func addHost()

in main.go [418:428]

• 11 lines of code
• 4 McCabe index (conditional complexity)

func addHost(doc map[string]interface{}) {
	if hostname, err := os.Hostname(); err == nil {
		doc[fieldHostname] = hostname
	}
	switch runtime.GOOS {
	case "linux":
		if output, err := exec.Command("uname", "-r").Output(); err == nil {
			doc[fieldOSVersion] = strings.TrimSpace(string(output))
		}
	}
}