    # File lib/facets/more/methodfilter.rb, line 12
      def private_filter( *filter )
        return @@private_filters[self] if filter.empty?
        filter.collect! do |f|
          if f == //
            STANDARD_FILTER
          elsif Regexp === f
            f
          else
            f.to_s
          end
        end
        @@private_filters[self] = filter
        public_instance_methods.each do |name|
          case name.to_s
          when *filter
    #puts "public #{name}"
          else
    #puts "private #{name}"
            private name
          end
        end
        filter
      end