Utf8.length skipped_txt))) ;
644 guistuff lexicon_status grafite_status user_goal skipped_txt nonskipped_txt
645 (TA.Executable (loc, ex))
647 MatitaTypes.Cancel -> [], "", 0
648 | GrafiteEngine.Macro (_loc,lazy_macro) ->
652 | Some n -> GrafiteTypes.get_proof_context grafite_status n in
653 let grafite_status,macro = lazy_macro context in
654 eval_macro include_paths buffer guistuff lexicon_status grafite_status
655 user_goal unparsed_text (skipped_txt ^ nonskipped_txt) script macro
657 and eval_statement include_paths (buffer : GText.buffer) guistuff lexicon_status
658 grafite_status user_goal script statement
660 let (lexicon_status,st), unparsed_text =
663 if Pcre.pmatch ~rex:only_dust_RE text then raise Margin;
665 wrap_with_developments guistuff
666 (GrafiteParser.parse_statement
667 (Ulexing.from_utf8_string text) ~include_paths) lexicon_status
670 | `Ast (st, text) -> (lexicon_status, st), text
672 let text_of_loc floc =
673 let nonskipped_txt,_ = MatitaGtkMisc.utf8_parsed_text unparsed_text floc in
674 let start, stop = HExtlib.loc_of_floc floc in
675 let floc = HExtlib.floc_of_loc (0, start) in
676 let skipped_txt,_ = MatitaGtkMisc.utf8_parsed_text unparsed_text floc in
677 let floc = HExtlib.floc_of_loc (0, stop) in
678 let txt,len = MatitaGtkMisc.utf8_parsed_text unparsed_text floc in
679 txt,nonskipped_txt,skipped_txt,len
682 | GrafiteParser.LNone loc ->
683 let parsed_text, _, _, parsed_text_length = text_of_loc loc in
684 [(grafite_status,lexicon_status),parsed_text],"",
686 | GrafiteParser.LSome (GrafiteAst.Comment (loc, _)) ->
687 let parsed_text, _, _, parsed_text_length = text_of_loc loc in
688 let remain_len = String.length unparsed_text - parsed_text_length in
689 let s = String.sub unparsed_text parsed_text_length remain_len in
692 eval_statement include_paths buffer guistuff lexicon_status
693 grafite_status user_goal script (`Raw s)
695 HExtlib.Localized (floc, exn) ->
696 HExtlib.raise_localized_exception
697 ~offset:(MatitaGtkMisc.utf8_string_length parsed_text) floc exn
698 | GrafiteDisambiguator.DisambiguationError (offset,errorll) ->
700 (GrafiteDisambiguator.DisambiguationError
701 (offset+parsed_text_length, errorll))
703 assert (text=""); (* no macros inside comments, please! *)
705 | (statuses,text)::tl ->
706 (statuses,parsed_text ^ text)::tl,"",parsed_text_length + len
708 | GrafiteParser.LSome (GrafiteAst.Executable (loc, ex)) ->
709 let _, nonskipped, skipped, parsed_text_length =
712 eval_executable include_paths buffer guistuff lexicon_status
713 grafite_status user_goal unparsed_text skipped nonskipped script ex loc
715 let fresh_script_id =
719 class script ~(source_view: GSourceView.source_view)
720 ~(mathviewer: MatitaTypes.mathViewer)
726 let buffer = source_view#buffer in
727 let source_buffer = source_view#source_buffer in
728 let initial_statuses () =
729 (* these include_paths are used only to load the initial notation *)
731 Helm_registry.get_list Helm_registry.string "matita.includes" in
733 CicNotation2.load_notation ~include_paths
734 BuildTimeConf.core_notation_script in
735 let grafite_status = GrafiteSync.init () in
736 grafite_status,lexicon_status
739 val mutable include_paths =
740 Helm_registry.get_list Helm_registry.string "matita.includes"
742 val scriptId = fresh_script_id ()
745 mathviewer = mathviewer;
746 urichooser = urichooser;
747 ask_confirmation = ask_confirmation;
748 develcreator = develcreator;
749 filenamedata = (None, None)}
751 method private getFilename =
752 match guistuff.filenamedata with Some f,_ -> f | _ -> assert false
754 method filename = self#getFilename
756 method private ppFilename =
757 match guistuff.filenamedata with
759 | None,_ -> sprintf ".unnamed%d.ma" scriptId
762 ignore (GMain.Timeout.add ~ms:300000
763 ~callback:(fun _ -> self#_saveToBackupFile ();true));
764 ignore (buffer#connect#modified_changed
765 (fun _ -> set_star (Filename.basename self#ppFilename) buffer#modified))
767 val mutable statements = [] (** executed statements *)
769 val mutable history = [ initial_statuses () ]
770 (** list of states before having executed statements. Head element of this
771 * list is the current state, last element is the state at the beginning of
773 * Invariant: this list length is 1 + length of statements *)
775 (** goal as seen by the user (i.e. metano corresponding to current tab) *)
776 val mutable userGoal = None
778 (** text mark and tag representing locked part of a script *)
780 buffer#create_mark ~name:"locked" ~left_gravity:true buffer#start_iter
781 val beginning_of_statement_mark =
782 buffer#create_mark ~name:"beginning_of_statement"
783 ~left_gravity:true buffer#start_iter
784 val locked_tag = buffer#create_tag [`BACKGROUND "lightblue"; `EDITABLE false]
785 val error_tag = buffer#create_tag [`UNDERLINE `SINGLE; `FOREGROUND "red"]
787 method locked_mark = locked_mark
788 method locked_tag = locked_tag
789 method error_tag = error_tag
791 (* history can't be empty, the invariant above grant that it contains at
792 * least the init grafite_status *)
793 method grafite_status = match history with (s,_)::_ -> s | _ -> assert false
794 method lexicon_status = match history with (_,ss)::_ -> ss | _ -> assert false
796 method private _advance ?statement () =
797 let s = match statement with Some s -> s | None -> self#getFuture in
798 HLog.debug ("evaluating: " ^ first_line s ^ " ...");
799 let entries, newtext, parsed_len =
801 eval_statement include_paths buffer guistuff self#lexicon_status
802 self#grafite_status userGoal self (`Raw s)
803 with End_of_file -> raise Margin
805 let new_statuses, new_statements =
806 let statuses, texts = List.split entries in
809 history <- new_statuses @ history;
810 statements <- new_statements @ statements;
811 let start = buffer#get_iter_at_mark (`MARK locked_mark) in
812 let new_text = String.concat "" (List.rev new_statements) in
813 if statement <> None then
814 buffer#insert ~iter:start new_text
816 let parsed_text = String.sub s 0 parsed_len in
817 if new_text <> parsed_text then begin
818 let stop = start#copy#forward_chars (Glib.Utf8.length parsed_text) in
819 buffer#delete ~start ~stop;
820 buffer#insert ~iter:start new_text;
823 self#moveMark (Glib.Utf8.length new_text);
824 buffer#insert ~iter:(buffer#get_iter_at_mark (`MARK locked_mark)) newtext;
825 (* here we need to set the Goal in case we are going to cursor (or to
826 bottom) and we will face a macro *)
827 match self#grafite_status.proof_status with
828 Incomplete_proof p ->
830 (try Some (Continuationals.Stack.find_goal p.stack)
831 with Failure _ -> None)
832 | _ -> userGoal <- None
834 method private _retract offset lexicon_status grafite_status new_statements
837 let cur_grafite_status,cur_lexicon_status =
838 match history with s::_ -> s | [] -> assert false
840 LexiconSync.time_travel ~present:cur_lexicon_status ~past:lexicon_status;
841 GrafiteSync.time_travel ~present:cur_grafite_status ~past:grafite_status;
842 statements <- new_statements;
843 history <- new_history;
844 self#moveMark (- offset)
846 method advance ?statement () =
848 self#_advance ?statement ();
851 | Margin -> self#notify
852 | Not_found -> assert false
853 | Invalid_argument "Array.make" -> HLog.error "The script is too big!\n"
854 | exc -> self#notify; raise exc
858 let cmp,new_statements,new_history,(grafite_status,lexicon_status) =
859 match statements,history with
860 stat::statements, _::(status::_ as history) ->
861 assert (Glib.Utf8.validate stat);
862 Glib.Utf8.length stat, statements, history, status
863 | [],[_] -> raise Margin
864 | _,_ -> assert false
866 self#_retract cmp lexicon_status grafite_status new_statements
870 | Margin -> self#notify
871 | Invalid_argument "Array.make" -> HLog.error "The script is too big!\n"
872 | exc -> self#notify; raise exc
874 method private getFuture =
875 buffer#get_text ~start:(buffer#get_iter_at_mark (`MARK locked_mark))
876 ~stop:buffer#end_iter ()
879 (** @param rel_offset relative offset from current position of locked_mark *)
880 method private moveMark rel_offset =
881 let mark = `MARK locked_mark in
882 let old_insert = buffer#get_iter_at_mark `INSERT in
883 buffer#remove_tag locked_tag ~start:buffer#start_iter ~stop:buffer#end_iter;
884 let current_mark_pos = buffer#get_iter_at_mark mark in
886 match rel_offset with
887 | 0 -> current_mark_pos
888 | n when n > 0 -> current_mark_pos#forward_chars n
889 | n (* when n < 0 *) -> current_mark_pos#backward_chars (abs n)
891 buffer#move_mark mark ~where:new_mark_pos;
892 buffer#apply_tag locked_tag ~start:buffer#start_iter ~stop:new_mark_pos;
893 buffer#move_mark `INSERT old_insert;
894 let mark_position = buffer#get_iter_at_mark mark in
895 if source_view#move_mark_onscreen mark then
897 buffer#move_mark mark mark_position;
898 source_view#scroll_to_mark ~use_align:true ~xalign:1.0 ~yalign:0.1 mark;
900 while Glib.Main.pending () do ignore(Glib.Main.iteration false); done
902 method clean_dirty_lock =
903 let lock_mark_iter = buffer#get_iter_at_mark (`MARK locked_mark) in
904 buffer#remove_tag locked_tag ~start:buffer#start_iter ~stop:buffer#end_iter;
905 buffer#apply_tag locked_tag ~start:buffer#start_iter ~stop:lock_mark_iter
907 val mutable observers = []
909 method addObserver (o: LexiconEngine.status -> GrafiteTypes.status -> unit) =
910 observers <- o :: observers
912 method private notify =
913 let lexicon_status = self#lexicon_status in
914 let grafite_status = self#grafite_status in
915 List.iter (fun o -> o lexicon_status grafite_status) observers
917 method loadFromString s =
920 buffer#set_modified true
922 method loadFromFile f =
923 buffer#set_text (HExtlib.input_file f);
925 buffer#set_modified false
927 method assignFileName file =
928 let abspath = MatitaMisc.absolute_path file in
929 let dirname = Filename.dirname abspath in
930 let devel = MatitamakeLib.development_for_dir dirname in
931 guistuff.filenamedata <- Some abspath, devel;
933 match MatitamakeLib.development_for_dir dirname with
935 | Some devel -> [MatitamakeLib.root_for_development devel] in
937 include_ @ (Helm_registry.get_list Helm_registry.string "matita.includes")
939 include_paths <- include_
941 method saveToFile () =
942 let oc = open_out self#getFilename in
943 output_string oc (buffer#get_text ~start:buffer#start_iter
944 ~stop:buffer#end_iter ());
946 buffer#set_modified false
948 method private _saveToBackupFile () =
949 if buffer#modified then
951 let f = self#ppFilename ^ "~" in
952 let oc = open_out f in
953 output_string oc (buffer#get_text ~start:buffer#start_iter
954 ~stop:buffer#end_iter ());
956 HLog.debug ("backup " ^ f ^ " saved")
959 method private goto_top =
960 let grafite_status,lexicon_status =
961 let rec last x = function
963 | hd::tl -> last hd tl
965 last (self#grafite_status,self#lexicon_status) history
967 (* FIXME: this is not correct since there is no undo for
968 * library_objects.set_default... *)
969 GrafiteSync.time_travel ~present:self#grafite_status ~past:grafite_status;
970 LexiconSync.time_travel ~present:self#lexicon_status ~past:lexicon_status
972 method private reset_buffer =
974 history <- [ initial_statuses () ];
977 buffer#remove_tag locked_tag ~start:buffer#start_iter ~stop:buffer#end_iter;
978 buffer#move_mark (`MARK locked_mark) ~where:buffer#start_iter
982 source_buffer#begin_not_undoable_action ();
983 buffer#delete ~start:buffer#start_iter ~stop:buffer#end_iter;
984 source_buffer#end_not_undoable_action ();
985 buffer#set_modified false;
988 let template = HExtlib.input_file BuildTimeConf.script_template in
989 buffer#insert ~iter:(buffer#get_iter `START) template;
990 let development = MatitamakeLib.development_for_dir (Unix.getcwd ()) in
991 guistuff.filenamedata <- (None,development);
993 match development with
995 | Some devel -> [MatitamakeLib.root_for_development devel ]
998 include_ @ (Helm_registry.get_list Helm_registry.string "matita.includes")
1000 include_paths <- include_ ;
1001 buffer#set_modified false;
1002 set_star (Filename.basename self#ppFilename) false
1004 method goto (pos: [`Top | `Bottom | `Cursor]) () =
1006 let old_locked_mark =
1008 (buffer#create_mark ~name:"old_locked_mark"
1009 ~left_gravity:true (buffer#get_iter_at_mark (`MARK locked_mark))) in
1010 let getpos _ = buffer#get_iter_at_mark (`MARK locked_mark) in
1011 let getoldpos _ = buffer#get_iter_at_mark old_locked_mark in
1012 let dispose_old_locked_mark () = buffer#delete_mark old_locked_mark in
1015 dispose_old_locked_mark ();
1021 let rec dowhile () =
1023 let newpos = getpos () in
1024 if (getoldpos ())#compare newpos < 0 then
1026 buffer#move_mark old_locked_mark newpos;
1031 dispose_old_locked_mark ();
1034 | Margin -> dispose_old_locked_mark (); self#notify
1035 | exc -> dispose_old_locked_mark (); self#notify; raise exc)
1037 let locked_iter () = buffer#get_iter_at_mark (`NAME "locked") in
1038 let cursor_iter () = buffer#get_iter_at_mark `INSERT in
1041 (buffer#create_mark ~name:"initial_insert"
1042 ~left_gravity:true (cursor_iter ())) in
1043 let dispose_remember () = buffer#delete_mark remember in
1044 let remember_iter () =
1045 buffer#get_iter_at_mark (`NAME "initial_insert") in
1046 let cmp () = (locked_iter ())#offset - (remember_iter ())#offset in
1047 let icmp = cmp () in
1048 let forward_until_cursor () = (* go forward until locked > cursor *)
1051 if cmp () < 0 && (getoldpos ())#compare (getpos ()) < 0
1054 buffer#move_mark old_locked_mark (getpos ());
1060 let rec back_until_cursor len = (* go backward until locked < cursor *)
1062 statements, ((grafite_status,lexicon_status)::_ as history)
1064 self#_retract (icmp - len) lexicon_status grafite_status statements
1066 | statement::tl1, _::tl2 ->
1067 back_until_cursor (len - MatitaGtkMisc.utf8_string_length statement) (tl1,tl2)
1068 | _,_ -> assert false
1072 if icmp < 0 then (* locked < cursor *)
1073 (forward_until_cursor (); self#notify)
1074 else if icmp > 0 then (* locked > cursor *)
1075 (back_until_cursor icmp (statements,history); self#notify)
1076 else (* cursor = locked *)
1079 dispose_remember ();
1080 dispose_old_locked_mark ();
1082 | Margin -> dispose_remember (); dispose_old_locked_mark (); self#notify
1083 | exc -> dispose_remember (); dispose_old_locked_mark ();
1084 self#notify; raise exc)
1085 with Invalid_argument "Array.make" ->
1086 HLog.error "The script is too big!\n"
1088 method onGoingProof () =
1089 match self#grafite_status.proof_status with
1090 | No_proof | Proof _ -> false
1091 | Incomplete_proof _ -> true
1092 | Intermediate _ -> assert false
1094 (* method proofStatus = MatitaTypes.get_proof_status self#status *)
1095 method proofMetasenv = GrafiteTypes.get_proof_metasenv self#grafite_status
1097 method proofContext =
1100 | Some n -> GrafiteTypes.get_proof_context self#grafite_status n
1102 method proofConclusion =
1104 None -> assert false
1106 GrafiteTypes.get_proof_conclusion self#grafite_status n
1108 method stack = GrafiteTypes.get_stack self#grafite_status
1109 method setGoal n = userGoal <- n
1110 method goal = userGoal
1113 let rec is_there_only_comments lexicon_status s =
1114 if Pcre.pmatch ~rex:only_dust_RE s then raise Margin;
1115 let lexicon_status,st =
1116 GrafiteParser.parse_statement (Ulexing.from_utf8_string s)
1117 ~include_paths lexicon_status
1120 | GrafiteParser.LSome (GrafiteAst.Comment (loc,_)) ->
1121 let _,parsed_text_length = MatitaGtkMisc.utf8_parsed_text s loc in
1122 (* CSC: why +1 in the following lines ???? *)
1123 let parsed_text_length = parsed_text_length + 1 in
1124 prerr_endline ("## " ^ string_of_int parsed_text_length);
1125 let remain_len = String.length s - parsed_text_length in
1126 let next = String.sub s parsed_text_length remain_len in
1127 is_there_only_comments lexicon_status next
1128 | GrafiteParser.LNone _
1129 | GrafiteParser.LSome (GrafiteAst.Executable _) -> false
1132 is_there_only_comments self#lexicon_status self#getFuture
1134 | LexiconEngine.IncludedFileNotCompiled _
1135 | HExtlib.Localized _
1136 | CicNotationParser.Parse_error _ -> false
1137 | Margin | End_of_file -> true
1138 | Invalid_argument "Array.make" -> false
1142 HLog.debug "script status:";
1143 HLog.debug ("history size: " ^ string_of_int (List.length history));
1144 HLog.debug (sprintf "%d statements:" (List.length statements));
1145 List.iter HLog.debug statements;
1146 HLog.debug ("Current file name: " ^
1147 (match guistuff.filenamedata with
1148 |None,_ -> "[ no name ]"
1153 let _script = ref None
1155 let script ~source_view ~mathviewer ~urichooser ~develcreator ~ask_confirmation ~set_star ()
1158 ~source_view ~mathviewer ~ask_confirmation ~urichooser ~develcreator ~set_star ()
1163 let current () = match !_script with None -> assert false | Some s -> s