Fixed issue where value didn't live long enough

Author: coderdan

src/crypto/sealed.rs

@@ -109,13 +109,15 @@ impl SealedTableEntry {
         }
 
         let decrypted = async_map_somes(decryptable_items, |items| cipher.decrypt(items)).await?;
+        let mut chunks_exact = decrypted.chunks_exact(protected_attributes.len());
+        let mut default_iter = std::iter::repeat_with::<&[Option<Plaintext>], _>(|| &[])
+                    .take(plaintext_items.len());
 
         let decrypted_iter: &mut dyn Iterator<Item = &[Option<Plaintext>]> =
             if protected_attributes.len() > 0 {
-                &mut decrypted.chunks_exact(protected_attributes.len())
+                &mut chunks_exact
             } else {
-                &mut std::iter::repeat_with::<&[Option<Plaintext>], _>(|| &[])
-                    .take(plaintext_items.len())
+                &mut default_iter
             };
 
         let unsealed = decrypted_iter