More idiomatic variable declarations.

config.go

@@ -31,7 +31,7 @@ func configReadDir(dirName string, Zones Zones) {
 		panic(err)
 	}
 
-	var seenFiles = map[string]bool{}
+	seenFiles := map[string]bool{}
 
 	for _, file := range dir {
 		fileName := file.Name()
@@ -142,7 +142,7 @@ func readZoneFile(zoneName, fileName string) (*Zone, error) {
 
 func setupZoneData(data map[string]interface{}, Zone *Zone) {
 
-	var recordTypes = map[string]uint16{
+	recordTypes := map[string]uint16{
 		"a":     dns.TypeA,
 		"aaaa":  dns.TypeAAAA,
 		"ns":    dns.TypeNS,
@@ -173,7 +173,7 @@ func setupZoneData(data map[string]interface{}, Zone *Zone) {
 
 		for rType, dnsType := range recordTypes {
 
-			var rdata = dv[rType]
+			rdata := dv[rType]
 
 			if rdata == nil {
 				//log.Printf("No %s records for label %s\n", rType, dk)

monitor.go

@@ -105,7 +105,7 @@ func wsHandler(ws *websocket.Conn) {
 
 func initialStatus() string {
 	status := map[string]string{"v": VERSION, "id": serverId}
-	var hostname, err = os.Hostname()
+	hostname, err := os.Hostname()
 	if err == nil {
 		status["h"] = hostname
 	}

serve.go

@@ -130,7 +130,7 @@ func statusRR(z *Zone) []dns.RR {
 
 	status := map[string]string{"v": VERSION, "id": serverId}
 
-	var hostname, err = os.Hostname()
+	hostname, err := os.Hostname()
 	if err == nil {
 		status["h"] = hostname
 	}