X-Git-Url: http://git.nguyen.vg/gitweb/?a=blobdiff_plain;f=ptset.ml;fp=ptset.ml;h=4fc92d6f053cbb168771565af6d8c7cb4c86f0c5;hb=04639fe524ee20f7f84c8b08387312d714c9bd56;hp=3185da4ea97a214875b9073266165d58647f3fab;hpb=70ff0bfc463882ecf233f1b1a7ac4a8007fa4cc2;p=SXSI%2Fxpathcomp.git

diff --git a/ptset.ml b/ptset.ml
index 3185da4..4fc92d6 100644
--- a/ptset.ml
+++ b/ptset.ml
@@ -377,15 +377,25 @@ let from_list l = List.fold_left (fun acc e -> add e acc) empty l
 
 end
 
-module Int : S with type elt = int 
-  =
-  Make ( struct type t = int 
-		type data = t
-		external hash : t -> int = "%identity"
-		external uid : t -> int = "%identity"
-		let equal : t -> t -> bool = (==)
-		external make : t -> int = "%identity"
-		external node : t -> int = "%identity"
-		  
-	 end
-       ) 
+module Int : sig
+  include S with type elt = int
+  val print : Format.formatter -> t -> unit
+end
+  = 
+struct
+  include Make ( struct type t = int 
+			type data = t
+			external hash : t -> int = "%identity"
+			external uid : t -> int = "%identity"
+			let equal : t -> t -> bool = (==)
+			external make : t -> int = "%identity"
+			external node : t -> int = "%identity"
+			  
+		 end
+	       ) 
+  let print ppf s = 
+    Format.pp_print_string ppf "{ ";
+    iter (fun i -> Format.fprintf ppf "%i " i) s;
+    Format.pp_print_string ppf "}";
+    Format.pp_print_flush ppf ()
+ end