chore: use gofumpt for code formatting

internal/openvpn/extract/data.go

@@ -14,7 +14,8 @@ var (
 
 // Data extracts the lines and connection from the OpenVPN configuration file.
 func (e *Extractor) Data(filepath string) (lines []string,
-	connection models.Connection, err error) {
+	connection models.Connection, err error,
+) {
 	lines, err = readCustomConfigLines(filepath)
 	if err != nil {
 		return nil, connection, fmt.Errorf("reading configuration file: %w", err)

internal/openvpn/extract/extract.go

@@ -11,12 +11,11 @@ import (
 	"github.com/qdm12/gluetun/internal/models"
 )
 
-var (
-	errRemoteLineNotFound = errors.New("remote line not found")
-)
+var errRemoteLineNotFound = errors.New("remote line not found")
 
 func extractDataFromLines(lines []string) (
-	connection models.Connection, err error) {
+	connection models.Connection, err error,
+) {
 	for i, line := range lines {
 		hashSymbolIndex := strings.Index(line, "#")
 		if hashSymbolIndex >= 0 {
@@ -54,7 +53,8 @@ func extractDataFromLines(lines []string) (
 }
 
 func extractDataFromLine(line string) (
-	ip netip.Addr, port uint16, protocol string, err error) {
+	ip netip.Addr, port uint16, protocol string, err error,
+) {
 	switch {
 	case strings.HasPrefix(line, "proto "):
 		protocol, err = extractProto(line)
@@ -108,7 +108,8 @@ var (
 )
 
 func extractRemote(line string) (ip netip.Addr, port uint16,
-	protocol string, err error) {
+	protocol string, err error,
+) {
 	fields := strings.Fields(line)
 	n := len(fields)
 
@@ -146,9 +147,7 @@ func extractRemote(line string) (ip netip.Addr, port uint16,
 	return ip, port, protocol, nil
 }
 
-var (
-	errPostLineFieldsCount = errors.New("post line has not 2 fields as expected")
-)
+var errPostLineFieldsCount = errors.New("post line has not 2 fields as expected")
 
 func extractPort(line string) (port uint16, err error) {
 	fields := strings.Fields(line)

internal/openvpn/extract/pem.go

@@ -7,9 +7,7 @@ import (
 	"fmt"
 )
 
-var (
-	errPEMDecode = errors.New("cannot decode PEM encoded block")
-)
+var errPEMDecode = errors.New("cannot decode PEM encoded block")
 
 func PEM(b []byte) (encodedData string, err error) {
 	pemBlock, _ := pem.Decode(b)

internal/openvpn/extract/read.go

@@ -7,7 +7,8 @@ import (
 )
 
 func readCustomConfigLines(filepath string) (
-	lines []string, err error) {
+	lines []string, err error,
+) {
 	file, err := os.Open(filepath)
 	if err != nil {
 		return nil, err