X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fcomponents%2Fng_kernel%2FnCicPp.ml;h=8884621cbd59508504d89bd0f741e4cd062ecc06;hb=419b8fd3c58efbcc5de030ee6b164dc93c5d83db;hp=8bcbf6ad9755d0a5fc43a7a5cc686f09e0c8ffbe;hpb=34b3404a33922e9c4b8f25c7b14dadd260990de3;p=helm.git

diff --git a/helm/software/components/ng_kernel/nCicPp.ml b/helm/software/components/ng_kernel/nCicPp.ml
index 8bcbf6ad9..8884621cb 100644
--- a/helm/software/components/ng_kernel/nCicPp.ml
+++ b/helm/software/components/ng_kernel/nCicPp.ml
@@ -1,3 +1,16 @@
+(*
+    ||M||  This file is part of HELM, an Hypertextual, Electronic        
+    ||A||  Library of Mathematics, developed at the Computer Science     
+    ||T||  Department, University of Bologna, Italy.                     
+    ||I||                                                                
+    ||T||  HELM is free software; you can redistribute it and/or         
+    ||A||  modify it under the terms of the GNU General Public License   
+    \   /  version 2 or (at your option) any later version.      
+     \ /   This software is distributed as is, NO WARRANTY.     
+      V_______________________________________________________________ *)
+
+(* $Id$ *)
+
 let ppterm = 
   ref (fun ~context ~subst ~metasenv ?inside_fix t -> "Please, set a pp callback")
 ;;
@@ -14,23 +27,23 @@ module R = NReference
 let r2s pp_fix_name r = 
   try
     match r with
-    | R.Ref (_,u,R.Ind i) -> 
-        (match snd(NCicEnvironment.get_obj u) with
+    | R.Ref (_,u,R.Ind (_,i)) -> 
+        (match NCicLibrary.get_obj u with
         | _,_,_,_, C.Inductive (_,_,itl,_) ->
             let _,name,_,_ = List.nth itl i in name
         | _ -> assert false)
     | R.Ref (_,u,R.Con (i,j)) -> 
-        (match snd(NCicEnvironment.get_obj u) with
+        (match NCicLibrary.get_obj u with
         | _,_,_,_, C.Inductive (_,_,itl,_) ->
             let _,_,_,cl = List.nth itl i in
             let _,name,_ = List.nth cl (j-1) in name
         | _ -> assert false)
     | R.Ref (_,u,(R.Decl | R.Def )) -> 
-        (match snd(NCicEnvironment.get_obj u) with
+        (match NCicLibrary.get_obj u with
         | _,_,_,_, C.Constant (_,name,_,_,_) -> name
         | _ -> assert false)
     | R.Ref (_,u,(R.Fix (i,_)|R.CoFix i)) ->
-        (match snd(NCicEnvironment.get_obj u) with
+        (match NCicLibrary.get_obj u with
         | _,_,_,_, C.Fixpoint (_,fl,_) -> 
             if pp_fix_name then
               let _,name,_,_,_ = List.nth fl i in name
@@ -52,12 +65,14 @@ let trivial_pp_term ~context ~subst ~metasenv ?(inside_fix=false) t =
          (try 
             let name = List.nth ctx (m-1) in
             F.fprintf f "%s" (if name = "_" then "__"^string_of_int m else name)
-         with Failure _ -> F.fprintf f " -%d" (m - List.length context))
+         with Failure _ -> F.fprintf f " -%d" (m - List.length ctx))
    | C.Const r -> F.fprintf f "%s" (r2s inside_fix r)
    | C.Prod ("_",s,t) -> 
        if not toplevel then F.fprintf f "(";
        F.fprintf f "@[<hov 1>";
-       aux ~toplevel:true ctx s; 
+       (match s with 
+       | C.Prod ("_",_,_) -> aux ~toplevel:false ctx s 
+       | _ -> aux ~toplevel:true ctx s);
        F.fprintf f "@;→ ";
        aux ~toplevel:true ("_"::ctx) t;
        F.fprintf f "@]";
@@ -132,15 +147,15 @@ let trivial_pp_term ~context ~subst ~metasenv ?(inside_fix=false) t =
 let ppobj = function
   | (u,_,metasenv,subst,NCic.Fixpoint (b, fl, _)) -> 
       "{"^NUri.string_of_uri u^"}\n"^
-      "let rec "^
+      (if b then "let rec " else "let corec ") ^
        String.concat "\nand " 
         (List.map (fun (_,name,n,ty,bo) ->
           name^ " on " ^ string_of_int n ^ " : " ^ 
           ppterm ~metasenv ~subst ~context:[] ty ^ " :=\n"^
           ppterm ~metasenv ~subst ~context:[] ~inside_fix:true bo) fl)
   | (u,_,metasenv,subst,NCic.Inductive (b, leftno,tyl, _)) -> 
-      "{"^NUri.string_of_uri u^"}\n"^
-      "inductive ("^string_of_int leftno^") "^
+      "{"^NUri.string_of_uri u^"} with "^string_of_int leftno^" fixed params\n"^
+      "inductive "^
       String.concat "\nand "
         (List.map (fun (_,name,ty,cl) ->
           name^": "^ppterm ~metasenv ~subst ~context:[] ty^ " :=\n"^
@@ -149,10 +164,23 @@ let ppobj = function
            "  | "^name^": "^ppterm ~metasenv ~subst ~context:[] ty)
            cl)) tyl) ^ "."
   | (u,_,metasenv,subst,NCic.Constant (_,name,None,ty, _)) -> 
+      "{"^NUri.string_of_uri u^"}\n"^
         "axiom " ^ name ^ " : " ^ 
           ppterm ~metasenv ~subst ~context:[] ty ^ "\n"
   | (u,_,metasenv,subst,NCic.Constant (_,name,Some bo,ty, _)) ->
+      "{"^NUri.string_of_uri u^"}\n"^
         "definition " ^ name ^ " : " ^ 
           ppterm ~metasenv ~subst ~context:[] ty ^ " := \n"^
           ppterm ~metasenv ~subst ~context:[] bo ^ "\n"
 ;;
+
+let rec ppcontext ~subst ~metasenv = function
+  | [] -> ""
+  | (name, NCic.Decl t) :: tl -> 
+      ppcontext ~subst ~metasenv tl ^
+      name ^ ": " ^ ppterm ~subst ~metasenv ~context:tl t ^ "\n"
+  | (name, NCic.Def (bo,ty)) :: tl->
+      ppcontext ~subst ~metasenv tl ^
+      name ^ ": " ^ ppterm ~subst ~metasenv ~context:tl ty ^ 
+      " := " ^ ppterm ~subst ~metasenv ~context:tl bo ^ "\n"
+;;