chore(lint): add new linters fatcontext, intrange and mirror

Author: qdm12

.golangci.yml

@@ -37,6 +37,7 @@ linters:
     - errname
     - errorlint
     - exhaustive
+    - fatcontext
     - forcetypeassert
     - gci
     - gocheckcompilerdirectives
@@ -59,10 +60,12 @@ linters:
     - importas
     - inamedparam
     - interfacebloat
+    - intrange
     - ireturn
     - lll
     - maintidx
     - makezero
+    - mirror
     - misspell
     - mnd
     - musttag

internal/update/getip.go

@@ -21,7 +21,7 @@ func tryAndRepeatGettingIP(ctx context.Context, getIPFunc getIPFunc,
 	const tries = 3
 	logMessagePrefix := "obtaining " + version.String() + " address"
 	errs := make([]error, 0, tries)
-	for try := 0; try < tries; try++ {
+	for try := range tries {
 		ip, err = getIPFunc(ctx)
 		if err != nil {
 			errs = append(errs, err)

internal/update/service.go

@@ -54,7 +54,7 @@ func NewService(db Database, updater UpdaterInterface, ipGetter PublicIPFetcher,
 func (s *Service) lookupIPsResilient(ctx context.Context, hostname string, tries int) (
 	ipv4 netip.Addr, ipv6 netip.Addr, err error,
 ) {
-	for i := 0; i < tries; i++ {
+	for range tries {
 		ipv4, ipv6, err = s.lookupIPs(ctx, hostname)
 		if err == nil {
 			return ipv4, ipv6, nil

pkg/publicip/info/provider.go

@@ -37,8 +37,7 @@ type provider interface {
 	get(ctx context.Context, ip netip.Addr) (result Result, err error)
 }
 
-//nolint:ireturn
-func newProvider(providerName Provider, client *http.Client) provider {
+func newProvider(providerName Provider, client *http.Client) provider { //nolint:ireturn
 	switch providerName {
 	case Ipinfo:
 		return newIpinfo(client)

pkg/publicip/subfetcher.go

@@ -4,7 +4,8 @@ import (
 	"sync/atomic"
 )
 
-func (f *Fetcher) getSubFetcher() ipFetcher { //nolint:ireturn
+//nolint:ireturn
+func (f *Fetcher) getSubFetcher() ipFetcher {
 	fetcher := f.fetchers[0]
 	if len(f.fetchers) > 1 { // cycling effect
 		index := int(atomic.AddUint32(f.counter, 1)) % len(f.fetchers)