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/
28 exception BaseUriNotSetYet
31 (CicNotationPt.term, CicNotationPt.term,
32 CicNotationPt.term GrafiteAst.reduction, string)
36 (Cic.term, Cic.lazy_term, Cic.lazy_term GrafiteAst.reduction, string)
39 let singleton msg = function
43 Printf.sprintf "GrafiteDisambiguate.singleton (%s): %u interpretations"
46 HLog.debug debug; assert false
48 (** @param term not meaningful when context is given *)
49 let disambiguate_term goal text prefix_len lexicon_status_ref context metasenv
51 let lexicon_status = !lexicon_status_ref in
52 let (diff, metasenv, subst, cic, _) =
54 (GrafiteDisambiguator.disambiguate_term ~dbd:(LibraryDb.instance ())
55 ~aliases:lexicon_status.LexiconEngine.aliases
56 ?goal ~universe:(Some lexicon_status.LexiconEngine.multi_aliases)
57 ~context ~metasenv ~subst:[] (text,prefix_len,term))
59 let lexicon_status = LexiconEngine.set_proof_aliases lexicon_status diff in
60 lexicon_status_ref := lexicon_status;
61 metasenv,(*subst,*) cic
64 (** disambiguate_lazy_term (circa): term -> (unit -> status) * lazy_term
65 * rationale: lazy_term will be invoked in different context to obtain a term,
66 * each invocation will disambiguate the term and can add aliases. Once all
67 * disambiguations have been performed, the first returned function can be
68 * used to obtain the resulting aliases *)
69 let disambiguate_lazy_term goal text prefix_len lexicon_status_ref term =
70 (fun context metasenv ugraph ->
71 let lexicon_status = !lexicon_status_ref in
72 let (diff, metasenv, _, cic, ugraph) =
74 (GrafiteDisambiguator.disambiguate_term ~dbd:(LibraryDb.instance ())
75 ~initial_ugraph:ugraph ~aliases:lexicon_status.LexiconEngine.aliases
76 ~universe:(Some lexicon_status.LexiconEngine.multi_aliases)
77 ~context ~metasenv ~subst:[] ?goal
78 (text,prefix_len,term)) in
79 let lexicon_status = LexiconEngine.set_proof_aliases lexicon_status diff in
80 lexicon_status_ref := lexicon_status;
81 cic, metasenv, ugraph)
84 let disambiguate_pattern
85 text prefix_len lexicon_status_ref (wanted, hyp_paths, goal_path)
87 let interp path = Disambiguate.interpretate_path [] path in
88 let goal_path = HExtlib.map_option interp goal_path in
89 let hyp_paths = List.map (fun (name, path) -> name, interp path) hyp_paths in
95 disambiguate_lazy_term None text prefix_len lexicon_status_ref wanted
99 (wanted, hyp_paths, goal_path)
102 let disambiguate_reduction_kind text prefix_len lexicon_status_ref = function
103 | `Unfold (Some t) ->
105 disambiguate_lazy_term None text prefix_len lexicon_status_ref t in
110 | `Whd as kind -> kind
113 let disambiguate_auto_params
114 disambiguate_term metasenv context (terms, params)
116 let metasenv, terms =
118 (fun t (metasenv, terms) ->
119 let metasenv,t = disambiguate_term context metasenv t in
120 metasenv,t::terms) terms (metasenv, [])
122 metasenv, (terms, params)
125 let disambiguate_just disambiguate_term context metasenv =
128 let metasenv,t = disambiguate_term context metasenv t in
131 let metasenv,params = disambiguate_auto_params disambiguate_term metasenv
134 metasenv, `Auto params
137 let rec disambiguate_tactic
138 lexicon_status_ref context metasenv goal (text,prefix_len,tactic)
140 let disambiguate_term_hint =
141 disambiguate_term goal text prefix_len lexicon_status_ref in
142 let disambiguate_term =
143 disambiguate_term None text prefix_len lexicon_status_ref in
144 let disambiguate_pattern =
145 disambiguate_pattern text prefix_len lexicon_status_ref in
146 let disambiguate_reduction_kind =
147 disambiguate_reduction_kind text prefix_len lexicon_status_ref in
148 let disambiguate_lazy_term =
149 disambiguate_lazy_term None text prefix_len lexicon_status_ref in
150 let disambiguate_tactic metasenv tac =
151 disambiguate_tactic lexicon_status_ref context metasenv goal (text,prefix_len,tac)
153 let disambiguate_auto_params m p =
154 disambiguate_auto_params disambiguate_term m context p
157 (* Higher order tactics *)
158 | GrafiteAst.Progress (loc,tac) ->
159 let metasenv,tac = disambiguate_tactic metasenv tac in
160 metasenv,GrafiteAst.Progress (loc,tac)
161 | GrafiteAst.Solve (loc,tacl) ->
164 (fun tac (metasenv,tacl) ->
165 let metasenv,tac = disambiguate_tactic metasenv tac in
169 metasenv,GrafiteAst.Solve (loc,tacl)
170 | GrafiteAst.Try (loc,tac) ->
171 let metasenv,tac = disambiguate_tactic metasenv tac in
172 metasenv,GrafiteAst.Try (loc,tac)
173 | GrafiteAst.First (loc,tacl) ->
176 (fun tac (metasenv,tacl) ->
177 let metasenv,tac = disambiguate_tactic metasenv tac in
181 metasenv,GrafiteAst.First (loc,tacl)
182 | GrafiteAst.Seq (loc,tacl) ->
185 (fun tac (metasenv,tacl) ->
186 let metasenv,tac = disambiguate_tactic metasenv tac in
190 metasenv,GrafiteAst.Seq (loc,tacl)
191 | GrafiteAst.Repeat (loc,tac) ->
192 let metasenv,tac = disambiguate_tactic metasenv tac in
193 metasenv,GrafiteAst.Repeat (loc,tac)
194 | GrafiteAst.Do (loc,n,tac) ->
195 let metasenv,tac = disambiguate_tactic metasenv tac in
196 metasenv,GrafiteAst.Do (loc,n,tac)
197 | GrafiteAst.Then (loc,tac,tacl) ->
198 let metasenv,tac = disambiguate_tactic metasenv tac in
201 (fun tac (metasenv,tacl) ->
202 let metasenv,tac = disambiguate_tactic metasenv tac in
206 metasenv,GrafiteAst.Then (loc,tac,tacl)
207 (* First order tactics *)
208 | GrafiteAst.Absurd (loc, term) ->
209 let metasenv,cic = disambiguate_term context metasenv term in
210 metasenv,GrafiteAst.Absurd (loc, cic)
211 | GrafiteAst.Apply (loc, term) ->
212 let metasenv,cic = disambiguate_term context metasenv term in
213 metasenv,GrafiteAst.Apply (loc, cic)
214 | GrafiteAst.ApplyRule (loc, term) ->
215 let metasenv,cic = disambiguate_term_hint context metasenv term in
216 metasenv,GrafiteAst.ApplyRule (loc, cic)
217 | GrafiteAst.ApplyP (loc, term) ->
218 let metasenv,cic = disambiguate_term context metasenv term in
219 metasenv,GrafiteAst.ApplyP (loc, cic)
220 | GrafiteAst.ApplyS (loc, term, params) ->
221 let metasenv, params = disambiguate_auto_params metasenv params in
222 let metasenv,cic = disambiguate_term context metasenv term in
223 metasenv,GrafiteAst.ApplyS (loc, cic, params)
224 | GrafiteAst.Assumption loc ->
225 metasenv,GrafiteAst.Assumption loc
226 | GrafiteAst.AutoBatch (loc,params) ->
227 let metasenv, params = disambiguate_auto_params metasenv params in
228 metasenv,GrafiteAst.AutoBatch (loc,params)
229 | GrafiteAst.Cases (loc, what, pattern, idents) ->
230 let metasenv,what = disambiguate_term context metasenv what in
231 let pattern = disambiguate_pattern pattern in
232 metasenv,GrafiteAst.Cases (loc, what, pattern, idents)
233 | GrafiteAst.Change (loc, pattern, with_what) ->
234 let with_what = disambiguate_lazy_term with_what in
235 let pattern = disambiguate_pattern pattern in
236 metasenv,GrafiteAst.Change (loc, pattern, with_what)
237 | GrafiteAst.Clear (loc,id) ->
238 metasenv,GrafiteAst.Clear (loc,id)
239 | GrafiteAst.ClearBody (loc,id) ->
240 metasenv,GrafiteAst.ClearBody (loc,id)
241 | GrafiteAst.Compose (loc, t1, t2, times, spec) ->
242 let metasenv,t1 = disambiguate_term context metasenv t1 in
245 | None -> metasenv, None
247 let m, t2 = disambiguate_term context metasenv t2 in
250 metasenv, GrafiteAst.Compose (loc, t1, t2, times, spec)
251 | GrafiteAst.Constructor (loc,n) ->
252 metasenv,GrafiteAst.Constructor (loc,n)
253 | GrafiteAst.Contradiction loc ->
254 metasenv,GrafiteAst.Contradiction loc
255 | GrafiteAst.Cut (loc, ident, term) ->
256 let metasenv,cic = disambiguate_term context metasenv term in
257 metasenv,GrafiteAst.Cut (loc, ident, cic)
258 | GrafiteAst.Decompose (loc, names) ->
259 metasenv,GrafiteAst.Decompose (loc, names)
260 | GrafiteAst.Demodulate (loc, params) ->
261 let metasenv, params = disambiguate_auto_params metasenv params in
262 metasenv,GrafiteAst.Demodulate (loc, params)
263 | GrafiteAst.Destruct (loc, Some terms) ->
264 let map term (metasenv, terms) =
265 let metasenv, term = disambiguate_term context metasenv term in
266 metasenv, term :: terms
268 let metasenv, terms = List.fold_right map terms (metasenv, []) in
269 metasenv, GrafiteAst.Destruct(loc, Some terms)
270 | GrafiteAst.Destruct (loc, None) ->
271 metasenv,GrafiteAst.Destruct(loc,None)
272 | GrafiteAst.Exact (loc, term) ->
273 let metasenv,cic = disambiguate_term context metasenv term in
274 metasenv,GrafiteAst.Exact (loc, cic)
275 | GrafiteAst.Elim (loc, what, Some using, pattern, specs) ->
276 let metasenv,what = disambiguate_term context metasenv what in
277 let metasenv,using = disambiguate_term context metasenv using in
278 let pattern = disambiguate_pattern pattern in
279 metasenv,GrafiteAst.Elim (loc, what, Some using, pattern, specs)
280 | GrafiteAst.Elim (loc, what, None, pattern, specs) ->
281 let metasenv,what = disambiguate_term context metasenv what in
282 let pattern = disambiguate_pattern pattern in
283 metasenv,GrafiteAst.Elim (loc, what, None, pattern, specs)
284 | GrafiteAst.ElimType (loc, what, Some using, specs) ->
285 let metasenv,what = disambiguate_term context metasenv what in
286 let metasenv,using = disambiguate_term context metasenv using in
287 metasenv,GrafiteAst.ElimType (loc, what, Some using, specs)
288 | GrafiteAst.ElimType (loc, what, None, specs) ->
289 let metasenv,what = disambiguate_term context metasenv what in
290 metasenv,GrafiteAst.ElimType (loc, what, None, specs)
291 | GrafiteAst.Exists loc ->
292 metasenv,GrafiteAst.Exists loc
293 | GrafiteAst.Fail loc ->
294 metasenv,GrafiteAst.Fail loc
295 | GrafiteAst.Fold (loc,red_kind, term, pattern) ->
296 let pattern = disambiguate_pattern pattern in
297 let term = disambiguate_lazy_term term in
298 let red_kind = disambiguate_reduction_kind red_kind in
299 metasenv,GrafiteAst.Fold (loc, red_kind, term, pattern)
300 | GrafiteAst.FwdSimpl (loc, hyp, names) ->
301 metasenv,GrafiteAst.FwdSimpl (loc, hyp, names)
302 | GrafiteAst.Fourier loc ->
303 metasenv,GrafiteAst.Fourier loc
304 | GrafiteAst.Generalize (loc,pattern,ident) ->
305 let pattern = disambiguate_pattern pattern in
306 metasenv,GrafiteAst.Generalize (loc,pattern,ident)
307 | GrafiteAst.IdTac loc ->
308 metasenv,GrafiteAst.IdTac loc
309 | GrafiteAst.Intros (loc, specs) ->
310 metasenv,GrafiteAst.Intros (loc, specs)
311 | GrafiteAst.Inversion (loc, term) ->
312 let metasenv,term = disambiguate_term context metasenv term in
313 metasenv,GrafiteAst.Inversion (loc, term)
314 | GrafiteAst.LApply (loc, linear, depth, to_what, what, ident) ->
315 let f term (metasenv, to_what) =
316 let metasenv, term = disambiguate_term context metasenv term in
317 metasenv, term :: to_what
319 let metasenv, to_what = List.fold_right f to_what (metasenv, []) in
320 let metasenv, what = disambiguate_term context metasenv what in
321 metasenv,GrafiteAst.LApply (loc, linear, depth, to_what, what, ident)
322 | GrafiteAst.Left loc ->
323 metasenv,GrafiteAst.Left loc
324 | GrafiteAst.LetIn (loc, term, name) ->
325 let metasenv,term = disambiguate_term context metasenv term in
326 metasenv,GrafiteAst.LetIn (loc,term,name)
327 | GrafiteAst.Reduce (loc, red_kind, pattern) ->
328 let pattern = disambiguate_pattern pattern in
329 let red_kind = disambiguate_reduction_kind red_kind in
330 metasenv,GrafiteAst.Reduce(loc, red_kind, pattern)
331 | GrafiteAst.Reflexivity loc ->
332 metasenv,GrafiteAst.Reflexivity loc
333 | GrafiteAst.Replace (loc, pattern, with_what) ->
334 let pattern = disambiguate_pattern pattern in
335 let with_what = disambiguate_lazy_term with_what in
336 metasenv,GrafiteAst.Replace (loc, pattern, with_what)
337 | GrafiteAst.Rewrite (loc, dir, t, pattern, names) ->
338 let metasenv,term = disambiguate_term context metasenv t in
339 let pattern = disambiguate_pattern pattern in
340 metasenv,GrafiteAst.Rewrite (loc, dir, term, pattern, names)
341 | GrafiteAst.Right loc ->
342 metasenv,GrafiteAst.Right loc
343 | GrafiteAst.Ring loc ->
344 metasenv,GrafiteAst.Ring loc
345 | GrafiteAst.Split loc ->
346 metasenv,GrafiteAst.Split loc
347 | GrafiteAst.Symmetry loc ->
348 metasenv,GrafiteAst.Symmetry loc
349 | GrafiteAst.Transitivity (loc, term) ->
350 let metasenv,cic = disambiguate_term context metasenv term in
351 metasenv,GrafiteAst.Transitivity (loc, cic)
353 | GrafiteAst.Assume (loc, id, term) ->
354 let metasenv,cic = disambiguate_term context metasenv term in
355 metasenv,GrafiteAst.Assume (loc, id, cic)
356 | GrafiteAst.Suppose (loc, term, id, term') ->
357 let metasenv,cic = disambiguate_term context metasenv term in
360 None -> metasenv,None
362 let metasenv,t = disambiguate_term context metasenv t in
364 metasenv,GrafiteAst.Suppose (loc, cic, id, cic')
365 | GrafiteAst.Bydone (loc,just) ->
367 disambiguate_just disambiguate_term context metasenv just
369 metasenv,GrafiteAst.Bydone (loc, just)
370 | GrafiteAst.We_need_to_prove (loc,term,id,term') ->
371 let metasenv,cic = disambiguate_term context metasenv term in
374 None -> metasenv,None
376 let metasenv,t = disambiguate_term context metasenv t in
378 metasenv,GrafiteAst.We_need_to_prove (loc,cic,id,cic')
379 | GrafiteAst.By_just_we_proved (loc,just,term',id,term'') ->
381 disambiguate_just disambiguate_term context metasenv just in
382 let metasenv,cic' = disambiguate_term context metasenv term' in
385 None -> metasenv,None
387 let metasenv,t = disambiguate_term context metasenv t in
389 metasenv,GrafiteAst.By_just_we_proved (loc,just,cic',id,cic'')
390 | GrafiteAst.We_proceed_by_cases_on (loc, term, term') ->
391 let metasenv,cic = disambiguate_term context metasenv term in
392 let metasenv,cic' = disambiguate_term context metasenv term' in
393 metasenv,GrafiteAst.We_proceed_by_cases_on (loc, cic, cic')
394 | GrafiteAst.We_proceed_by_induction_on (loc, term, term') ->
395 let metasenv,cic = disambiguate_term context metasenv term in
396 let metasenv,cic' = disambiguate_term context metasenv term' in
397 metasenv,GrafiteAst.We_proceed_by_induction_on (loc, cic, cic')
398 | GrafiteAst.Byinduction (loc, term, id) ->
399 let metasenv,cic = disambiguate_term context metasenv term in
400 metasenv,GrafiteAst.Byinduction(loc, cic, id)
401 | GrafiteAst.Thesisbecomes (loc, term) ->
402 let metasenv,cic = disambiguate_term context metasenv term in
403 metasenv,GrafiteAst.Thesisbecomes (loc, cic)
404 | GrafiteAst.ExistsElim (loc, just, id1, term1, id2, term2) ->
406 disambiguate_just disambiguate_term context metasenv just in
407 let metasenv,cic' = disambiguate_term context metasenv term1 in
408 let cic''= disambiguate_lazy_term term2 in
409 metasenv,GrafiteAst.ExistsElim(loc, just, id1, cic', id2, cic'')
410 | GrafiteAst.AndElim (loc, just, id, term1, id1, term2) ->
412 disambiguate_just disambiguate_term context metasenv just in
413 let metasenv,cic'= disambiguate_term context metasenv term1 in
414 let metasenv,cic''= disambiguate_term context metasenv term2 in
415 metasenv,GrafiteAst.AndElim(loc, just, id, cic', id1, cic'')
416 | GrafiteAst.Case (loc, id, params) ->
417 let metasenv,params' =
419 (fun (id,term) (metasenv,params) ->
420 let metasenv,cic = disambiguate_term context metasenv term in
421 metasenv,(id,cic)::params
422 ) params (metasenv,[])
424 metasenv,GrafiteAst.Case(loc, id, params')
425 | GrafiteAst.RewritingStep (loc, term1, term2, term3, cont) ->
428 None -> metasenv,None
430 let metasenv,t = disambiguate_term context metasenv t in
431 metasenv,Some (start,t) in
432 let metasenv,cic'= disambiguate_term context metasenv term2 in
436 let metasenv,term = disambiguate_term context metasenv term in
437 metasenv, `SolveWith term
439 let metasenv, params = disambiguate_auto_params metasenv params in
440 metasenv,`Auto params
442 let metasenv,t = disambiguate_term context metasenv t in
444 | `Proof as t -> metasenv,t in
445 metasenv,GrafiteAst.RewritingStep (loc, cic, cic', cic'', cont)
448 let disambiguate_obj lexicon_status ?baseuri metasenv (text,prefix_len,obj) =
451 | CicNotationPt.Inductive (_,(name,_,_,_)::_)
452 | CicNotationPt.Record (_,name,_,_) ->
455 Some (UriManager.uri_of_string (baseuri ^ "/" ^ name ^ ".ind"))
456 | None -> raise BaseUriNotSetYet)
457 | CicNotationPt.Inductive _ -> assert false
458 | CicNotationPt.Theorem _ -> None in
459 let (diff, metasenv, _, cic, _) =
461 (GrafiteDisambiguator.disambiguate_obj ~dbd:(LibraryDb.instance ())
462 ~aliases:lexicon_status.LexiconEngine.aliases
463 ~universe:(Some lexicon_status.LexiconEngine.multi_aliases) ~uri
464 (text,prefix_len,obj)) in
465 let lexicon_status = LexiconEngine.set_proof_aliases lexicon_status diff in
466 lexicon_status, metasenv, cic
468 let disambiguate_command lexicon_status ?baseuri metasenv (text,prefix_len,cmd)=
470 | GrafiteAst.Index(loc,key,uri) ->
471 let lexicon_status_ref = ref lexicon_status in
472 let disambiguate_term =
473 disambiguate_term None text prefix_len lexicon_status_ref [] in
474 let disambiguate_term_option metasenv =
476 None -> metasenv,None
478 let metasenv,t = disambiguate_term metasenv t in
481 let metasenv,key = disambiguate_term_option metasenv key in
482 !lexicon_status_ref, metasenv,GrafiteAst.Index(loc,key,uri)
483 | GrafiteAst.Coercion (loc,t,b,a,s) ->
484 let lexicon_status_ref = ref lexicon_status in
485 let disambiguate_term =
486 disambiguate_term None text prefix_len lexicon_status_ref [] in
487 let metasenv,t = disambiguate_term metasenv t in
488 !lexicon_status_ref, metasenv, GrafiteAst.Coercion (loc,t,b,a,s)
489 | GrafiteAst.Default _
491 | GrafiteAst.Include _
494 | GrafiteAst.Set _ as cmd ->
495 lexicon_status,metasenv,cmd
496 | GrafiteAst.Obj (loc,obj) ->
497 let lexicon_status,metasenv,obj =
498 disambiguate_obj lexicon_status ?baseuri metasenv (text,prefix_len,obj)in
499 lexicon_status, metasenv, GrafiteAst.Obj (loc,obj)
500 | GrafiteAst.Relation (loc,id,a,aeq,refl,sym,trans) ->
501 let lexicon_status_ref = ref lexicon_status in
502 let disambiguate_term =
503 disambiguate_term None text prefix_len lexicon_status_ref [] in
504 let disambiguate_term_option metasenv =
506 None -> metasenv,None
508 let metasenv,t = disambiguate_term metasenv t in
511 let metasenv,a = disambiguate_term metasenv a in
512 let metasenv,aeq = disambiguate_term metasenv aeq in
513 let metasenv,refl = disambiguate_term_option metasenv refl in
514 let metasenv,sym = disambiguate_term_option metasenv sym in
515 let metasenv,trans = disambiguate_term_option metasenv trans in
516 !lexicon_status_ref, metasenv,
517 GrafiteAst.Relation (loc,id,a,aeq,refl,sym,trans)
519 let disambiguate_macro
520 lexicon_status_ref metasenv context (text,prefix_len, macro)
522 let disambiguate_term = disambiguate_term None text prefix_len lexicon_status_ref in
523 let disambiguate_reduction_kind =
524 disambiguate_reduction_kind text prefix_len lexicon_status_ref in
526 | GrafiteAst.WMatch (loc,term) ->
527 let metasenv,term = disambiguate_term context metasenv term in
528 metasenv,GrafiteAst.WMatch (loc,term)
529 | GrafiteAst.WInstance (loc,term) ->
530 let metasenv,term = disambiguate_term context metasenv term in
531 metasenv,GrafiteAst.WInstance (loc,term)
532 | GrafiteAst.WElim (loc,term) ->
533 let metasenv,term = disambiguate_term context metasenv term in
534 metasenv,GrafiteAst.WElim (loc,term)
535 | GrafiteAst.WHint (loc,term) ->
536 let metasenv,term = disambiguate_term context metasenv term in
537 metasenv,GrafiteAst.WHint (loc,term)
538 | GrafiteAst.Check (loc,term) ->
539 let metasenv,term = disambiguate_term context metasenv term in
540 metasenv,GrafiteAst.Check (loc,term)
541 | GrafiteAst.Eval (loc,kind,term) ->
542 let metasenv, term = disambiguate_term context metasenv term in
543 let kind = disambiguate_reduction_kind kind in
544 metasenv,GrafiteAst.Eval (loc,kind,term)
545 | GrafiteAst.AutoInteractive (loc, params) ->
546 let metasenv, params =
547 disambiguate_auto_params disambiguate_term metasenv context params in
548 metasenv, GrafiteAst.AutoInteractive (loc, params)
550 | GrafiteAst.WLocate _
551 | GrafiteAst.Inline _ as macro ->