Merge branch 'main' into 3.1.x

Author: Nao-ris

src/replicator.rs

@@ -748,7 +748,7 @@ pub struct Replicator {
     pub headers: Option<MutableDict>,
     pub context: Option<Box<ReplicationConfigurationContext>>,
     change_listeners: ReplicatorsListeners<ReplicatorChangeListener>,
-    document_listeners: ReplicatorsListeners<ReplicatedDocumentListener>,
+    pub document_listeners: ReplicatorsListeners<ReplicatedDocumentListener>,
 }
 
 impl CblRef for Replicator {
@@ -1120,7 +1120,7 @@ unsafe extern "C" fn c_replicator_change_listener(
 }
 
 /** A callback that notifies you when documents are replicated. */
-pub type ReplicatedDocumentListener = Box<dyn Fn(Direction, Vec<ReplicatedDocument>)>;
+pub type ReplicatedDocumentListener = Box<dyn Fn(Direction, Vec<ReplicatedDocument>) + Send + Sync>;
 unsafe extern "C" fn c_replicator_document_change_listener(
     context: *mut ::std::os::raw::c_void,
     _replicator: *mut CBLReplicator,