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];
74 let eval_with_engine include_paths guistuff grafite_status user_goal
75 skipped_txt nonskipped_txt st
77 let parsed_text_length =
78 String.length skipped_txt + String.length nonskipped_txt
80 let text = skipped_txt ^ nonskipped_txt in
81 let prefix_len = MatitaGtkMisc.utf8_string_length skipped_txt in
82 let enriched_history_fragment =
83 MatitaEngine.eval_ast ~do_heavy_checks:(Helm_registry.get_bool
84 "matita.do_heavy_checks")
85 grafite_status (text,prefix_len,st)
87 let enriched_history_fragment = List.rev enriched_history_fragment in
91 (fun (acc, to_prepend) (status,alias) ->
93 | None -> (status,to_prepend ^ nonskipped_txt)::acc,""
95 let newtxt = LexiconAstPp.pp_alias value in
96 (status,to_prepend ^ newtxt ^ "\n")::acc, "")
97 ([],skipped_txt) enriched_history_fragment
99 res,"",parsed_text_length
102 (* this function calls the parser in a way that it does not perform inclusions,
103 * so that we can ensure the inclusion is performed after the included file
104 * is compiled (if needed). matitac does not need that, since it compiles files
105 * in the good order, here files may be compiled on demand. *)
106 let wrap_with_make include_paths (f : #LexiconEngine.status GrafiteParser.statement) x =
108 f ~never_include:true ~include_paths x
110 | GrafiteParser.NoInclusionPerformed mafilename ->
111 let root, buri, _, tgt =
112 try Librarian.baseuri_of_script ~include_paths mafilename
113 with Librarian.NoRootFor _ ->
114 HLog.error ("The included file '"^mafilename^"' has no root file,");
115 HLog.error "please create it.";
116 raise (Failure ("No root file for "^mafilename))
118 let b = MatitacLib.Make.make root [tgt] in
120 try f ~include_paths x with LexiconEngine.IncludedFileNotCompiled _ ->
122 (Failure ("Including: "^tgt^
123 "\nNothing to do... did you run matitadep?"))
124 else raise (Failure ("Compiling: " ^ tgt))
127 let pp_eager_statement_ast =
128 GrafiteAstPp.pp_statement ~term_pp:CicNotationPp.pp_term
129 ~lazy_term_pp:(fun _ -> assert false) ~obj_pp:(fun _ -> assert false)
131 (* naive implementation of procedural proof script generation,
132 * starting from an applicatiove *auto generated) proof.
133 * this is out of place, but I like it :-P *)
134 let cic2grafite context menv t =
135 (* indents a proof script in a stupid way, better than nothing *)
136 let stupid_indenter s =
138 let idx_square_o = try String.index s '[' with Not_found -> -1 in
139 let idx_square_c = try String.index s ']' with Not_found -> -1 in
140 let idx_pipe = try String.index s '|' with Not_found -> -1 in
142 List.sort (fun (i,_) (j,_) -> compare i j)
143 [idx_square_o,'[';idx_square_c,']';idx_pipe,'|']
145 let tok = List.filter (fun (i,_) -> i <> -1) tok in
147 | (i,c)::_ -> Some (i,c)
150 let break_apply n s =
151 let tab = String.make (n+1) ' ' in
152 Pcre.replace ~templ:(".\n" ^ tab ^ "apply") ~pat:"\\.apply" s
158 | Some (position, char) ->
161 String.sub s 0 position,
162 String.sub s (position+1) (String.length s - (position+1))
165 | '[' -> break_apply n s1 ^ "\n" ^ String.make (n+2) ' ' ^
167 | '|' -> break_apply n s1 ^ "\n" ^ String.make n ' ' ^
169 | ']' -> break_apply n s1 ^ "\n" ^ String.make n ' ' ^
173 Invalid_argument err ->
179 let module PT = CicNotationPt in
180 let module GA = GrafiteAst in
183 List.map (function Some (n,_) -> Some n | None -> None) context
187 let sort_of context t =
190 CicTypeChecker.type_of_aux' menv context t
191 CicUniv.oblivion_ugraph
193 let sort,_ = CicTypeChecker.type_of_aux' menv context ty
194 CicUniv.oblivion_ugraph
197 | Cic.Sort Cic.Prop -> true
200 CicTypeChecker.TypeCheckerFailure _ ->
201 HLog.error "auto proof to sript transformation error"; false
203 let floc = HExtlib.dummy_floc in
204 (* minimalisti cic.term -> pt.term *)
206 let rec aux c = function
210 | Cic.Const _ as t ->
211 PT.Ident (pp_t c t, None)
212 | Cic.Appl l -> PT.Appl (List.map (aux c) l)
213 | Cic.Implicit _ -> PT.Implicit `JustOne
214 | Cic.Lambda (Cic.Name n, s, t) ->
215 PT.Binder (`Lambda, (PT.Ident (n,None), Some (aux c s)),
216 aux (Some (Cic.Name n, Cic.Decl s)::c) t)
217 | Cic.Prod (Cic.Name n, s, t) ->
218 PT.Binder (`Forall, (PT.Ident (n,None), Some (aux c s)),
219 aux (Some (Cic.Name n, Cic.Decl s)::c) t)
220 | Cic.LetIn (Cic.Name n, s, ty, t) ->
221 PT.Binder (`Lambda, (PT.Ident (n,None), Some (aux c s)),
222 aux (Some (Cic.Name n, Cic.Def (s,ty))::c) t)
223 | Cic.Meta _ -> PT.Implicit `JustOne
224 | Cic.Sort (Cic.Type u) -> PT.Sort (`Type u)
225 | Cic.Sort Cic.Set -> PT.Sort `Set
226 | Cic.Sort (Cic.CProp u) -> PT.Sort (`CProp u)
227 | Cic.Sort Cic.Prop -> PT.Sort `Prop
228 | _ as t -> PT.Ident ("ERROR: "^CicPp.ppterm t, None)
232 (* prints an applicative proof, that is an auto proof.
233 * don't use in the general case! *)
234 let rec print_proof context = function
236 | Cic.Const _ as t ->
237 [GA.Executable (floc,
239 Some (GA.Apply (floc, print_term context t)), GA.Dot floc))]
240 | Cic.Appl (he::tl) ->
241 let tl = List.map (fun t -> t, sort_of context t) tl in
243 HExtlib.filter_map (function (t,true) -> Some t | _ -> None) tl
246 List.map (function | (t,true) -> Cic.Implicit None | (t,_) -> t) tl
248 if List.length subgoals > 1 then
250 [GA.Executable (floc,
252 Some (GA.Apply (floc, print_term context (Cic.Appl (he::args)))),
253 GA.Semicolon floc))] @
254 [GA.Executable (floc, GA.Tactic (floc, None, GA.Branch floc))] @
256 ~sep:[GA.Executable (floc, GA.Tactic (floc, None,GA.Shift floc))]
257 (List.map (print_proof context) subgoals)) @
258 [GA.Executable (floc, GA.Tactic (floc, None,GA.Merge floc))]
261 [GA.Executable (floc,
264 (floc, print_term context (Cic.Appl (he::args)) )), GA.Dot floc))]
268 | [x] -> print_proof context x
270 | Cic.Lambda (Cic.Name n, ty, bo) ->
271 [GA.Executable (floc,
273 Some (GA.Cut (floc, Some n, (print_term context ty))),
275 (print_proof (Some (Cic.Name n, Cic.Decl ty)::context) bo) @
276 [GA.Executable (floc, GA.Tactic (floc, None,GA.Shift floc))] @
277 [GA.Executable (floc, GA.Tactic (floc,
278 Some (GA.Assumption floc),GA.Merge floc))]
281 debug_print (lazy (CicPp.ppterm t));
285 (* performs a lambda closure of the proof term abstracting metas.
286 * this is really an approximation of a closure, local subst of metas
287 * is not kept into account *)
288 let close_pt menv context t =
289 let metas = CicUtil.metas_of_term t in
291 HExtlib.list_uniq ~eq:(fun (i,_) (j,_) -> i = j)
292 (List.sort (fun (i,_) (j,_) -> compare i j) metas)
294 let mk_rels_and_collapse_metas metas =
295 let rec aux i map acc acc1 = function
296 | [] -> acc, acc1, map
298 let _,_,ty = CicUtil.lookup_meta j menv in
300 let n = List.assoc ty map in
301 aux i map (Cic.Rel n :: acc) (m::acc1) tl
303 let map = (ty, i)::map in
304 aux (i+1) map (Cic.Rel i :: acc) (m::acc1) tl
308 let rels, metas, map = mk_rels_and_collapse_metas metas in
309 let n_lambdas = List.length map in
315 ProofEngineReduction.replace_lifting
316 ~what:(List.map (fun (x,_) -> Cic.Meta (x,[])) metas)
319 ~equality:(fun _ x y ->
321 | Cic.Meta(i,_), Cic.Meta(j,_) when i=j -> true
323 ~where:(CicSubstitution.lift n_lambdas t)
325 let rec mk_lam = function
328 let name = "fresh_"^ string_of_int n in
329 Cic.Lambda (Cic.Name name, ty, mk_lam tl)
333 (fun (l,liftno) (ty,_) ->
334 (l @ [CicSubstitution.lift liftno ty,liftno] , liftno+1))
339 let ast = print_proof context (close_pt menv context t) in
341 (* ZACK: setting width to 80 will trigger a bug of BoxPp.render_to_string
342 * which will show up using the following command line:
343 * ./tptp2grafite -tptppath ~tassi/TPTP-v3.1.1 GRP170-1 *)
344 let width = max_int in
345 let term_pp content_term =
346 let pres_term = TermContentPres.pp_ast content_term in
347 let lookup_uri = fun _ -> None in
348 let markup = CicNotationPres.render ~lookup_uri pres_term in
349 let s = "(" ^ BoxPp.render_to_string
350 ~map_unicode_to_tex:(Helm_registry.get_bool
351 "matita.paste_unicode_as_tex")
352 List.hd width markup ^ ")" in
354 ~pat:"\\\\forall [Ha-z][a-z0-9_]*" ~subst:(fun x -> "\n" ^ x) s
356 CicNotationPp.set_pp_term term_pp;
357 let lazy_term_pp = fun x -> assert false in
358 let obj_pp = CicNotationPp.pp_obj CicNotationPp.pp_term in
359 GrafiteAstPp.pp_statement
360 ~map_unicode_to_tex:(Helm_registry.get_bool
361 "matita.paste_unicode_as_tex")
362 ~term_pp ~lazy_term_pp ~obj_pp t
364 let script = String.concat "" (List.map pp ast) in
365 prerr_endline script;
366 stupid_indenter script
368 let eval_nmacro include_paths (buffer : GText.buffer) guistuff grafite_status user_goal unparsed_text parsed_text script mac =
369 let parsed_text_length = String.length parsed_text in
371 | TA.Screenshot (_,name) ->
372 let status = script#grafite_status in
373 let _,_,menv,subst,_ = status#obj in
374 let name = Filename.dirname (script#filename) ^ "/" ^ name in
376 let selected = Continuationals.Stack.head_goals status#stack in
377 List.filter (fun x,_ -> List.mem x selected) menv
379 guistuff.mathviewer#screenshot status sequents menv subst name;
380 [status, parsed_text], "", parsed_text_length
382 let status = script#grafite_status in
383 let _,_,menv,subst,_ = status#obj in
385 try let _,(_,ctx,_) = List.hd menv in ctx
386 with Failure "hd" -> []
388 let m, s, status, t =
389 GrafiteDisambiguate.disambiguate_nterm
390 None status ctx menv subst (parsed_text,parsed_text_length,
391 CicNotationPt.Cast (t,CicNotationPt.Implicit `JustOne))
392 (* XXX use the metasenv, if possible *)
394 guistuff.mathviewer#show_entry (`NCic (t,ctx,m,s));
395 [status, parsed_text], "", parsed_text_length
396 | TA.NIntroGuess _loc ->
397 let names_ref = ref [] in
399 NTactics.intros_tac ~names_ref [] script#grafite_status
401 let rex = Pcre.regexp ~flags:[`MULTILINE] "\\A([\\n\\t\\r ]*).*\\Z" in
402 let nl = Pcre.replace ~rex ~templ:"$1" parsed_text in
403 [s, nl ^ "#" ^ String.concat " " !names_ref ^ ";"], "", parsed_text_length
404 | TA.NAutoInteractive (_loc, (None,a)) ->
405 let trace_ref = ref [] in
408 ~params:(None,a) ~trace_ref script#grafite_status
411 try List.assoc "depth" a
414 let trace = "/"^(if int_of_string depth > 1 then depth else "")^"/ by " in
416 match !trace_ref with
420 (HExtlib.filter_map (function
421 | CicNotationPt.NRef r -> Some (NCicPp.r2s true r)
425 let rex = Pcre.regexp ~flags:[`MULTILINE] "\\A([\\n\\t\\r ]*).*\\Z" in
426 let nl = Pcre.replace ~rex ~templ:"$1" parsed_text in
427 [s, nl ^ trace ^ thms ^ ";"], "", parsed_text_length
428 | TA.NAutoInteractive (_, (Some _,_)) -> assert false
430 let rec eval_macro include_paths (buffer : GText.buffer) guistuff grafite_status user_goal unparsed_text parsed_text script mac =
431 let module MQ = MetadataQuery in
432 let module CTC = CicTypeChecker in
433 (* no idea why ocaml wants this *)
434 let parsed_text_length = String.length parsed_text in
435 let dbd = LibraryDb.instance () in
436 let pp_macro = ApplyTransformation.txt_of_macro ~map_unicode_to_tex:false in
439 | TA.WMatch (loc, term) ->
440 let l = Whelp.match_term ~dbd term in
441 let entry = `Whelp (pp_macro [] [] mac, l) in
442 guistuff.mathviewer#show_uri_list ~reuse:true ~entry l;
443 [], "", parsed_text_length
444 | TA.WInstance (loc, term) ->
445 let l = Whelp.instance ~dbd term in
446 let entry = `Whelp (pp_macro [] [] mac, l) in
447 guistuff.mathviewer#show_uri_list ~reuse:true ~entry l;
448 [], "", parsed_text_length
449 | TA.WLocate (loc, s) ->
450 let l = Whelp.locate ~dbd s 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.WElim (loc, term) ->
457 | Cic.MutInd (uri,n,_) -> UriManager.uri_of_uriref uri n None
458 | _ -> failwith "Not a MutInd"
460 let l = Whelp.elim ~dbd uri 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.WHint (loc, term) ->
466 let s = ((None,[0,[],term], _subst, lazy (Cic.Meta (0,[])) ,term, []),0) in
467 let l = List.map fst (MQ.experimental_hint ~dbd s) in
468 let entry = `Whelp (pp_macro [] [] mac, l) in
469 guistuff.mathviewer#show_uri_list ~reuse:true ~entry l;
470 [], "", parsed_text_length
472 | TA.Hint (loc, rewrite) ->
476 | None -> raise NoUnfinishedProof
478 let proof = GrafiteTypes.get_current_proof grafite_status in
479 let proof_status = proof,user_goal' in
481 let l = MQ.equations_for_goal ~dbd proof_status in
482 let l = List.filter (fun u -> not (LibraryObjects.in_eq_URIs u)) l in
484 `Whelp (pp_macro [] [] (TA.WHint(loc, Cic.Implicit None)), l) in
485 guistuff.mathviewer#show_uri_list ~reuse:true ~entry l;
486 [], "", parsed_text_length
488 let l = List.map fst (MQ.experimental_hint ~dbd proof_status) in
489 let selected = guistuff.urichooser l in
491 | [] -> [], "", parsed_text_length
493 let suri = UriManager.string_of_uri uri in
495 TA.Executable (loc, (TA.Tactic (loc,
496 Some (TA.Apply (loc, CicNotationPt.Uri (suri, None))),
499 comment parsed_text ^ "\n" ^
500 pp_eager_statement_ast (ast HExtlib.dummy_floc)
501 ~map_unicode_to_tex:(Helm_registry.get_bool
502 "matita.paste_unicode_as_tex")
504 let text_len = MatitaGtkMisc.utf8_string_length text in
505 let loc = HExtlib.floc_of_loc (0,text_len) in
506 let statement = `Ast (GrafiteParser.LSome (ast loc),text) in
507 let res,_,_parsed_text_len =
508 eval_statement include_paths buffer guistuff
509 grafite_status user_goal script statement
511 (* we need to replace all the parsed_text *)
512 res,"",String.length parsed_text
515 "The result of the urichooser should be only 1 uri, not:\n";
517 fun u -> HLog.error (UriManager.string_of_uri u ^ "\n")
520 | TA.Eval (_, kind, term) ->
521 let metasenv = GrafiteTypes.get_proof_metasenv grafite_status in
525 | Some n -> GrafiteTypes.get_proof_context grafite_status n in
526 let ty,_ = CTC.type_of_aux' metasenv context term CicUniv.empty_ugraph in
530 CicReduction.normalize ~delta:true ~subst:[] context term
532 ProofEngineReduction.simpl context term
534 ProofEngineReduction.unfold ?what:None context term
535 | `Unfold (Some lazy_term) ->
537 lazy_term context metasenv CicUniv.empty_ugraph in
538 ProofEngineReduction.unfold ~what context term
540 CicReduction.whd ~delta:true ~subst:[] context term
542 let t_and_ty = Cic.Cast (term,ty) in
543 guistuff.mathviewer#show_entry (`Cic (t_and_ty,metasenv));
544 [(grafite_status#set_proof_status No_proof), parsed_text ],"",
546 | TA.Check (_,term) ->
547 let metasenv = GrafiteTypes.get_proof_metasenv grafite_status in
551 | Some n -> GrafiteTypes.get_proof_context grafite_status n in
552 let ty,_ = CTC.type_of_aux' metasenv context term CicUniv.empty_ugraph in
553 let t_and_ty = Cic.Cast (term,ty) in
554 guistuff.mathviewer#show_entry (`Cic (t_and_ty,metasenv));
555 [], "", parsed_text_length
556 | TA.AutoInteractive (_, params) ->
560 | None -> raise NoUnfinishedProof
562 let proof = GrafiteTypes.get_current_proof grafite_status in
563 let proof_status = proof,user_goal' in
565 let _,menv,_,_,_,_ = proof in
566 let i,cc,ty = CicUtil.lookup_meta user_goal' menv in
567 let timestamp = Unix.gettimeofday () in
568 let (_,menv,subst,_,_,_), _ =
569 ProofEngineTypes.apply_tactic
570 (Auto.auto_tac ~dbd ~params
571 ~automation_cache:grafite_status#automation_cache)
576 CicMkImplicit.identity_relocation_list_for_metavariable cc
578 CicMetaSubst.apply_subst subst (Cic.Meta (i,irl))
580 let time = Unix.gettimeofday () -. timestamp in
581 let size, depth = Auto.size_and_depth cc menv proof_term in
584 "\n(* end auto(%s) proof: TIME=%4.2f SIZE=%d DEPTH=%d *)"
585 Auto.revision time size depth
588 if List.exists (fun (s,_) -> s = "paramodulation") (snd params) then
589 let proof_term, how_many_lambdas =
590 Auto.lambda_close ~prefix_name:"orrible_hack_"
594 CicTypeChecker.type_of_aux'
595 [] [] proof_term CicUniv.empty_ugraph
597 prerr_endline (CicPp.ppterm proof_term ^ " n lambda= " ^ string_of_int how_many_lambdas);
598 (* use declarative output *)
600 (* il proof_term vive in cc, devo metterci i lambda no? *)
601 (Cic.CurrentProof ("xxx",[],proof_term,ty,[],[]))
603 ApplyTransformation.txt_of_cic_object
604 ~map_unicode_to_tex:(Helm_registry.get_bool
605 "matita.paste_unicode_as_tex")
606 ~skip_thm_and_qed:true
607 ~skip_initial_lambdas:how_many_lambdas
611 (* use cic2grafite *)
612 cic2grafite cc menv proof_term
614 (* alternative using FG stuff *)
615 let map_unicode_to_tex =
616 Helm_registry.get_bool "matita.paste_unicode_as_tex"
618 ApplyTransformation.procedural_txt_of_cic_term
619 ~map_unicode_to_tex 78 [] cc proof_term
621 let text = comment parsed_text ^ "\n" ^ proof_script ^ trailer in
622 [],text,parsed_text_length
624 ProofEngineTypes.Fail _ as exn ->
626 (* [], comment parsed_text ^ "\nfail.\n", parsed_text_length *))
627 | TA.Inline (_, suri, params) ->
629 ApplyTransformation.txt_of_inline_macro
630 ~map_unicode_to_tex:(Helm_registry.get_bool
631 "matita.paste_unicode_as_tex")
634 [], str, String.length parsed_text
636 and eval_executable include_paths (buffer : GText.buffer) guistuff
637 grafite_status user_goal unparsed_text skipped_txt nonskipped_txt
641 ignore (buffer#move_mark (`NAME "beginning_of_statement")
642 ~where:((buffer#get_iter_at_mark (`NAME "locked"))#forward_chars
643 (Glib.Utf8.length skipped_txt))) ;
644 eval_with_engine include_paths
645 guistuff grafite_status user_goal skipped_txt nonskipped_txt
646 (TA.Executable (loc, ex))
648 MatitaTypes.Cancel -> [], "", 0
649 | GrafiteEngine.Macro (_loc,lazy_macro) ->
653 | Some n -> GrafiteTypes.get_proof_context grafite_status n in
654 let grafite_status,macro = lazy_macro context in
655 eval_macro include_paths buffer guistuff grafite_status
656 user_goal unparsed_text (skipped_txt ^ nonskipped_txt) script macro
657 | GrafiteEngine.NMacro (_loc,macro) ->
658 eval_nmacro include_paths buffer guistuff grafite_status
659 user_goal unparsed_text (skipped_txt ^ nonskipped_txt) script macro
662 and eval_statement include_paths (buffer : GText.buffer) guistuff
663 grafite_status user_goal script statement
665 let (grafite_status,st), unparsed_text =
668 if Pcre.pmatch ~rex:only_dust_RE text then raise Margin;
670 wrap_with_make include_paths
671 (GrafiteParser.parse_statement (Ulexing.from_utf8_string text))
675 | `Ast (st, text) -> (grafite_status, st), text
677 let text_of_loc floc =
678 let nonskipped_txt,_ = MatitaGtkMisc.utf8_parsed_text unparsed_text floc in
679 let start, stop = HExtlib.loc_of_floc floc in
680 let floc = HExtlib.floc_of_loc (0, start) in
681 let skipped_txt,_ = MatitaGtkMisc.utf8_parsed_text unparsed_text floc in
682 let floc = HExtlib.floc_of_loc (0, stop) in
683 let txt,len = MatitaGtkMisc.utf8_parsed_text unparsed_text floc in
684 txt,nonskipped_txt,skipped_txt,len
687 | GrafiteParser.LNone loc ->
688 let parsed_text, _, _, parsed_text_length = text_of_loc loc in
689 [grafite_status,parsed_text],"",
691 | GrafiteParser.LSome (GrafiteAst.Executable (loc, ex)) ->
692 let _, nonskipped, skipped, parsed_text_length = text_of_loc loc in
693 eval_executable include_paths buffer guistuff
694 grafite_status user_goal unparsed_text skipped nonskipped script ex loc
695 | GrafiteParser.LSome (GrafiteAst.Comment (loc, GrafiteAst.Code (_, ex)))
696 when Helm_registry.get_bool "matita.execcomments" ->
697 let _, nonskipped, skipped, parsed_text_length = text_of_loc loc in
698 eval_executable include_paths buffer guistuff
699 grafite_status user_goal unparsed_text skipped nonskipped script ex loc
700 | GrafiteParser.LSome (GrafiteAst.Comment (loc, _)) ->
701 let parsed_text, _, _, parsed_text_length = text_of_loc loc in
702 let remain_len = String.length unparsed_text - parsed_text_length in
703 let s = String.sub unparsed_text parsed_text_length remain_len in
706 eval_statement include_paths buffer guistuff
707 grafite_status user_goal script (`Raw s)
709 HExtlib.Localized (floc, exn) ->
710 HExtlib.raise_localized_exception
711 ~offset:(MatitaGtkMisc.utf8_string_length parsed_text) floc exn
712 | MultiPassDisambiguator.DisambiguationError (offset,errorll) ->
714 (MultiPassDisambiguator.DisambiguationError
715 (offset+parsed_text_length, errorll))
717 assert (text=""); (* no macros inside comments, please! *)
719 | (statuses,text)::tl ->
720 (statuses,parsed_text ^ text)::tl,"",parsed_text_length + len
723 let fresh_script_id =
727 class script ~(source_view: GSourceView2.source_view)
728 ~(mathviewer: MatitaTypes.mathViewer)
733 let buffer = source_view#buffer in
734 let source_buffer = source_view#source_buffer in
735 let initial_statuses current baseuri =
736 let empty_lstatus = new LexiconEngine.status in
739 LexiconSync.time_travel ~present:current ~past:empty_lstatus;
740 GrafiteSync.time_travel ~present:current ();
741 (* CSC: there is a known bug in invalidation; temporary fix here *)
742 NCicEnvironment.invalidate ()
745 CicNotation2.load_notation ~include_paths:[] empty_lstatus
746 BuildTimeConf.core_notation_script
748 let grafite_status = GrafiteSync.init lexicon_status baseuri in
751 let read_include_paths file =
753 let root, _buri, _fname, _tgt =
754 Librarian.baseuri_of_script ~include_paths:[] file
757 Str.split (Str.regexp " ")
758 (List.assoc "include_paths" (Librarian.load_root_file (root^"/root")))
760 List.iter (HLog.debug) rc; rc
761 with Librarian.NoRootFor _ | Not_found -> []
763 let default_buri = "cic:/matita/tests" in
764 let default_fname = ".unnamed.ma" in
766 val mutable include_paths_ = []
768 val scriptId = fresh_script_id ()
771 mathviewer = mathviewer;
772 urichooser = urichooser;
773 ask_confirmation = ask_confirmation;
776 val mutable filename_ = (None : string option)
778 method has_name = filename_ <> None
780 method include_paths =
782 Helm_registry.get_list Helm_registry.string "matita.includes"
784 method private curdir =
786 let root, _buri, _fname, _tgt =
787 Librarian.baseuri_of_script ~include_paths:self#include_paths
791 with Librarian.NoRootFor _ -> Sys.getcwd ()
793 method buri_of_current_file =
795 | None -> default_buri
798 let _root, buri, _fname, _tgt =
799 Librarian.baseuri_of_script ~include_paths:self#include_paths f
802 with Librarian.NoRootFor _ -> default_buri
804 method filename = match filename_ with None -> default_fname | Some f -> f
807 ignore (GMain.Timeout.add ~ms:300000
808 ~callback:(fun _ -> self#_saveToBackupFile ();true));
809 ignore (buffer#connect#modified_changed
810 (fun _ -> set_star buffer#modified))
812 val mutable statements = [] (** executed statements *)
814 val mutable history = [ initial_statuses None default_buri ]
815 (** list of states before having executed statements. Head element of this
816 * list is the current state, last element is the state at the beginning of
818 * Invariant: this list length is 1 + length of statements *)
820 (** goal as seen by the user (i.e. metano corresponding to current tab) *)
821 val mutable userGoal = None
823 (** text mark and tag representing locked part of a script *)
825 buffer#create_mark ~name:"locked" ~left_gravity:true buffer#start_iter
826 val beginning_of_statement_mark =
827 buffer#create_mark ~name:"beginning_of_statement"
828 ~left_gravity:true buffer#start_iter
829 val locked_tag = buffer#create_tag [`BACKGROUND "lightblue"; `EDITABLE false]
830 val error_tag = buffer#create_tag [`UNDERLINE `SINGLE; `FOREGROUND "red"]
832 method locked_mark = locked_mark
833 method locked_tag = locked_tag
834 method error_tag = error_tag
836 (* history can't be empty, the invariant above grant that it contains at
837 * least the init grafite_status *)
838 method grafite_status = match history with s::_ -> s | _ -> assert false
840 method private _advance ?statement () =
841 let s = match statement with Some s -> s | None -> self#getFuture in
842 if self#bos then LibraryClean.clean_baseuris [self#buri_of_current_file];
843 HLog.debug ("evaluating: " ^ first_line s ^ " ...");
844 let time1 = Unix.gettimeofday () in
845 let entries, newtext, parsed_len =
847 eval_statement self#include_paths buffer guistuff
848 self#grafite_status userGoal self (`Raw s)
849 with End_of_file -> raise Margin
851 let time2 = Unix.gettimeofday () in
852 HLog.debug ("... done in " ^ string_of_float (time2 -. time1) ^ "s");
853 let new_statuses, new_statements =
854 let statuses, texts = List.split entries in
857 history <- new_statuses @ history;
858 statements <- new_statements @ statements;
859 let start = buffer#get_iter_at_mark (`MARK locked_mark) in
860 let new_text = String.concat "" (List.rev new_statements) in
861 if statement <> None then
862 buffer#insert ~iter:start new_text
864 let parsed_text = String.sub s 0 parsed_len in
865 if new_text <> parsed_text then begin
866 let stop = start#copy#forward_chars (Glib.Utf8.length parsed_text) in
867 buffer#delete ~start ~stop;
868 buffer#insert ~iter:start new_text;
871 self#moveMark (Glib.Utf8.length new_text);
872 buffer#insert ~iter:(buffer#get_iter_at_mark (`MARK locked_mark)) newtext;
873 (* here we need to set the Goal in case we are going to cursor (or to
874 bottom) and we will face a macro *)
875 match self#grafite_status#proof_status with
876 Incomplete_proof p ->
878 (try Some (Continuationals.Stack.find_goal p.stack)
879 with Failure _ -> None)
880 | _ -> userGoal <- None
882 method private _retract offset grafite_status new_statements
885 let cur_grafite_status =
886 match history with s::_ -> s | [] -> assert false
888 LexiconSync.time_travel ~present:cur_grafite_status ~past:grafite_status;
889 GrafiteSync.time_travel ~present:cur_grafite_status ~past:grafite_status ();
890 statements <- new_statements;
891 history <- new_history;
892 self#moveMark (- offset)
894 method advance ?statement () =
896 self#_advance ?statement ();
899 | Margin -> self#notify
900 | Not_found -> assert false
901 | Invalid_argument "Array.make" -> HLog.error "The script is too big!\n"
902 | exc -> self#notify; raise exc
906 let cmp,new_statements,new_history,grafite_status =
907 match statements,history with
908 stat::statements, _::(status::_ as history) ->
909 assert (Glib.Utf8.validate stat);
910 Glib.Utf8.length stat, statements, history, status
911 | [],[_] -> raise Margin
912 | _,_ -> assert false
914 self#_retract cmp grafite_status new_statements
918 | Margin -> self#notify
919 | Invalid_argument "Array.make" -> HLog.error "The script is too big!\n"
920 | exc -> self#notify; raise exc
922 method private getFuture =
923 let lock = buffer#get_iter_at_mark (`MARK locked_mark) in
924 let text = buffer#get_text ~start:lock ~stop:buffer#end_iter () in
927 method expandAllVirtuals =
928 let lock = buffer#get_iter_at_mark (`MARK locked_mark) in
929 let text = buffer#get_text ~start:lock ~stop:buffer#end_iter () in
930 buffer#delete ~start:lock ~stop:buffer#end_iter;
931 let text = Pcre.replace ~pat:":=" ~templ:"\\def" text in
932 let text = Pcre.replace ~pat:"->" ~templ:"\\to" text in
933 let text = Pcre.replace ~pat:"=>" ~templ:"\\Rightarrow" text in
935 Pcre.substitute_substrings
937 let pristine = Pcre.get_substring str 0 in
939 if pristine.[0] = ' ' then
940 String.sub pristine 1 (String.length pristine -1)
944 if input.[String.length input-1] = ' ' then
945 String.sub input 0 (String.length input -1)
949 if input = "\\forall" ||
950 input = "\\lambda" ||
951 input = "\\exists" then "","" else " ", " "
954 before ^ Glib.Utf8.from_unichar
955 (snd (Virtuals.symbol_of_virtual input)) ^ after
956 with Virtuals.Not_a_virtual -> pristine)
957 ~pat:" ?\\\\[a-zA-Z]+ ?" text
959 buffer#insert ~iter:lock text
961 (** @param rel_offset relative offset from current position of locked_mark *)
962 method private moveMark rel_offset =
963 let mark = `MARK locked_mark in
964 let old_insert = buffer#get_iter_at_mark `INSERT in
965 buffer#remove_tag locked_tag ~start:buffer#start_iter ~stop:buffer#end_iter;
966 let current_mark_pos = buffer#get_iter_at_mark mark in
968 match rel_offset with
969 | 0 -> current_mark_pos
970 | n when n > 0 -> current_mark_pos#forward_chars n
971 | n (* when n < 0 *) -> current_mark_pos#backward_chars (abs n)
973 buffer#move_mark mark ~where:new_mark_pos;
974 buffer#apply_tag locked_tag ~start:buffer#start_iter ~stop:new_mark_pos;
975 buffer#move_mark `INSERT old_insert;
976 let mark_position = buffer#get_iter_at_mark mark in
977 if source_view#move_mark_onscreen mark then
979 buffer#move_mark mark mark_position;
980 source_view#scroll_to_mark ~use_align:true ~xalign:1.0 ~yalign:0.1 mark;
982 while Glib.Main.pending () do ignore(Glib.Main.iteration false); done
984 method clean_dirty_lock =
985 let lock_mark_iter = buffer#get_iter_at_mark (`MARK locked_mark) in
986 buffer#remove_tag locked_tag ~start:buffer#start_iter ~stop:buffer#end_iter;
987 buffer#apply_tag locked_tag ~start:buffer#start_iter ~stop:lock_mark_iter
989 val mutable observers = []
991 method addObserver (o: GrafiteTypes.status -> unit) =
992 observers <- o :: observers
994 method private notify =
995 let grafite_status = self#grafite_status in
996 List.iter (fun o -> o grafite_status) observers
998 method loadFromString s =
1001 buffer#set_modified true
1003 method loadFromFile f =
1004 buffer#set_text (HExtlib.input_file f);
1006 buffer#set_modified false
1008 method assignFileName file =
1011 | Some f -> Some (Librarian.absolutize f)
1016 (match file with Some file -> read_include_paths file | None -> []);
1018 Sys.chdir self#curdir;
1019 HLog.debug ("Moving to " ^ Sys.getcwd ())
1021 method saveToFile () =
1022 if self#has_name then
1023 let oc = open_out self#filename in
1024 output_string oc (buffer#get_text ~start:buffer#start_iter
1025 ~stop:buffer#end_iter ());
1028 buffer#set_modified false
1030 HLog.error "Can't save, no filename selected"
1032 method private _saveToBackupFile () =
1033 if buffer#modified then
1035 let f = self#filename in
1036 let oc = open_out f in
1037 output_string oc (buffer#get_text ~start:buffer#start_iter
1038 ~stop:buffer#end_iter ());
1040 HLog.debug ("backup " ^ f ^ " saved")
1043 method private reset_buffer =
1045 history <- [ initial_statuses (Some self#grafite_status) self#buri_of_current_file ];
1048 buffer#remove_tag locked_tag ~start:buffer#start_iter ~stop:buffer#end_iter;
1049 buffer#move_mark (`MARK locked_mark) ~where:buffer#start_iter
1053 source_buffer#begin_not_undoable_action ();
1054 buffer#delete ~start:buffer#start_iter ~stop:buffer#end_iter;
1055 source_buffer#end_not_undoable_action ();
1056 buffer#set_modified false;
1058 method template () =
1059 let template = HExtlib.input_file BuildTimeConf.script_template in
1060 buffer#insert ~iter:(buffer#get_iter `START) template;
1061 buffer#set_modified false;
1064 method goto (pos: [`Top | `Bottom | `Cursor]) () =
1066 let old_locked_mark =
1068 (buffer#create_mark ~name:"old_locked_mark"
1069 ~left_gravity:true (buffer#get_iter_at_mark (`MARK locked_mark))) in
1070 let getpos _ = buffer#get_iter_at_mark (`MARK locked_mark) in
1071 let getoldpos _ = buffer#get_iter_at_mark old_locked_mark in
1072 let dispose_old_locked_mark () = buffer#delete_mark old_locked_mark in
1075 dispose_old_locked_mark ();
1080 let rec dowhile () =
1082 let newpos = getpos () in
1083 if (getoldpos ())#compare newpos < 0 then
1085 buffer#move_mark old_locked_mark newpos;
1090 dispose_old_locked_mark ();
1093 | Margin -> dispose_old_locked_mark (); self#notify
1094 | exc -> dispose_old_locked_mark (); self#notify; raise exc)
1096 let locked_iter () = buffer#get_iter_at_mark (`NAME "locked") in
1097 let cursor_iter () = buffer#get_iter_at_mark `INSERT in
1100 (buffer#create_mark ~name:"initial_insert"
1101 ~left_gravity:true (cursor_iter ())) in
1102 let dispose_remember () = buffer#delete_mark remember in
1103 let remember_iter () =
1104 buffer#get_iter_at_mark (`NAME "initial_insert") in
1105 let cmp () = (locked_iter ())#offset - (remember_iter ())#offset in
1106 let icmp = cmp () in
1107 let forward_until_cursor () = (* go forward until locked > cursor *)
1110 if cmp () < 0 && (getoldpos ())#compare (getpos ()) < 0
1113 buffer#move_mark old_locked_mark (getpos ());
1119 let rec back_until_cursor len = (* go backward until locked < cursor *)
1121 statements, ((grafite_status)::_ as history)
1123 self#_retract (icmp - len) grafite_status statements
1125 | statement::tl1, _::tl2 ->
1126 back_until_cursor (len - MatitaGtkMisc.utf8_string_length statement) (tl1,tl2)
1127 | _,_ -> assert false
1131 if icmp < 0 then (* locked < cursor *)
1132 (forward_until_cursor (); self#notify)
1133 else if icmp > 0 then (* locked > cursor *)
1134 (back_until_cursor icmp (statements,history); self#notify)
1135 else (* cursor = locked *)
1138 dispose_remember ();
1139 dispose_old_locked_mark ();
1141 | Margin -> dispose_remember (); dispose_old_locked_mark (); self#notify
1142 | exc -> dispose_remember (); dispose_old_locked_mark ();
1143 self#notify; raise exc)
1144 with Invalid_argument "Array.make" ->
1145 HLog.error "The script is too big!\n"
1147 method onGoingProof () =
1148 match self#grafite_status#proof_status with
1149 | No_proof | Proof _ -> false
1150 | Incomplete_proof _ -> true
1151 | Intermediate _ -> assert false
1153 (* method proofStatus = MatitaTypes.get_proof_status self#status *)
1154 method proofMetasenv = GrafiteTypes.get_proof_metasenv self#grafite_status
1156 method proofContext =
1159 | Some n -> GrafiteTypes.get_proof_context self#grafite_status n
1161 method proofConclusion =
1163 None -> assert false
1165 GrafiteTypes.get_proof_conclusion self#grafite_status n
1167 method stack = GrafiteTypes.get_stack self#grafite_status
1168 method setGoal n = userGoal <- n
1169 method goal = userGoal
1177 let rec is_there_only_comments lexicon_status s =
1178 if Pcre.pmatch ~rex:only_dust_RE s then raise Margin;
1179 let lexicon_status,st =
1180 GrafiteParser.parse_statement (Ulexing.from_utf8_string s)
1181 ~include_paths:self#include_paths lexicon_status
1184 | GrafiteParser.LSome (GrafiteAst.Comment (loc,_)) ->
1185 let _,parsed_text_length = MatitaGtkMisc.utf8_parsed_text s loc in
1186 (* CSC: why +1 in the following lines ???? *)
1187 let parsed_text_length = parsed_text_length + 1 in
1188 let remain_len = String.length s - parsed_text_length in
1189 let next = String.sub s parsed_text_length remain_len in
1190 is_there_only_comments lexicon_status next
1191 | GrafiteParser.LNone _
1192 | GrafiteParser.LSome (GrafiteAst.Executable _) -> false
1194 try is_there_only_comments self#grafite_status self#getFuture
1196 | LexiconEngine.IncludedFileNotCompiled _
1197 | HExtlib.Localized _
1198 | CicNotationParser.Parse_error _ -> false
1199 | Margin | End_of_file -> true
1200 | Invalid_argument "Array.make" -> false
1204 HLog.debug "script status:";
1205 HLog.debug ("history size: " ^ string_of_int (List.length history));
1206 HLog.debug (sprintf "%d statements:" (List.length statements));
1207 List.iter HLog.debug statements;
1208 HLog.debug ("Current file name: " ^ self#filename);
1211 let _script = ref None
1213 let script ~source_view ~mathviewer ~urichooser ~ask_confirmation ~set_star ()
1216 ~source_view ~mathviewer ~ask_confirmation ~urichooser ~set_star ()
1221 let current () = match !_script with None -> assert false | Some s -> s