Support shortcut (del) of the delete action

Author: icy

main.go

@@ -69,7 +69,7 @@ func args2cmd(args []string) (string, []string) {
 	}
 
 	for _, arg := range args {
-		if arg == "delete" {
+		if arg == "delete" || arg == "del" {
 			if os.Getenv("DELETE") == "true" {
 				break
 			}

tests.sh

@@ -106,6 +106,17 @@ _fail_to_delete() {
   )
 }
 
+_fail_to_del() {
+  (
+    touch ~/.config/gk8s/foobar
+    # shellcheck disable=SC2030
+    # shellcheck disable=SC2031
+    PATH="$(pwd -P)":$PATH
+    export PATH
+    _gk8s :foobar del pods
+  )
+}
+
 _ok_to_delete() {
   (
     touch ~/.config/gk8s/foobar
@@ -214,6 +225,10 @@ default() {
       "File .delete does.* exist" \
       "Fail to delete because .delete file not found."
 
+  _test _fail_to_del \
+      "File .delete does.* exist" \
+      "Fail to del(ete) because .delete file not found."
+
   _test _ok_to_delete \
       "File .delete was removed." \
       "Flag file will be removed first."