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[helm.git] / helm / ocaml / cic_transformations / content2pres.ml
index 575bb687af1eea1966a5aa59138b26afacc06e45..e8699b8b4445d24f04d585b6c7c21dbbcbb18ada 100644 (file)
@@ -157,29 +157,34 @@ let make_concl ?(attrs=[]) verb concl =
 let make_args_for_apply term2pres args =
  let module Con = Content in
  let module P = Mpresentation in
- let rec make_arg_for_apply is_first arg row = 
-   (match arg with 
+ let make_arg_for_apply is_first arg row = 
+  let res =
+   match arg with 
       Con.Aux n -> assert false
     | Con.Premise prem -> 
         let name = 
           (match prem.Con.premise_binder with
              None -> "previous"
            | Some s -> s) in
-        P.smallskip::P.Mi([],name)::row
+        P.Mi([],name)::row
     | Con.Lemma lemma -> 
-         P.smallskip::P.Mi([],lemma.Con.lemma_name)::row 
+         P.Mi([],lemma.Con.lemma_name)::row 
     | Con.Term t -> 
         if is_first then
           (term2pres t)::row
-        else P.smallskip::P.Mi([],"_")::row
+        else P.Mi([],"_")::row
     | Con.ArgProof _ 
     | Con.ArgMethod _ -> 
-       P.smallskip::P.Mi([],"_")::row) in
- match args with 
-   hd::tl -> 
-     make_arg_for_apply true hd 
-       (List.fold_right (make_arg_for_apply false) tl [])
- | _ -> assert false;;
+       P.Mi([],"_")::row
+  in
+   if is_first then res else P.smallskip::res
+ in
+  match args with 
+    hd::tl -> 
+      make_arg_for_apply true hd 
+        (List.fold_right (make_arg_for_apply false) tl [])
+  | _ -> assert false
+;;
 
 let rec justification term2pres p = 
   let module Con = Content in
@@ -192,7 +197,7 @@ let rec justification term2pres p =
       make_args_for_apply term2pres p.Con.proof_conclude.Con.conclude_args in
     P.Mrow([],
       P.Mtext([None,"mathcolor","Red"],"by")::P.Mspace([None,"width","0.1cm"])::
-      P.Mtext([],"(")::pres_args@[P.Mtext([],")")]) 
+      P.Mo([],"(")::pres_args@[P.Mo([],")")]) 
   else proof2pres term2pres p 
      
 and proof2pres term2pres p =
@@ -231,7 +236,8 @@ and proof2pres term2pres p =
             | Some ac ->
                P.Maction
                  ([None,"actiontype","toggle" ; None,"selection","1"],
-                  [(make_concl "proof of" ac); body])
+                  [(make_concl ~attrs:[Some "helm", "xref", p.Con.proof_id]
+                     "proof of" ac); body])
           in
           P.Mtable ([None,"align","baseline 1"; None,"equalrows","false";
               None,"columnalign","left"],
@@ -290,9 +296,9 @@ and proof2pres term2pres p =
                 P.Mrow ([],
                   [P.Mtext([None,"mathcolor","Red"],"Suppose");
                    P.Mspace([None,"width","0.1cm"]);
-                   P.Mtext([],"(");
+                   P.Mo([],"(");
                    P.Mi ([],s);
-                   P.Mtext([],")");
+                   P.Mo([],")");
                    P.Mspace([None,"width","0.1cm"]);
                    ty])
             | None -> 
@@ -340,6 +346,9 @@ and proof2pres term2pres p =
           let concl = (term2pres t) in 
           if conclude.Con.conclude_method = "BU_Conversion" then
             make_concl "that is equivalent to" concl
+          else if conclude.Con.conclude_method = "FalseInd" then
+           (* false ind is in charge to add the conclusion *)
+           falseind conclude
           else  
             let conclude_body = conclude_aux conclude in
             let ann_concl = 
@@ -420,6 +429,8 @@ and proof2pres term2pres p =
       exists conclude
     else if (conclude.Con.conclude_method = "AndInd") then
       andind conclude
+    else if (conclude.Con.conclude_method = "FalseInd") then
+      falseind conclude
     else if (conclude.Con.conclude_method = "Rewrite") then
       let justif = 
         (match (List.nth conclude.Con.conclude_args 6) with
@@ -442,21 +453,6 @@ and proof2pres term2pres p =
           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!!!")
-         | Some c -> term2pres c) 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)]);
-              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
@@ -464,21 +460,6 @@ and proof2pres term2pres p =
         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"])::
-           P.Mo([],"(")::pres_args@[P.Mo([],")")]) in 
-      match conclude.Con.conclude_conclusion with
-        None -> P.Mrow([],[P.Mtext([],"QUA");by])
-      | Some t ->
-         let concl = (term2pres t) in
-         let ann_concl = make_concl "we proved 3" concl in
-         P.Mtable ([None,"align","baseline 1"; None,"equalrows","false";
-            None,"columnalign","left"; 
-            Some "helm", "xref", conclude.Con.conclude_id],
-             [P.Mtr ([],[P.Mtd ([],by)]);
-              P.Mtr ([],[P.Mtd ([],ann_concl)])]) *)
     else 
       P.Mtable 
         ([None,"align","baseline 1"; None,"equalrows","false"; None,"columnalign","left"],
@@ -490,16 +471,6 @@ and proof2pres term2pres p =
                  ([None,"align","baseline 1"; None,"equalrows","false";
                    None,"columnalign","left"],
                   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 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)])]) *)
 
   and args2pres l =
     let module P = Mpresentation in
@@ -626,9 +597,9 @@ and proof2pres term2pres p =
                           None -> "no name"
                         | Some s -> s) in
                      P.indented (P.Mrow ([],
-                       [P.Mtext([],"(");
+                       [P.Mo([],"(");
                         P.Mi ([],name);
-                        P.Mtext([],")");
+                        P.Mo([],")");
                         P.Mspace([None,"width","0.1cm"]);
                         term2pres h.Con.dec_type]))
                    | _ -> assert false in
@@ -641,8 +612,16 @@ and proof2pres term2pres p =
                acontext2pres_old p.Con.proof_apply_context true in *)
           let body = conclude2pres p.Con.proof_conclude true false in
           let presacontext = 
+           let acontext_id =
+            match p.Con.proof_apply_context with
+               [] -> p.Con.proof_conclude.Con.conclude_id
+             | {Con.proof_id = id}::_ -> id
+           in
             P.Maction([None,"actiontype","toggle" ; None,"selection","1"],
-              [P.indented (P.Mtext([None,"mathcolor","Red"],"Proof"));
+              [P.indented
+               (P.Mtext
+                 ([None,"mathcolor","Red" ;
+                   Some "helm", "xref", acontext_id],"Proof")) ;
                acontext2pres p.Con.proof_apply_context body true]) in
           P.Mtable ([None,"align","baseline 1"; None,"equalrows","false";
              None,"columnalign","left"],
@@ -650,6 +629,34 @@ and proof2pres term2pres p =
               [P.Mtr([],[P.Mtd([],presacontext)])])
        | _ -> assert false 
 
+     and falseind conclude =
+       let module P = Mpresentation in
+       let module Con = Content in
+       let proof_conclusion = 
+         (match conclude.Con.conclude_conclusion with
+            None -> P.Mtext([],"No conclusion???")
+          | Some t -> term2pres t) in
+       let case_arg = 
+         (match conclude.Con.conclude_args with
+             [Con.Aux(n);_;case_arg] -> case_arg
+           | _ -> assert false;
+             (* 
+             List.map (ContentPp.parg 0) conclude.Con.conclude_args;
+             assert false *)) in
+       let arg = 
+         (match case_arg with
+             Con.Aux n -> assert false
+           | Con.Premise prem ->
+              (match prem.Con.premise_binder with
+                 None -> [P.Mtext([],"Contradiction, hence")]
+               | Some n -> 
+                  [P.Mi([],n);P.smallskip;P.Mtext([],"is contradictory, hence")])
+           | Con.Lemma lemma -> 
+               [P.Mi([],lemma.Con.lemma_name);P.smallskip;P.Mtext([],"is contradictory, hence")]
+           | _ -> assert false) in
+            (* let body = proof2pres {proof with Con.proof_context = tl} in *)
+       make_row arg proof_conclusion
+
      and andind conclude =
        let module P = Mpresentation in
        let module Con = Content in
@@ -812,13 +819,13 @@ let content2pres term2pres (id,params,metasenv,obj) =
                            (P.Mrow [Some "helm", "xref", id]
                              (List.map
                                (function
-                                   (_,None) ->
+                                   None ->
                                      P.Mrow []
                                       [ P.Mi [] "_" ;
                                         P.Mo [] ":?" ;
                                         P.Mi [] "_"]
-                                 | (_,Some (`Declaration d))
-                                 | (_,Some (`Hypothesis d)) ->
+                                 | Some (`Declaration d)
+                                 | Some (`Hypothesis d) ->
                                     let
                                      { K.dec_name = dec_name ;
                                        K.dec_type = ty } = d
@@ -830,7 +837,7 @@ let content2pres term2pres (id,params,metasenv,obj) =
                                             | Some n -> n) ;
                                          P.Mo [] ":" ;
                                          term2pres ty]
-                                 | (_,Some (`Definition d)) ->
+                                 | Some (`Definition d) ->
                                     let
                                      { K.def_name = def_name ;
                                        K.def_term = bo } = d
@@ -842,7 +849,7 @@ let content2pres term2pres (id,params,metasenv,obj) =
                                             | Some n -> n) ;
                                          P.Mo [] ":=" ;
                                          term2pres bo]
-                                 | (_,Some (`Proof p)) ->
+                                 | Some (`Proof p) ->
                                     let proof_name = p.K.proof_name in
                                      P.Mrow []
                                       [ P.Mi []
@@ -851,7 +858,7 @@ let content2pres term2pres (id,params,metasenv,obj) =
                                            | Some n -> n) ;
                                         P.Mo [] ":=" ;
                                         proof2pres term2pres p]
-                               ) context @
+                               ) (List.rev context) @
                              [ P.Mo [] "|-" ] @
                              [ P.Mi [] (string_of_int n) ;
                                P.Mo [] ":" ;