fix golint warnings

handler/dnspod_handler.go

@@ -22,6 +22,7 @@ type DNSPodHandler struct {
 	Configuration *godns.Settings
 }
 
+// SetConfiguration pass dns settings and store it to handler instance
 func (handler *DNSPodHandler) SetConfiguration(conf *godns.Settings) {
 	handler.Configuration = conf
 }

settings.go

@@ -6,13 +6,13 @@ import (
 	"io/ioutil"
 )
 
-//Domain struct
+// Domain struct
 type Domain struct {
 	DomainName string   `json:"domain_name"`
 	SubDomains []string `json:"sub_domains"`
 }
 
-//Settings struct
+// Settings struct
 type Settings struct {
 	Provider    string   `json:"provider"`
 	Email       string   `json:"email"`
@@ -26,9 +26,9 @@ type Settings struct {
 	Socks5Proxy string   `json:"socks5_proxy"`
 }
 
-//LoadSettings -- Load settings from config file
+// LoadSettings -- Load settings from config file
 func LoadSettings(configPath string, settings *Settings) error {
-	//LoadSettings from config file
+	// LoadSettings from config file
 	file, err := ioutil.ReadFile(configPath)
 	if err != nil {
 		fmt.Println("Error occurs while reading config file, please make sure config file exists!")

utils.go

@@ -24,6 +24,7 @@ const (
 	HE = "HE"
 )
 
+// GetCurrentIP gets public IP from internet
 func GetCurrentIP(configuration *Settings) (string, error) {
 	client := &http.Client{}
 
@@ -55,6 +56,7 @@ func GetCurrentIP(configuration *Settings) (string, error) {
 	return string(body), nil
 }
 
+// IdentifyPanic identifies panic and output the detailed panic infomation
 func IdentifyPanic() string {
 	var name, file string
 	var line int
@@ -83,11 +85,13 @@ func IdentifyPanic() string {
 	return fmt.Sprintf("pc:%x", pc)
 }
 
+// Usage prints the usage of GoDNS
 func Usage() {
 	log.Println("[command] -c=[config file path]")
 	flag.PrintDefaults()
 }
 
+// CheckSettings check the format of settings
 func CheckSettings(config *Settings) error {
 	if config.Provider == DNSPOD {
 		if (config.Email == "" || config.Password == "") && config.LoginToken == "" {