1 (* Copyright (C) 2000-2002, HELM Team.
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.
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15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
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19 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
22 * For details, see the HELM World-Wide-Web page,
23 * http://cs.unibo.it/helm/.
26 (******************************************************************************)
30 (* Claudio Sacerdoti Coen <sacerdot@cs.unibo.it> *)
34 (******************************************************************************)
36 module MQI = MQueryInterpreter
38 module I = MQueryInterpreter
40 module G = MQueryGenerator
42 (* search arguments on which Apply tactic doesn't fail *)
43 let matchConclusion mqi_handle ?(output_html = (fun _ -> ())) ~choose_must() status =
44 let ((_, metasenv, _, _), metano) = status in
45 let (_, ey ,ty) = CicUtil.lookup_meta metano metasenv in
46 let list_of_must, only = CGMatchConclusion.get_constraints metasenv ey ty in
47 match list_of_must with
50 let must = choose_must list_of_must only in
53 (G.query_of_constraints
54 (Some CGMatchConclusion.universe)
55 (must,[],[]) (Some only,None,None)) in
59 MQueryMisc.wrong_xpointer_format_from_wrong_xpointer_format' uri
63 (* TODO ristretto per ragioni di efficienza *)
64 prerr_endline "STO FILTRANDO";
65 List.filter (fun uri -> Pcre.pmatch ~pat:"^cic:/Coq/" uri) uris
67 prerr_endline "HO FILTRATO";
73 let tl',exc = filter_out tl in
76 let time = Unix.gettimeofday() in
78 ignore(ProofEngineTypes.apply_tactic
79 (PrimitiveTactics.apply_tac
80 ~term:(MQueryMisc.term_of_cic_textual_parser_uri
81 (MQueryMisc.cic_textual_parser_uri_of_string uri)))
83 let time1 = Unix.gettimeofday() in
84 prerr_endline (Printf.sprintf "%1.3f" (time1 -. time) );
86 with ProofEngineTypes.Fail _ ->
87 let time1 = Unix.gettimeofday() in
88 prerr_endline (Printf.sprintf "%1.3f" (time1 -. time)); false)
94 (ProofEngineTypes.Fail _) as e ->
96 "<h1 color=\"red\"> ^ Exception raised trying to apply " ^
97 uri ^ ": " ^ Printexc.to_string e ^ " </h1>" ^ exc
104 " <h1>Objects that can actually be applied: </h1> " ^
105 String.concat "<br>" uris' ^ exc ^
106 " <h1>Number of false matches: " ^
107 string_of_int (List.length uris - List.length uris') ^ "</h1>" ^
108 " <h1>Number of good matches: " ^
109 string_of_int (List.length uris') ^ "</h1>"
116 (*matchConclusion modificata per evitare una doppia apply*)
117 let matchConclusion2 mqi_handle ?(output_html = (fun _ -> ())) ~choose_must() status =
118 let ((_, metasenv, _, _), metano) = status in
119 let (_, ey ,ty) = CicUtil.lookup_meta metano metasenv in
121 match mqi_handle.MQIConn.pgc with
122 MQIConn.MySQL_C conn -> conn
123 | _ -> assert false in
124 let result = Match_concl.cmatch conn ty in
125 (* Stampa il risultato della query
127 (fun (n,u) -> prerr_endline ((string_of_int n) ^ " " ^u)) result;
132 (n,MQueryMisc.wrong_xpointer_format_from_wrong_xpointer_format' u))
134 (* delete all .var uris *)
136 let len = String.length s in
137 let suffix = String.sub s (len-4) 4 in
138 not (suffix = ".var") in
139 let uris = List.filter isvar uris in
140 (* delete all not "cic:/Coq" uris *)
143 (* TODO ristretto per ragioni di efficienza *)
144 List.filter (fun _,uri -> Pcre.pmatch ~pat:"^cic:/Coq/" uri) uris in
146 (* concl_cost are the costants in the conclusion of the proof
147 while hyp_const are the constants in the hypothesis *)
148 let (_,concl_const) = NewConstraints.constants_of ty in
149 prerr_endline ("Ne sono rimasti " ^ string_of_int (List.length uris));
152 Some (_,Cic.Decl t) -> (NewConstraints.StringSet.union set (NewConstraints.constants_concl t))
153 | Some (_,Cic.Def (t,_)) -> (NewConstraints.StringSet.union set (NewConstraints.constants_concl t))
156 List.fold_right hyp ey NewConstraints.StringSet.empty in
157 prerr_endline (NewConstraints.pp_StringSet (NewConstraints.StringSet.union hyp_const concl_const));
158 (* uris with new constants in the proof are filtered *)
159 let all_const = NewConstraints.StringSet.union hyp_const concl_const in
161 if (List.length uris < (Filter_auto.power 2 (List.length (NewConstraints.StringSet.elements all_const))))
162 then List.filter (Filter_auto.filter_new_constants conn all_const) uris
163 else Filter_auto.filter_uris conn all_const uris in
166 (* ristretto all cache *)
167 prerr_endline "SOLO CACHE";
169 (fun uri -> CicEnvironment.in_cache (UriManager.uri_of_string uri)) uris
171 prerr_endline "HO FILTRATO2";
178 let tl' = filter_out tl in
181 (prerr_endline ("STO APPLICANDO " ^ uri);
182 (ProofEngineTypes.apply_tactic( PrimitiveTactics.apply_tac
183 ~term:(MQueryMisc.term_of_cic_textual_parser_uri
184 (MQueryMisc.cic_textual_parser_uri_of_string uri)))
186 (* with ProofEngineTypes.Fail _ -> tl' *)
187 (* patch to cover CSC's exportation bug *)
190 prerr_endline ("Ne sono rimasti " ^ string_of_int (List.length uris));
193 prerr_endline ("Ne sono rimasti " ^ string_of_int (List.length uris'));
198 (*funzione che sceglie il penultimo livello di profondita' dei must*)
201 let choose_must list_of_must only=
202 let n = (List.length list_of_must) - 1 in
203 List.nth list_of_must n
206 (* questa prende solo il main *)
207 let choose_must list_of_must only =
208 List.nth list_of_must 0
211 let choose_must list_of_must only =
213 List.nth list_of_must 1
215 List.nth list_of_must 0 *)
217 let searchTheorems mqi_handle (proof,goal) =
219 matchConclusion2 mqi_handle ~choose_must() (proof, goal) in
222 (fun (n1,(_,gl1)) (n2,(_,gl2)) ->
223 let l1 = List.length gl1 in
224 let l2 = List.length gl2 in
225 (* if the list of subgoals have the same lenght we use the
226 prefix tag, where higher tags have precedence *)
227 if l1 = l2 then n2 - n1
231 (* now we may drop the prefix tag *)
233 List.map snd res in*)
234 let order_goal_list proof goal1 goal2 =
235 let _,metasenv,_,_ = proof in
237 let (_, ey ,ty) = CicUtil.lookup_meta goal1 metasenv in
240 let (_, ey ,ty) = CicUtil.lookup_meta goal2 metasenv in
242 let ty_sort1 = CicTypeChecker.type_of_aux' metasenv ey1 ty1 in
243 let ty_sort2 = CicTypeChecker.type_of_aux' metasenv ey1 ty2 in
244 let prop1 = if CicReduction.are_convertible
245 ey1 (Cic.Sort Cic.Prop) ty_sort1 then 0
247 let prop2 = if CicReduction.are_convertible
248 ey2 (Cic.Sort Cic.Prop) ty_sort2 then 0
251 List.map (fun (level,(proof,goallist)) -> (proof, (List.stable_sort (order_goal_list proof) goallist))) res