]> matita.cs.unibo.it Git - helm.git/blobdiff - helm/ocaml/cic_transformations/content2pres.ml
Improved management of conclusions, to avoid repetitions.
[helm.git] / helm / ocaml / cic_transformations / content2pres.ml
index 2404fbea3971fd2ffa99286fa53ff92bbd55f19a..cd7bac62544b101ad2be9b0d61e30d21e559713b 100644 (file)
@@ -105,6 +105,8 @@ let is_big_general countterm p =
              (match prem.Con.premise_binder with
                 Some s -> current_size + (String.length s)
               | None -> current_size + 7) 
+         | Con.Lemma lemma -> 
+             current_size + (String.length lemma.Con.lemma_name)
          | Con.Term t -> countterm current_size t
          | Con.ArgProof p -> countp current_size p
          | Con.ArgMethod s -> (maxsize + 1)) in
@@ -115,28 +117,38 @@ let is_big_general countterm p =
 let is_big = is_big_general (Cexpr2pres.countterm)
 ;;
 
-let make_row items concl =
+let get_xref =
+    let module Con = Content in
+      function
+        `Declaration d  
+      | `Hypothesis d -> d.Con.dec_id
+      | `Proof p -> p.Con.proof_id
+      | `Definition d -> d.Con.def_id
+      | `Joint jo -> jo.Con.joint_id
+;;
+
+let make_row ?(attrs=[]) items concl =
   let module P = Mpresentation in
     (match concl with 
        P.Mtable _ -> (* big! *)
-         P.Mtable ([None,"align","baseline 1"; None,"equalrows","false";
+         P.Mtable (attrs@[None,"align","baseline 1"; None,"equalrows","false";
           None,"columnalign","left"],
            [P.Mtr([],[P.Mtd ([],P.Mrow([],items))]);
             P.Mtr ([],[P.Mtd ([],P.indented concl)])])
      | _ ->  (* small *)
-       P.Mrow([],items@[P.Mspace([None,"width","0.1cm"]);concl]))
+       P.Mrow(attrs,items@[P.Mspace([None,"width","0.1cm"]);concl]))
 ;;
 
-let make_concl verb concl =
+let make_concl ?(attrs=[]) verb concl =
   let module P = Mpresentation in
     (match concl with 
        P.Mtable _ -> (* big! *)
-         P.Mtable ([None,"align","baseline 1"; None,"equalrows","false";
+         P.Mtable (attrs@[None,"align","baseline 1"; None,"equalrows","false";
           None,"columnalign","left"],
            [P.Mtr([],[P.Mtd ([],P.Mtext([None,"mathcolor","Red"],verb))]);
             P.Mtr ([],[P.Mtd ([],P.indented concl)])])
      | _ ->  (* small *)
-       P.Mrow([],
+       P.Mrow(attrs,
         [P.Mtext([None,"mathcolor","Red"],verb); 
          P.Mspace([None,"width","0.1cm"]);
          concl]))
@@ -153,14 +165,16 @@ let make_args_for_apply term2pres args =
           (match prem.Con.premise_binder with
              None -> "previous"
            | Some s -> s) in
-        P.Mi([],name)::row
+        P.smallskip::P.Mi([],name)::row
+    | Con.Lemma lemma -> 
+         P.smallskip::P.Mi([],lemma.Con.lemma_name)::row 
     | Con.Term t -> 
         if is_first then
           (term2pres t)::row
-        else P.Mspace([None,"width","0.1cm"])::P.Mi([],"_")::row
+        else P.smallskip::P.Mi([],"_")::row
     | Con.ArgProof _ 
     | Con.ArgMethod _ -> 
-       P.Mspace([None,"width","0.1cm"])::P.Mi([],"_")::row) in
+       P.smallskip::P.Mi([],"_")::row) in
  match args with 
    hd::tl -> 
      make_arg_for_apply true hd 
@@ -192,21 +206,17 @@ and proof2pres term2pres p =
            | `Hypothesis _ -> true
            | _ -> false) in
         ((List.filter is_decl p.Con.proof_context) != []) in 
+      let omit_conclusion = (not indent) && (p.Con.proof_context != []) in
       let concl = 
         (match p.Con.proof_conclude.Con.conclude_conclusion with
            None -> None
          | Some t -> Some (term2pres t)) in
       let body =
-          let presconclude = conclude2pres p.Con.proof_conclude indent in
+          let presconclude = 
+            conclude2pres p.Con.proof_conclude indent omit_conclusion in
           let presacontext = 
             acontext2pres p.Con.proof_apply_context presconclude indent in
           context2pres p.Con.proof_context presacontext in
-(*
-          P.Mtable ([("align","baseline 1");("equalrows","false");
-            ("columnalign","left")],
-            (context2pres_old p.Con.proof_context)@
-            (acontext2pres_old p.Con.proof_apply_context indent)@
-            [conclude2pres_old p.Con.proof_conclude indent]) in *)
       match p.Con.proof_name with
         None -> body
       | Some name ->
@@ -215,28 +225,44 @@ and proof2pres term2pres p =
                None -> P.Mtext([],"NO PROOF!!!")
              | Some c -> c) in 
           let action = 
-            P.Maction([None,"actiontype","toggle"],
+            P.Maction([None,"actiontype","toggle" ;
+                       None,"selection","1"],
               [(make_concl "proof of" ac);
                 body]) in
           P.Mtable ([None,"align","baseline 1"; None,"equalrows","false";
               None,"columnalign","left"],
             [P.Mtr ([],[P.Mtd ([],P.Mfenced([],[P.Mtext ([],name)]))]);
              P.Mtr ([],[P.Mtd ([], P.indented action)])])
+(*
+          P.Mtable ([None,"align","baseline 1"; None,"equalrows","false";
+              None,"columnalign","left";Some "helm", "xref", p.Con.proof_id],
+            [P.Mtr ([],[P.Mtd ([],P.Mfenced([],[P.Mtext ([],name)]))]);
+             P.Mtr ([],[P.Mtd ([], P.indented action)])]) *)
 
   and context2pres c continuation =
+    (* we generate a subtable for each context element, for selection
+       purposes 
+       The table generated by the head-element does not have an xref;
+       the whole context-proof is already selectable *)
     let module P = Mpresentation in
-    List.fold_right
-      (fun ce continuation ->
+    match c with
+      [] -> continuation
+    | hd::tl -> 
+        let continuation' =
+          List.fold_right
+            (fun ce continuation ->
+              let xref = get_xref ce in
+              P.Mtable([None,"align","baseline 1"; None,"equalrows","false";
+               None,"columnalign","left"; Some "helm", "xref", xref ],
+                [P.Mtr([Some "helm", "xref", "ce_"^xref],[P.Mtd ([],ce2pres ce)]);
+                 P.Mtr([],[P.Mtd ([], continuation)])])) tl continuation in
+         let hd_xref= get_xref hd in
          P.Mtable([None,"align","baseline 1"; None,"equalrows","false";
-          None,"columnalign","left"],
-           [P.Mtr([],[P.Mtd ([],ce2pres ce)]);
-            P.Mtr([],[P.Mtd ([], continuation)])])) c continuation
-
-  and context2pres_old c =
-    let module P = Mpresentation in
-    List.map 
-      (function ce -> P.Mtr ([], [P.Mtd ([], ce2pres ce)])) c
-
+           None,"columnalign","left"],
+             [P.Mtr([Some "helm", "xref", "ce_"^hd_xref],
+               [P.Mtd ([],ce2pres hd)]);
+             P.Mtr([],[P.Mtd ([], continuation')])])
+         
   and ce2pres =
     let module P = Mpresentation in
     let module Con = Content in
@@ -283,6 +309,7 @@ and proof2pres term2pres p =
             P.Mtext ([],"jointdef")
 
   and acontext2pres ac continuation indent =
+    let module Con = Content in
     let module P = Mpresentation in
     List.fold_right
       (fun p continuation ->
@@ -292,34 +319,33 @@ and proof2pres term2pres p =
            else 
              proof2pres p in
          P.Mtable([None,"align","baseline 1"; None,"equalrows","false";
-          None,"columnalign","left"],
-           [P.Mtr([],[P.Mtd ([],hd)]);
+          None,"columnalign","left"; Some "helm","xref",p.Con.proof_id],
+           [P.Mtr([Some "helm","xref","ace_"^p.Con.proof_id],[P.Mtd ([],hd)]);
             P.Mtr([],[P.Mtd ([], continuation)])])) ac continuation 
 
-  and acontext2pres_old ac indent =
-    let module P = Mpresentation in
-    List.map 
-      (function p -> 
-         if indent then
-           P.Mtr ([], [P.Mtd ([], P.indented (proof2pres p))])
-         else 
-           P.Mtr ([], 
-             [P.Mtd ([], proof2pres p)])) ac
-
-  and conclude2pres conclude indent =
+  and conclude2pres conclude indent omit_conclusion =
+    let module Con = Content in
     let module P = Mpresentation in
-    if indent then
-      P.indented (conclude_aux conclude)
+    let tconclude_body = 
+      match conclude.Con.conclude_conclusion with
+        Some t when not omit_conclusion ->
+          let concl = (term2pres t) in 
+          if conclude.Con.conclude_method = "BU_Conversion" then
+            make_concl "that is equivalent to" concl
+          else  
+            let conclude_body = conclude_aux conclude in
+            let ann_concl = make_concl "we conclude" concl in
+            P.Mtable ([None,"align","baseline 1"; None,"equalrows","false";
+              None,"columnalign","left"],
+                [P.Mtr ([],[P.Mtd ([],conclude_body)]);
+                 P.Mtr ([],[P.Mtd ([],ann_concl)])])
+      | _ -> conclude_aux conclude in
+    if indent then 
+      P.indented (P.Mrow ([Some "helm", "xref", conclude.Con.conclude_id],
+                    [tconclude_body]))
     else 
-      conclude_aux conclude
+      P.Mrow ([Some "helm", "xref", conclude.Con.conclude_id],[tconclude_body])
 
-  and conclude2pres_old conclude indent =
-    let module P = Mpresentation in
-    if indent then
-      P.Mtr ([], [P.Mtd ([], P.indented (conclude_aux conclude))])
-    else 
-      P.Mtr ([], 
-        [P.Mtd ([], conclude_aux conclude)])
 
   and conclude_aux conclude =
     let module Con = Content in
@@ -343,11 +369,7 @@ and proof2pres term2pres p =
          P.Mtr([],[P.Mtd([],make_concl "or equivalently" synth)]);
          P.Mtr([],[P.Mtd([],proof2pres subproof)])])
     else if conclude.Con.conclude_method = "BU_Conversion" then
-      let conclusion = 
-      (match conclude.Con.conclude_conclusion with 
-         None -> P.Mtext([],"NO Conclusion!!!")
-       | Some c -> term2pres c) in
-      make_concl "that is equivalent to" conclusion
+      assert false
     else if conclude.Con.conclude_method = "Exact" then
       let conclusion = 
         (match conclude.Con.conclude_conclusion with 
@@ -360,6 +382,10 @@ and proof2pres term2pres p =
       make_row 
         [arg;P.Mspace([None,"width","0.1cm"]);P.Mtext([],"proves")] conclusion
     else if conclude.Con.conclude_method = "Intros+LetTac" then
+      (match conclude.Con.conclude_args with
+         [Con.ArgProof p] -> proof2pres p
+       | _ -> assert false)
+(* OLD CODE 
       let conclusion = 
       (match conclude.Con.conclude_conclusion with 
          None -> P.Mtext([],"NO Conclusion!!!")
@@ -371,8 +397,9 @@ and proof2pres term2pres p =
               None,"columnalign","left"],
               [P.Mtr([],[P.Mtd([],proof2pres p)]);
                P.Mtr([],[P.Mtd([],
-                (make_concl "we proved *" conclusion))])]);
+                (make_concl "we proved 1" conclusion))])]);
        | _ -> assert false)
+*)
     else if (conclude.Con.conclude_method = "ByInduction") then
       byinduction conclude
     else if (conclude.Con.conclude_method = "Rewrite") then
@@ -387,7 +414,17 @@ and proof2pres term2pres p =
       let term2 = 
         (match List.nth conclude.Con.conclude_args 5 with
            Con.Term t -> term2pres t
-         | _ -> assert false) in  
+         | _ -> assert false) in
+      P.Mtable ([None,"align","baseline 1";None,"equalrows","false";
+        None,"columnalign","left"], 
+         [P.Mtr ([],[P.Mtd ([],P.Mrow([],[
+          P.Mtext([None,"mathcolor","Red"],"rewrite");
+          P.Mspace([None,"width","0.1cm"]);term1;
+          P.Mspace([None,"width","0.1cm"]);
+          P.Mtext([None,"mathcolor","Red"],"with");
+          P.Mspace([None,"width","0.1cm"]);term2]))]);
+          P.Mtr ([],[P.Mtd ([],P.indented justif)])]);
+(* OLD CODE   
       let conclusion = 
         (match conclude.Con.conclude_conclusion with 
            None -> P.Mtext([],"NO Conclusion!!!")
@@ -401,10 +438,15 @@ and proof2pres term2pres p =
                P.Mtext([None,"mathcolor","Red"],"with");
                P.Mspace([None,"width","0.1cm"]);term2]))]);
               P.Mtr ([],[P.Mtd ([],P.indented justif)]);
-              P.Mtr ([],[P.Mtd ([],make_concl "we proved" conclusion)])])
+              P.Mtr ([],[P.Mtd ([],make_concl "we proved 2" conclusion)])]) *)
     else if conclude.Con.conclude_method = "Apply" then
       let pres_args = 
-        make_args_for_apply term2pres conclude.Con.conclude_args in 
+        make_args_for_apply term2pres conclude.Con.conclude_args in
+      P.Mrow([],
+        P.Mtext([None,"mathcolor","Red"],"by")::
+        P.Mspace([None,"width","0.1cm"])::
+        P.Mo([],"(")::pres_args@[P.Mo([],")")])
+(* OLD CODE 
       let by = 
          P.Mrow([],
            P.Mtext([None,"mathcolor","Red"],"by")::P.Mspace([None,"width","0.1cm"])::
@@ -413,12 +455,13 @@ and proof2pres term2pres p =
         None -> P.Mrow([],[P.Mtext([],"QUA");by])
       | Some t ->
          let concl = (term2pres t) in
-         let ann_concl = make_concl "we proved" concl in
+         let ann_concl = make_concl "we proved 3" concl in
          P.Mtable ([None,"align","baseline 1"; None,"equalrows","false";
-            None,"columnalign","left"],
+            None,"columnalign","left"; 
+            Some "helm", "xref", conclude.Con.conclude_id],
              [P.Mtr ([],[P.Mtd ([],by)]);
-              P.Mtr ([],[P.Mtd ([],ann_concl)])])
-    else let body =
+              P.Mtr ([],[P.Mtd ([],ann_concl)])]) *)
+    else 
       P.Mtable 
         ([None,"align","baseline 1"; None,"equalrows","false"; None,"columnalign","left"],
          [P.Mtr ([],[P.Mtd ([],P.Mtext([],"Apply method" ^ conclude.Con.conclude_method ^ " to"))]);
@@ -428,16 +471,17 @@ and proof2pres term2pres p =
                (P.Mtable 
                  ([None,"align","baseline 1"; None,"equalrows","false";
                    None,"columnalign","left"],
-                  args2pres conclude.Con.conclude_args))))])]) in
+                  args2pres conclude.Con.conclude_args))))])]) 
+(* OLD CODE 
      match conclude.Con.conclude_conclusion with
        None -> body
      | Some t ->
          let concl = (term2pres t) in
-         let ann_concl = make_concl "we proved" concl in
+         let ann_concl = make_concl "we proved 4" concl in
          P.Mtable ([None,"align","baseline 1"; None,"equalrows","false";
             None,"columnalign","left"],
              [P.Mtr ([],[P.Mtd ([],body)]);
-              P.Mtr ([],[P.Mtd ([],ann_concl)])])
+              P.Mtr ([],[P.Mtd ([],ann_concl)])]) *)
 
   and args2pres l =
     let module P = Mpresentation in
@@ -452,6 +496,8 @@ and proof2pres term2pres p =
           P.Mtext ([],"aux " ^ n)
       | Con.Premise prem -> 
           P.Mtext ([],"premise")
+      | Con.Lemma lemma ->
+          P.Mtext ([],"lemma")
       | Con.Term t -> 
           term2pres t
       | Con.ArgProof p ->
@@ -482,6 +528,7 @@ and proof2pres term2pres p =
               (match prem.Con.premise_binder with
                  None -> P.Mtext ([],"the previous result")
                | Some n -> P.Mi([],n))
+           | Con.Lemma lemma -> P.Mi([],lemma.Con.lemma_name)
            | Con.Term t -> 
                term2pres t
            | Con.ArgProof p ->
@@ -491,14 +538,21 @@ and proof2pres term2pres p =
         (make_concl "we proceede by induction on" arg) in
      let to_prove =
         (make_concl "to prove" proof_conclusion) in
+     P.Mtable 
+       ([None,"align","baseline 1"; None,"equalrows","false"; 
+         None,"columnalign","left"],
+          P.Mtr ([],[P.Mtd ([],induction_on)])::
+          P.Mtr ([],[P.Mtd ([],to_prove)])::
+          (make_cases args_for_cases))
+(* OLD CODE   
      let we_proved = 
-        (make_concl "we proved" proof_conclusion) in
+        (make_concl "we proved 5" proof_conclusion) in 
      P.Mtable 
        ([None,"align","baseline 1"; None,"equalrows","false"; None,"columnalign","left"],
           P.Mtr ([],[P.Mtd ([],induction_on)])::
           P.Mtr ([],[P.Mtd ([],to_prove)])::
           (make_cases args_for_cases) @
-          [P.Mtr ([],[P.Mtd ([],we_proved)])]) 
+          [P.Mtr ([],[P.Mtd ([],we_proved)])]) *)
     
     and make_cases args_for_cases =
     let module P = Mpresentation in
@@ -547,7 +601,7 @@ and proof2pres term2pres p =
              | Some t -> term2pres t) in
           let asubconcl =
              P.Mtr([],[P.Mtd([],
-              make_concl "the thesis becomes" subconcl)]) in
+              P.indented (make_concl "the thesis becomes" subconcl))]) in
           let induction_hypothesis = 
             (match indhyps with
               [] -> []
@@ -576,9 +630,11 @@ and proof2pres term2pres p =
                text::hyps) in          
           (* let acontext = 
                acontext2pres_old p.Con.proof_apply_context true in *)
-          let body = conclude2pres p.Con.proof_conclude true in
+          let body = conclude2pres p.Con.proof_conclude true false in
           let presacontext = 
-            acontext2pres p.Con.proof_apply_context body true in
+            P.Maction([None,"actiontype","toggle" ; None,"selection","1"],
+              [P.indented (P.Mtext([None,"mathcolor","Red"],"Proof"));
+               acontext2pres p.Con.proof_apply_context body true]) in
           P.Mtable ([None,"align","baseline 1"; None,"equalrows","false";
              None,"columnalign","left"],
              pattern::asubconcl::induction_hypothesis@
@@ -620,66 +676,75 @@ let content2pres term2pres (id,params,metasenv,obj) =
          (match metasenv with
              None -> []
            | Some metasenv' ->
-              (P.Mtr []
+              [P.Mtr []
                 [P.Mtd []
-                  (P.Mrow []
-                    [P.Mtext [] "CONJECTURES:"])]) ::
-               List.map
-                (function
-                  (id,n,context,ty) ->
-                    P.Mtr []
-                     [P.Mtd []
-                      (P.Mrow []
-                        (List.map
-                          (function
-                              (_,None) ->
-                                P.Mrow []
-                                 [ P.Mi [] "_" ;
-                                   P.Mo [] ":?" ;
-                                   P.Mi [] "_"]
-                            | (_,Some (`Declaration d))
-                            | (_,Some (`Hypothesis d)) ->
-                               let
-                                { K.dec_name = dec_name ;
-                                  K.dec_type = ty } = d
-                                in
-                                 P.Mrow []
-                                  [ P.Mi []
-                                     (match dec_name with
-                                         None -> "_"
-                                       | Some n -> n) ;
-                                    P.Mo [] ":" ;
-                                    term2pres ty]
-                            | (_,Some (`Definition d)) ->
-                               let
-                                { K.def_name = def_name ;
-                                  K.def_term = bo } = d
-                                in
-                                 P.Mrow []
-                                  [ P.Mi []
-                                     (match def_name with
-                                         None -> "_"
-                                       | Some n -> n) ;
-                                    P.Mo [] ":=" ;
-                                    term2pres bo]
-                            | (_,Some (`Proof p)) ->
-                               let proof_name = p.K.proof_name in
-                                P.Mrow []
-                                 [ P.Mi []
-                                    (match proof_name with
-                                        None -> "_"
-                                      | Some n -> n) ;
-                                   P.Mo [] ":=" ;
-                                   proof2pres term2pres p]
-                          ) context @
-                        [ P.Mo [] "|-" ] @
-                        [ P.Mi [] (string_of_int n) ;
-                          P.Mo [] ":" ;
-                          term2pres ty ]
-                      ))
-                     ]
-                ) metasenv'
-         ) @
+                  (* Conjectures are in their own table to make *)
+                  (* diffing the DOM trees easier.              *)
+                  (P.Mtable
+                    [None,"align","baseline 1";
+                     None,"equalrows","false";
+                     None,"columnalign","left"]
+                   ((P.Mtr []
+                      [P.Mtd []
+                       (P.Mrow []
+                         [P.Mtext [] "CONJECTURES:"])])::
+                    List.map
+                     (function
+                       (id,n,context,ty) ->
+                         P.Mtr []
+                          [P.Mtd []
+                           (P.Mrow []
+                             (List.map
+                               (function
+                                   (_,None) ->
+                                     P.Mrow []
+                                      [ P.Mi [] "_" ;
+                                        P.Mo [] ":?" ;
+                                        P.Mi [] "_"]
+                                 | (_,Some (`Declaration d))
+                                 | (_,Some (`Hypothesis d)) ->
+                                    let
+                                     { K.dec_name = dec_name ;
+                                       K.dec_type = ty } = d
+                                     in
+                                      P.Mrow []
+                                       [ P.Mi []
+                                          (match dec_name with
+                                              None -> "_"
+                                            | Some n -> n) ;
+                                         P.Mo [] ":" ;
+                                         term2pres ty]
+                                 | (_,Some (`Definition d)) ->
+                                    let
+                                     { K.def_name = def_name ;
+                                       K.def_term = bo } = d
+                                     in
+                                      P.Mrow []
+                                       [ P.Mi []
+                                          (match def_name with
+                                              None -> "_"
+                                            | Some n -> n) ;
+                                         P.Mo [] ":=" ;
+                                         term2pres bo]
+                                 | (_,Some (`Proof p)) ->
+                                    let proof_name = p.K.proof_name in
+                                     P.Mrow []
+                                      [ P.Mi []
+                                         (match proof_name with
+                                             None -> "_"
+                                           | Some n -> n) ;
+                                        P.Mo [] ":=" ;
+                                        proof2pres term2pres p]
+                               ) context @
+                             [ P.Mo [] "|-" ] @
+                             [ P.Mi [] (string_of_int n) ;
+                               P.Mo [] ":" ;
+                               term2pres ty ]
+                           ))
+                          ]
+                     ) metasenv'
+                  ))]]
+         )  @
         [P.Mtr []
           [P.Mtd []
             (P.Mrow []