# File lib/cabin/outputs/stdlib-logger.rb, line 16
  def <<(event)
    if !event.include?(:level)
      event[:level] = :info
    end
    if event[:level].is_a?(Symbol)
      method = event[:level]
    else
      method = event[:level].downcase.to_sym || :info
    end
    event.delete(:level)

    data = event.clone
    # delete things from the 'data' portion that's not really data.
    data.delete(:message)
    data.delete(:timestamp)
    message = "#{event[:message]} #{data.inspect}"

    #p [@logger.level, logger.class::DEBUG]
    # This will call @logger.info(data) or something similar.
    @logger.send(method, message)
  end