Add shorthand letter for --ui-size (#835)

* Add shorthand letter for `--config` and `--ui-size`

Now we can use `-c` instead of `--config` and `-u` instead of `--ui-size`

Signed-off-by: Yarden Shoham <git@yardenshoham.com>

* Drop `-c` for `--config`

Signed-off-by: Yarden Shoham <git@yardenshoham.com>

---------

Signed-off-by: Yarden Shoham <git@yardenshoham.com>

cmd/root.go

@@ -64,7 +64,7 @@ func (cli *Cli) setFlags() {
 	kubeconfig := flag.String("kubeconfig", filepath.Join(homeDir(), ".kube", "config"), "(optional) absolute path to the kubeconfig file")
 	flags := cli.rootCmd.PersistentFlags()
 	flags.StringVar(&cfgFile, "config", *kubeconfig, "path of kubeconfig")
-	flags.IntVar(&uiSize, "ui-size", 4, "number of list items to show in menu at once")
+	flags.IntVarP(&uiSize, "ui-size", "u", 4, "number of list items to show in menu at once")
 	flags.BoolVarP(&silenceTable, "silence-table", "s", false, "enable/disable output of context table on successful config update")
 	flags.BoolVarP(&macNotify, "mac-notify", "m", false, "enable to display Mac notification banner")
 }