First experimental version of the declarative proof language for Matita.

[helm.git] / components / grafite_engine / grafiteEngine.ml

diff --git a/components/grafite_engine/grafiteEngine.ml b/components/grafite_engine/grafiteEngine.ml
index ff173bc37aa1d717ed3b7e32f69d26043b5a9b42..ab43c6cc18e67c0684562e4ed2a6dffeacb589bf 100644 (file)
--- a/components/grafite_engine/grafiteEngine.ml
+++ b/components/grafite_engine/grafiteEngine.ml
@@ -28,7 +28,8 @@
 open Printf
 
 exception Drop
-exception IncludedFileNotCompiled of string (* file name *)
+(* mo file name, ma file name *)
+exception IncludedFileNotCompiled of string * string 
 exception Macro of
  GrafiteAst.loc *
   (Cic.context -> GrafiteTypes.status * Cic.term GrafiteAst.macro)
@@ -60,10 +61,11 @@ let tactic_of_ast ast =
   match ast with
   | GrafiteAst.Absurd (_, term) -> Tactics.absurd term
   | GrafiteAst.Apply (_, term) -> Tactics.apply term
+  | GrafiteAst.ApplyS (_, term) ->
+     Tactics.applyS ~term ~dbd:(LibraryDb.instance ())
   | GrafiteAst.Assumption _ -> Tactics.assumption
-  | GrafiteAst.Auto (_,depth,width,paramodulation,full) ->
-      AutoTactic.auto_tac ?depth ?width ?paramodulation ?full
-        ~dbd:(LibraryDb.instance ()) ()
+  | GrafiteAst.Auto (_,params) ->
+      AutoTactic.auto_tac ~params ~dbd:(LibraryDb.instance ()) 
   | GrafiteAst.Change (_, pattern, with_what) ->
      Tactics.change ~pattern with_what
   | GrafiteAst.Clear (_,id) -> Tactics.clear id
@@ -81,7 +83,8 @@ let tactic_of_ast ast =
       let user_types = List.rev_map to_type types in
       let dbd = LibraryDb.instance () in
       let mk_fresh_name_callback = namer_of names in
-      Tactics.decompose ~mk_fresh_name_callback ~dbd ~user_types what
+      Tactics.decompose ~mk_fresh_name_callback ~dbd ~user_types ?what
+  | GrafiteAst.Demodulate _ -> Tactics.demodulate ~dbd:(LibraryDb.instance ())
   | GrafiteAst.Discriminate (_,term) -> Tactics.discriminate term
   | GrafiteAst.Elim (_, what, using, depth, names) ->
       Tactics.elim_intros ?using ?depth ~mk_fresh_name_callback:(namer_of names)
@@ -95,8 +98,6 @@ let tactic_of_ast ast =
   | GrafiteAst.Fold (_, reduction_kind, term, pattern) ->
       let reduction =
         match reduction_kind with
-        | `Demodulate -> 
-            GrafiteTypes.command_error "demodulation can't be folded"
         | `Normalize ->
             PET.const_lazy_reduction
               (CicReduction.normalize ~delta:false ~subst:[])
@@ -129,16 +130,15 @@ let tactic_of_ast ast =
         ~mk_fresh_name_callback:(namer_of names) ()
   | GrafiteAst.Inversion (_, term) ->
       Tactics.inversion term
-  | GrafiteAst.LApply (_, how_many, to_what, what, ident) ->
+  | GrafiteAst.LApply (_, linear, how_many, to_what, what, ident) ->
       let names = match ident with None -> [] | Some id -> [id] in
-      Tactics.lapply ~mk_fresh_name_callback:(namer_of names) ?how_many
-        ~to_what what
+      Tactics.lapply ~mk_fresh_name_callback:(namer_of names) 
+        ~linear ?how_many ~to_what what
   | GrafiteAst.Left _ -> Tactics.left
   | GrafiteAst.LetIn (loc,term,name) ->
       Tactics.letin term ~mk_fresh_name_callback:(namer_of [name])
   | GrafiteAst.Reduce (_, reduction_kind, pattern) ->
       (match reduction_kind with
-        | `Demodulate -> Tactics.demodulate ~dbd:(LibraryDb.instance ()) ~pattern
         | `Normalize -> Tactics.normalize ~pattern
         | `Reduce -> Tactics.reduce ~pattern  
         | `Simpl -> Tactics.simpl ~pattern 
@@ -154,6 +154,13 @@ let tactic_of_ast ast =
   | GrafiteAst.Split _ -> Tactics.split
   | GrafiteAst.Symmetry _ -> Tactics.symmetry
   | GrafiteAst.Transitivity (_, term) -> Tactics.transitivity term
+  (* Implementazioni Aggiunte *)
+  | GrafiteAst.Assume (_, id, t) -> Declarative.assume id t
+  | GrafiteAst.Suppose (_, t, id) -> Declarative.suppose t id
+  | GrafiteAst.By_term_we_proved (_, t, ty, id) ->
+     Declarative.by_term_we_proved t ty id
+  | GrafiteAst.We_need_to_prove (_, t, id) -> Declarative.we_need_to_prove t id
+  | GrafiteAst.Bydone (_, t) -> Declarative.bydone t
 
 (* maybe we only need special cases for apply and goal *)
 let classify_tactic tactic = 
@@ -423,8 +430,10 @@ let refinement_toolkit = {
 let eval_coercion status ~add_composites uri =
  let status,compounds =
   GrafiteSync.add_coercion ~add_composites refinement_toolkit status uri in
- let moo_content = coercion_moo_statement_of uri in
- let status = GrafiteTypes.add_moo_content [moo_content] status in
+ let moo_content = 
+   List.map coercion_moo_statement_of (uri::compounds)
+ in
+ let status = GrafiteTypes.add_moo_content moo_content status in
   {status with GrafiteTypes.proof_status = GrafiteTypes.No_proof},
    compounds
 
@@ -517,7 +526,7 @@ let add_coercions_of_record_to_moo obj lemmas status =
           let obj,_ = 
             CicEnvironment.get_cooked_obj  CicUniv.empty_ugraph uri in
           let attrs = CicUtil.attributes_of_obj obj in
-          List.mem (`Class `Projection) attrs
+          List.mem (`Class `Coercion) attrs
         with Not_found -> assert false
       in
       (* looking at the fields we can know the 'wanted' coercions, but not the 
@@ -534,8 +543,7 @@ let add_coercions_of_record_to_moo obj lemmas status =
             | _ -> None) 
           fields
       in
-      (*
-      prerr_endline "wanted coercions:";
+      (*prerr_endline "wanted coercions:";
       List.iter 
         (fun u -> prerr_endline (UriManager.string_of_uri u)) 
         wanted_coercions; *)
@@ -544,17 +552,22 @@ let add_coercions_of_record_to_moo obj lemmas status =
           (HExtlib.filter_map 
             (fun uri ->
               let is_a_wanted_coercion = 
-                List.exists (UriManager.eq uri) wanted_coercions in
-              if is_a_coercion uri && is_a_wanted_coercion then
+                List.exists (UriManager.eq uri) wanted_coercions 
+              in
+              if is_a_coercion uri || is_a_wanted_coercion then
                 Some (uri, coercion_moo_statement_of uri)
               else
                 None) 
             lemmas)
       in
-      (* prerr_endline "actual coercions:";
+      (*prerr_endline "actual coercions:";
+      List.iter 
+        (fun u -> prerr_endline (UriManager.string_of_uri u)) 
+        coercions; 
+      prerr_endline "lemmas was:";
       List.iter 
         (fun u -> prerr_endline (UriManager.string_of_uri u)) 
-        coercions; *)
+        lemmas; *)
       let status = GrafiteTypes.add_moo_content moo_content status in 
       {status with 
         GrafiteTypes.coercions = coercions @ status.GrafiteTypes.coercions}, 
@@ -582,7 +595,7 @@ let rec eval_command = {ec_go = fun ~disambiguate_command opts status
      let moopath = 
        if Sys.file_exists moopath_r then moopath_r else
          if Sys.file_exists moopath_rw then moopath_rw else
-           raise (IncludedFileNotCompiled moopath_rw)
+           raise (IncludedFileNotCompiled (moopath_rw,baseuri))
      in
      let status = eval_from_moo.efm_go status moopath in
      status,[]