lib/IFMapper/Room.rb in ifmapper-0.9.5 vs lib/IFMapper/Room.rb in ifmapper-0.9.6

@@ -74,12 +74,10 @@
 
   #
   # Return the number of exits present in room
   #
   def num_exits
-    num = 0
-    @exits.each { |e| num += 1 if e }
-    return num
+    return @exits.nitems
   end
 
   #
   # Return a direction from the vector of the exit that would take
   # us to the 'b' room more cleanly.