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 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 ~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 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)
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 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) ->
103 let t = disambiguate_lazy_term text prefix_len lexicon_status_ref t in
108 | `Whd as kind -> kind
111 let disambiguate_auto_params
112 disambiguate_term metasenv context (terms, params)
114 let metasenv, terms =
116 (fun t (metasenv, terms) ->
117 let metasenv,t = disambiguate_term context metasenv t in
118 metasenv,t::terms) terms (metasenv, [])
120 metasenv, (terms, params)
123 let rec disambiguate_tactic
124 lexicon_status_ref context metasenv (text,prefix_len,tactic)
126 let disambiguate_term =
127 disambiguate_term text prefix_len lexicon_status_ref in
128 let disambiguate_pattern =
129 disambiguate_pattern text prefix_len lexicon_status_ref in
130 let disambiguate_reduction_kind =
131 disambiguate_reduction_kind text prefix_len lexicon_status_ref in
132 let disambiguate_lazy_term =
133 disambiguate_lazy_term text prefix_len lexicon_status_ref in
134 let disambiguate_tactic metasenv tac =
135 disambiguate_tactic lexicon_status_ref context metasenv (text,prefix_len,tac)
137 let disambiguate_auto_params m p =
138 disambiguate_auto_params disambiguate_term m context p
141 (* Higher order tactics *)
142 | GrafiteAst.Progress (loc,tac) ->
143 let metasenv,tac = disambiguate_tactic metasenv tac in
144 metasenv,GrafiteAst.Progress (loc,tac)
145 | GrafiteAst.Solve (loc,tacl) ->
148 (fun tac (metasenv,tacl) ->
149 let metasenv,tac = disambiguate_tactic metasenv tac in
153 metasenv,GrafiteAst.Solve (loc,tacl)
154 | GrafiteAst.Try (loc,tac) ->
155 let metasenv,tac = disambiguate_tactic metasenv tac in
156 metasenv,GrafiteAst.Try (loc,tac)
157 | GrafiteAst.First (loc,tacl) ->
160 (fun tac (metasenv,tacl) ->
161 let metasenv,tac = disambiguate_tactic metasenv tac in
165 metasenv,GrafiteAst.First (loc,tacl)
166 | GrafiteAst.Seq (loc,tacl) ->
169 (fun tac (metasenv,tacl) ->
170 let metasenv,tac = disambiguate_tactic metasenv tac in
174 metasenv,GrafiteAst.Seq (loc,tacl)
175 | GrafiteAst.Repeat (loc,tac) ->
176 let metasenv,tac = disambiguate_tactic metasenv tac in
177 metasenv,GrafiteAst.Repeat (loc,tac)
178 | GrafiteAst.Do (loc,n,tac) ->
179 let metasenv,tac = disambiguate_tactic metasenv tac in
180 metasenv,GrafiteAst.Do (loc,n,tac)
181 | GrafiteAst.Then (loc,tac,tacl) ->
182 let metasenv,tac = disambiguate_tactic metasenv tac in
185 (fun tac (metasenv,tacl) ->
186 let metasenv,tac = disambiguate_tactic metasenv tac in
190 metasenv,GrafiteAst.Then (loc,tac,tacl)
191 (* First order tactics *)
192 | GrafiteAst.Absurd (loc, term) ->
193 let metasenv,cic = disambiguate_term context metasenv term in
194 metasenv,GrafiteAst.Absurd (loc, cic)
195 | GrafiteAst.Apply (loc, term) ->
196 let metasenv,cic = disambiguate_term context metasenv term in
197 metasenv,GrafiteAst.Apply (loc, cic)
198 | GrafiteAst.ApplyS (loc, term, params) ->
199 let metasenv, params = disambiguate_auto_params metasenv params in
200 let metasenv,cic = disambiguate_term context metasenv term in
201 metasenv,GrafiteAst.ApplyS (loc, cic, params)
202 | GrafiteAst.Assumption loc ->
203 metasenv,GrafiteAst.Assumption loc
204 | GrafiteAst.AutoBatch (loc,params) ->
205 let metasenv, params = disambiguate_auto_params metasenv params in
206 metasenv,GrafiteAst.AutoBatch (loc,params)
207 | GrafiteAst.Cases (loc, what, idents) ->
208 let metasenv,what = disambiguate_term context metasenv what in
209 metasenv,GrafiteAst.Cases (loc, what, idents)
210 | GrafiteAst.Change (loc, pattern, with_what) ->
211 let with_what = disambiguate_lazy_term with_what in
212 let pattern = disambiguate_pattern pattern in
213 metasenv,GrafiteAst.Change (loc, pattern, with_what)
214 | GrafiteAst.Clear (loc,id) ->
215 metasenv,GrafiteAst.Clear (loc,id)
216 | GrafiteAst.ClearBody (loc,id) ->
217 metasenv,GrafiteAst.ClearBody (loc,id)
218 | GrafiteAst.Compose (loc, t1, t2, times, spec) ->
219 let metasenv,t1 = disambiguate_term context metasenv t1 in
222 | None -> metasenv, None
224 let m, t2 = disambiguate_term context metasenv t2 in
227 metasenv, GrafiteAst.Compose (loc, t1, t2, times, spec)
228 | GrafiteAst.Constructor (loc,n) ->
229 metasenv,GrafiteAst.Constructor (loc,n)
230 | GrafiteAst.Contradiction loc ->
231 metasenv,GrafiteAst.Contradiction loc
232 | GrafiteAst.Cut (loc, ident, term) ->
233 let metasenv,cic = disambiguate_term context metasenv term in
234 metasenv,GrafiteAst.Cut (loc, ident, cic)
235 | GrafiteAst.Decompose (loc, names) ->
236 metasenv,GrafiteAst.Decompose (loc, names)
237 | GrafiteAst.Demodulate (loc, params) ->
238 let metasenv, params = disambiguate_auto_params metasenv params in
239 metasenv,GrafiteAst.Demodulate (loc, params)
240 | GrafiteAst.Destruct (loc, Some terms) ->
241 let map term (metasenv, terms) =
242 let metasenv, term = disambiguate_term context metasenv term in
243 metasenv, term :: terms
245 let metasenv, terms = List.fold_right map terms (metasenv, []) in
246 metasenv, GrafiteAst.Destruct(loc, Some terms)
247 | GrafiteAst.Destruct (loc, None) ->
248 metasenv,GrafiteAst.Destruct(loc,None)
249 | GrafiteAst.Exact (loc, term) ->
250 let metasenv,cic = disambiguate_term context metasenv term in
251 metasenv,GrafiteAst.Exact (loc, cic)
252 | GrafiteAst.Elim (loc, what, Some using, pattern, specs) ->
253 let metasenv,what = disambiguate_term context metasenv what in
254 let metasenv,using = disambiguate_term context metasenv using in
255 let pattern = disambiguate_pattern pattern in
256 metasenv,GrafiteAst.Elim (loc, what, Some using, pattern, specs)
257 | GrafiteAst.Elim (loc, what, None, pattern, specs) ->
258 let metasenv,what = disambiguate_term context metasenv what in
259 let pattern = disambiguate_pattern pattern in
260 metasenv,GrafiteAst.Elim (loc, what, None, pattern, specs)
261 | GrafiteAst.ElimType (loc, what, Some using, specs) ->
262 let metasenv,what = disambiguate_term context metasenv what in
263 let metasenv,using = disambiguate_term context metasenv using in
264 metasenv,GrafiteAst.ElimType (loc, what, Some using, specs)
265 | GrafiteAst.ElimType (loc, what, None, specs) ->
266 let metasenv,what = disambiguate_term context metasenv what in
267 metasenv,GrafiteAst.ElimType (loc, what, None, specs)
268 | GrafiteAst.Exists loc ->
269 metasenv,GrafiteAst.Exists loc
270 | GrafiteAst.Fail loc ->
271 metasenv,GrafiteAst.Fail loc
272 | GrafiteAst.Fold (loc,red_kind, term, pattern) ->
273 let pattern = disambiguate_pattern pattern in
274 let term = disambiguate_lazy_term term in
275 let red_kind = disambiguate_reduction_kind red_kind in
276 metasenv,GrafiteAst.Fold (loc, red_kind, term, pattern)
277 | GrafiteAst.FwdSimpl (loc, hyp, names) ->
278 metasenv,GrafiteAst.FwdSimpl (loc, hyp, names)
279 | GrafiteAst.Fourier loc ->
280 metasenv,GrafiteAst.Fourier loc
281 | GrafiteAst.Generalize (loc,pattern,ident) ->
282 let pattern = disambiguate_pattern pattern in
283 metasenv,GrafiteAst.Generalize (loc,pattern,ident)
284 | GrafiteAst.IdTac loc ->
285 metasenv,GrafiteAst.IdTac loc
286 | GrafiteAst.Intros (loc, specs) ->
287 metasenv,GrafiteAst.Intros (loc, specs)
288 | GrafiteAst.Inversion (loc, term) ->
289 let metasenv,term = disambiguate_term context metasenv term in
290 metasenv,GrafiteAst.Inversion (loc, term)
291 | GrafiteAst.LApply (loc, linear, depth, to_what, what, ident) ->
292 let f term (metasenv, to_what) =
293 let metasenv, term = disambiguate_term context metasenv term in
294 metasenv, term :: to_what
296 let metasenv, to_what = List.fold_right f to_what (metasenv, []) in
297 let metasenv, what = disambiguate_term context metasenv what in
298 metasenv,GrafiteAst.LApply (loc, linear, depth, to_what, what, ident)
299 | GrafiteAst.Left loc ->
300 metasenv,GrafiteAst.Left loc
301 | GrafiteAst.LetIn (loc, term, name) ->
302 let metasenv,term = disambiguate_term context metasenv term in
303 metasenv,GrafiteAst.LetIn (loc,term,name)
304 | GrafiteAst.Reduce (loc, red_kind, pattern) ->
305 let pattern = disambiguate_pattern pattern in
306 let red_kind = disambiguate_reduction_kind red_kind in
307 metasenv,GrafiteAst.Reduce(loc, red_kind, pattern)
308 | GrafiteAst.Reflexivity loc ->
309 metasenv,GrafiteAst.Reflexivity loc
310 | GrafiteAst.Replace (loc, pattern, with_what) ->
311 let pattern = disambiguate_pattern pattern in
312 let with_what = disambiguate_lazy_term with_what in
313 metasenv,GrafiteAst.Replace (loc, pattern, with_what)
314 | GrafiteAst.Rewrite (loc, dir, t, pattern, names) ->
315 let metasenv,term = disambiguate_term context metasenv t in
316 let pattern = disambiguate_pattern pattern in
317 metasenv,GrafiteAst.Rewrite (loc, dir, term, pattern, names)
318 | GrafiteAst.Right loc ->
319 metasenv,GrafiteAst.Right loc
320 | GrafiteAst.Ring loc ->
321 metasenv,GrafiteAst.Ring loc
322 | GrafiteAst.Split loc ->
323 metasenv,GrafiteAst.Split loc
324 | GrafiteAst.Symmetry loc ->
325 metasenv,GrafiteAst.Symmetry loc
326 | GrafiteAst.Transitivity (loc, term) ->
327 let metasenv,cic = disambiguate_term context metasenv term in
328 metasenv,GrafiteAst.Transitivity (loc, cic)
330 | GrafiteAst.Assume (loc, id, term) ->
331 let metasenv,cic = disambiguate_term context metasenv term in
332 metasenv,GrafiteAst.Assume (loc, id, cic)
333 | GrafiteAst.Suppose (loc, term, id, term') ->
334 let metasenv,cic = disambiguate_term context metasenv term in
337 None -> metasenv,None
339 let metasenv,t = disambiguate_term context metasenv t in
341 metasenv,GrafiteAst.Suppose (loc, cic, id, cic')
342 | GrafiteAst.Bydone (loc,term) ->
345 None -> metasenv,None
347 let metasenv,t = disambiguate_term context metasenv t in
349 metasenv,GrafiteAst.Bydone (loc, cic)
350 | GrafiteAst.We_need_to_prove (loc,term,id,term') ->
351 let metasenv,cic = disambiguate_term context metasenv term in
354 None -> metasenv,None
356 let metasenv,t = disambiguate_term context metasenv t in
358 metasenv,GrafiteAst.We_need_to_prove (loc,cic,id,cic')
359 | GrafiteAst.By_term_we_proved (loc,term,term',id,term'') ->
362 None -> metasenv,None
364 let metasenv,t = disambiguate_term context metasenv t in
366 let metasenv,cic' = disambiguate_term context metasenv term' in
369 None -> metasenv,None
371 let metasenv,t = disambiguate_term context metasenv t in
373 metasenv,GrafiteAst.By_term_we_proved (loc,cic,cic',id,cic'')
374 | GrafiteAst.We_proceed_by_cases_on (loc, term, term') ->
375 let metasenv,cic = disambiguate_term context metasenv term in
376 let metasenv,cic' = disambiguate_term context metasenv term' in
377 metasenv,GrafiteAst.We_proceed_by_cases_on (loc, cic, cic')
378 | GrafiteAst.We_proceed_by_induction_on (loc, term, term') ->
379 let metasenv,cic = disambiguate_term context metasenv term in
380 let metasenv,cic' = disambiguate_term context metasenv term' in
381 metasenv,GrafiteAst.We_proceed_by_induction_on (loc, cic, cic')
382 | GrafiteAst.Byinduction (loc, term, id) ->
383 let metasenv,cic = disambiguate_term context metasenv term in
384 metasenv,GrafiteAst.Byinduction(loc, cic, id)
385 | GrafiteAst.Thesisbecomes (loc, term) ->
386 let metasenv,cic = disambiguate_term context metasenv term in
387 metasenv,GrafiteAst.Thesisbecomes (loc, cic)
388 | GrafiteAst.ExistsElim (loc, term, id1, term1, id2, term2) ->
391 None -> metasenv,None
393 let metasenv,t = disambiguate_term context metasenv t in
395 let metasenv,cic' = disambiguate_term context metasenv term1 in
396 let cic''= disambiguate_lazy_term term2 in
397 metasenv,GrafiteAst.ExistsElim(loc, cic, id1, cic', id2, cic'')
398 | GrafiteAst.AndElim (loc, term, id, term1, id1, term2) ->
399 let metasenv,cic = disambiguate_term context metasenv term in
400 let metasenv,cic'= disambiguate_term context metasenv term1 in
401 let metasenv,cic''= disambiguate_term context metasenv term2 in
402 metasenv,GrafiteAst.AndElim(loc, cic, id, cic', id1, cic'')
403 | GrafiteAst.Case (loc, id, params) ->
404 let metasenv,params' =
406 (fun (id,term) (metasenv,params) ->
407 let metasenv,cic = disambiguate_term context metasenv term in
408 metasenv,(id,cic)::params
409 ) params (metasenv,[])
411 metasenv,GrafiteAst.Case(loc, id, params')
412 | GrafiteAst.RewritingStep (loc, term1, term2, term3, cont) ->
415 None -> metasenv,None
417 let metasenv,t = disambiguate_term context metasenv t in
418 metasenv,Some (start,t) in
419 let metasenv,cic'= disambiguate_term context metasenv term2 in
423 let metasenv,term = disambiguate_term context metasenv term in
424 metasenv, `SolveWith term
426 let metasenv, params = disambiguate_auto_params metasenv params in
427 metasenv,`Auto params
429 let metasenv,t = disambiguate_term context metasenv t in
431 | `Proof as t -> metasenv,t in
432 metasenv,GrafiteAst.RewritingStep (loc, cic, cic', cic'', cont)
435 let disambiguate_obj lexicon_status ?baseuri metasenv (text,prefix_len,obj) =
438 | CicNotationPt.Inductive (_,(name,_,_,_)::_)
439 | CicNotationPt.Record (_,name,_,_) ->
442 Some (UriManager.uri_of_string (baseuri ^ "/" ^ name ^ ".ind"))
443 | None -> raise BaseUriNotSetYet)
444 | CicNotationPt.Inductive _ -> assert false
445 | CicNotationPt.Theorem _ -> None in
446 let (diff, metasenv, cic, _) =
448 (GrafiteDisambiguator.disambiguate_obj ~dbd:(LibraryDb.instance ())
449 ~aliases:lexicon_status.LexiconEngine.aliases
450 ~universe:(Some lexicon_status.LexiconEngine.multi_aliases) ~uri
451 (text,prefix_len,obj)) in
452 let lexicon_status = LexiconEngine.set_proof_aliases lexicon_status diff in
453 lexicon_status, metasenv, cic
455 let disambiguate_command lexicon_status ?baseuri metasenv (text,prefix_len,cmd)=
457 | GrafiteAst.Index(loc,key,uri) ->
458 let lexicon_status_ref = ref lexicon_status in
459 let disambiguate_term =
460 disambiguate_term text prefix_len lexicon_status_ref [] in
461 let disambiguate_term_option metasenv =
463 None -> metasenv,None
465 let metasenv,t = disambiguate_term metasenv t in
468 let metasenv,key = disambiguate_term_option metasenv key in
469 !lexicon_status_ref, metasenv,GrafiteAst.Index(loc,key,uri)
470 | GrafiteAst.Coercion _
471 | GrafiteAst.Default _
473 | GrafiteAst.Include _
476 | GrafiteAst.Set _ as cmd ->
477 lexicon_status,metasenv,cmd
478 | GrafiteAst.Obj (loc,obj) ->
479 let lexicon_status,metasenv,obj =
480 disambiguate_obj lexicon_status ?baseuri metasenv (text,prefix_len,obj)in
481 lexicon_status, metasenv, GrafiteAst.Obj (loc,obj)
482 | GrafiteAst.Relation (loc,id,a,aeq,refl,sym,trans) ->
483 let lexicon_status_ref = ref lexicon_status in
484 let disambiguate_term =
485 disambiguate_term text prefix_len lexicon_status_ref [] in
486 let disambiguate_term_option metasenv =
488 None -> metasenv,None
490 let metasenv,t = disambiguate_term metasenv t in
493 let metasenv,a = disambiguate_term metasenv a in
494 let metasenv,aeq = disambiguate_term metasenv aeq in
495 let metasenv,refl = disambiguate_term_option metasenv refl in
496 let metasenv,sym = disambiguate_term_option metasenv sym in
497 let metasenv,trans = disambiguate_term_option metasenv trans in
498 !lexicon_status_ref, metasenv,
499 GrafiteAst.Relation (loc,id,a,aeq,refl,sym,trans)
501 let disambiguate_macro
502 lexicon_status_ref metasenv context (text,prefix_len, macro)
504 let disambiguate_term = disambiguate_term text prefix_len lexicon_status_ref in
506 | GrafiteAst.WMatch (loc,term) ->
507 let metasenv,term = disambiguate_term context metasenv term in
508 metasenv,GrafiteAst.WMatch (loc,term)
509 | GrafiteAst.WInstance (loc,term) ->
510 let metasenv,term = disambiguate_term context metasenv term in
511 metasenv,GrafiteAst.WInstance (loc,term)
512 | GrafiteAst.WElim (loc,term) ->
513 let metasenv,term = disambiguate_term context metasenv term in
514 metasenv,GrafiteAst.WElim (loc,term)
515 | GrafiteAst.WHint (loc,term) ->
516 let metasenv,term = disambiguate_term context metasenv term in
517 metasenv,GrafiteAst.WHint (loc,term)
518 | GrafiteAst.Check (loc,term) ->
519 let metasenv,term = disambiguate_term context metasenv term in
520 metasenv,GrafiteAst.Check (loc,term)
521 | GrafiteAst.AutoInteractive (loc, params) ->
522 let metasenv, params =
523 disambiguate_auto_params disambiguate_term metasenv context params in
524 metasenv, GrafiteAst.AutoInteractive (loc, params)
526 | GrafiteAst.WLocate _
527 | GrafiteAst.Inline _ as macro ->