next

# File lib/rexml/validation/relaxng.rb, line 322
      def next( event )
        expand_ref_in( @events, @current ) if @events[@current].class == Ref
        if ( @events[@current].matches?(event) )
          @current += 1
          @ord += 1
          if @events[@current].nil?
            @current = 0
            return self
          elsif @events[@current].kind_of? State
            @current += 1
            @events[@current-1].previous = self
            return @events[@current-1]
          else
            return self
          end
        else
          return @previous.pop.next( event ) if @current == 0 and @ord > 0
          return nil
        end
      end