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 term =
50 let lexicon_status = !lexicon_status_ref in
51 let (diff, metasenv, cic, _) =
53 (GrafiteDisambiguator.disambiguate_term ~dbd:(LibraryDb.instance ())
54 ~aliases:lexicon_status.LexiconEngine.aliases
55 ?goal ~universe:(Some lexicon_status.LexiconEngine.multi_aliases)
56 ~context ~metasenv (text,prefix_len,term))
58 let lexicon_status = LexiconEngine.set_proof_aliases lexicon_status diff in
59 lexicon_status_ref := lexicon_status;
63 (** disambiguate_lazy_term (circa): term -> (unit -> status) * lazy_term
64 * rationale: lazy_term will be invoked in different context to obtain a term,
65 * each invocation will disambiguate the term and can add aliases. Once all
66 * disambiguations have been performed, the first returned function can be
67 * used to obtain the resulting aliases *)
68 let disambiguate_lazy_term goal text prefix_len lexicon_status_ref term =
69 (fun context metasenv ugraph ->
70 let lexicon_status = !lexicon_status_ref in
71 let (diff, metasenv, cic, ugraph) =
73 (GrafiteDisambiguator.disambiguate_term ~dbd:(LibraryDb.instance ())
74 ~initial_ugraph:ugraph ~aliases:lexicon_status.LexiconEngine.aliases
75 ~universe:(Some lexicon_status.LexiconEngine.multi_aliases)
76 ~context ~metasenv ?goal
77 (text,prefix_len,term)) in
78 let lexicon_status = LexiconEngine.set_proof_aliases lexicon_status diff in
79 lexicon_status_ref := lexicon_status;
80 cic, metasenv, ugraph)
83 let disambiguate_pattern
84 text prefix_len lexicon_status_ref (wanted, hyp_paths, goal_path)
86 let interp path = Disambiguate.interpretate_path [] path in
87 let goal_path = HExtlib.map_option interp goal_path in
88 let hyp_paths = List.map (fun (name, path) -> name, interp path) hyp_paths in
94 disambiguate_lazy_term None text prefix_len lexicon_status_ref wanted
98 (wanted, hyp_paths, goal_path)
101 let disambiguate_reduction_kind text prefix_len lexicon_status_ref = function
102 | `Unfold (Some t) ->
104 disambiguate_lazy_term None text prefix_len lexicon_status_ref t in
109 | `Whd as kind -> kind
112 let disambiguate_auto_params
113 disambiguate_term metasenv context (terms, params)
115 let metasenv, terms =
117 (fun t (metasenv, terms) ->
118 let metasenv,t = disambiguate_term context metasenv t in
119 metasenv,t::terms) terms (metasenv, [])
121 metasenv, (terms, params)
124 let disambiguate_just disambiguate_term context metasenv =
127 let metasenv,t = disambiguate_term context metasenv t in
130 let metasenv,params = disambiguate_auto_params disambiguate_term metasenv
133 metasenv, `Auto params
136 let rec disambiguate_tactic
137 lexicon_status_ref context metasenv goal (text,prefix_len,tactic)
139 let disambiguate_term_hint =
140 disambiguate_term goal text prefix_len lexicon_status_ref in
141 let disambiguate_term =
142 disambiguate_term None text prefix_len lexicon_status_ref in
143 let disambiguate_pattern =
144 disambiguate_pattern text prefix_len lexicon_status_ref in
145 let disambiguate_reduction_kind =
146 disambiguate_reduction_kind text prefix_len lexicon_status_ref in
147 let disambiguate_lazy_term =
148 disambiguate_lazy_term None text prefix_len lexicon_status_ref in
149 let disambiguate_tactic metasenv tac =
150 disambiguate_tactic lexicon_status_ref context metasenv goal (text,prefix_len,tac)
152 let disambiguate_auto_params m p =
153 disambiguate_auto_params disambiguate_term m context p
156 (* Higher order tactics *)
157 | GrafiteAst.Progress (loc,tac) ->
158 let metasenv,tac = disambiguate_tactic metasenv tac in
159 metasenv,GrafiteAst.Progress (loc,tac)
160 | GrafiteAst.Solve (loc,tacl) ->
163 (fun tac (metasenv,tacl) ->
164 let metasenv,tac = disambiguate_tactic metasenv tac in
168 metasenv,GrafiteAst.Solve (loc,tacl)
169 | GrafiteAst.Try (loc,tac) ->
170 let metasenv,tac = disambiguate_tactic metasenv tac in
171 metasenv,GrafiteAst.Try (loc,tac)
172 | GrafiteAst.First (loc,tacl) ->
175 (fun tac (metasenv,tacl) ->
176 let metasenv,tac = disambiguate_tactic metasenv tac in
180 metasenv,GrafiteAst.First (loc,tacl)
181 | GrafiteAst.Seq (loc,tacl) ->
184 (fun tac (metasenv,tacl) ->
185 let metasenv,tac = disambiguate_tactic metasenv tac in
189 metasenv,GrafiteAst.Seq (loc,tacl)
190 | GrafiteAst.Repeat (loc,tac) ->
191 let metasenv,tac = disambiguate_tactic metasenv tac in
192 metasenv,GrafiteAst.Repeat (loc,tac)
193 | GrafiteAst.Do (loc,n,tac) ->
194 let metasenv,tac = disambiguate_tactic metasenv tac in
195 metasenv,GrafiteAst.Do (loc,n,tac)
196 | GrafiteAst.Then (loc,tac,tacl) ->
197 let metasenv,tac = disambiguate_tactic metasenv tac in
200 (fun tac (metasenv,tacl) ->
201 let metasenv,tac = disambiguate_tactic metasenv tac in
205 metasenv,GrafiteAst.Then (loc,tac,tacl)
206 (* First order tactics *)
207 | GrafiteAst.Absurd (loc, term) ->
208 let metasenv,cic = disambiguate_term context metasenv term in
209 metasenv,GrafiteAst.Absurd (loc, cic)
210 | GrafiteAst.Apply (loc, term) ->
211 let metasenv,cic = disambiguate_term context metasenv term in
212 metasenv,GrafiteAst.Apply (loc, cic)
213 | GrafiteAst.ApplyRule (loc, term) ->
214 let metasenv,cic = disambiguate_term_hint context metasenv term in
215 metasenv,GrafiteAst.ApplyRule (loc, cic)
216 | GrafiteAst.ApplyP (loc, term) ->
217 let metasenv,cic = disambiguate_term context metasenv term in
218 metasenv,GrafiteAst.ApplyP (loc, cic)
219 | GrafiteAst.ApplyS (loc, term, params) ->
220 let metasenv, params = disambiguate_auto_params metasenv params in
221 let metasenv,cic = disambiguate_term context metasenv term in
222 metasenv,GrafiteAst.ApplyS (loc, cic, params)
223 | GrafiteAst.Assumption loc ->
224 metasenv,GrafiteAst.Assumption loc
225 | GrafiteAst.AutoBatch (loc,params) ->
226 let metasenv, params = disambiguate_auto_params metasenv params in
227 metasenv,GrafiteAst.AutoBatch (loc,params)
228 | GrafiteAst.Cases (loc, what, pattern, idents) ->
229 let metasenv,what = disambiguate_term context metasenv what in
230 let pattern = disambiguate_pattern pattern in
231 metasenv,GrafiteAst.Cases (loc, what, pattern, idents)
232 | GrafiteAst.Change (loc, pattern, with_what) ->
233 let with_what = disambiguate_lazy_term with_what in
234 let pattern = disambiguate_pattern pattern in
235 metasenv,GrafiteAst.Change (loc, pattern, with_what)
236 | GrafiteAst.Clear (loc,id) ->
237 metasenv,GrafiteAst.Clear (loc,id)
238 | GrafiteAst.ClearBody (loc,id) ->
239 metasenv,GrafiteAst.ClearBody (loc,id)
240 | GrafiteAst.Compose (loc, t1, t2, times, spec) ->
241 let metasenv,t1 = disambiguate_term context metasenv t1 in
244 | None -> metasenv, None
246 let m, t2 = disambiguate_term context metasenv t2 in
249 metasenv, GrafiteAst.Compose (loc, t1, t2, times, spec)
250 | GrafiteAst.Constructor (loc,n) ->
251 metasenv,GrafiteAst.Constructor (loc,n)
252 | GrafiteAst.Contradiction loc ->
253 metasenv,GrafiteAst.Contradiction loc
254 | GrafiteAst.Cut (loc, ident, term) ->
255 let metasenv,cic = disambiguate_term context metasenv term in
256 metasenv,GrafiteAst.Cut (loc, ident, cic)
257 | GrafiteAst.Decompose (loc, names) ->
258 metasenv,GrafiteAst.Decompose (loc, names)
259 | GrafiteAst.Demodulate (loc, params) ->
260 let metasenv, params = disambiguate_auto_params metasenv params in
261 metasenv,GrafiteAst.Demodulate (loc, params)
262 | GrafiteAst.Destruct (loc, Some terms) ->
263 let map term (metasenv, terms) =
264 let metasenv, term = disambiguate_term context metasenv term in
265 metasenv, term :: terms
267 let metasenv, terms = List.fold_right map terms (metasenv, []) in
268 metasenv, GrafiteAst.Destruct(loc, Some terms)
269 | GrafiteAst.Destruct (loc, None) ->
270 metasenv,GrafiteAst.Destruct(loc,None)
271 | GrafiteAst.Exact (loc, term) ->
272 let metasenv,cic = disambiguate_term context metasenv term in
273 metasenv,GrafiteAst.Exact (loc, cic)
274 | GrafiteAst.Elim (loc, what, Some using, pattern, specs) ->
275 let metasenv,what = disambiguate_term context metasenv what in
276 let metasenv,using = disambiguate_term context metasenv using in
277 let pattern = disambiguate_pattern pattern in
278 metasenv,GrafiteAst.Elim (loc, what, Some using, pattern, specs)
279 | GrafiteAst.Elim (loc, what, None, pattern, specs) ->
280 let metasenv,what = disambiguate_term context metasenv what in
281 let pattern = disambiguate_pattern pattern in
282 metasenv,GrafiteAst.Elim (loc, what, None, pattern, specs)
283 | GrafiteAst.ElimType (loc, what, Some using, specs) ->
284 let metasenv,what = disambiguate_term context metasenv what in
285 let metasenv,using = disambiguate_term context metasenv using in
286 metasenv,GrafiteAst.ElimType (loc, what, Some using, specs)
287 | GrafiteAst.ElimType (loc, what, None, specs) ->
288 let metasenv,what = disambiguate_term context metasenv what in
289 metasenv,GrafiteAst.ElimType (loc, what, None, specs)
290 | GrafiteAst.Exists loc ->
291 metasenv,GrafiteAst.Exists loc
292 | GrafiteAst.Fail loc ->
293 metasenv,GrafiteAst.Fail loc
294 | GrafiteAst.Fold (loc,red_kind, term, pattern) ->
295 let pattern = disambiguate_pattern pattern in
296 let term = disambiguate_lazy_term term in
297 let red_kind = disambiguate_reduction_kind red_kind in
298 metasenv,GrafiteAst.Fold (loc, red_kind, term, pattern)
299 | GrafiteAst.FwdSimpl (loc, hyp, names) ->
300 metasenv,GrafiteAst.FwdSimpl (loc, hyp, names)
301 | GrafiteAst.Fourier loc ->
302 metasenv,GrafiteAst.Fourier loc
303 | GrafiteAst.Generalize (loc,pattern,ident) ->
304 let pattern = disambiguate_pattern pattern in
305 metasenv,GrafiteAst.Generalize (loc,pattern,ident)
306 | GrafiteAst.IdTac loc ->
307 metasenv,GrafiteAst.IdTac loc
308 | GrafiteAst.Intros (loc, specs) ->
309 metasenv,GrafiteAst.Intros (loc, specs)
310 | GrafiteAst.Inversion (loc, term) ->
311 let metasenv,term = disambiguate_term context metasenv term in
312 metasenv,GrafiteAst.Inversion (loc, term)
313 | GrafiteAst.LApply (loc, linear, depth, to_what, what, ident) ->
314 let f term (metasenv, to_what) =
315 let metasenv, term = disambiguate_term context metasenv term in
316 metasenv, term :: to_what
318 let metasenv, to_what = List.fold_right f to_what (metasenv, []) in
319 let metasenv, what = disambiguate_term context metasenv what in
320 metasenv,GrafiteAst.LApply (loc, linear, depth, to_what, what, ident)
321 | GrafiteAst.Left loc ->
322 metasenv,GrafiteAst.Left loc
323 | GrafiteAst.LetIn (loc, term, name) ->
324 let metasenv,term = disambiguate_term context metasenv term in
325 metasenv,GrafiteAst.LetIn (loc,term,name)
326 | GrafiteAst.Reduce (loc, red_kind, pattern) ->
327 let pattern = disambiguate_pattern pattern in
328 let red_kind = disambiguate_reduction_kind red_kind in
329 metasenv,GrafiteAst.Reduce(loc, red_kind, pattern)
330 | GrafiteAst.Reflexivity loc ->
331 metasenv,GrafiteAst.Reflexivity loc
332 | GrafiteAst.Replace (loc, pattern, with_what) ->
333 let pattern = disambiguate_pattern pattern in
334 let with_what = disambiguate_lazy_term with_what in
335 metasenv,GrafiteAst.Replace (loc, pattern, with_what)
336 | GrafiteAst.Rewrite (loc, dir, t, pattern, names) ->
337 let metasenv,term = disambiguate_term context metasenv t in
338 let pattern = disambiguate_pattern pattern in
339 metasenv,GrafiteAst.Rewrite (loc, dir, term, pattern, names)
340 | GrafiteAst.Right loc ->
341 metasenv,GrafiteAst.Right loc
342 | GrafiteAst.Ring loc ->
343 metasenv,GrafiteAst.Ring loc
344 | GrafiteAst.Split loc ->
345 metasenv,GrafiteAst.Split loc
346 | GrafiteAst.Symmetry loc ->
347 metasenv,GrafiteAst.Symmetry loc
348 | GrafiteAst.Transitivity (loc, term) ->
349 let metasenv,cic = disambiguate_term context metasenv term in
350 metasenv,GrafiteAst.Transitivity (loc, cic)
352 | GrafiteAst.Assume (loc, id, term) ->
353 let metasenv,cic = disambiguate_term context metasenv term in
354 metasenv,GrafiteAst.Assume (loc, id, cic)
355 | GrafiteAst.Suppose (loc, term, id, term') ->
356 let metasenv,cic = disambiguate_term context metasenv term in
359 None -> metasenv,None
361 let metasenv,t = disambiguate_term context metasenv t in
363 metasenv,GrafiteAst.Suppose (loc, cic, id, cic')
364 | GrafiteAst.Bydone (loc,just) ->
366 disambiguate_just disambiguate_term context metasenv just
368 metasenv,GrafiteAst.Bydone (loc, just)
369 | GrafiteAst.We_need_to_prove (loc,term,id,term') ->
370 let metasenv,cic = disambiguate_term context metasenv term in
373 None -> metasenv,None
375 let metasenv,t = disambiguate_term context metasenv t in
377 metasenv,GrafiteAst.We_need_to_prove (loc,cic,id,cic')
378 | GrafiteAst.By_just_we_proved (loc,just,term',id,term'') ->
380 disambiguate_just disambiguate_term context metasenv just in
381 let metasenv,cic' = disambiguate_term context metasenv term' in
384 None -> metasenv,None
386 let metasenv,t = disambiguate_term context metasenv t in
388 metasenv,GrafiteAst.By_just_we_proved (loc,just,cic',id,cic'')
389 | GrafiteAst.We_proceed_by_cases_on (loc, term, term') ->
390 let metasenv,cic = disambiguate_term context metasenv term in
391 let metasenv,cic' = disambiguate_term context metasenv term' in
392 metasenv,GrafiteAst.We_proceed_by_cases_on (loc, cic, cic')
393 | GrafiteAst.We_proceed_by_induction_on (loc, term, term') ->
394 let metasenv,cic = disambiguate_term context metasenv term in
395 let metasenv,cic' = disambiguate_term context metasenv term' in
396 metasenv,GrafiteAst.We_proceed_by_induction_on (loc, cic, cic')
397 | GrafiteAst.Byinduction (loc, term, id) ->
398 let metasenv,cic = disambiguate_term context metasenv term in
399 metasenv,GrafiteAst.Byinduction(loc, cic, id)
400 | GrafiteAst.Thesisbecomes (loc, term) ->
401 let metasenv,cic = disambiguate_term context metasenv term in
402 metasenv,GrafiteAst.Thesisbecomes (loc, cic)
403 | GrafiteAst.ExistsElim (loc, just, id1, term1, id2, term2) ->
405 disambiguate_just disambiguate_term context metasenv just in
406 let metasenv,cic' = disambiguate_term context metasenv term1 in
407 let cic''= disambiguate_lazy_term term2 in
408 metasenv,GrafiteAst.ExistsElim(loc, just, id1, cic', id2, cic'')
409 | GrafiteAst.AndElim (loc, just, id, term1, id1, term2) ->
411 disambiguate_just disambiguate_term context metasenv just in
412 let metasenv,cic'= disambiguate_term context metasenv term1 in
413 let metasenv,cic''= disambiguate_term context metasenv term2 in
414 metasenv,GrafiteAst.AndElim(loc, just, id, cic', id1, cic'')
415 | GrafiteAst.Case (loc, id, params) ->
416 let metasenv,params' =
418 (fun (id,term) (metasenv,params) ->
419 let metasenv,cic = disambiguate_term context metasenv term in
420 metasenv,(id,cic)::params
421 ) params (metasenv,[])
423 metasenv,GrafiteAst.Case(loc, id, params')
424 | GrafiteAst.RewritingStep (loc, term1, term2, term3, cont) ->
427 None -> metasenv,None
429 let metasenv,t = disambiguate_term context metasenv t in
430 metasenv,Some (start,t) in
431 let metasenv,cic'= disambiguate_term context metasenv term2 in
435 let metasenv,term = disambiguate_term context metasenv term in
436 metasenv, `SolveWith term
438 let metasenv, params = disambiguate_auto_params metasenv params in
439 metasenv,`Auto params
441 let metasenv,t = disambiguate_term context metasenv t in
443 | `Proof as t -> metasenv,t in
444 metasenv,GrafiteAst.RewritingStep (loc, cic, cic', cic'', cont)
447 let disambiguate_obj lexicon_status ?baseuri metasenv (text,prefix_len,obj) =
450 | CicNotationPt.Inductive (_,(name,_,_,_)::_)
451 | CicNotationPt.Record (_,name,_,_) ->
454 Some (UriManager.uri_of_string (baseuri ^ "/" ^ name ^ ".ind"))
455 | None -> raise BaseUriNotSetYet)
456 | CicNotationPt.Inductive _ -> assert false
457 | CicNotationPt.Theorem _ -> None in
458 let (diff, metasenv, cic, _) =
460 (GrafiteDisambiguator.disambiguate_obj ~dbd:(LibraryDb.instance ())
461 ~aliases:lexicon_status.LexiconEngine.aliases
462 ~universe:(Some lexicon_status.LexiconEngine.multi_aliases) ~uri
463 (text,prefix_len,obj)) in
464 let lexicon_status = LexiconEngine.set_proof_aliases lexicon_status diff in
465 lexicon_status, metasenv, cic
467 let disambiguate_command lexicon_status ?baseuri metasenv (text,prefix_len,cmd)=
469 | GrafiteAst.Index(loc,key,uri) ->
470 let lexicon_status_ref = ref lexicon_status in
471 let disambiguate_term =
472 disambiguate_term None text prefix_len lexicon_status_ref [] in
473 let disambiguate_term_option metasenv =
475 None -> metasenv,None
477 let metasenv,t = disambiguate_term metasenv t in
480 let metasenv,key = disambiguate_term_option metasenv key in
481 !lexicon_status_ref, metasenv,GrafiteAst.Index(loc,key,uri)
482 | GrafiteAst.Coercion (loc,t,b,a,s) ->
483 let lexicon_status_ref = ref lexicon_status in
484 let disambiguate_term =
485 disambiguate_term None text prefix_len lexicon_status_ref [] in
486 let metasenv,t = disambiguate_term metasenv t in
487 !lexicon_status_ref, metasenv, GrafiteAst.Coercion (loc,t,b,a,s)
488 | GrafiteAst.Default _
490 | GrafiteAst.Include _
493 | GrafiteAst.Set _ as cmd ->
494 lexicon_status,metasenv,cmd
495 | GrafiteAst.Obj (loc,obj) ->
496 let lexicon_status,metasenv,obj =
497 disambiguate_obj lexicon_status ?baseuri metasenv (text,prefix_len,obj)in
498 lexicon_status, metasenv, GrafiteAst.Obj (loc,obj)
499 | GrafiteAst.Relation (loc,id,a,aeq,refl,sym,trans) ->
500 let lexicon_status_ref = ref lexicon_status in
501 let disambiguate_term =
502 disambiguate_term None text prefix_len lexicon_status_ref [] in
503 let disambiguate_term_option metasenv =
505 None -> metasenv,None
507 let metasenv,t = disambiguate_term metasenv t in
510 let metasenv,a = disambiguate_term metasenv a in
511 let metasenv,aeq = disambiguate_term metasenv aeq in
512 let metasenv,refl = disambiguate_term_option metasenv refl in
513 let metasenv,sym = disambiguate_term_option metasenv sym in
514 let metasenv,trans = disambiguate_term_option metasenv trans in
515 !lexicon_status_ref, metasenv,
516 GrafiteAst.Relation (loc,id,a,aeq,refl,sym,trans)
518 let disambiguate_macro
519 lexicon_status_ref metasenv context (text,prefix_len, macro)
521 let disambiguate_term = disambiguate_term None text prefix_len lexicon_status_ref in
522 let disambiguate_reduction_kind =
523 disambiguate_reduction_kind text prefix_len lexicon_status_ref in
525 | GrafiteAst.WMatch (loc,term) ->
526 let metasenv,term = disambiguate_term context metasenv term in
527 metasenv,GrafiteAst.WMatch (loc,term)
528 | GrafiteAst.WInstance (loc,term) ->
529 let metasenv,term = disambiguate_term context metasenv term in
530 metasenv,GrafiteAst.WInstance (loc,term)
531 | GrafiteAst.WElim (loc,term) ->
532 let metasenv,term = disambiguate_term context metasenv term in
533 metasenv,GrafiteAst.WElim (loc,term)
534 | GrafiteAst.WHint (loc,term) ->
535 let metasenv,term = disambiguate_term context metasenv term in
536 metasenv,GrafiteAst.WHint (loc,term)
537 | GrafiteAst.Check (loc,term) ->
538 let metasenv,term = disambiguate_term context metasenv term in
539 metasenv,GrafiteAst.Check (loc,term)
540 | GrafiteAst.Eval (loc,kind,term) ->
541 let metasenv, term = disambiguate_term context metasenv term in
542 let kind = disambiguate_reduction_kind kind in
543 metasenv,GrafiteAst.Eval (loc,kind,term)
544 | GrafiteAst.AutoInteractive (loc, params) ->
545 let metasenv, params =
546 disambiguate_auto_params disambiguate_term metasenv context params in
547 metasenv, GrafiteAst.AutoInteractive (loc, params)
549 | GrafiteAst.WLocate _
550 | GrafiteAst.Inline _ as macro ->