fix: handle invalid filenames when keepExtensions is true

node-formidable · Feb 12, 2021 · d0a3484 · d0a3484
1 parent 22de063
commit d0a3484
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/Formidable.js b/src/Formidable.js
@@ -480,6 +480,10 @@ class IncomingForm extends EventEmitter {
   }
 
   _getExtension(str) {
+    if (!str) {
+      return '';
+    }
+
     const basename = path.basename(str);
     const firstDot = basename.indexOf('.');
     const lastDot = basename.lastIndexOf('.');