Add fail message for non-existent hostname

pkg/cmd/auth/status/status.go

@@ -81,11 +81,13 @@ func statusRun(opts *StatusOptions) error {
 	apiClient := api.NewClientFromHTTP(httpClient)
 
 	var failed bool
+	var isHostnameFound bool
 
 	for _, hostname := range hostnames {
 		if opts.Hostname != "" && opts.Hostname != hostname {
 			continue
 		}
+		isHostnameFound = true
 
 		token, tokenSource, _ := cfg.GetWithSource(hostname, "oauth_token")
 		tokenIsWriteable := cfg.CheckWriteable(hostname, "oauth_token") == nil
@@ -139,6 +141,12 @@ func statusRun(opts *StatusOptions) error {
 		// not to since I wanted this command to be read-only.
 	}
 
+	if !isHostnameFound {
+		fmt.Fprintf(stderr,
+			"You are not logged into any GitHub hosts. Run %s to authenticate.\n", cs.Bold(fmt.Sprintf("gh auth login -h %s", opts.Hostname)))
+		return cmdutil.SilentError
+	}
+
 	for _, hostname := range hostnames {
 		lines, ok := statusInfo[hostname]
 		if !ok {