def <<( str )
    if @closed
      raise RuntimeError,
            "appender '<#{self.class.name}: #{@name}>' is closed"
    end

    unless @level >= ::Logsly::Logging182::LEVELS.length
      begin
        write(str)
      rescue StandardError => err
        ::Logsly::Logging182.log_internal(-2) {err}
      end
    end
    self
  end
def <<( str )
    if @closed
      raise RuntimeError,
            "appender '<#{self.class.name}: #{@name}>' is closed"
    end

    unless @level >= ::Logsly::Logging182::LEVELS.length
      begin
        write(str)
      rescue StandardError => err
        ::Logsly::Logging182.log_internal(-2) {err}
      end
    end
    self
  end
call-seq:
    appender << string

 Write the given _string_ to the logging destination "as is" -- no
 layout formatting will be performed.