more push/pop to avoid confusion with imperative data structures employed by

[helm.git] / helm / software / components / ng_kernel / nCicPp.ml

diff --git a/helm/software/components/ng_kernel/nCicPp.ml b/helm/software/components/ng_kernel/nCicPp.ml
index e8177755c79a15faf12b7c9ee09f5d82881b98e2..00ea9f24e32e5a79b2a71877d6361c9e13cd9a49 100644 (file)
--- a/helm/software/components/ng_kernel/nCicPp.ml
+++ b/helm/software/components/ng_kernel/nCicPp.ml
@@ -1,5 +1,19 @@
+(*
+    ||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")
+  ref (fun ~context:_ ~subst:_ ~metasenv:_ ?inside_fix _ -> 
+         ignore (inside_fix) ; "Please, set a pp callback")
 ;;
 
 let set_ppterm f = ppterm := f;;
@@ -14,36 +28,33 @@ 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
+    | R.Ref (u,R.Con (i,j,_)) -> 
+        (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
+    | R.Ref (u,(R.Decl | R.Def _)) -> 
+        (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
+    | R.Ref (u,(R.Fix (i,_,_)|R.CoFix i)) ->
+        (match NCicLibrary.get_obj u with
         | _,_,_,_, C.Fixpoint (_,fl,_) -> 
             if pp_fix_name then
               let _,name,_,_,_ = List.nth fl i in name
             else 
-              let name = NUri.string_of_uri u in 
-              let name = Filename.basename name in
-              let name = Filename.chop_extension name in
-              name ^"("^ string_of_int i ^ ")"
+              NUri.name_of_uri u ^"("^ string_of_int i ^ ")"
         | _ -> assert false)
-  with exn -> R.string_of_reference r
+  with NCicLibrary.ObjectNotFound _ -> R.string_of_reference r
 ;;
 
-let trivial_pp_term ~context ~subst ~metasenv ?(inside_fix=false) t = 
+let trivial_pp_term ~context ~subst:_ ~metasenv:_ ?(inside_fix=false) t = 
   let buff = Buffer.create 100 in
   let f = Format.formatter_of_buffer buff in
   let module F = Format in
@@ -52,7 +63,7 @@ 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 "(";
@@ -123,8 +134,15 @@ let trivial_pp_term ~context ~subst ~metasenv ?(inside_fix=false) t =
    | C.Implicit _ -> F.fprintf f "?"
    | C.Meta (n,_) -> F.fprintf f "?%d" n
    | C.Sort C.Prop -> F.fprintf f "Prop"
-   | C.Sort C.CProp -> F.fprintf f "CProp"
-   | C.Sort (C.Type n) -> F.fprintf f "Type%d" n
+   | C.Sort (C.Type []) -> F.fprintf f "IllFormedUniverse"
+   | C.Sort (C.Type [false, u]) -> F.fprintf f "%s" (NUri.name_of_uri u)
+   | C.Sort (C.Type [true, u]) -> F.fprintf f "S(%s)" (NUri.name_of_uri u)
+   | C.Sort (C.Type l) -> 
+       F.fprintf f "Max(";
+       aux ctx (C.Sort (C.Type [List.hd l]));
+       List.iter (fun x -> F.fprintf f ",";aux ctx (C.Sort (C.Type [x])))
+        (List.tl l);
+       F.fprintf f ")"
   in 
   aux ~toplevel:true (List.map fst context) t;
   F.fprintf f "@?";
@@ -142,7 +160,7 @@ let ppobj = function
           ppterm ~metasenv ~subst ~context:[] ~inside_fix:true bo) fl)
   | (u,_,metasenv,subst,NCic.Inductive (b, leftno,tyl, _)) -> 
       "{"^NUri.string_of_uri u^"} with "^string_of_int leftno^" fixed params\n"^
-      "inductive "^
+      (if b then "inductive " else "coinductive ")^
       String.concat "\nand "
         (List.map (fun (_,name,ty,cl) ->
           name^": "^ppterm ~metasenv ~subst ~context:[] ty^ " :=\n"^