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
109 | `Whd as kind -> kind
112 let rec disambiguate_tactic
113 lexicon_status_ref context metasenv (text,prefix_len,tactic)
115 let disambiguate_term =
116 disambiguate_term text prefix_len lexicon_status_ref in
117 let disambiguate_pattern =
118 disambiguate_pattern text prefix_len lexicon_status_ref in
119 let disambiguate_reduction_kind =
120 disambiguate_reduction_kind text prefix_len lexicon_status_ref in
121 let disambiguate_lazy_term =
122 disambiguate_lazy_term text prefix_len lexicon_status_ref in
123 let disambiguate_tactic metasenv tac =
124 disambiguate_tactic lexicon_status_ref context metasenv (text,prefix_len,tac)
127 (* Higher order tactics *)
128 | GrafiteAst.Progress (loc,tac) ->
129 let metasenv,tac = disambiguate_tactic metasenv tac in
130 metasenv,GrafiteAst.Progress (loc,tac)
131 | GrafiteAst.Solve (loc,tacl) ->
134 (fun tac (metasenv,tacl) ->
135 let metasenv,tac = disambiguate_tactic metasenv tac in
139 metasenv,GrafiteAst.Solve (loc,tacl)
140 | GrafiteAst.Try (loc,tac) ->
141 let metasenv,tac = disambiguate_tactic metasenv tac in
142 metasenv,GrafiteAst.Try (loc,tac)
143 | GrafiteAst.First (loc,tacl) ->
146 (fun tac (metasenv,tacl) ->
147 let metasenv,tac = disambiguate_tactic metasenv tac in
151 metasenv,GrafiteAst.First (loc,tacl)
152 | GrafiteAst.Seq (loc,tacl) ->
155 (fun tac (metasenv,tacl) ->
156 let metasenv,tac = disambiguate_tactic metasenv tac in
160 metasenv,GrafiteAst.Seq (loc,tacl)
161 | GrafiteAst.Repeat (loc,tac) ->
162 let metasenv,tac = disambiguate_tactic metasenv tac in
163 metasenv,GrafiteAst.Repeat (loc,tac)
164 | GrafiteAst.Do (loc,n,tac) ->
165 let metasenv,tac = disambiguate_tactic metasenv tac in
166 metasenv,GrafiteAst.Do (loc,n,tac)
167 | GrafiteAst.Then (loc,tac,tacl) ->
168 let metasenv,tac = disambiguate_tactic metasenv tac in
171 (fun tac (metasenv,tacl) ->
172 let metasenv,tac = disambiguate_tactic metasenv tac in
176 metasenv,GrafiteAst.Then (loc,tac,tacl)
177 (* First order tactics *)
178 | GrafiteAst.Absurd (loc, term) ->
179 let metasenv,cic = disambiguate_term context metasenv term in
180 metasenv,GrafiteAst.Absurd (loc, cic)
181 | GrafiteAst.Apply (loc, term) ->
182 let metasenv,cic = disambiguate_term context metasenv term in
183 metasenv,GrafiteAst.Apply (loc, cic)
184 | GrafiteAst.ApplyS (loc, term, params) ->
185 let metasenv,cic = disambiguate_term context metasenv term in
186 metasenv,GrafiteAst.ApplyS (loc, cic, params)
187 | GrafiteAst.Assumption loc ->
188 metasenv,GrafiteAst.Assumption loc
189 | GrafiteAst.AutoBatch (loc,params) ->
190 metasenv,GrafiteAst.AutoBatch (loc,params)
191 | GrafiteAst.Cases (loc, what, idents) ->
192 let metasenv,what = disambiguate_term context metasenv what in
193 metasenv,GrafiteAst.Cases (loc, what, idents)
194 | GrafiteAst.Change (loc, pattern, with_what) ->
195 let with_what = disambiguate_lazy_term with_what in
196 let pattern = disambiguate_pattern pattern in
197 metasenv,GrafiteAst.Change (loc, pattern, with_what)
198 | GrafiteAst.Clear (loc,id) ->
199 metasenv,GrafiteAst.Clear (loc,id)
200 | GrafiteAst.ClearBody (loc,id) ->
201 metasenv,GrafiteAst.ClearBody (loc,id)
202 | GrafiteAst.Compose (loc, t1, t2, times, spec) ->
203 let metasenv,t1 = disambiguate_term context metasenv t1 in
206 | None -> metasenv, None
208 let m, t2 = disambiguate_term context metasenv t2 in
211 metasenv, GrafiteAst.Compose (loc, t1, t2, times, spec)
212 | GrafiteAst.Constructor (loc,n) ->
213 metasenv,GrafiteAst.Constructor (loc,n)
214 | GrafiteAst.Contradiction loc ->
215 metasenv,GrafiteAst.Contradiction loc
216 | GrafiteAst.Cut (loc, ident, term) ->
217 let metasenv,cic = disambiguate_term context metasenv term in
218 metasenv,GrafiteAst.Cut (loc, ident, cic)
219 | GrafiteAst.Decompose (loc, names) ->
220 metasenv,GrafiteAst.Decompose (loc, names)
221 | GrafiteAst.Demodulate loc ->
222 metasenv,GrafiteAst.Demodulate loc
223 | GrafiteAst.Destruct (loc, Some terms) ->
224 let map term (metasenv, terms) =
225 let metasenv, term = disambiguate_term context metasenv term in
226 metasenv, term :: terms
228 let metasenv, terms = List.fold_right map terms (metasenv, []) in
229 metasenv, GrafiteAst.Destruct(loc, Some terms)
230 | GrafiteAst.Destruct (loc, None) ->
231 metasenv,GrafiteAst.Destruct(loc,None)
232 | GrafiteAst.Exact (loc, term) ->
233 let metasenv,cic = disambiguate_term context metasenv term in
234 metasenv,GrafiteAst.Exact (loc, cic)
235 | GrafiteAst.Elim (loc, what, Some using, pattern, specs) ->
236 let metasenv,what = disambiguate_term context metasenv what in
237 let metasenv,using = disambiguate_term context metasenv using in
238 let pattern = disambiguate_pattern pattern in
239 metasenv,GrafiteAst.Elim (loc, what, Some using, pattern, specs)
240 | GrafiteAst.Elim (loc, what, None, pattern, specs) ->
241 let metasenv,what = disambiguate_term context metasenv what in
242 let pattern = disambiguate_pattern pattern in
243 metasenv,GrafiteAst.Elim (loc, what, None, pattern, specs)
244 | GrafiteAst.ElimType (loc, what, Some using, specs) ->
245 let metasenv,what = disambiguate_term context metasenv what in
246 let metasenv,using = disambiguate_term context metasenv using in
247 metasenv,GrafiteAst.ElimType (loc, what, Some using, specs)
248 | GrafiteAst.ElimType (loc, what, None, specs) ->
249 let metasenv,what = disambiguate_term context metasenv what in
250 metasenv,GrafiteAst.ElimType (loc, what, None, specs)
251 | GrafiteAst.Exists loc ->
252 metasenv,GrafiteAst.Exists loc
253 | GrafiteAst.Fail loc ->
254 metasenv,GrafiteAst.Fail loc
255 | GrafiteAst.Fold (loc,red_kind, term, pattern) ->
256 let pattern = disambiguate_pattern pattern in
257 let term = disambiguate_lazy_term term in
258 let red_kind = disambiguate_reduction_kind red_kind in
259 metasenv,GrafiteAst.Fold (loc, red_kind, term, pattern)
260 | GrafiteAst.FwdSimpl (loc, hyp, names) ->
261 metasenv,GrafiteAst.FwdSimpl (loc, hyp, names)
262 | GrafiteAst.Fourier loc ->
263 metasenv,GrafiteAst.Fourier loc
264 | GrafiteAst.Generalize (loc,pattern,ident) ->
265 let pattern = disambiguate_pattern pattern in
266 metasenv,GrafiteAst.Generalize (loc,pattern,ident)
267 | GrafiteAst.IdTac loc ->
268 metasenv,GrafiteAst.IdTac loc
269 | GrafiteAst.Intros (loc, specs) ->
270 metasenv,GrafiteAst.Intros (loc, specs)
271 | GrafiteAst.Inversion (loc, term) ->
272 let metasenv,term = disambiguate_term context metasenv term in
273 metasenv,GrafiteAst.Inversion (loc, term)
274 | GrafiteAst.LApply (loc, linear, depth, to_what, what, ident) ->
275 let f term (metasenv, to_what) =
276 let metasenv, term = disambiguate_term context metasenv term in
277 metasenv, term :: to_what
279 let metasenv, to_what = List.fold_right f to_what (metasenv, []) in
280 let metasenv, what = disambiguate_term context metasenv what in
281 metasenv,GrafiteAst.LApply (loc, linear, depth, to_what, what, ident)
282 | GrafiteAst.Left loc ->
283 metasenv,GrafiteAst.Left loc
284 | GrafiteAst.LetIn (loc, term, name) ->
285 let metasenv,term = disambiguate_term context metasenv term in
286 metasenv,GrafiteAst.LetIn (loc,term,name)
287 | GrafiteAst.Reduce (loc, red_kind, pattern) ->
288 let pattern = disambiguate_pattern pattern in
289 let red_kind = disambiguate_reduction_kind red_kind in
290 metasenv,GrafiteAst.Reduce(loc, red_kind, pattern)
291 | GrafiteAst.Reflexivity loc ->
292 metasenv,GrafiteAst.Reflexivity loc
293 | GrafiteAst.Replace (loc, pattern, with_what) ->
294 let pattern = disambiguate_pattern pattern in
295 let with_what = disambiguate_lazy_term with_what in
296 metasenv,GrafiteAst.Replace (loc, pattern, with_what)
297 | GrafiteAst.Rewrite (loc, dir, t, pattern, names) ->
298 let metasenv,term = disambiguate_term context metasenv t in
299 let pattern = disambiguate_pattern pattern in
300 metasenv,GrafiteAst.Rewrite (loc, dir, term, pattern, names)
301 | GrafiteAst.Right loc ->
302 metasenv,GrafiteAst.Right loc
303 | GrafiteAst.Ring loc ->
304 metasenv,GrafiteAst.Ring loc
305 | GrafiteAst.Split loc ->
306 metasenv,GrafiteAst.Split loc
307 | GrafiteAst.Symmetry loc ->
308 metasenv,GrafiteAst.Symmetry loc
309 | GrafiteAst.Transitivity (loc, term) ->
310 let metasenv,cic = disambiguate_term context metasenv term in
311 metasenv,GrafiteAst.Transitivity (loc, cic)
313 | GrafiteAst.Assume (loc, id, term) ->
314 let metasenv,cic = disambiguate_term context metasenv term in
315 metasenv,GrafiteAst.Assume (loc, id, cic)
316 | GrafiteAst.Suppose (loc, term, id, term') ->
317 let metasenv,cic = disambiguate_term context metasenv term in
320 None -> metasenv,None
322 let metasenv,t = disambiguate_term context metasenv t in
324 metasenv,GrafiteAst.Suppose (loc, cic, id, cic')
325 | GrafiteAst.Bydone (loc,term) ->
328 None -> metasenv,None
330 let metasenv,t = disambiguate_term context metasenv t in
332 metasenv,GrafiteAst.Bydone (loc, cic)
333 | GrafiteAst.We_need_to_prove (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.We_need_to_prove (loc,cic,id,cic')
342 | GrafiteAst.By_term_we_proved (loc,term,term',id,term'') ->
345 None -> metasenv,None
347 let metasenv,t = disambiguate_term context metasenv t in
349 let metasenv,cic' = disambiguate_term context metasenv term' in
352 None -> metasenv,None
354 let metasenv,t = disambiguate_term context metasenv t in
356 metasenv,GrafiteAst.By_term_we_proved (loc,cic,cic',id,cic'')
357 | GrafiteAst.We_proceed_by_cases_on (loc, term, term') ->
358 let metasenv,cic = disambiguate_term context metasenv term in
359 let metasenv,cic' = disambiguate_term context metasenv term' in
360 metasenv,GrafiteAst.We_proceed_by_cases_on (loc, cic, cic')
361 | GrafiteAst.We_proceed_by_induction_on (loc, term, term') ->
362 let metasenv,cic = disambiguate_term context metasenv term in
363 let metasenv,cic' = disambiguate_term context metasenv term' in
364 metasenv,GrafiteAst.We_proceed_by_induction_on (loc, cic, cic')
365 | GrafiteAst.Byinduction (loc, term, id) ->
366 let metasenv,cic = disambiguate_term context metasenv term in
367 metasenv,GrafiteAst.Byinduction(loc, cic, id)
368 | GrafiteAst.Thesisbecomes (loc, term) ->
369 let metasenv,cic = disambiguate_term context metasenv term in
370 metasenv,GrafiteAst.Thesisbecomes (loc, cic)
371 | GrafiteAst.ExistsElim (loc, term, id1, term1, id2, term2) ->
374 None -> metasenv,None
376 let metasenv,t = disambiguate_term context metasenv t in
378 let metasenv,cic' = disambiguate_term context metasenv term1 in
379 let cic''= disambiguate_lazy_term term2 in
380 metasenv,GrafiteAst.ExistsElim(loc, cic, id1, cic', id2, cic'')
381 | GrafiteAst.AndElim (loc, term, id, term1, id1, term2) ->
382 let metasenv,cic = disambiguate_term context metasenv term in
383 let metasenv,cic'= disambiguate_term context metasenv term1 in
384 let metasenv,cic''= disambiguate_term context metasenv term2 in
385 metasenv,GrafiteAst.AndElim(loc, cic, id, cic', id1, cic'')
386 | GrafiteAst.Case (loc, id, params) ->
387 let metasenv,params' =
389 (fun (id,term) (metasenv,params) ->
390 let metasenv,cic = disambiguate_term context metasenv term in
391 metasenv,(id,cic)::params
392 ) params (metasenv,[])
394 metasenv,GrafiteAst.Case(loc, id, params')
395 | GrafiteAst.RewritingStep (loc, term1, term2, term3, cont) ->
398 None -> metasenv,None
400 let metasenv,t = disambiguate_term context metasenv t in
401 metasenv,Some (start,t) in
402 let metasenv,cic'= disambiguate_term context metasenv term2 in
405 `Auto _ as t -> metasenv,t
407 let metasenv,t = disambiguate_term context metasenv t in
409 | `Proof as t -> metasenv,t in
410 metasenv,GrafiteAst.RewritingStep (loc, cic, cic', cic'', cont)
413 let disambiguate_obj lexicon_status ?baseuri metasenv (text,prefix_len,obj) =
416 | CicNotationPt.Inductive (_,(name,_,_,_)::_)
417 | CicNotationPt.Record (_,name,_,_) ->
420 Some (UriManager.uri_of_string (baseuri ^ "/" ^ name ^ ".ind"))
421 | None -> raise BaseUriNotSetYet)
422 | CicNotationPt.Inductive _ -> assert false
423 | CicNotationPt.Theorem _ -> None in
424 let (diff, metasenv, cic, _) =
426 (GrafiteDisambiguator.disambiguate_obj ~dbd:(LibraryDb.instance ())
427 ~aliases:lexicon_status.LexiconEngine.aliases
428 ~universe:(Some lexicon_status.LexiconEngine.multi_aliases) ~uri
429 (text,prefix_len,obj)) in
430 let lexicon_status = LexiconEngine.set_proof_aliases lexicon_status diff in
431 lexicon_status, metasenv, cic
433 let disambiguate_command lexicon_status ?baseuri metasenv (text,prefix_len,cmd)=
435 | GrafiteAst.Index(loc,key,uri) ->
436 let lexicon_status_ref = ref lexicon_status in
437 let disambiguate_term =
438 disambiguate_term text prefix_len lexicon_status_ref [] in
439 let disambiguate_term_option metasenv =
441 None -> metasenv,None
443 let metasenv,t = disambiguate_term metasenv t in
446 let metasenv,key = disambiguate_term_option metasenv key in
447 !lexicon_status_ref, metasenv,GrafiteAst.Index(loc,key,uri)
448 | GrafiteAst.Coercion _
449 | GrafiteAst.Default _
451 | GrafiteAst.Include _
454 | GrafiteAst.Set _ as cmd ->
455 lexicon_status,metasenv,cmd
456 | GrafiteAst.Obj (loc,obj) ->
457 let lexicon_status,metasenv,obj =
458 disambiguate_obj lexicon_status ?baseuri metasenv (text,prefix_len,obj)in
459 lexicon_status, metasenv, GrafiteAst.Obj (loc,obj)
460 | GrafiteAst.Relation (loc,id,a,aeq,refl,sym,trans) ->
461 let lexicon_status_ref = ref lexicon_status in
462 let disambiguate_term =
463 disambiguate_term text prefix_len lexicon_status_ref [] in
464 let disambiguate_term_option metasenv =
466 None -> metasenv,None
468 let metasenv,t = disambiguate_term metasenv t in
471 let metasenv,a = disambiguate_term metasenv a in
472 let metasenv,aeq = disambiguate_term metasenv aeq in
473 let metasenv,refl = disambiguate_term_option metasenv refl in
474 let metasenv,sym = disambiguate_term_option metasenv sym in
475 let metasenv,trans = disambiguate_term_option metasenv trans in
476 !lexicon_status_ref, metasenv,
477 GrafiteAst.Relation (loc,id,a,aeq,refl,sym,trans)
479 let disambiguate_macro
480 lexicon_status_ref metasenv context (text,prefix_len, macro)
482 let disambiguate_term = disambiguate_term text prefix_len lexicon_status_ref in
484 | GrafiteAst.WMatch (loc,term) ->
485 let metasenv,term = disambiguate_term context metasenv term in
486 metasenv,GrafiteAst.WMatch (loc,term)
487 | GrafiteAst.WInstance (loc,term) ->
488 let metasenv,term = disambiguate_term context metasenv term in
489 metasenv,GrafiteAst.WInstance (loc,term)
490 | GrafiteAst.WElim (loc,term) ->
491 let metasenv,term = disambiguate_term context metasenv term in
492 metasenv,GrafiteAst.WElim (loc,term)
493 | GrafiteAst.WHint (loc,term) ->
494 let metasenv,term = disambiguate_term context metasenv term in
495 metasenv,GrafiteAst.WHint (loc,term)
496 | GrafiteAst.Check (loc,term) ->
497 let metasenv,term = disambiguate_term context metasenv term in
498 metasenv,GrafiteAst.Check (loc,term)
499 | GrafiteAst.AutoInteractive _
501 | GrafiteAst.WLocate _
502 | GrafiteAst.Inline _ as macro ->