Fix code formatting with gofmt -s

config.go

@@ -7,8 +7,8 @@ import (
 	"regexp"
 	"strings"
 
-	"github.com/vharitonsky/iniflags"
 	"github.com/sirupsen/logrus"
+	"github.com/vharitonsky/iniflags"
 )
 
 var (
@@ -47,7 +47,6 @@ func localAuthRequired() bool {
 	return *allowedUsers != ""
 }
 
-
 func setupAllowedNetworks() {
 	for _, netstr := range splitstr(*allowedNetsStr, ' ') {
 		baseIP, allowedNet, err := net.ParseCIDR(netstr)
@@ -73,7 +72,7 @@ func setupAllowedNetworks() {
 func setupAllowedPatterns() {
 	var err error
 
-	if (*allowedSenderStr != "") {
+	if *allowedSenderStr != "" {
 		allowedSender, err = regexp.Compile(*allowedSenderStr)
 		if err != nil {
 			log.WithField("allowed_sender", *allowedSenderStr).
@@ -82,7 +81,7 @@ func setupAllowedPatterns() {
 		}
 	}
 
-	if (*allowedRecipStr != "") {
+	if *allowedRecipStr != "" {
 		allowedRecipients, err = regexp.Compile(*allowedRecipStr)
 		if err != nil {
 			log.WithField("allowed_recipients", *allowedRecipStr).
@@ -92,7 +91,6 @@ func setupAllowedPatterns() {
 	}
 }
 
-
 func setupRemoteAuth() {
 	logger := log.WithField("remote_auth", *remoteAuthStr)
 
@@ -150,7 +148,7 @@ func splitProto(s string) protoAddr {
 	}
 	return protoAddr{
 		protocol: s[0:idx],
-		address:  s[idx+3 : len(s)],
+		address:  s[idx+3:],
 	}
 }
 
@@ -164,7 +162,6 @@ func setupListeners() {
 					"not allowed with non-TLS listener")
 		}
 
-
 		listenAddrs = append(listenAddrs, pa)
 	}
 }
@@ -175,7 +172,7 @@ func ConfigLoad() {
 	// Set up logging as soon as possible
 	setupLogger()
 
-	if (*remoteHost == "") {
+	if *remoteHost == "" {
 		log.Warn("remote_host not set; mail will not be forwarded!")
 	}
 

logger.go

@@ -16,7 +16,7 @@ func setupLogger() {
 	log = logrus.New()
 
 	// Handle logfile
-	if (*logFile == "") {
+	if *logFile == "" {
 		log.SetOutput(os.Stderr)
 	} else {
 		writer, err := os.OpenFile(*logFile, os.O_CREATE|os.O_RDWR|os.O_APPEND, 0600)

main.go

@@ -163,7 +163,7 @@ func mailHandler(peer smtpd.Peer, env smtpd.Envelope) error {
 		"uuid": generateUUID(),
 	})
 
-	if (*remoteHost == "") {
+	if *remoteHost == "" {
 		logger.Warning("remote_host not set; discarding mail")
 		return nil
 	}