]> matita.cs.unibo.it Git - helm.git/blobdiff - helm/ocaml/tactics/tacticChaser.ml
ocaml 3.09 transition
[helm.git] / helm / ocaml / tactics / tacticChaser.ml
index 76a58091da7899dea84f55847538e6c383b16db9..de356a3d1f52860237a9582bb57b0ddc991e271f 100644 (file)
  * http://cs.unibo.it/helm/.
  *)
 
-(******************************************************************************)
-(*                                                                            *)
-(*                               PROJECT HELM                                 *)
-(*                                                                            *)
-(*                Claudio Sacerdoti Coen <sacerdot@cs.unibo.it>               *)
-(*                                 18/02/2003                                 *)
-(*                                                                            *)
-(*                                                                            *)
-(******************************************************************************)
+(*****************************************************************************)
+(*                                                                           *)
+(*                               PROJECT HELM                                *)
+(*                                                                           *)
+(*                Claudio Sacerdoti Coen <sacerdot@cs.unibo.it>              *)
+(*                                 18/02/2003                                *)
+(*                                                                           *)
+(*                                                                           *)
+(*****************************************************************************)
+
+module MQI = MQueryInterpreter
+module MQIC = MQIConn
+module I = MQueryInterpreter
+module U = MQGUtil
+module G = MQueryGenerator
 
   (* search arguments on which Apply tactic doesn't fail *)
-let searchPattern mqi_handle ?(output_html = (fun _ -> ())) ~choose_must () ~status =
+let matchConclusion mqi_handle ?(output_html = (fun _ -> ())) ~choose_must() status =
  let ((_, metasenv, _, _), metano) = status in
- let (_, ey ,ty) = List.find (function (m,_,_) -> m=metano) metasenv in
-  let list_of_must,only = MQueryLevels.out_restr metasenv ey ty in
+ let (_, ey ,ty) = CicUtil.lookup_meta metano metasenv in
+  let list_of_must, only = CGMatchConclusion.get_constraints metasenv ey ty in
+match list_of_must with
+  [] -> []
+|_ ->
   let must = choose_must list_of_must only in
-  let torigth_restriction (u,b) =
-   let p =
-    if b then
-     "http://www.cs.unibo.it/helm/schemas/schema-helm#MainConclusion" 
-    else
-     "http://www.cs.unibo.it/helm/schemas/schema-helm#InConclusion"
-    in
-    (u,p,None)
-  in
-  let rigth_must = List.map torigth_restriction must in
-  let rigth_only = Some (List.map torigth_restriction only) in
   let result =
-        MQueryInterpreter.execute mqi_handle 
-           (MQueryGenerator.query_of_constraints
-        (Some
-          ["http://www.cs.unibo.it/helm/schemas/schema-helm#MainConclusion" ;
-           "http://www.cs.unibo.it/helm/schemas/schema-helm#InConclusion"])
-        (rigth_must,[],[]) (rigth_only,None,None)) in 
-       let uris =
-        List.map
-               (function uri,_ ->
-                       MQueryMisc.wrong_xpointer_format_from_wrong_xpointer_format' uri
-               ) result in
-        let uris',exc =
-               let rec filter_out =
-                function
-                               [] -> [],""
-                       | uri::tl ->
-                                let tl',exc = filter_out tl in
-                                       try
-                                        if
-                                               (try
-                                                ignore
-                                                       (PrimitiveTactics.apply_tac
-                                                        ~term:(MQueryMisc.term_of_cic_textual_parser_uri
-                                                               (MQueryMisc.cic_textual_parser_uri_of_string uri))
-                                                        ~status);
-                                                true
-                                               with ProofEngineTypes.Fail _ -> false)
-                                        then
-                                               uri::tl',exc
-                                        else
-                                               tl',exc
-                                       with
+   I.execute mqi_handle 
+      (G.query_of_constraints
+        (Some CGMatchConclusion.universe)
+        (must,[],[]) (Some only,None,None)) in 
+  let uris =
+   List.map
+    (function uri,_ ->
+      MQueryMisc.wrong_xpointer_format_from_wrong_xpointer_format' uri
+    ) result
+  in
+  let uris =
+    (* TODO ristretto per ragioni di efficienza *)
+    prerr_endline "STO FILTRANDO";
+    List.filter (fun uri -> Pcre.pmatch ~pat:"^cic:/Coq/" uri) uris
+  in
+     prerr_endline "HO FILTRATO"; 
+  let uris',exc =
+    let rec filter_out =
+     function
+        [] -> [],""
+      | uri::tl ->
+         let tl',exc = filter_out tl in
+          try
+           if 
+            let time = Unix.gettimeofday() in
+            (try
+             ignore(ProofEngineTypes.apply_tactic 
+               (PrimitiveTactics.apply_tac
+                 ~term:(MQueryMisc.term_of_cic_textual_parser_uri
+                          (MQueryMisc.cic_textual_parser_uri_of_string uri)))
+                 status);
+              let time1 = Unix.gettimeofday() in
+                prerr_endline (Printf.sprintf "%1.3f" (time1 -. time) );
+               true
+            with ProofEngineTypes.Fail _ -> 
+             let time1 = Unix.gettimeofday() in
+              prerr_endline (Printf.sprintf "%1.3f" (time1 -. time)); false)
+           then
+            uri::tl',exc
+           else
+            tl',exc
+          with
            (ProofEngineTypes.Fail _) as e ->
-                                                let exc' =
-                                                 "<h1 color=\"red\"> ^ Exception raised trying to apply " ^
-                                                        uri ^ ": " ^ Printexc.to_string e ^ " </h1>" ^ exc
-                                                in
-                                                 tl',exc'
-               in
-                filter_out uris
-        in
-               let html' =
-                " <h1>Objects that can actually be applied: </h1> " ^
-                String.concat "<br>" uris' ^ exc ^
-                " <h1>Number of false matches: " ^
-                       string_of_int (List.length uris - List.length uris') ^ "</h1>" ^
-                " <h1>Number of good matches: " ^
-                       string_of_int (List.length uris') ^ "</h1>"
-               in
-                output_html html' ;
-                uris'
+             let exc' =
+              "<h1 color=\"red\"> ^ Exception raised trying to apply " ^
+               uri ^ ": " ^ Printexc.to_string e ^ " </h1>" ^ exc
+             in
+              tl',exc'
+    in
+     filter_out uris
+  in
+    let html' =
+     " <h1>Objects that can actually be applied: </h1> " ^
+     String.concat "<br>" uris' ^ exc ^
+     " <h1>Number of false matches: " ^
+      string_of_int (List.length uris - List.length uris') ^ "</h1>" ^
+     " <h1>Number of good matches: " ^
+      string_of_int (List.length uris') ^ "</h1>"
+    in
+     output_html html' ;
+     uris'
+;;
+
+
+(*matchConclusion modificata per evitare una doppia apply*)
+let matchConclusion2 mqi_handle ?(output_html = (fun _ -> ())) ~choose_must() status =
+  let ((_, metasenv, _, _), metano) = status in
+  let (_, ey ,ty) = CicUtil.lookup_meta metano metasenv in
+  let conn = 
+    match mqi_handle.MQIConn.pgc with
+       MQIConn.MySQL_C conn -> conn
+      | _ -> assert false in
+  let uris = Match_concl.cmatch conn ty in
+  (* List.iter 
+    (fun (n,u) -> prerr_endline ((string_of_int n) ^ " " ^u)) uris; *)
+  (* delete all .var uris *)
+  let uris = List.filter UriManager.is_var uris in 
+  (* delete all not "cic:/Coq" uris *)
+  (*
+  let uris =
+    (* TODO ristretto per ragioni di efficienza *)
+    List.filter (fun _,uri -> Pcre.pmatch ~pat:"^cic:/Coq/" uri) uris in
+  *)
+  (* concl_cost are the costants in the conclusion of the proof 
+     while hyp_const are the constants in the hypothesis *)
+  let (main_concl,concl_const) = NewConstraints.mainandcons ty in
+  prerr_endline ("Ne sono rimasti" ^ string_of_int (List.length uris));
+  let hyp t set =
+    match t with
+      Some (_,Cic.Decl t) -> (NewConstraints.StringSet.union set (NewConstraints.constants_concl t))
+    | Some (_,Cic.Def (t,_)) -> (NewConstraints.StringSet.union set (NewConstraints.constants_concl t))
+    | _ -> set in
+  let hyp_const =
+    List.fold_right hyp ey NewConstraints.StringSet.empty in
+  prerr_endline (NewConstraints.pp_StringSet (NewConstraints.StringSet.union hyp_const concl_const));
+  (* uris with new constants in the proof are filtered *)
+  let all_const = NewConstraints.StringSet.union hyp_const concl_const in
+  let uris = 
+    if (List.length uris < (Filter_auto.power 2 (List.length (NewConstraints.StringSet.elements all_const))))
+     then 
+     (prerr_endline("metodo vecchio");List.filter (Filter_auto.filter_new_constants conn all_const) uris)
+    else Filter_auto.filter_uris conn all_const uris main_concl in 
+(*
+  let uris =
+    (* ristretto all cache *)
+    prerr_endline "SOLO CACHE";
+    List.filter 
+      (fun uri -> CicEnvironment.in_cache (UriManager.uri_of_string uri)) uris
+  in 
+  prerr_endline "HO FILTRATO2";
+*)
+  let uris =
+    List.map
+      (fun (n,u) -> 
+        (n,MQueryMisc.wrong_xpointer_format_from_wrong_xpointer_format' u)) 
+      uris in
+  let uris' =
+    let rec filter_out =
+     function
+        [] -> []
+      | (m,uri)::tl ->
+          let tl' = filter_out tl in
+            try
+                  prerr_endline ("STO APPLICANDO " ^ uri);
+              let res = (m,
+               (ProofEngineTypes.apply_tactic( PrimitiveTactics.apply_tac
+                  ~term:(MQueryMisc.term_of_cic_textual_parser_uri
+                           (MQueryMisc.cic_textual_parser_uri_of_string uri)))
+                  status))::tl' in
+               prerr_endline ("OK");res
+            (* with ProofEngineTypes.Fail _ -> tl' *)
+            (* patch to cover CSC's exportation bug *)
+            with _ -> prerr_endline ("FAIL");tl' 
+     in    
+     prerr_endline ("Ne sono rimasti 2 " ^ string_of_int (List.length uris));
+     filter_out uris
+   in
+     prerr_endline ("Ne sono rimasti 3 " ^ string_of_int (List.length uris'));
+   
+     uris'
+;;
+
+(*funzione che sceglie il penultimo livello di profondita' dei must*)
+
+(* 
+let choose_must list_of_must only=
+let n = (List.length list_of_must) - 1 in
+   List.nth list_of_must n
+;;*)
+
+(* questa prende solo il main *) 
+let choose_must list_of_must only =
+   List.nth list_of_must 0 
+(* livello 1
+let choose_must list_of_must only =
+   try 
+     List.nth list_of_must 1
+   with _ -> 
+     List.nth list_of_must 0 *)
+
+let  searchTheorems mqi_handle (proof,goal) =
+  let subproofs =
+    matchConclusion2 mqi_handle ~choose_must() (proof, goal) in
+ let res =
+  List.sort 
+    (fun (n1,(_,gl1)) (n2,(_,gl2)) -> 
+       let l1 = List.length gl1 in
+       let l2 = List.length gl2 in
+       (* if the list of subgoals have the same lenght we use the
+         prefix tag, where higher tags have precedence *)
+       if l1 = l2 then n2 - n1
+       else l1 - l2)
+    subproofs
+ in
+  (* now we may drop the prefix tag *)
+ (*let res' =
+   List.map snd res in*)
+ let order_goal_list proof goal1 goal2 =
+   let _,metasenv,_,_ = proof in
+   let (_, ey1, ty1) = CicUtil.lookup_meta goal1 metasenv in
+   let (_, ey2, ty2) =  CicUtil.lookup_meta goal2 metasenv in
+(*
+   prerr_endline "PRIMA DELLA PRIMA TYPE OF " ;
+*)
+   let ty_sort1,u = (*TASSI: FIXME *)
+     CicTypeChecker.type_of_aux' metasenv ey1 ty1 CicUniv.empty_ugraph in
+(*
+   prerr_endline (Printf.sprintf "PRIMA DELLA SECONDA TYPE OF %s \n### %s @@@%s " (CicMetaSubst.ppmetasenv metasenv []) (CicMetaSubst.ppcontext [] ey2) (CicMetaSubst.ppterm [] ty2));
+*)
+   let ty_sort2,u1 = CicTypeChecker.type_of_aux' metasenv ey2 ty2 u in
+(*
+   prerr_endline "DOPO LA SECONDA TYPE OF " ;
+*)
+   let b,u2 = 
+     CicReduction.are_convertible ey1 (Cic.Sort Cic.Prop) ty_sort1 u1 in
+   let prop1 = if b then 0 else 1 in
+   let b,_ = CicReduction.are_convertible ey2 (Cic.Sort Cic.Prop) ty_sort2 u2 in
+   let prop2 = if b then 0 else 1 in
+     prop1 - prop2 in
+   List.map (
+     fun (level,(proof,goallist)) -> 
+       (proof, (List.stable_sort (order_goal_list proof) goallist))
+   ) res  
 ;;