# File lib/r10k/logging.rb, line 57
    def level=(val)
      level = parse_level(val)
      if level.nil?
        raise ArgumentError, "Invalid log level '#{val}'. Valid levels are #{LOG_LEVELS.map(&:downcase).inspect}"
      end
      outputter.level = level
      @level = level

      if level < Log4r::INFO
        outputter.formatter = debug_formatter
      else
        outputter.formatter = default_formatter
      end
    end