restore empty function, call it unchanged

paritytech · Jan 24, 2024 · 26e462d · 26e462d
1 parent fca9577
commit 26e462d
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/trie-db/src/triedbmut.rs b/trie-db/src/triedbmut.rs
@@ -837,6 +837,14 @@ impl<H: Copy, DL: Default> Changeset<H, DL> {
 			Changeset::Existing(node) => node.hash,
 		}
 	}
+
+	pub fn unchanged(root: H) -> Self {
+		Changeset::Existing(ExistingChangesetNode {
+			hash: root,
+			prefix: (BackingByteVec::new(), None),
+			location: Default::default(),
+		})
+	}
 }
 
 pub type OwnedPrefix = (BackingByteVec, Option<u8>);