1 files changed, 19 insertions, 0 deletions
diff --git a/src/state/host.rs b/src/state/host.rs
index 47fd946..a48a6fb 100644
--- a/src/state/host.rs
+++ b/src/state/host.rs
@@ -246,6 +246,25 @@ impl Host for AppState {
         async move { state.mutate_doc(f).await }
     }
 
+    fn commit_doc_for<T, E, F>(
+        &self,
+        user: Option<String>,
+        f: F,
+    ) -> impl Future<Output = Result<T, E>> + Send
+    where
+        F: FnOnce(&mut Transaction<'_>) -> Result<T, E> + Send + 'static,
+        T: Send + 'static,
+        E: From<StoreError> + Send + 'static,
+    {
+        let state = self.clone();
+        async move {
+            state
+                .mutate_doc_for(user, crate::document::signatures::Sign::Protocol, f)
+                .await
+                .map(|(out, _)| out)
+        }
+    }
+
     fn superseded(&self) -> crate::remake::Superseded {
         self.superseded_writes
     }