Merge pull request 'update http.Server run for v4' (#185) from devstigneev/micro-server-http:master into master

Reviewed-on: #185

http.go

@@ -451,7 +451,6 @@ func (h *Server) Start() error {
 	fn := handler
 
 	var hs *http.Server
-	var srvFunc func(net.Listener) error
 	if h.opts.Context != nil {
 		if mwf, ok := h.opts.Context.Value(middlewareKey{}).([]func(http.Handler) http.Handler); ok && len(mwf) > 0 {
 			// wrap the handler func
@@ -462,24 +461,16 @@ func (h *Server) Start() error {
 		var ok bool
 		if hs, ok = h.opts.Context.Value(serverKey{}).(*http.Server); ok && hs != nil {
 			hs.Handler = fn
-			srvFunc = hs.Serve
+		} else {
+			hs = &http.Server{Handler: fn}
 		}
 	}
 
-	if srvFunc != nil {
 	go func() {
-			if cerr := srvFunc(ts); cerr != nil && !errors.Is(cerr, net.ErrClosed) {
-				h.opts.Logger.Error(h.opts.Context, "failed to serve", cerr)
-			}
-		}()
-	} else {
-		go func() {
-			hs = &http.Server{Handler: fn}
 		if cerr := hs.Serve(ts); cerr != nil && !errors.Is(cerr, net.ErrClosed) {
-				h.opts.Logger.Error(h.opts.Context, "failed to serve", cerr)
+			h.opts.Logger.Error(h.opts.Context, cerr)
 		}
 	}()
-	}
 
 	go func() {
 		t := new(time.Ticker)