Add default for the --namespace when it is not specify.

Signed-off-by: yanggang <[email protected]>

Author: yanggang

internal/kubectl/create.go

@@ -20,6 +20,7 @@ import (
 	"os"
 
 	"github.com/spf13/cobra"
+	v1 "k8s.io/api/core/v1"
 )
 
 var createCmd = &cobra.Command{
@@ -38,6 +39,6 @@ var createCmd = &cobra.Command{
 }
 
 func newCreateCmd() *cobra.Command {
-	createCmd.Flags().StringP("namespace", "n", "", "The parent namespace for the new subnamespace")
+	createCmd.Flags().StringVarP(&namespace, "namespace", "n", v1.NamespaceDefault, "The parent namespace for the new subnamespace")
 	return createCmd
 }

internal/kubectl/delete.go

@@ -20,6 +20,7 @@ import (
 	"os"
 
 	"github.com/spf13/cobra"
+	v1 "k8s.io/api/core/v1"
 )
 
 var deleteCmd = &cobra.Command{
@@ -57,7 +58,7 @@ var deleteCmd = &cobra.Command{
 }
 
 func newDeleteCmd() *cobra.Command {
-	deleteCmd.Flags().StringP("namespace", "n", "", "The parent namespace for the new subnamespace")
+	deleteCmd.Flags().StringVarP(&namespace, "namespace", "n", v1.NamespaceDefault, "The parent namespace for the new subnamespace")
 	deleteCmd.Flags().BoolP("allowCascadingDeletion", "a", false, "Allows cascading deletion of its subnamespaces.")
 	return deleteCmd
 }