Only print ∑ instead of ∑-{} when the set is universal.

[tatoo.git] / src / utils / qNameSet.ml

diff --git a/src/utils/qNameSet.ml b/src/utils/qNameSet.ml
index e1fa8a1..934d2de 100644 (file)
--- a/src/utils/qNameSet.ml
+++ b/src/utils/qNameSet.ml
@@ -14,7 +14,7 @@
 (***********************************************************************)
 
 (*
-  Time-stamp: <Last modified on 2013-01-30 19:07:29 CET by Kim Nguyen>
+  Time-stamp: <Last modified on 2013-03-04 17:42:09 CET by Kim Nguyen>
 *)
 
 include FiniteCofinite.Make(Ptset.Make(QName))
@@ -24,17 +24,16 @@ let print_finite fmt e conv =
   Pretty.print_list ~sep:"," QName.print fmt (conv e);
   Format.fprintf fmt "}"
 
-let printer fmt e test conv inv  =
+let printer fmt e test conv inv is_any =
   if test e then print_finite fmt e conv
-  else begin
-    Format.fprintf fmt "%s \\ " Pretty.big_sigma;
-    print_finite fmt (inv e) conv
-  end
+  else
+    let () = Format.fprintf fmt "%s" Pretty.big_sigma in
+    if not (is_any e) then begin Format.fprintf fmt "-";print_finite fmt (inv e) conv end
 
-let print fmt e = printer fmt e is_finite elements complement
+let print fmt e = printer fmt e is_finite elements complement is_any
 
 module Weak =
 struct
   include FiniteCofinite.Weak(Ptset.Weak(QName))
-  let print fmt e =  printer fmt e is_finite elements complement
+  let print fmt e =  printer fmt e is_finite elements complement is_any
 end