Function resolve_sync_action 

pub fn resolve_sync_action(
    action: SyncActionWire,
    node_map: &BTreeMap<NodeKey, u32>,
) -> Result<SyncAction, SyncError>

Resolves one wire sync action into dense engine coordinates.

Errors

Returns SyncError::UnknownNodeKey when a keyed action references an unassigned node key.

Performance

This function is O(log n) for keyed actions.