Merge pull request #107142 from dimbleby/delete-user-completion

Completions for kubectl config delete-user

Kubernetes-commit: 31dba0a435ecb98722fc71dab6f8180ffc0e0935

pkg/cmd/config/delete_user.go

@@ -25,6 +25,7 @@ import (
 	"k8s.io/client-go/tools/clientcmd"
 	clientcmdapi "k8s.io/client-go/tools/clientcmd/api"
 	cmdutil "k8s.io/kubectl/pkg/cmd/util"
+	"k8s.io/kubectl/pkg/util"
 	"k8s.io/kubectl/pkg/util/i18n"
 	"k8s.io/kubectl/pkg/util/templates"
 )
@@ -64,6 +65,7 @@ func NewCmdConfigDeleteUser(streams genericclioptions.IOStreams, configAccess cl
 		Short:                 i18n.T("Delete the specified user from the kubeconfig"),
 		Long:                  i18n.T("Delete the specified user from the kubeconfig."),
 		Example:               deleteUserExample,
+		ValidArgsFunction:     util.UserCompletionFunc,
 		Run: func(cmd *cobra.Command, args []string) {
 			cmdutil.CheckErr(o.Complete(cmd, args))
 			cmdutil.CheckErr(o.Validate())

pkg/util/completion.go

@@ -131,6 +131,15 @@ func ClusterCompletionFunc(cmd *cobra.Command, args []string, toComplete string)
 	return nil, cobra.ShellCompDirectiveNoFileComp
 }
 
+// UserCompletionFunc is a completion function that completes as a first argument the
+// user names that match the toComplete prefix
+func UserCompletionFunc(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
+	if len(args) == 0 {
+		return ListUsersInConfig(toComplete), cobra.ShellCompDirectiveNoFileComp
+	}
+	return nil, cobra.ShellCompDirectiveNoFileComp
+}
+
 // ListContextsInConfig returns a list of context names which begin with `toComplete`
 func ListContextsInConfig(toComplete string) []string {
 	config, err := factory.ToRawKubeConfigLoader().RawConfig()