class CMDx::LogFormatters::Line

def call(severity, time, progname, message)
  timestamp = Utils::LogTimestamp.call(time.utc)
  message   = KeyValue.new.call(severity, time, progname, message).chomp
  "#{severity[0]}, [#{timestamp} ##{Process.pid}] #{severity} -- #{progname || 'CMDx'}: #{message}\n"
end