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 = function
44 (** @param term not meaningful when context is given *)
45 let disambiguate_term text prefix_len lexicon_status_ref context metasenv term =
46 let lexicon_status = !lexicon_status_ref in
47 let (diff, metasenv, cic, _) =
49 (GrafiteDisambiguator.disambiguate_term ~dbd:(LibraryDb.instance ())
50 ~aliases:lexicon_status.LexiconEngine.aliases
51 ~universe:(Some lexicon_status.LexiconEngine.multi_aliases)
52 ~context ~metasenv (text,prefix_len,term))
54 let lexicon_status = LexiconEngine.set_proof_aliases lexicon_status diff in
55 lexicon_status_ref := lexicon_status;
59 (** disambiguate_lazy_term (circa): term -> (unit -> status) * lazy_term
60 * rationale: lazy_term will be invoked in different context to obtain a term,
61 * each invocation will disambiguate the term and can add aliases. Once all
62 * disambiguations have been performed, the first returned function can be
63 * used to obtain the resulting aliases *)
64 let disambiguate_lazy_term text prefix_len lexicon_status_ref term =
65 (fun context metasenv ugraph ->
66 let lexicon_status = !lexicon_status_ref in
67 let (diff, metasenv, cic, ugraph) =
69 (GrafiteDisambiguator.disambiguate_term ~dbd:(LibraryDb.instance ())
70 ~initial_ugraph:ugraph ~aliases:lexicon_status.LexiconEngine.aliases
71 ~universe:(Some lexicon_status.LexiconEngine.multi_aliases)
73 (text,prefix_len,term)) in
74 let lexicon_status = LexiconEngine.set_proof_aliases lexicon_status diff in
75 lexicon_status_ref := lexicon_status;
76 cic, metasenv, ugraph)
79 let disambiguate_pattern
80 text prefix_len lexicon_status_ref (wanted, hyp_paths, goal_path)
82 let interp path = Disambiguate.interpretate_path [] path in
83 let goal_path = HExtlib.map_option interp goal_path in
84 let hyp_paths = List.map (fun (name, path) -> name, interp path) hyp_paths in
90 disambiguate_lazy_term text prefix_len lexicon_status_ref wanted
94 (wanted, hyp_paths, goal_path)
97 let disambiguate_reduction_kind text prefix_len lexicon_status_ref = function
99 let t = disambiguate_lazy_term text prefix_len lexicon_status_ref t in
105 | `Whd as kind -> kind
108 let disambiguate_tactic
109 lexicon_status_ref context metasenv (text,prefix_len,tactic)
111 let disambiguate_term =
112 disambiguate_term text prefix_len lexicon_status_ref in
113 let disambiguate_pattern =
114 disambiguate_pattern text prefix_len lexicon_status_ref in
115 let disambiguate_reduction_kind =
116 disambiguate_reduction_kind text prefix_len lexicon_status_ref in
117 let disambiguate_lazy_term =
118 disambiguate_lazy_term text prefix_len lexicon_status_ref in
120 | GrafiteAst.Absurd (loc, term) ->
121 let metasenv,cic = disambiguate_term context metasenv term in
122 metasenv,GrafiteAst.Absurd (loc, cic)
123 | GrafiteAst.Apply (loc, term) ->
124 let metasenv,cic = disambiguate_term context metasenv term in
125 metasenv,GrafiteAst.Apply (loc, cic)
126 | GrafiteAst.ApplyS (loc, term, params) ->
127 let metasenv,cic = disambiguate_term context metasenv term in
128 metasenv,GrafiteAst.ApplyS (loc, cic, params)
129 | GrafiteAst.Assumption loc ->
130 metasenv,GrafiteAst.Assumption loc
131 | GrafiteAst.Auto (loc,params) ->
132 metasenv,GrafiteAst.Auto (loc,params)
133 | GrafiteAst.Cases (loc, what, idents) ->
134 let metasenv,what = disambiguate_term context metasenv what in
135 metasenv,GrafiteAst.Cases (loc, what, idents)
136 | GrafiteAst.Change (loc, pattern, with_what) ->
137 let with_what = disambiguate_lazy_term with_what in
138 let pattern = disambiguate_pattern pattern in
139 metasenv,GrafiteAst.Change (loc, pattern, with_what)
140 | GrafiteAst.Clear (loc,id) ->
141 metasenv,GrafiteAst.Clear (loc,id)
142 | GrafiteAst.ClearBody (loc,id) ->
143 metasenv,GrafiteAst.ClearBody (loc,id)
144 | GrafiteAst.Constructor (loc,n) ->
145 metasenv,GrafiteAst.Constructor (loc,n)
146 | GrafiteAst.Contradiction loc ->
147 metasenv,GrafiteAst.Contradiction loc
148 | GrafiteAst.Cut (loc, ident, term) ->
149 let metasenv,cic = disambiguate_term context metasenv term in
150 metasenv,GrafiteAst.Cut (loc, ident, cic)
151 | GrafiteAst.Decompose (loc, names) ->
152 metasenv,GrafiteAst.Decompose (loc, names)
153 | GrafiteAst.Demodulate loc ->
154 metasenv,GrafiteAst.Demodulate loc
155 | GrafiteAst.Destruct (loc,term) ->
156 let metasenv,term = disambiguate_term context metasenv term in
157 metasenv,GrafiteAst.Destruct(loc,term)
158 | GrafiteAst.Exact (loc, term) ->
159 let metasenv,cic = disambiguate_term context metasenv term in
160 metasenv,GrafiteAst.Exact (loc, cic)
161 | GrafiteAst.Elim (loc, what, Some using, depth, idents) ->
162 let metasenv,what = disambiguate_term context metasenv what in
163 let metasenv,using = disambiguate_term context metasenv using in
164 metasenv,GrafiteAst.Elim (loc, what, Some using, depth, idents)
165 | GrafiteAst.Elim (loc, what, None, depth, idents) ->
166 let metasenv,what = disambiguate_term context metasenv what in
167 metasenv,GrafiteAst.Elim (loc, what, None, depth, idents)
168 | GrafiteAst.ElimType (loc, what, Some using, depth, idents) ->
169 let metasenv,what = disambiguate_term context metasenv what in
170 let metasenv,using = disambiguate_term context metasenv using in
171 metasenv,GrafiteAst.ElimType (loc, what, Some using, depth, idents)
172 | GrafiteAst.ElimType (loc, what, None, depth, idents) ->
173 let metasenv,what = disambiguate_term context metasenv what in
174 metasenv,GrafiteAst.ElimType (loc, what, None, depth, idents)
175 | GrafiteAst.Exists loc ->
176 metasenv,GrafiteAst.Exists loc
177 | GrafiteAst.Fail loc ->
178 metasenv,GrafiteAst.Fail loc
179 | GrafiteAst.Fold (loc,red_kind, term, pattern) ->
180 let pattern = disambiguate_pattern pattern in
181 let term = disambiguate_lazy_term term in
182 let red_kind = disambiguate_reduction_kind red_kind in
183 metasenv,GrafiteAst.Fold (loc, red_kind, term, pattern)
184 | GrafiteAst.FwdSimpl (loc, hyp, names) ->
185 metasenv,GrafiteAst.FwdSimpl (loc, hyp, names)
186 | GrafiteAst.Fourier loc ->
187 metasenv,GrafiteAst.Fourier loc
188 | GrafiteAst.Generalize (loc,pattern,ident) ->
189 let pattern = disambiguate_pattern pattern in
190 metasenv,GrafiteAst.Generalize (loc,pattern,ident)
191 | GrafiteAst.Goal (loc, g) ->
192 metasenv,GrafiteAst.Goal (loc, g)
193 | GrafiteAst.IdTac loc ->
194 metasenv,GrafiteAst.IdTac loc
195 | GrafiteAst.Intros (loc, num, names) ->
196 metasenv,GrafiteAst.Intros (loc, num, names)
197 | GrafiteAst.Inversion (loc, term) ->
198 let metasenv,term = disambiguate_term context metasenv term in
199 metasenv,GrafiteAst.Inversion (loc, term)
200 | GrafiteAst.LApply (loc, linear, depth, to_what, what, ident) ->
202 let metasenv,term = disambiguate_term context metasenv term in
205 let to_what = List.fold_right f to_what [] in
206 let metasenv,what = disambiguate_term context metasenv what in
207 metasenv,GrafiteAst.LApply (loc, linear, depth, to_what, what, ident)
208 | GrafiteAst.Left loc ->
209 metasenv,GrafiteAst.Left loc
210 | GrafiteAst.LetIn (loc, term, name) ->
211 let metasenv,term = disambiguate_term context metasenv term in
212 metasenv,GrafiteAst.LetIn (loc,term,name)
213 | GrafiteAst.Reduce (loc, red_kind, pattern) ->
214 let pattern = disambiguate_pattern pattern in
215 let red_kind = disambiguate_reduction_kind red_kind in
216 metasenv,GrafiteAst.Reduce(loc, red_kind, pattern)
217 | GrafiteAst.Reflexivity loc ->
218 metasenv,GrafiteAst.Reflexivity loc
219 | GrafiteAst.Replace (loc, pattern, with_what) ->
220 let pattern = disambiguate_pattern pattern in
221 let with_what = disambiguate_lazy_term with_what in
222 metasenv,GrafiteAst.Replace (loc, pattern, with_what)
223 | GrafiteAst.Rewrite (loc, dir, t, pattern, names) ->
224 let metasenv,term = disambiguate_term context metasenv t in
225 let pattern = disambiguate_pattern pattern in
226 metasenv,GrafiteAst.Rewrite (loc, dir, term, pattern, names)
227 | GrafiteAst.Right loc ->
228 metasenv,GrafiteAst.Right loc
229 | GrafiteAst.Ring loc ->
230 metasenv,GrafiteAst.Ring loc
231 | GrafiteAst.Split loc ->
232 metasenv,GrafiteAst.Split loc
233 | GrafiteAst.Subst loc ->
234 metasenv, GrafiteAst.Subst loc
235 | GrafiteAst.Symmetry loc ->
236 metasenv,GrafiteAst.Symmetry loc
237 | GrafiteAst.Transitivity (loc, term) ->
238 let metasenv,cic = disambiguate_term context metasenv term in
239 metasenv,GrafiteAst.Transitivity (loc, cic)
241 | GrafiteAst.Assume (loc, id, term) ->
242 let metasenv,cic = disambiguate_term context metasenv term in
243 metasenv,GrafiteAst.Assume (loc, id, cic)
244 | GrafiteAst.Suppose (loc, term, id, term') ->
245 let metasenv,cic = disambiguate_term context metasenv term in
248 None -> metasenv,None
250 let metasenv,t = disambiguate_term context metasenv t in
252 metasenv,GrafiteAst.Suppose (loc, cic, id, cic')
253 | GrafiteAst.Bydone (loc,term) ->
256 None -> metasenv,None
258 let metasenv,t = disambiguate_term context metasenv t in
260 metasenv,GrafiteAst.Bydone (loc, cic)
261 | GrafiteAst.We_need_to_prove (loc,term,id,term') ->
262 let metasenv,cic = disambiguate_term context metasenv term in
265 None -> metasenv,None
267 let metasenv,t = disambiguate_term context metasenv t in
269 metasenv,GrafiteAst.We_need_to_prove (loc,cic,id,cic')
270 | GrafiteAst.By_term_we_proved (loc,term,term',id,term'') ->
273 None -> metasenv,None
275 let metasenv,t = disambiguate_term context metasenv t in
277 let metasenv,cic' = disambiguate_term context metasenv term' in
280 None -> metasenv,None
282 let metasenv,t = disambiguate_term context metasenv t in
284 metasenv,GrafiteAst.By_term_we_proved (loc,cic,cic',id,cic'')
285 | GrafiteAst.We_proceed_by_cases_on (loc, term, term') ->
286 let metasenv,cic = disambiguate_term context metasenv term in
287 let metasenv,cic' = disambiguate_term context metasenv term' in
288 metasenv,GrafiteAst.We_proceed_by_cases_on (loc, cic, cic')
289 | GrafiteAst.We_proceed_by_induction_on (loc, term, term') ->
290 let metasenv,cic = disambiguate_term context metasenv term in
291 let metasenv,cic' = disambiguate_term context metasenv term' in
292 metasenv,GrafiteAst.We_proceed_by_induction_on (loc, cic, cic')
293 | GrafiteAst.Byinduction (loc, term, id) ->
294 let metasenv,cic = disambiguate_term context metasenv term in
295 metasenv,GrafiteAst.Byinduction(loc, cic, id)
296 | GrafiteAst.Thesisbecomes (loc, term) ->
297 let metasenv,cic = disambiguate_term context metasenv term in
298 metasenv,GrafiteAst.Thesisbecomes (loc, cic)
299 | GrafiteAst.ExistsElim (loc, term, id1, term1, id2, term2) ->
302 None -> metasenv,None
304 let metasenv,t = disambiguate_term context metasenv t in
306 let metasenv,cic' = disambiguate_term context metasenv term1 in
307 let cic''= disambiguate_lazy_term term2 in
308 metasenv,GrafiteAst.ExistsElim(loc, cic, id1, cic', id2, cic'')
309 | GrafiteAst.AndElim (loc, term, id, term1, id1, term2) ->
310 let metasenv,cic = disambiguate_term context metasenv term in
311 let metasenv,cic'= disambiguate_term context metasenv term1 in
312 let metasenv,cic''= disambiguate_term context metasenv term2 in
313 metasenv,GrafiteAst.AndElim(loc, cic, id, cic', id1, cic'')
314 | GrafiteAst.Case (loc, id, params) ->
315 let metasenv,params' =
317 (fun (id,term) (metasenv,params) ->
318 let metasenv,cic = disambiguate_term context metasenv term in
319 metasenv,(id,cic)::params
320 ) params (metasenv,[])
322 metasenv,GrafiteAst.Case(loc, id, params')
323 | GrafiteAst.RewritingStep (loc, term1, term2, term3, cont) ->
326 None -> metasenv,None
328 let metasenv,t = disambiguate_term context metasenv t in
329 metasenv,Some (start,t) in
330 let metasenv,cic'= disambiguate_term context metasenv term2 in
333 `Auto _ as t -> metasenv,t
335 let metasenv,t = disambiguate_term context metasenv t in
337 metasenv,GrafiteAst.RewritingStep (loc, cic, cic', cic'', cont)
340 let disambiguate_obj lexicon_status ~baseuri metasenv (text,prefix_len,obj) =
343 | CicNotationPt.Inductive (_,(name,_,_,_)::_)
344 | CicNotationPt.Record (_,name,_,_) ->
347 Some (UriManager.uri_of_string (baseuri ^ "/" ^ name ^ ".ind"))
348 | None -> raise BaseUriNotSetYet)
349 | CicNotationPt.Inductive _ -> assert false
350 | CicNotationPt.Theorem _ -> None in
351 let (diff, metasenv, cic, _) =
353 (GrafiteDisambiguator.disambiguate_obj ~dbd:(LibraryDb.instance ())
354 ~aliases:lexicon_status.LexiconEngine.aliases
355 ~universe:(Some lexicon_status.LexiconEngine.multi_aliases) ~uri
356 (text,prefix_len,obj)) in
357 let lexicon_status = LexiconEngine.set_proof_aliases lexicon_status diff in
358 lexicon_status, metasenv, cic
360 let disambiguate_command lexicon_status ~baseuri metasenv (text,prefix_len,cmd)=
362 | GrafiteAst.Index(loc,key,uri) ->
363 let lexicon_status_ref = ref lexicon_status in
364 let disambiguate_term =
365 disambiguate_term text prefix_len lexicon_status_ref [] in
366 let disambiguate_term_option metasenv =
368 None -> metasenv,None
370 let metasenv,t = disambiguate_term metasenv t in
373 let metasenv,key = disambiguate_term_option metasenv key in
374 !lexicon_status_ref, metasenv,GrafiteAst.Index(loc,key,uri)
375 | GrafiteAst.Coercion _
376 | GrafiteAst.Default _
378 | GrafiteAst.Include _
381 | GrafiteAst.Set _ as cmd ->
382 lexicon_status,metasenv,cmd
383 | GrafiteAst.Obj (loc,obj) ->
384 let lexicon_status,metasenv,obj =
385 disambiguate_obj lexicon_status ~baseuri metasenv (text,prefix_len,obj)in
386 lexicon_status, metasenv, GrafiteAst.Obj (loc,obj)
387 | GrafiteAst.Relation (loc,id,a,aeq,refl,sym,trans) ->
388 let lexicon_status_ref = ref lexicon_status in
389 let disambiguate_term =
390 disambiguate_term text prefix_len lexicon_status_ref [] in
391 let disambiguate_term_option metasenv =
393 None -> metasenv,None
395 let metasenv,t = disambiguate_term metasenv t in
398 let metasenv,a = disambiguate_term metasenv a in
399 let metasenv,aeq = disambiguate_term metasenv aeq in
400 let metasenv,refl = disambiguate_term_option metasenv refl in
401 let metasenv,sym = disambiguate_term_option metasenv sym in
402 let metasenv,trans = disambiguate_term_option metasenv trans in
403 !lexicon_status_ref, metasenv,
404 GrafiteAst.Relation (loc,id,a,aeq,refl,sym,trans)
406 let disambiguate_macro
407 lexicon_status_ref metasenv context (text,prefix_len, macro)
409 let disambiguate_term = disambiguate_term text prefix_len lexicon_status_ref in
411 | GrafiteAst.WMatch (loc,term) ->
412 let metasenv,term = disambiguate_term context metasenv term in
413 metasenv,GrafiteAst.WMatch (loc,term)
414 | GrafiteAst.WInstance (loc,term) ->
415 let metasenv,term = disambiguate_term context metasenv term in
416 metasenv,GrafiteAst.WInstance (loc,term)
417 | GrafiteAst.WElim (loc,term) ->
418 let metasenv,term = disambiguate_term context metasenv term in
419 metasenv,GrafiteAst.WElim (loc,term)
420 | GrafiteAst.WHint (loc,term) ->
421 let metasenv,term = disambiguate_term context metasenv term in
422 metasenv,GrafiteAst.WHint (loc,term)
423 | GrafiteAst.Check (loc,term) ->
424 let metasenv,term = disambiguate_term context metasenv term in
425 metasenv,GrafiteAst.Check (loc,term)
427 | GrafiteAst.WLocate _
428 | GrafiteAst.Inline _ as macro ->