Address comments.

cmd/kubecfg/kubecfg.go

@@ -51,7 +51,8 @@ var (
 	verbose      = flag.Bool("verbose", false, "If true, print extra information")
 	proxy        = flag.Bool("proxy", false, "If true, run a proxy to the api server")
 	www          = flag.String("www", "", "If -proxy is true, use this directory to serve static files")
-	templateFile = flag.String("template", "", "If present load this file as a golang template and us it for output printing")
+	templateFile = flag.String("template_file", "", "If present load this file as a golang template and us it for output printing")
+	templateStr  = flag.String("template", "", "If present parse this string as a golang template and us it for output printing")
 )
 
 func usage() {
@@ -186,15 +187,22 @@ func executeAPIRequest(method string, s *kube_client.Client) bool {
 	}
 
 	var printer kubecfg.ResourcePrinter
-	if *json {
+	switch {
+	case *json:
 		printer = &kubecfg.IdentityPrinter{}
-	} else if *yaml {
+	case *yaml:
 		printer = &kubecfg.YAMLPrinter{}
-	} else if len(*templateFile) > 0 {
-		data, err := ioutil.ReadFile(*templateFile)
-		if err != nil {
-			glog.Fatalf("Error reading template %s, %v\n", *templateFile, err)
-			return false
+	case len(*templateFile) > 0 || len(*templateStr) > 0:
+		var data []byte
+		if len(*templateFile) > 0 {
+			var err error
+			data, err = ioutil.ReadFile(*templateFile)
+			if err != nil {
+				glog.Fatalf("Error reading template %s, %v\n", *templateFile, err)
+				return false
+			}
+		} else {
+			data = []byte(*templateStr)
 		}
 		tmpl, err := template.New("output").Parse(string(data))
 		if err != nil {
@@ -204,7 +212,7 @@ func executeAPIRequest(method string, s *kube_client.Client) bool {
 		printer = &kubecfg.TemplatePrinter{
 			Template: tmpl,
 		}
-	} else {
+	default:
 		printer = &kubecfg.HumanReadablePrinter{}
 	}