fix(CreateDirectoryDialog): check path is not empty (#981)

Author: ValeraS

src/containers/Tenant/Schema/CreateDirectoryDialog/CreateDirectoryDialog.tsx

@@ -21,7 +21,10 @@ interface SchemaTreeProps {
 }
 
 function validateRelativePath(value: string) {
-    if (value && /\s/.test(value)) {
+    if (!value) {
+        return i18n('schema.tree.dialog.empty');
+    }
+    if (/\s/.test(value)) {
         return i18n('schema.tree.dialog.whitespace');
     }
     return '';

src/containers/Tenant/i18n/en.json

@@ -45,6 +45,7 @@
   "schema.tree.dialog.placeholder": "Relative path",
   "schema.tree.dialog.invalid": "Invalid path",
   "schema.tree.dialog.whitespace": "Whitespace is not allowed",
+  "schema.tree.dialog.empty": "Path is empty",
   "schema.tree.dialog.header": "Create directory",
   "schema.tree.dialog.description": "Inside",
   "schema.tree.dialog.buttonCancel": "Cancel",