Code for determining of network type was moved to HttpServer's Start() func.

cmd/dwelling-upload/main.go

@@ -40,23 +40,6 @@ func main() {
 		return
 	}
 
-	var network string
-	if !strings.ContainsRune(*listenAddress, ':') {
-		network = "unix"
-		defer os.Remove(*listenAddress)
-	} else {
-		ap, err := netip.ParseAddrPort(*listenAddress)
-		if err != nil {
-			log.Fatalln(err)
-		}
-
-		if ap.Addr().Is4() {
-			network = "tcp4"
-		} else if ap.Addr().Is6() {
-			network = "tcp6"
-		}
-	}
-
 	watcha, err := watcher.NewInotifyWatcher()
 	if err != nil {
 		log.Fatalln(err)
@@ -116,7 +99,7 @@ func main() {
 		}
 	}()
 
-	if err := srv.Start(network, *listenAddress); err != nil {
+	if err := srv.Start(*listenAddress); err != nil {
 		log.Fatalln("failed to start a server:", err)
 	}
 

internal/http/server.go

@@ -5,7 +5,9 @@ import (
 	"log"
 	"net"
 	"net/http"
+	"net/netip"
 	"os"
+	"strings"
 	"time"
 )
 
@@ -20,7 +22,24 @@ func NewHttpServer(r http.Handler) *HttpServer {
 		Handler:      r}}
 }
 
-func (s *HttpServer) Start(network, address string) error {
+func (s *HttpServer) Start(address string) error {
+	var network string
+	if !strings.ContainsRune(address, ':') {
+		network = "unix"
+		defer os.Remove(address)
+	} else {
+		ap, err := netip.ParseAddrPort(address)
+		if err != nil {
+			log.Fatalln(err)
+		}
+
+		if ap.Addr().Is4() {
+			network = "tcp4"
+		} else if ap.Addr().Is6() {
+			network = "tcp6"
+		}
+	}
+
 	listener, err := net.Listen(network, address)
 	if err != nil {
 		return err