1 (* Copyright (C) 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 exception IncludedFileNotCompiled of string (* file name *)
34 (Cic.context -> GrafiteTypes.status * Cic.term GrafiteAst.macro)
35 exception ReadOnlyUri of string
38 do_heavy_checks: bool ;
42 (** create a ProofEngineTypes.mk_fresh_name_type function which uses given
43 * names as long as they are available, then it fallbacks to name generation
44 * using FreshNamesGenerator module *)
46 let len = List.length names in
48 fun metasenv context name ~typ ->
49 if !count < len then begin
50 let name = Cic.Name (List.nth names !count) in
54 FreshNamesGenerator.mk_fresh_name ~subst:[] metasenv context name ~typ
56 let tactic_of_ast ast =
57 let module PET = ProofEngineTypes in
59 | GrafiteAst.Absurd (_, term) -> Tactics.absurd term
60 | GrafiteAst.Apply (_, term) -> Tactics.apply term
61 | GrafiteAst.Assumption _ -> Tactics.assumption
62 | GrafiteAst.Auto (_,depth,width,paramodulation,full) ->
63 AutoTactic.auto_tac ?depth ?width ?paramodulation ?full
64 ~dbd:(LibraryDb.instance ()) ()
65 | GrafiteAst.Change (_, pattern, with_what) ->
66 Tactics.change ~pattern with_what
67 | GrafiteAst.Clear (_,id) -> Tactics.clear id
68 | GrafiteAst.ClearBody (_,id) -> Tactics.clearbody id
69 | GrafiteAst.Contradiction _ -> Tactics.contradiction
70 | GrafiteAst.Compare (_, term) -> Tactics.compare term
71 | GrafiteAst.Constructor (_, n) -> Tactics.constructor n
72 | GrafiteAst.Cut (_, ident, term) ->
73 let names = match ident with None -> [] | Some id -> [id] in
74 Tactics.cut ~mk_fresh_name_callback:(namer_of names) term
75 | GrafiteAst.DecideEquality _ -> Tactics.decide_equality
76 | GrafiteAst.Decompose (_, types, what, names) ->
77 let to_type = function
78 | GrafiteAst.Type (uri, typeno) -> uri, typeno
79 | GrafiteAst.Ident _ -> assert false
81 let user_types = List.rev_map to_type types in
82 let dbd = LibraryDb.instance () in
83 let mk_fresh_name_callback = namer_of names in
84 Tactics.decompose ~mk_fresh_name_callback ~dbd ~user_types what
85 | GrafiteAst.Discriminate (_,term) -> Tactics.discriminate term
86 | GrafiteAst.Elim (_, what, using, depth, names) ->
87 Tactics.elim_intros ?using ?depth ~mk_fresh_name_callback:(namer_of names)
89 | GrafiteAst.ElimType (_, what, using, depth, names) ->
90 Tactics.elim_type ?using ?depth ~mk_fresh_name_callback:(namer_of names)
92 | GrafiteAst.Exact (_, term) -> Tactics.exact term
93 | GrafiteAst.Exists _ -> Tactics.exists
94 | GrafiteAst.Fail _ -> Tactics.fail
95 | GrafiteAst.Fold (_, reduction_kind, term, pattern) ->
97 match reduction_kind with
99 GrafiteTypes.command_error "demodulation can't be folded"
101 PET.const_lazy_reduction
102 (CicReduction.normalize ~delta:false ~subst:[])
103 | `Reduce -> PET.const_lazy_reduction ProofEngineReduction.reduce
104 | `Simpl -> PET.const_lazy_reduction ProofEngineReduction.simpl
106 PET.const_lazy_reduction (ProofEngineReduction.unfold ?what:None)
107 | `Unfold (Some lazy_term) ->
108 (fun context metasenv ugraph ->
109 let what, metasenv, ugraph = lazy_term context metasenv ugraph in
110 ProofEngineReduction.unfold ~what, metasenv, ugraph)
112 PET.const_lazy_reduction (CicReduction.whd ~delta:false ~subst:[])
114 Tactics.fold ~reduction ~term ~pattern
115 | GrafiteAst.Fourier _ -> Tactics.fourier
116 | GrafiteAst.FwdSimpl (_, hyp, names) ->
117 Tactics.fwd_simpl ~mk_fresh_name_callback:(namer_of names)
118 ~dbd:(LibraryDb.instance ()) hyp
119 | GrafiteAst.Generalize (_,pattern,ident) ->
120 let names = match ident with None -> [] | Some id -> [id] in
121 Tactics.generalize ~mk_fresh_name_callback:(namer_of names) pattern
122 | GrafiteAst.Goal (_, n) -> Tactics.set_goal n
123 | GrafiteAst.IdTac _ -> Tactics.id
124 | GrafiteAst.Injection (_,term) -> Tactics.injection term
125 | GrafiteAst.Intros (_, None, names) ->
126 PrimitiveTactics.intros_tac ~mk_fresh_name_callback:(namer_of names) ()
127 | GrafiteAst.Intros (_, Some num, names) ->
128 PrimitiveTactics.intros_tac ~howmany:num
129 ~mk_fresh_name_callback:(namer_of names) ()
130 | GrafiteAst.Inversion (_, term) ->
131 Tactics.inversion term
132 | GrafiteAst.LApply (_, how_many, to_what, what, ident) ->
133 let names = match ident with None -> [] | Some id -> [id] in
134 Tactics.lapply ~mk_fresh_name_callback:(namer_of names) ?how_many
136 | GrafiteAst.Left _ -> Tactics.left
137 | GrafiteAst.LetIn (loc,term,name) ->
138 Tactics.letin term ~mk_fresh_name_callback:(namer_of [name])
139 | GrafiteAst.Reduce (_, reduction_kind, pattern) ->
140 (match reduction_kind with
141 | `Demodulate -> Tactics.demodulate ~dbd:(LibraryDb.instance ()) ~pattern
142 | `Normalize -> Tactics.normalize ~pattern
143 | `Reduce -> Tactics.reduce ~pattern
144 | `Simpl -> Tactics.simpl ~pattern
145 | `Unfold what -> Tactics.unfold ~pattern what
146 | `Whd -> Tactics.whd ~pattern)
147 | GrafiteAst.Reflexivity _ -> Tactics.reflexivity
148 | GrafiteAst.Replace (_, pattern, with_what) ->
149 Tactics.replace ~pattern ~with_what
150 | GrafiteAst.Rewrite (_, direction, t, pattern) ->
151 EqualityTactics.rewrite_tac ~direction ~pattern t
152 | GrafiteAst.Right _ -> Tactics.right
153 | GrafiteAst.Ring _ -> Tactics.ring
154 | GrafiteAst.Split _ -> Tactics.split
155 | GrafiteAst.Symmetry _ -> Tactics.symmetry
156 | GrafiteAst.Transitivity (_, term) -> Tactics.transitivity term
158 (* maybe we only need special cases for apply and goal *)
159 let classify_tactic tactic =
161 (* tactics that can't close the goal (return a goal we want to "select") *)
162 | GrafiteAst.Rewrite _
164 | GrafiteAst.Replace _
165 | GrafiteAst.Reduce _
166 | GrafiteAst.Injection _
168 | GrafiteAst.Generalize _
171 | GrafiteAst.Decompose _ -> true, true
172 (* tactics we don't want to reorder goals. I think only Goal needs this. *)
173 | GrafiteAst.Goal _ -> false, true
174 (* tactics like apply *)
177 let reorder_metasenv start refine tactic goals current_goal always_opens_a_goal=
178 let module PEH = ProofEngineHelpers in
179 (* let print_m name metasenv =
180 prerr_endline (">>>>> " ^ name);
181 prerr_endline (CicMetaSubst.ppmetasenv [] metasenv)
183 (* phase one calculates:
184 * new_goals_from_refine: goals added by refine
185 * head_goal: the first goal opened by ythe tactic
186 * other_goals: other goals opened by the tactic
188 let new_goals_from_refine = PEH.compare_metasenvs start refine in
189 let new_goals_from_tactic = PEH.compare_metasenvs refine tactic in
190 let head_goal, other_goals, goals =
192 | [] -> None,[],goals
194 (* assert (List.mem hd new_goals_from_tactic);
195 * invalidato dalla goal_tac
197 Some hd, List.filter ((<>) hd) new_goals_from_tactic, List.filter ((<>)
202 | None -> new_goals_from_refine @ other_goals
203 | Some x -> x :: new_goals_from_refine @ other_goals
205 (* extract the metas generated by refine and tactic *)
206 let metas_for_tactic_head =
209 | Some head_goal -> List.filter (fun (n,_,_) -> n = head_goal) tactic in
210 let metas_for_tactic_goals =
212 (fun x -> List.find (fun (metano,_,_) -> metano = x) tactic)
215 let metas_for_refine_goals =
216 List.filter (fun (n,_,_) -> List.mem n new_goals_from_refine) tactic in
217 let produced_metas, goals =
219 if always_opens_a_goal then
220 metas_for_tactic_head @ metas_for_refine_goals @
221 metas_for_tactic_goals
223 (* print_m "metas_for_refine_goals" metas_for_refine_goals;
224 print_m "metas_for_tactic_head" metas_for_tactic_head;
225 print_m "metas_for_tactic_goals" metas_for_tactic_goals; *)
226 metas_for_refine_goals @ metas_for_tactic_head @
227 metas_for_tactic_goals
230 let goals = List.map (fun (metano, _, _) -> metano) produced_metas in
231 produced_metas, goals
233 (* residual metas, preserving the original order *)
238 | (metano, _, _) :: tl when metano = e ->
239 [], List.map (fun (x,_,_) -> x) tl
240 | (metano, _, _) :: tl -> let b, a = split e tl in metano :: b, a
242 let find n metasenv =
244 Some (List.find (fun (metano, _, _) -> metano = n) metasenv)
245 with Not_found -> None
250 match find n tactic with
254 let before_l, after_l = split current_goal start in
256 List.filter (fun x -> not (List.mem x produced_goals)) before_l in
258 List.filter (fun x -> not (List.mem x produced_goals)) after_l in
259 let before = extract before_l in
260 let after = extract after_l in
264 print_m "BEGIN" start;
265 prerr_endline ("goal was: " ^ string_of_int current_goal);
266 prerr_endline ("and metas from refine are:");
268 (fun t -> prerr_string (" " ^ string_of_int t))
269 new_goals_from_refine;
271 print_m "before" before;
272 print_m "metas_for_tactic_head" metas_for_tactic_head;
273 print_m "metas_for_refine_goals" metas_for_refine_goals;
274 print_m "metas_for_tactic_goals" metas_for_tactic_goals;
275 print_m "produced_metas" produced_metas;
276 print_m "after" after;
277 |+ FINE DEBUG CODE +| *)
278 before @ produced_metas @ after, goals
280 let apply_tactic ~disambiguate_tactic tactic (status, goal) =
281 (* prerr_endline "apply_tactic"; *)
282 (* prerr_endline (Continuationals.Stack.pp (GrafiteTypes.get_stack status)); *)
283 let starting_metasenv = GrafiteTypes.get_proof_metasenv status in
284 let before = List.map (fun g, _, _ -> g) starting_metasenv in
285 (* prerr_endline "disambiguate"; *)
286 let status, tactic = disambiguate_tactic status goal tactic in
287 let metasenv_after_refinement = GrafiteTypes.get_proof_metasenv status in
288 let proof = GrafiteTypes.get_current_proof status in
289 let proof_status = proof, goal in
290 let needs_reordering, always_opens_a_goal = classify_tactic tactic in
291 let tactic = tactic_of_ast tactic in
292 (* apply tactic will change the lexicon_status ... *)
293 (* prerr_endline "apply_tactic bassa"; *)
294 let (proof, opened) = ProofEngineTypes.apply_tactic tactic proof_status in
295 let after = ProofEngineTypes.goals_of_proof proof in
296 let opened_goals, closed_goals = Tacticals.goals_diff ~before ~after ~opened in
297 (* prerr_endline("before: " ^ String.concat ", " (List.map string_of_int before));
298 prerr_endline("after: " ^ String.concat ", " (List.map string_of_int after));
299 prerr_endline("opened: " ^ String.concat ", " (List.map string_of_int opened)); *)
300 (* prerr_endline("opened_goals: " ^ String.concat ", " (List.map string_of_int opened_goals));
301 prerr_endline("closed_goals: " ^ String.concat ", " (List.map string_of_int closed_goals)); *)
302 let proof, opened_goals =
303 if needs_reordering then begin
304 let uri, metasenv_after_tactic, t, ty = proof in
305 (* prerr_endline ("goal prima del riordino: " ^ String.concat " " (List.map string_of_int (ProofEngineTypes.goals_of_proof proof))); *)
306 let reordered_metasenv, opened_goals =
309 metasenv_after_refinement metasenv_after_tactic
310 opened goal always_opens_a_goal
312 let proof' = uri, reordered_metasenv, t, ty in
313 (* prerr_endline ("goal dopo il riordino: " ^ String.concat " " (List.map string_of_int (ProofEngineTypes.goals_of_proof proof'))); *)
319 let incomplete_proof =
320 match status.GrafiteTypes.proof_status with
321 | GrafiteTypes.Incomplete_proof p -> p
324 { status with GrafiteTypes.proof_status =
325 GrafiteTypes.Incomplete_proof
326 { incomplete_proof with GrafiteTypes.proof = proof } },
327 opened_goals, closed_goals
331 'term 'lazy_term 'reduction 'obj 'ident.
333 (GrafiteTypes.status ->
334 ProofEngineTypes.goal ->
335 ('term, 'lazy_term, 'reduction, 'ident) GrafiteAst.tactic ->
336 GrafiteTypes.status *
337 (Cic.term, Cic.lazy_term, Cic.lazy_term GrafiteAst.reduction, string) GrafiteAst.tactic) ->
339 disambiguate_command:
340 (GrafiteTypes.status ->
341 'obj GrafiteAst.command ->
342 GrafiteTypes.status * Cic.obj GrafiteAst.command) ->
345 (GrafiteTypes.status ->
346 'term GrafiteAst.macro ->
347 Cic.context -> GrafiteTypes.status * Cic.term GrafiteAst.macro) ->
349 ?do_heavy_checks:bool ->
350 ?clean_baseuri:bool ->
351 GrafiteTypes.status ->
352 ('term, 'lazy_term, 'reduction, 'obj, 'ident) GrafiteAst.statement ->
353 GrafiteTypes.status * UriManager.uri list
356 type 'a eval_command =
358 disambiguate_command:
359 (GrafiteTypes.status ->
360 'obj GrafiteAst.command ->
361 GrafiteTypes.status * Cic.obj GrafiteAst.command) ->
362 options -> GrafiteTypes.status -> 'obj GrafiteAst.command ->
363 GrafiteTypes.status * UriManager.uri list
366 type 'a eval_executable =
367 {ee_go: 'term 'lazy_term 'reduction 'obj 'ident.
369 (GrafiteTypes.status ->
370 ProofEngineTypes.goal ->
371 ('term, 'lazy_term, 'reduction, 'ident) GrafiteAst.tactic ->
372 GrafiteTypes.status *
373 (Cic.term, Cic.lazy_term, Cic.lazy_term GrafiteAst.reduction, string) GrafiteAst.tactic) ->
375 disambiguate_command:
376 (GrafiteTypes.status ->
377 'obj GrafiteAst.command ->
378 GrafiteTypes.status * Cic.obj GrafiteAst.command) ->
381 (GrafiteTypes.status ->
382 'term GrafiteAst.macro ->
383 Cic.context -> GrafiteTypes.status * Cic.term GrafiteAst.macro) ->
386 GrafiteTypes.status ->
387 ('term, 'lazy_term, 'reduction, 'obj, 'ident) GrafiteAst.code ->
388 GrafiteTypes.status * UriManager.uri list
391 type 'a eval_from_moo =
392 { efm_go: GrafiteTypes.status -> string -> GrafiteTypes.status }
394 let coercion_moo_statement_of uri =
395 GrafiteAst.Coercion (HExtlib.dummy_floc, uri, false)
397 let eval_coercion status ~add_composites uri =
398 let basedir = Helm_registry.get "matita.basedir" in
399 let status,compounds =
400 prerr_endline "evaluating a coercion command";
401 GrafiteSync.add_coercion ~basedir ~add_composites status uri in
402 let moo_content = coercion_moo_statement_of uri in
403 let status = GrafiteTypes.add_moo_content [moo_content] status in
404 {status with GrafiteTypes.proof_status = GrafiteTypes.No_proof},
407 let eval_tactical ~disambiguate_tactic status tac =
408 let apply_tactic = apply_tactic ~disambiguate_tactic in
409 let module MatitaStatus =
411 type input_status = GrafiteTypes.status * ProofEngineTypes.goal
414 GrafiteTypes.status * ProofEngineTypes.goal list * ProofEngineTypes.goal list
416 type tactic = input_status -> output_status
418 let id_tactic = apply_tactic (GrafiteAst.IdTac HExtlib.dummy_floc)
419 let mk_tactic tac = tac
420 let apply_tactic tac = tac
421 let goals (_, opened, closed) = opened, closed
422 let set_goals (opened, closed) (status, _, _) = (status, opened, closed)
423 let get_stack (status, _) = GrafiteTypes.get_stack status
425 let set_stack stack (status, opened, closed) =
426 GrafiteTypes.set_stack stack status, opened, closed
428 let inject (status, _) = (status, [], [])
429 let focus goal (status, _, _) = (status, goal)
432 let module MatitaTacticals = Tacticals.Make (MatitaStatus) in
433 let rec tactical_of_ast l tac =
435 | GrafiteAst.Tactic (loc, tactic) ->
436 MatitaTacticals.tactic (MatitaStatus.mk_tactic (apply_tactic tactic))
437 | GrafiteAst.Seq (loc, tacticals) -> (* tac1; tac2; ... *)
439 MatitaTacticals.seq ~tactics:(List.map (tactical_of_ast (l+1)) tacticals)
440 | GrafiteAst.Do (loc, n, tactical) ->
441 MatitaTacticals.do_tactic ~n ~tactic:(tactical_of_ast (l+1) tactical)
442 | GrafiteAst.Repeat (loc, tactical) ->
443 MatitaTacticals.repeat_tactic ~tactic:(tactical_of_ast (l+1) tactical)
444 | GrafiteAst.Then (loc, tactical, tacticals) -> (* tac; [ tac1 | ... ] *)
446 MatitaTacticals.thens ~start:(tactical_of_ast (l+1) tactical)
447 ~continuations:(List.map (tactical_of_ast (l+1)) tacticals)
448 | GrafiteAst.First (loc, tacticals) ->
449 MatitaTacticals.first
450 ~tactics:(List.map (fun t -> "", tactical_of_ast (l+1) t) tacticals)
451 | GrafiteAst.Try (loc, tactical) ->
452 MatitaTacticals.try_tactic ~tactic:(tactical_of_ast (l+1) tactical)
453 | GrafiteAst.Solve (loc, tacticals) ->
454 MatitaTacticals.solve_tactics
455 ~tactics:(List.map (fun t -> "", tactical_of_ast (l+1) t) tacticals)
457 | GrafiteAst.Skip loc -> MatitaTacticals.skip
458 | GrafiteAst.Dot loc -> MatitaTacticals.dot
459 | GrafiteAst.Semicolon loc -> MatitaTacticals.semicolon
460 | GrafiteAst.Branch loc -> MatitaTacticals.branch
461 | GrafiteAst.Shift loc -> MatitaTacticals.shift
462 | GrafiteAst.Pos (loc, i) -> MatitaTacticals.pos i
463 | GrafiteAst.Merge loc -> MatitaTacticals.merge
464 | GrafiteAst.Focus (loc, goals) -> MatitaTacticals.focus goals
465 | GrafiteAst.Unfocus loc -> MatitaTacticals.unfocus
467 let status, _, _ = tactical_of_ast 0 tac (status, ~-1) in
468 let status = (* is proof completed? *)
469 match status.GrafiteTypes.proof_status with
470 | GrafiteTypes.Incomplete_proof
471 { GrafiteTypes.stack = stack; proof = proof }
472 when Continuationals.Stack.is_empty stack ->
473 { status with GrafiteTypes.proof_status = GrafiteTypes.Proof proof }
478 let eval_comment status c = status
480 (* since the record syntax allows to declare coercions, we have to put this
481 * information inside the moo *)
482 let add_coercions_of_record_to_moo obj lemmas status =
483 let attributes = CicUtil.attributes_of_obj obj in
484 let is_record = function `Class (`Record att) -> Some att | _-> None in
485 match HExtlib.list_findopt is_record attributes with
488 let is_a_coercion uri =
491 CicEnvironment.get_cooked_obj CicUniv.empty_ugraph uri in
492 let attrs = CicUtil.attributes_of_obj obj in
493 List.mem (`Class `Projection) attrs
494 with Not_found -> assert false
496 (* looking at the fields we can know the 'wanted' coercions, but not the
497 * actually generated ones. So, only the intersection between the wanted
498 * and the actual should be in the moo as coercion, while everithing in
499 * lemmas should go as aliases *)
500 let wanted_coercions =
505 (UriManager.uri_of_string
506 (GrafiteTypes.qualify status name ^ ".con"))
510 prerr_endline "wanted coercions:";
512 (fun u -> prerr_endline (UriManager.string_of_uri u))
514 let coercions, moo_content =
518 let is_a_wanted_coercion =
519 List.exists (UriManager.eq uri) wanted_coercions in
520 if is_a_coercion uri && is_a_wanted_coercion then
521 Some (uri, coercion_moo_statement_of uri)
526 prerr_endline "actual coercions:";
528 (fun u -> prerr_endline (UriManager.string_of_uri u))
530 let status = GrafiteTypes.add_moo_content moo_content status in
532 GrafiteTypes.coercions = coercions @ status.GrafiteTypes.coercions},
535 let add_obj uri obj status =
536 let basedir = Helm_registry.get "matita.basedir" in
537 let status,lemmas = GrafiteSync.add_obj ~basedir uri obj status in
540 let rec eval_command = {ec_go = fun ~disambiguate_command opts status cmd ->
541 let status,cmd = disambiguate_command status cmd in
542 let basedir = Helm_registry.get "matita.basedir" in
545 | GrafiteAst.Default (loc, what, uris) as cmd ->
546 LibraryObjects.set_default what uris;
547 GrafiteTypes.add_moo_content [cmd] status,[]
548 | GrafiteAst.Include (loc, baseuri) ->
549 let moopath = LibraryMisc.obj_file_of_baseuri ~basedir ~baseuri in
550 if not (Sys.file_exists moopath) then
551 raise (IncludedFileNotCompiled moopath);
552 let status = eval_from_moo.efm_go status moopath in
554 | GrafiteAst.Set (loc, name, value) ->
555 if name = "baseuri" then begin
557 let v = Http_getter_misc.strip_trailing_slash value in
559 ignore (String.index v ' ');
560 GrafiteTypes.command_error "baseuri can't contain spaces"
563 if Http_getter_storage.is_read_only value then begin
564 HLog.error (sprintf "uri %s belongs to a read-only repository" value);
565 raise (ReadOnlyUri value)
567 if not (GrafiteMisc.is_empty value) && opts.clean_baseuri then begin
568 HLog.message ("baseuri " ^ value ^ " is not empty");
569 HLog.message ("cleaning baseuri " ^ value);
570 LibraryClean.clean_baseuris ~basedir [value];
573 GrafiteTypes.set_option status name value,[]
574 | GrafiteAst.Drop loc -> raise Drop
575 | GrafiteAst.Qed loc ->
576 let uri, metasenv, bo, ty =
577 match status.GrafiteTypes.proof_status with
578 | GrafiteTypes.Proof (Some uri, metasenv, body, ty) ->
579 uri, metasenv, body, ty
580 | GrafiteTypes.Proof (None, metasenv, body, ty) ->
581 raise (GrafiteTypes.Command_error
582 ("Someone allows to start a theorem without giving the "^
583 "name/uri. This should be fixed!"))
586 (GrafiteTypes.Command_error "You can't Qed an incomplete theorem")
588 if metasenv <> [] then
590 (GrafiteTypes.Command_error
591 "Proof not completed! metasenv is not empty!");
592 let name = UriManager.name_of_uri uri in
593 let obj = Cic.Constant (name,Some bo,ty,[],[]) in
594 let status, lemmas = add_obj uri obj status in
595 {status with GrafiteTypes.proof_status = GrafiteTypes.No_proof},
597 | GrafiteAst.Coercion (loc, uri, add_composites) ->
598 eval_coercion status ~add_composites uri
599 | GrafiteAst.Obj (loc,obj) ->
602 Cic.Constant (name,_,_,_,_)
603 | Cic.CurrentProof (name,_,_,_,_,_) -> ".con",name
604 | Cic.InductiveDefinition (types,_,_,_) ->
606 (match types with (name,_,_,_)::_ -> name | _ -> assert false)
607 | _ -> assert false in
609 UriManager.uri_of_string (GrafiteTypes.qualify status name ^ ext)
611 let metasenv = GrafiteTypes.get_proof_metasenv status in
613 | Cic.CurrentProof (_,metasenv',bo,ty,_,_) ->
614 let name = UriManager.name_of_uri uri in
615 if not(CicPp.check name ty) then
616 HLog.error ("Bad name: " ^ name);
617 if opts.do_heavy_checks then
619 let dbd = LibraryDb.instance () in
620 let similar = Whelp.match_term ~dbd ty in
621 let similar_len = List.length similar in
622 if similar_len> 30 then
624 ("Duplicate check will compare your theorem with " ^
625 string_of_int similar_len ^
626 " theorems, this may take a while."));
630 let t = CicUtil.term_of_uri u in
632 CicTypeChecker.type_of_aux'
633 metasenv' [] t CicUniv.empty_ugraph
635 fst(CicReduction.are_convertible [] ty' ty g))
638 (match convertible with
642 ("Theorem already proved: " ^ UriManager.string_of_uri x ^
643 "\nPlease use a variant."));
645 assert (metasenv = metasenv');
646 let initial_proof = (Some uri, metasenv, bo, ty) in
647 let initial_stack = Continuationals.Stack.of_metasenv metasenv in
648 { status with GrafiteTypes.proof_status =
649 GrafiteTypes.Incomplete_proof
650 { GrafiteTypes.proof = initial_proof; stack = initial_stack } },
653 if metasenv <> [] then
654 raise (GrafiteTypes.Command_error (
655 "metasenv not empty while giving a definition with body: " ^
656 CicMetaSubst.ppmetasenv [] metasenv));
657 let status, lemmas = add_obj uri obj status in
658 let status,new_lemmas =
659 add_coercions_of_record_to_moo obj lemmas status
661 {status with GrafiteTypes.proof_status = GrafiteTypes.No_proof},
662 uri::new_lemmas@lemmas
664 match status.GrafiteTypes.proof_status with
665 GrafiteTypes.Intermediate _ ->
666 {status with GrafiteTypes.proof_status = GrafiteTypes.No_proof},uris
669 } and eval_executable = {ee_go = fun ~disambiguate_tactic ~disambiguate_command ~disambiguate_macro opts status ex ->
671 | GrafiteAst.Tactical (_, tac, None) ->
672 eval_tactical ~disambiguate_tactic status tac,[]
673 | GrafiteAst.Tactical (_, tac, Some punct) ->
674 let status = eval_tactical ~disambiguate_tactic status tac in
675 eval_tactical ~disambiguate_tactic status punct,[]
676 | GrafiteAst.Command (_, cmd) ->
677 eval_command.ec_go ~disambiguate_command opts status cmd
678 | GrafiteAst.Macro (loc, macro) ->
679 raise (Macro (loc,disambiguate_macro status macro))
681 } and eval_from_moo = {efm_go = fun status fname ->
683 GrafiteAst.Executable (HExtlib.dummy_floc,
684 GrafiteAst.Command (HExtlib.dummy_floc,
687 let moo = GrafiteMarshal.load_moo fname in
690 let ast = ast_of_cmd ast in
693 ~disambiguate_tactic:(fun status _ tactic -> status,tactic)
694 ~disambiguate_command:(fun status cmd -> status,cmd)
695 ~disambiguate_macro:(fun _ _ -> assert false)
701 } and eval_ast = {ea_go = fun ~disambiguate_tactic ~disambiguate_command ~disambiguate_macro ?(do_heavy_checks=false) ?(clean_baseuri=true) status st
704 do_heavy_checks = do_heavy_checks ;
705 clean_baseuri = clean_baseuri }
708 | GrafiteAst.Executable (_,ex) ->
709 eval_executable.ee_go ~disambiguate_tactic ~disambiguate_command
710 ~disambiguate_macro opts status ex
711 | GrafiteAst.Comment (_,c) -> eval_comment status c,[]
714 let eval_ast = eval_ast.ea_go