lib/procemon/mpatch/class.rb in procemon-0.0.4 vs lib/procemon/mpatch/class.rb in procemon-0.0.5

@@ -24,10 +24,14 @@
   end
 
   # Iterates over all subclasses (direct and indirect)
   def each_subclass
     ObjectSpace.each_object(Class) { | candidate |
-      yield candidate if candidate < self
+      begin
+        yield candidate if candidate < self
+      rescue ArgumentError
+        # comparison of Class with Class failed (ArgumentError)
+      end
     }
   end
 
   # Returns an Array of subclasses (direct and indirect)
   def subclasses
\ No newline at end of file