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:(Helm_registry.get_bool
89 "matita.do_heavy_checks")
90 lexicon_status grafite_status (text,prefix_len,st)
92 let enriched_history_fragment = List.rev enriched_history_fragment in
96 (fun (acc, to_prepend) (status,alias) ->
98 | None -> (status,to_prepend ^ nonskipped_txt)::acc,""
99 | Some (k,((v,_) as value)) ->
100 let newtxt = DP.pp_environment (DTE.add k value DTE.empty) in
101 (status,to_prepend ^ newtxt ^ "\n")::acc, "")
102 ([],skipped_txt) enriched_history_fragment
104 res,"",parsed_text_length
106 let wrap_with_developments guistuff f arg =
107 let compile_needed_and_go_on lexiconfile d exc =
108 let target = Pcre.replace ~pat:"lexicon$" ~templ:"moo" lexiconfile in
109 let target = Pcre.replace ~pat:"metadata$" ~templ:"moo" target in
111 while Glib.Main.pending () do ignore(Glib.Main.iteration false); done
113 if not(MatitamakeLib.build_development_in_bg ~target refresh_cb d) then
118 let do_nothing () = raise (ActionCancelled "Inclusion not performed") in
119 let check_if_file_is_exists f =
120 assert(Pcre.pmatch ~pat:"ma$" f);
121 let pwd = Sys.getcwd () in
122 let f_pwd = pwd ^ "/" ^ f in
123 if not (HExtlib.is_regular f_pwd) then
124 raise (ActionCancelled ("File "^f_pwd^" does not exists!"))
128 ("Internal error: "^f_pwd^" exists but I'm unable to include it!"))
130 let handle_with_devel d lexiconfile mafile exc =
131 let name = MatitamakeLib.name_for_development d in
132 let title = "Unable to include " ^ lexiconfile in
134 mafile ^ " is handled by development <b>" ^ name ^ "</b>.\n\n" ^
135 "<i>Should I compile it and Its dependencies?</i>"
137 (match guistuff.ask_confirmation ~title ~message with
138 | `YES -> compile_needed_and_go_on lexiconfile d exc
140 | `CANCEL -> do_nothing ())
142 let handle_without_devel mafilename exc =
143 let title = "Unable to include " ^ mafilename in
145 mafilename ^ " is <b>not</b> handled by a development.\n" ^
146 "All dependencies are automatically solved for a development.\n\n" ^
147 "<i>Do you want to set up a development?</i>"
149 (match guistuff.ask_confirmation ~title ~message with
151 guistuff.develcreator ~containing:(Some (Filename.dirname mafilename));
154 | `CANCEL -> do_nothing())
159 | DependenciesParser.UnableToInclude mafilename ->
160 assert (Pcre.pmatch ~pat:"ma$" mafilename);
161 check_if_file_is_exists mafilename
162 | LexiconEngine.IncludedFileNotCompiled (xfilename,mafilename)
163 | GrafiteEngine.IncludedFileNotCompiled (xfilename,mafilename) as exn ->
164 assert (Pcre.pmatch ~pat:"ma$" mafilename);
165 assert (Pcre.pmatch ~pat:"lexicon$" xfilename ||
166 Pcre.pmatch ~pat:"mo$" xfilename );
167 (* we know that someone was able to include the .ma, get the baseuri
168 * but was unable to get the compilation output 'xfilename' *)
169 match MatitamakeLib.development_for_dir (Filename.dirname mafilename) with
170 | None -> handle_without_devel mafilename exn
171 | Some d -> handle_with_devel d xfilename mafilename exn
175 guistuff lexicon_status grafite_status user_goal
176 skipped_txt nonskipped_txt st
178 wrap_with_developments guistuff
180 guistuff lexicon_status grafite_status user_goal
181 skipped_txt nonskipped_txt) st
184 let pp_eager_statement_ast =
185 GrafiteAstPp.pp_statement ~term_pp:CicNotationPp.pp_term
186 ~lazy_term_pp:(fun _ -> assert false) ~obj_pp:(fun _ -> assert false)
188 (* naive implementation of procedural proof script generation,
189 * starting from an applicatiove *auto generated) proof.
190 * this is out of place, but I like it :-P *)
191 let cic2grafite context menv t =
192 (* indents a proof script in a stupid way, better than nothing *)
193 let stupid_indenter s =
195 let idx_square_o = try String.index s '[' with Not_found -> -1 in
196 let idx_square_c = try String.index s ']' with Not_found -> -1 in
197 let idx_pipe = try String.index s '|' with Not_found -> -1 in
199 List.sort (fun (i,_) (j,_) -> compare i j)
200 [idx_square_o,'[';idx_square_c,']';idx_pipe,'|']
202 let tok = List.filter (fun (i,_) -> i <> -1) tok in
204 | (i,c)::_ -> Some (i,c)
207 let break_apply n s =
208 let tab = String.make (n+1) ' ' in
209 Pcre.replace ~templ:(".\n" ^ tab ^ "apply") ~pat:"\\.apply" s
215 | Some (position, char) ->
218 String.sub s 0 position,
219 String.sub s (position+1) (String.length s - (position+1))
222 | '[' -> break_apply n s1 ^ "\n" ^ String.make (n+2) ' ' ^
224 | '|' -> break_apply n s1 ^ "\n" ^ String.make n ' ' ^
226 | ']' -> break_apply n s1 ^ "\n" ^ String.make n ' ' ^
230 Invalid_argument err ->
236 let module PT = CicNotationPt in
237 let module GA = GrafiteAst in
240 List.map (function Some (n,_) -> Some n | None -> None) context
244 let sort_of context t =
247 CicTypeChecker.type_of_aux' menv context t
248 CicUniv.oblivion_ugraph
250 let sort,_ = CicTypeChecker.type_of_aux' menv context ty
251 CicUniv.oblivion_ugraph
254 | Cic.Sort Cic.Prop -> true
257 CicTypeChecker.TypeCheckerFailure _ ->
258 HLog.error "auto proof to sript transformation error"; false
260 let floc = HExtlib.dummy_floc in
261 (* minimalisti cic.term -> pt.term *)
263 let rec aux c = function
267 | Cic.Const _ as t ->
268 PT.Ident (pp_t c t, None)
269 | Cic.Appl l -> PT.Appl (List.map (aux c) l)
270 | Cic.Implicit _ -> PT.Implicit
271 | Cic.Lambda (Cic.Name n, s, t) ->
272 PT.Binder (`Lambda, (PT.Ident (n,None), Some (aux c s)),
273 aux (Some (Cic.Name n, Cic.Decl s)::c) t)
274 | Cic.Prod (Cic.Name n, s, t) ->
275 PT.Binder (`Forall, (PT.Ident (n,None), Some (aux c s)),
276 aux (Some (Cic.Name n, Cic.Decl s)::c) t)
277 | Cic.LetIn (Cic.Name n, s, t) ->
278 PT.Binder (`Lambda, (PT.Ident (n,None), Some (aux c s)),
279 aux (Some (Cic.Name n, Cic.Def (s,None))::c) t)
280 | Cic.Meta _ -> PT.Implicit
281 | Cic.Sort (Cic.Type u) -> PT.Sort (`Type u)
282 | Cic.Sort Cic.Set -> PT.Sort `Set
283 | Cic.Sort Cic.CProp -> PT.Sort `CProp
284 | Cic.Sort Cic.Prop -> PT.Sort `Prop
285 | _ as t -> PT.Ident ("ERROR: "^CicPp.ppterm t, None)
289 (* prints an applicative proof, that is an auto proof.
290 * don't use in the general case! *)
291 let rec print_proof context = function
293 | Cic.Const _ as t ->
294 [GA.Executable (floc,
296 Some (GA.Apply (floc, print_term context t)), GA.Dot floc))]
297 | Cic.Appl (he::tl) ->
298 let tl = List.map (fun t -> t, sort_of context t) tl in
300 HExtlib.filter_map (function (t,true) -> Some t | _ -> None) tl
303 List.map (function | (t,true) -> Cic.Implicit None | (t,_) -> t) tl
305 if List.length subgoals > 1 then
307 [GA.Executable (floc,
309 Some (GA.Apply (floc, print_term context (Cic.Appl (he::args)))),
310 GA.Semicolon floc))] @
311 [GA.Executable (floc, GA.Tactic (floc, None, GA.Branch floc))] @
313 ~sep:[GA.Executable (floc, GA.Tactic (floc, None,GA.Shift floc))]
314 (List.map (print_proof context) subgoals)) @
315 [GA.Executable (floc, GA.Tactic (floc, None,GA.Merge floc))]
318 [GA.Executable (floc,
321 (floc, print_term context (Cic.Appl (he::args)) )), GA.Dot floc))]
325 | [x] -> print_proof context x
327 | Cic.Lambda (Cic.Name n, ty, bo) ->
328 [GA.Executable (floc,
330 Some (GA.Cut (floc, Some n, (print_term context ty))),
332 (print_proof (Some (Cic.Name n, Cic.Decl ty)::context) bo) @
333 [GA.Executable (floc, GA.Tactic (floc, None,GA.Shift floc))] @
334 [GA.Executable (floc, GA.Tactic (floc,
335 Some (GA.Assumption floc),GA.Merge floc))]
338 debug_print (lazy (CicPp.ppterm t));
342 (* performs a lambda closure of the proof term abstracting metas.
343 * this is really an approximation of a closure, local subst of metas
344 * is not kept into account *)
345 let close_pt menv context t =
346 let metas = CicUtil.metas_of_term t in
348 HExtlib.list_uniq ~eq:(fun (i,_) (j,_) -> i = j)
349 (List.sort (fun (i,_) (j,_) -> compare i j) metas)
351 let mk_rels_and_collapse_metas metas =
352 let rec aux i map acc acc1 = function
353 | [] -> acc, acc1, map
355 let _,_,ty = CicUtil.lookup_meta j menv in
357 let n = List.assoc ty map in
358 aux i map (Cic.Rel n :: acc) (m::acc1) tl
360 let map = (ty, i)::map in
361 aux (i+1) map (Cic.Rel i :: acc) (m::acc1) tl
365 let rels, metas, map = mk_rels_and_collapse_metas metas in
366 let n_lambdas = List.length map in
372 ProofEngineReduction.replace_lifting
373 ~what:(List.map (fun (x,_) -> Cic.Meta (x,[])) metas)
376 ~equality:(fun _ x y ->
378 | Cic.Meta(i,_), Cic.Meta(j,_) when i=j -> true
380 ~where:(CicSubstitution.lift n_lambdas t)
382 let rec mk_lam = function
385 let name = "fresh_"^ string_of_int n in
386 Cic.Lambda (Cic.Name name, ty, mk_lam tl)
390 (fun (l,liftno) (ty,_) ->
391 (l @ [CicSubstitution.lift liftno ty,liftno] , liftno+1))
396 let ast = print_proof context (close_pt menv context t) in
398 (* ZACK: setting width to 80 will trigger a bug of BoxPp.render_to_string
399 * which will show up using the following command line:
400 * ./tptp2grafite -tptppath ~tassi/TPTP-v3.1.1 GRP170-1 *)
401 let width = max_int in
402 let term_pp content_term =
403 let pres_term = TermContentPres.pp_ast content_term in
404 let dummy_tbl = Hashtbl.create 1 in
405 let markup = CicNotationPres.render dummy_tbl pres_term in
406 let s = "(" ^ BoxPp.render_to_string
407 ~map_unicode_to_tex:(Helm_registry.get_bool
408 "matita.paste_unicode_as_tex")
409 List.hd width markup ^ ")" in
411 ~pat:"\\\\forall [Ha-z][a-z0-9_]*" ~subst:(fun x -> "\n" ^ x) s
413 CicNotationPp.set_pp_term term_pp;
414 let lazy_term_pp = fun x -> assert false in
415 let obj_pp = CicNotationPp.pp_obj CicNotationPp.pp_term in
416 GrafiteAstPp.pp_statement
417 ~map_unicode_to_tex:(Helm_registry.get_bool
418 "matita.paste_unicode_as_tex")
419 ~term_pp ~lazy_term_pp ~obj_pp t
421 let script = String.concat "" (List.map pp ast) in
422 prerr_endline script;
423 stupid_indenter script
426 let rec eval_macro include_paths (buffer : GText.buffer) guistuff lexicon_status grafite_status user_goal unparsed_text parsed_text script mac =
427 let module TAPp = GrafiteAstPp in
428 let module MQ = MetadataQuery in
429 let module MDB = LibraryDb in
430 let module CTC = CicTypeChecker in
431 let module CU = CicUniv in
432 (* no idea why ocaml wants this *)
433 let parsed_text_length = String.length parsed_text in
434 let dbd = LibraryDb.instance () in
436 let f t = ProofEngineReduction.replace
437 ~equality:(fun _ t -> match t with Cic.Meta _ -> true | _ -> false)
438 ~what:[()] ~with_what:[Cic.Implicit None] ~where:t
440 let metasenv = GrafiteTypes.get_proof_metasenv grafite_status in
443 ApplyTransformation.txt_of_cic_term max_int metasenv [] (f x)
444 ~map_unicode_to_tex:(Helm_registry.get_bool
445 "matita.paste_unicode_as_tex"))
449 | TA.WMatch (loc, term) ->
450 let l = Whelp.match_term ~dbd term in
451 let entry = `Whelp (pp_macro mac, l) in
452 guistuff.mathviewer#show_uri_list ~reuse:true ~entry l;
453 [], "", parsed_text_length
454 | TA.WInstance (loc, term) ->
455 let l = Whelp.instance ~dbd term in
456 let entry = `Whelp (pp_macro mac, l) in
457 guistuff.mathviewer#show_uri_list ~reuse:true ~entry l;
458 [], "", parsed_text_length
459 | TA.WLocate (loc, s) ->
460 let l = Whelp.locate ~dbd s in
461 let entry = `Whelp (pp_macro mac, l) in
462 guistuff.mathviewer#show_uri_list ~reuse:true ~entry l;
463 [], "", parsed_text_length
464 | TA.WElim (loc, term) ->
467 | Cic.MutInd (uri,n,_) -> UriManager.uri_of_uriref uri n None
468 | _ -> failwith "Not a MutInd"
470 let l = Whelp.elim ~dbd uri in
471 let entry = `Whelp (pp_macro mac, l) in
472 guistuff.mathviewer#show_uri_list ~reuse:true ~entry l;
473 [], "", parsed_text_length
474 | TA.WHint (loc, term) ->
476 let s = ((None,[0,[],term], _subst, Cic.Meta (0,[]) ,term, []),0) in
477 let l = List.map fst (MQ.experimental_hint ~dbd s) in
478 let entry = `Whelp (pp_macro mac, l) in
479 guistuff.mathviewer#show_uri_list ~reuse:true ~entry l;
480 [], "", parsed_text_length
482 | TA.Hint (loc, rewrite) ->
486 | None -> raise NoUnfinishedProof
488 let proof = GrafiteTypes.get_current_proof grafite_status in
489 let proof_status = proof,user_goal' in
491 let l = MQ.equations_for_goal ~dbd proof_status in
492 let l = List.filter (fun u -> not (LibraryObjects.in_eq_URIs u)) l in
493 let entry = `Whelp (pp_macro (TA.WHint(loc, Cic.Implicit None)), l) in
494 guistuff.mathviewer#show_uri_list ~reuse:true ~entry l;
495 [], "", parsed_text_length
497 let l = List.map fst (MQ.experimental_hint ~dbd proof_status) in
498 let selected = guistuff.urichooser l in
500 | [] -> [], "", parsed_text_length
502 let suri = UriManager.string_of_uri uri in
504 TA.Executable (loc, (TA.Tactic (loc,
505 Some (TA.Apply (loc, CicNotationPt.Uri (suri, None))),
508 comment parsed_text ^ "\n" ^
509 pp_eager_statement_ast (ast HExtlib.dummy_floc)
510 ~map_unicode_to_tex:(Helm_registry.get_bool
511 "matita.paste_unicode_as_tex")
513 let text_len = MatitaGtkMisc.utf8_string_length text in
514 let loc = HExtlib.floc_of_loc (0,text_len) in
515 let statement = `Ast (GrafiteParser.LSome (ast loc),text) in
516 let res,_,_parsed_text_len =
517 eval_statement include_paths buffer guistuff lexicon_status
518 grafite_status user_goal script statement
520 (* we need to replace all the parsed_text *)
521 res,"",String.length parsed_text
524 "The result of the urichooser should be only 1 uri, not:\n";
526 fun u -> HLog.error (UriManager.string_of_uri u ^ "\n")
529 | TA.Check (_,term) ->
530 let metasenv = GrafiteTypes.get_proof_metasenv grafite_status in
534 | Some n -> GrafiteTypes.get_proof_context grafite_status n in
535 let ty,_ = CTC.type_of_aux' metasenv context term CicUniv.empty_ugraph in
536 let t_and_ty = Cic.Cast (term,ty) in
537 guistuff.mathviewer#show_entry (`Cic (t_and_ty,metasenv));
538 [], "", parsed_text_length
539 | TA.AutoInteractive (_, params) ->
543 | None -> raise NoUnfinishedProof
545 let proof = GrafiteTypes.get_current_proof grafite_status in
546 let proof_status = proof,user_goal' in
548 let _,menv,_,_,_,_ = proof in
549 let i,cc,ty = CicUtil.lookup_meta user_goal' menv in
550 let timestamp = Unix.gettimeofday () in
551 let (_,menv,subst,_,_,_), _ =
552 ProofEngineTypes.apply_tactic
553 (Auto.auto_tac ~dbd ~params
554 ~universe:grafite_status.GrafiteTypes.universe) proof_status
558 CicMkImplicit.identity_relocation_list_for_metavariable cc
560 CicMetaSubst.apply_subst subst (Cic.Meta (i,irl))
562 let time = Unix.gettimeofday () -. timestamp in
563 let size, depth = Auto.size_and_depth cc menv proof_term in
566 "\n(* end auto(%s) proof: TIME=%4.2f SIZE=%d DEPTH=%d *)"
567 Auto.revision time size depth
570 if List.exists (fun (s,_) -> s = "paramodulation") params then
571 let proof_term, how_many_lambdas =
572 Auto.lambda_close ~prefix_name:"orrible_hack_"
576 CicTypeChecker.type_of_aux'
577 menv [] proof_term CicUniv.empty_ugraph
579 prerr_endline (CicPp.ppterm proof_term);
580 (* use declarative output *)
582 (* il proof_term vive in cc, devo metterci i lambda no? *)
583 (Cic.CurrentProof ("xxx",menv,proof_term,ty,[],[]))
585 ApplyTransformation.txt_of_cic_object
586 ~map_unicode_to_tex:(Helm_registry.get_bool
587 "matita.paste_unicode_as_tex")
588 ~skip_thm_and_qed:true
589 ~skip_initial_lambdas:how_many_lambdas
590 80 GrafiteAst.Declarative "" obj
593 (* use cic2grafite *)
594 cic2grafite cc menv proof_term
596 (* alternative using FG stuff *)
597 let proof_term, how_many_lambdas =
598 Auto.lambda_close ~prefix_name:"orrible_hack_"
602 CicTypeChecker.type_of_aux'
603 menv [] proof_term CicUniv.empty_ugraph
606 Cic.Constant ("",Some proof_term, ty, [], [`Flavour `Lemma])
608 Pcre.qreplace ~templ:"?" ~pat:"orrible_hack_[0-9]+"
610 (ApplyTransformation.txt_of_cic_object
611 ~map_unicode_to_tex:(Helm_registry.get_bool
612 "matita.paste_unicode_as_tex")
613 ~skip_thm_and_qed:true
614 ~skip_initial_lambdas:how_many_lambdas
615 80 (GrafiteAst.Procedural None) "" obj))
617 let text = comment parsed_text ^ "\n" ^ proof_script ^ trailer in
618 [],text,parsed_text_length
620 ProofEngineTypes.Fail _ as exn ->
622 (* [], comment parsed_text ^ "\nfail.\n", parsed_text_length *))
623 | TA.Inline (_,style,suri,prefix) ->
625 ApplyTransformation.txt_of_inline_macro
626 ~map_unicode_to_tex:(Helm_registry.get_bool
627 "matita.paste_unicode_as_tex")
630 [], str, String.length parsed_text
632 and eval_executable include_paths (buffer : GText.buffer) guistuff
633 lexicon_status grafite_status user_goal unparsed_text skipped_txt nonskipped_txt
636 let module TAPp = GrafiteAstPp in
637 let module MD = GrafiteDisambiguator in
638 let module ML = MatitaMisc in
642 | TA.Command (_,TA.Set (_,"baseuri",u)) ->
643 if Http_getter_storage.is_read_only u then
644 raise (ActionCancelled ("baseuri " ^ u ^ " is readonly"));
645 if not (Http_getter_storage.is_empty ~local:true u) then
647 guistuff.ask_confirmation
648 ~title:"Baseuri redefinition"
650 "Baseuri " ^ u ^ " already exists.\n" ^
651 "Do you want to redefine the corresponding "^
652 "part of the library?")
654 | `YES -> LibraryClean.clean_baseuris [u]
656 | `CANCEL -> raise MatitaTypes.Cancel)
659 ignore (buffer#move_mark (`NAME "beginning_of_statement")
660 ~where:((buffer#get_iter_at_mark (`NAME "locked"))#forward_chars
661 (Glib.Utf8.length skipped_txt))) ;
663 guistuff lexicon_status grafite_status user_goal skipped_txt nonskipped_txt
664 (TA.Executable (loc, ex))
666 MatitaTypes.Cancel -> [], "", 0
667 | GrafiteEngine.Macro (_loc,lazy_macro) ->
671 | Some n -> GrafiteTypes.get_proof_context grafite_status n in
672 let grafite_status,macro = lazy_macro context in
673 eval_macro include_paths buffer guistuff lexicon_status grafite_status
674 user_goal unparsed_text (skipped_txt ^ nonskipped_txt) script macro
676 and eval_statement include_paths (buffer : GText.buffer) guistuff lexicon_status
677 grafite_status user_goal script statement
679 let (lexicon_status,st), unparsed_text =
682 if Pcre.pmatch ~rex:only_dust_RE text then raise Margin;
684 wrap_with_developments guistuff
685 (GrafiteParser.parse_statement
686 (Ulexing.from_utf8_string text) ~include_paths) lexicon_status
689 | `Ast (st, text) -> (lexicon_status, st), text
691 let text_of_loc floc =
692 let nonskipped_txt,_ = MatitaGtkMisc.utf8_parsed_text unparsed_text floc in
693 let start, stop = HExtlib.loc_of_floc floc in
694 let floc = HExtlib.floc_of_loc (0, start) in
695 let skipped_txt,_ = MatitaGtkMisc.utf8_parsed_text unparsed_text floc in
696 let floc = HExtlib.floc_of_loc (0, stop) in
697 let txt,len = MatitaGtkMisc.utf8_parsed_text unparsed_text floc in
698 txt,nonskipped_txt,skipped_txt,len
701 | GrafiteParser.LNone loc ->
702 let parsed_text, _, _, parsed_text_length = text_of_loc loc in
703 [(grafite_status,lexicon_status),parsed_text],"",
705 | GrafiteParser.LSome (GrafiteAst.Comment (loc, _)) ->
706 let parsed_text, _, _, parsed_text_length = text_of_loc loc in
707 let remain_len = String.length unparsed_text - parsed_text_length in
708 let s = String.sub unparsed_text parsed_text_length remain_len in
711 eval_statement include_paths buffer guistuff lexicon_status
712 grafite_status user_goal script (`Raw s)
714 HExtlib.Localized (floc, exn) ->
715 HExtlib.raise_localized_exception
716 ~offset:(MatitaGtkMisc.utf8_string_length parsed_text) floc exn
717 | GrafiteDisambiguator.DisambiguationError (offset,errorll) ->
719 (GrafiteDisambiguator.DisambiguationError
720 (offset+parsed_text_length, errorll))
722 assert (text=""); (* no macros inside comments, please! *)
724 | (statuses,text)::tl ->
725 (statuses,parsed_text ^ text)::tl,"",parsed_text_length + len
727 | GrafiteParser.LSome (GrafiteAst.Executable (loc, ex)) ->
728 let _, nonskipped, skipped, parsed_text_length =
731 eval_executable include_paths buffer guistuff lexicon_status
732 grafite_status user_goal unparsed_text skipped nonskipped script ex loc
734 let fresh_script_id =
738 class script ~(source_view: GSourceView.source_view)
739 ~(mathviewer: MatitaTypes.mathViewer)
745 let buffer = source_view#buffer in
746 let source_buffer = source_view#source_buffer in
747 let initial_statuses () =
748 (* these include_paths are used only to load the initial notation *)
750 Helm_registry.get_list Helm_registry.string "matita.includes" in
752 CicNotation2.load_notation ~include_paths
753 BuildTimeConf.core_notation_script in
754 let grafite_status = GrafiteSync.init () in
755 grafite_status,lexicon_status
758 val mutable include_paths =
759 Helm_registry.get_list Helm_registry.string "matita.includes"
761 val scriptId = fresh_script_id ()
764 mathviewer = mathviewer;
765 urichooser = urichooser;
766 ask_confirmation = ask_confirmation;
767 develcreator = develcreator;
768 filenamedata = (None, None)}
770 method private getFilename =
771 match guistuff.filenamedata with Some f,_ -> f | _ -> assert false
773 method filename = self#getFilename
775 method private ppFilename =
776 match guistuff.filenamedata with
778 | None,_ -> sprintf ".unnamed%d.ma" scriptId
781 ignore (GMain.Timeout.add ~ms:300000
782 ~callback:(fun _ -> self#_saveToBackupFile ();true));
783 ignore (buffer#connect#modified_changed
784 (fun _ -> set_star (Filename.basename self#ppFilename) buffer#modified))
786 val mutable statements = [] (** executed statements *)
788 val mutable history = [ initial_statuses () ]
789 (** list of states before having executed statements. Head element of this
790 * list is the current state, last element is the state at the beginning of
792 * Invariant: this list length is 1 + length of statements *)
794 (** goal as seen by the user (i.e. metano corresponding to current tab) *)
795 val mutable userGoal = None
797 (** text mark and tag representing locked part of a script *)
799 buffer#create_mark ~name:"locked" ~left_gravity:true buffer#start_iter
800 val beginning_of_statement_mark =
801 buffer#create_mark ~name:"beginning_of_statement"
802 ~left_gravity:true buffer#start_iter
803 val locked_tag = buffer#create_tag [`BACKGROUND "lightblue"; `EDITABLE false]
804 val error_tag = buffer#create_tag [`UNDERLINE `SINGLE; `FOREGROUND "red"]
806 method locked_mark = locked_mark
807 method locked_tag = locked_tag
808 method error_tag = error_tag
810 (* history can't be empty, the invariant above grant that it contains at
811 * least the init grafite_status *)
812 method grafite_status = match history with (s,_)::_ -> s | _ -> assert false
813 method lexicon_status = match history with (_,ss)::_ -> ss | _ -> assert false
815 method private _advance ?statement () =
816 let s = match statement with Some s -> s | None -> self#getFuture in
817 HLog.debug ("evaluating: " ^ first_line s ^ " ...");
818 let entries, newtext, parsed_len =
820 eval_statement include_paths buffer guistuff self#lexicon_status
821 self#grafite_status userGoal self (`Raw s)
822 with End_of_file -> raise Margin
824 let new_statuses, new_statements =
825 let statuses, texts = List.split entries in
828 history <- new_statuses @ history;
829 statements <- new_statements @ statements;
830 let start = buffer#get_iter_at_mark (`MARK locked_mark) in
831 let new_text = String.concat "" (List.rev new_statements) in
832 if statement <> None then
833 buffer#insert ~iter:start new_text
835 let parsed_text = String.sub s 0 parsed_len in
836 if new_text <> parsed_text then begin
837 let stop = start#copy#forward_chars (Glib.Utf8.length parsed_text) in
838 buffer#delete ~start ~stop;
839 buffer#insert ~iter:start new_text;
842 self#moveMark (Glib.Utf8.length new_text);
843 buffer#insert ~iter:(buffer#get_iter_at_mark (`MARK locked_mark)) newtext;
844 (* here we need to set the Goal in case we are going to cursor (or to
845 bottom) and we will face a macro *)
846 match self#grafite_status.proof_status with
847 Incomplete_proof p ->
849 (try Some (Continuationals.Stack.find_goal p.stack)
850 with Failure _ -> None)
851 | _ -> userGoal <- None
853 method private _retract offset lexicon_status grafite_status new_statements
856 let cur_grafite_status,cur_lexicon_status =
857 match history with s::_ -> s | [] -> assert false
859 LexiconSync.time_travel ~present:cur_lexicon_status ~past:lexicon_status;
860 GrafiteSync.time_travel ~present:cur_grafite_status ~past:grafite_status;
861 statements <- new_statements;
862 history <- new_history;
863 self#moveMark (- offset)
865 method advance ?statement () =
867 self#_advance ?statement ();
870 | Margin -> self#notify
871 | Not_found -> assert false
872 | Invalid_argument "Array.make" -> HLog.error "The script is too big!\n"
873 | exc -> self#notify; raise exc
877 let cmp,new_statements,new_history,(grafite_status,lexicon_status) =
878 match statements,history with
879 stat::statements, _::(status::_ as history) ->
880 assert (Glib.Utf8.validate stat);
881 Glib.Utf8.length stat, statements, history, status
882 | [],[_] -> raise Margin
883 | _,_ -> assert false
885 self#_retract cmp lexicon_status grafite_status new_statements
889 | Margin -> self#notify
890 | Invalid_argument "Array.make" -> HLog.error "The script is too big!\n"
891 | exc -> self#notify; raise exc
893 method private getFuture =
894 buffer#get_text ~start:(buffer#get_iter_at_mark (`MARK locked_mark))
895 ~stop:buffer#end_iter ()
898 (** @param rel_offset relative offset from current position of locked_mark *)
899 method private moveMark rel_offset =
900 let mark = `MARK locked_mark in
901 let old_insert = buffer#get_iter_at_mark `INSERT in
902 buffer#remove_tag locked_tag ~start:buffer#start_iter ~stop:buffer#end_iter;
903 let current_mark_pos = buffer#get_iter_at_mark mark in
905 match rel_offset with
906 | 0 -> current_mark_pos
907 | n when n > 0 -> current_mark_pos#forward_chars n
908 | n (* when n < 0 *) -> current_mark_pos#backward_chars (abs n)
910 buffer#move_mark mark ~where:new_mark_pos;
911 buffer#apply_tag locked_tag ~start:buffer#start_iter ~stop:new_mark_pos;
912 buffer#move_mark `INSERT old_insert;
913 let mark_position = buffer#get_iter_at_mark mark in
914 if source_view#move_mark_onscreen mark then
916 buffer#move_mark mark mark_position;
917 source_view#scroll_to_mark ~use_align:true ~xalign:1.0 ~yalign:0.1 mark;
919 while Glib.Main.pending () do ignore(Glib.Main.iteration false); done
921 method clean_dirty_lock =
922 let lock_mark_iter = buffer#get_iter_at_mark (`MARK locked_mark) in
923 buffer#remove_tag locked_tag ~start:buffer#start_iter ~stop:buffer#end_iter;
924 buffer#apply_tag locked_tag ~start:buffer#start_iter ~stop:lock_mark_iter
926 val mutable observers = []
928 method addObserver (o: LexiconEngine.status -> GrafiteTypes.status -> unit) =
929 observers <- o :: observers
931 method private notify =
932 let lexicon_status = self#lexicon_status in
933 let grafite_status = self#grafite_status in
934 List.iter (fun o -> o lexicon_status grafite_status) observers
936 method loadFromString s =
939 buffer#set_modified true
941 method loadFromFile f =
942 buffer#set_text (HExtlib.input_file f);
944 buffer#set_modified false
946 method assignFileName file =
947 let abspath = MatitaMisc.absolute_path file in
948 let dirname = Filename.dirname abspath in
949 let devel = MatitamakeLib.development_for_dir dirname in
950 guistuff.filenamedata <- Some abspath, devel;
952 match MatitamakeLib.development_for_dir dirname with
954 | Some devel -> [MatitamakeLib.root_for_development devel] in
956 include_ @ (Helm_registry.get_list Helm_registry.string "matita.includes")
958 include_paths <- include_
960 method saveToFile () =
961 let oc = open_out self#getFilename in
962 output_string oc (buffer#get_text ~start:buffer#start_iter
963 ~stop:buffer#end_iter ());
965 buffer#set_modified false
967 method private _saveToBackupFile () =
968 if buffer#modified then
970 let f = self#ppFilename ^ "~" in
971 let oc = open_out f in
972 output_string oc (buffer#get_text ~start:buffer#start_iter
973 ~stop:buffer#end_iter ());
975 HLog.debug ("backup " ^ f ^ " saved")
978 method private goto_top =
979 let grafite_status,lexicon_status =
980 let rec last x = function
982 | hd::tl -> last hd tl
984 last (self#grafite_status,self#lexicon_status) history
986 (* FIXME: this is not correct since there is no undo for
987 * library_objects.set_default... *)
988 GrafiteSync.time_travel ~present:self#grafite_status ~past:grafite_status;
989 LexiconSync.time_travel ~present:self#lexicon_status ~past:lexicon_status
991 method private reset_buffer =
993 history <- [ initial_statuses () ];
996 buffer#remove_tag locked_tag ~start:buffer#start_iter ~stop:buffer#end_iter;
997 buffer#move_mark (`MARK locked_mark) ~where:buffer#start_iter
1001 source_buffer#begin_not_undoable_action ();
1002 buffer#delete ~start:buffer#start_iter ~stop:buffer#end_iter;
1003 source_buffer#end_not_undoable_action ();
1004 buffer#set_modified false;
1006 method template () =
1007 let template = HExtlib.input_file BuildTimeConf.script_template in
1008 buffer#insert ~iter:(buffer#get_iter `START) template;
1009 let development = MatitamakeLib.development_for_dir (Unix.getcwd ()) in
1010 guistuff.filenamedata <- (None,development);
1012 match development with
1014 | Some devel -> [MatitamakeLib.root_for_development devel ]
1017 include_ @ (Helm_registry.get_list Helm_registry.string "matita.includes")
1019 include_paths <- include_ ;
1020 buffer#set_modified false;
1021 set_star (Filename.basename self#ppFilename) false
1023 method goto (pos: [`Top | `Bottom | `Cursor]) () =
1025 let old_locked_mark =
1027 (buffer#create_mark ~name:"old_locked_mark"
1028 ~left_gravity:true (buffer#get_iter_at_mark (`MARK locked_mark))) in
1029 let getpos _ = buffer#get_iter_at_mark (`MARK locked_mark) in
1030 let getoldpos _ = buffer#get_iter_at_mark old_locked_mark in
1031 let dispose_old_locked_mark () = buffer#delete_mark old_locked_mark in
1034 dispose_old_locked_mark ();
1040 let rec dowhile () =
1042 let newpos = getpos () in
1043 if (getoldpos ())#compare newpos < 0 then
1045 buffer#move_mark old_locked_mark newpos;
1050 dispose_old_locked_mark ();
1053 | Margin -> dispose_old_locked_mark (); self#notify
1054 | exc -> dispose_old_locked_mark (); self#notify; raise exc)
1056 let locked_iter () = buffer#get_iter_at_mark (`NAME "locked") in
1057 let cursor_iter () = buffer#get_iter_at_mark `INSERT in
1060 (buffer#create_mark ~name:"initial_insert"
1061 ~left_gravity:true (cursor_iter ())) in
1062 let dispose_remember () = buffer#delete_mark remember in
1063 let remember_iter () =
1064 buffer#get_iter_at_mark (`NAME "initial_insert") in
1065 let cmp () = (locked_iter ())#offset - (remember_iter ())#offset in
1066 let icmp = cmp () in
1067 let forward_until_cursor () = (* go forward until locked > cursor *)
1070 if cmp () < 0 && (getoldpos ())#compare (getpos ()) < 0
1073 buffer#move_mark old_locked_mark (getpos ());
1079 let rec back_until_cursor len = (* go backward until locked < cursor *)
1081 statements, ((grafite_status,lexicon_status)::_ as history)
1083 self#_retract (icmp - len) lexicon_status grafite_status statements
1085 | statement::tl1, _::tl2 ->
1086 back_until_cursor (len - MatitaGtkMisc.utf8_string_length statement) (tl1,tl2)
1087 | _,_ -> assert false
1091 if icmp < 0 then (* locked < cursor *)
1092 (forward_until_cursor (); self#notify)
1093 else if icmp > 0 then (* locked > cursor *)
1094 (back_until_cursor icmp (statements,history); self#notify)
1095 else (* cursor = locked *)
1098 dispose_remember ();
1099 dispose_old_locked_mark ();
1101 | Margin -> dispose_remember (); dispose_old_locked_mark (); self#notify
1102 | exc -> dispose_remember (); dispose_old_locked_mark ();
1103 self#notify; raise exc)
1104 with Invalid_argument "Array.make" ->
1105 HLog.error "The script is too big!\n"
1107 method onGoingProof () =
1108 match self#grafite_status.proof_status with
1109 | No_proof | Proof _ -> false
1110 | Incomplete_proof _ -> true
1111 | Intermediate _ -> assert false
1113 (* method proofStatus = MatitaTypes.get_proof_status self#status *)
1114 method proofMetasenv = GrafiteTypes.get_proof_metasenv self#grafite_status
1116 method proofContext =
1119 | Some n -> GrafiteTypes.get_proof_context self#grafite_status n
1121 method proofConclusion =
1123 None -> assert false
1125 GrafiteTypes.get_proof_conclusion self#grafite_status n
1127 method stack = GrafiteTypes.get_stack self#grafite_status
1128 method setGoal n = userGoal <- n
1129 method goal = userGoal
1132 let rec is_there_only_comments lexicon_status s =
1133 if Pcre.pmatch ~rex:only_dust_RE s then raise Margin;
1134 let lexicon_status,st =
1135 GrafiteParser.parse_statement (Ulexing.from_utf8_string s)
1136 ~include_paths lexicon_status
1139 | GrafiteParser.LSome (GrafiteAst.Comment (loc,_)) ->
1140 let _,parsed_text_length = MatitaGtkMisc.utf8_parsed_text s loc in
1141 (* CSC: why +1 in the following lines ???? *)
1142 let parsed_text_length = parsed_text_length + 1 in
1143 prerr_endline ("## " ^ string_of_int parsed_text_length);
1144 let remain_len = String.length s - parsed_text_length in
1145 let next = String.sub s parsed_text_length remain_len in
1146 is_there_only_comments lexicon_status next
1147 | GrafiteParser.LNone _
1148 | GrafiteParser.LSome (GrafiteAst.Executable _) -> false
1151 is_there_only_comments self#lexicon_status self#getFuture
1153 | LexiconEngine.IncludedFileNotCompiled _
1154 | HExtlib.Localized _
1155 | CicNotationParser.Parse_error _ -> false
1156 | Margin | End_of_file -> true
1157 | Invalid_argument "Array.make" -> false
1161 HLog.debug "script status:";
1162 HLog.debug ("history size: " ^ string_of_int (List.length history));
1163 HLog.debug (sprintf "%d statements:" (List.length statements));
1164 List.iter HLog.debug statements;
1165 HLog.debug ("Current file name: " ^
1166 (match guistuff.filenamedata with
1167 |None,_ -> "[ no name ]"
1172 let _script = ref None
1174 let script ~source_view ~mathviewer ~urichooser ~develcreator ~ask_confirmation ~set_star ()
1177 ~source_view ~mathviewer ~ask_confirmation ~urichooser ~develcreator ~set_star ()
1182 let current () = match !_script with None -> assert false | Some s -> s