app/javascript/activestorage/direct_upload.js in activestorage-5.2.0.rc1 vs app/javascript/activestorage/direct_upload.js in activestorage-5.2.0.rc2

@@ -12,11 +12,17 @@
     this.delegate = delegate
   }
 
   create(callback) {
     FileChecksum.create(this.file, (error, checksum) => {
+      if (error) {
+        callback(error)
+        return
+      }
+
       const blob = new BlobRecord(this.file, checksum, this.url)
       notify(this.delegate, "directUploadWillCreateBlobWithXHR", blob.xhr)
+
       blob.create(error => {
         if (error) {
           callback(error)
         } else {
           const upload = new BlobUpload(blob)