Convert to string before splitting name

Author: gmahe

lib/commands/create-migration.js

@@ -49,7 +49,7 @@ async function executeCreateMigration (internals, config) {
   const Migration = require('../template.js');
 
   internals.argv.title = internals.argv._.shift();
-  folder = internals.argv.title.split('/');
+  folder = internals.argv.title.toString().split('/');
 
   internals.argv.title = folder[folder.length - 2] || folder[0];
   path = migrationsDir;