Add support for updating instances defined in project nodes

src/snapshot_middleware/mod.rs

@@ -39,6 +39,8 @@ use self::{
 };
 use crate::vfs::{Vfs, VfsEntry, VfsFetcher};
 
+pub use self::project::snapshot_project_node;
+
 macro_rules! middlewares {
     ( $($middleware: ident,)* ) => {
         /// Generates a snapshot of instances from the given VfsEntry.

src/snapshot_middleware/project.rs

@@ -76,7 +76,7 @@ impl SnapshotMiddleware for SnapshotProject {
     }
 }
 
-fn snapshot_project_node<F: VfsFetcher>(
+pub fn snapshot_project_node<F: VfsFetcher>(
     context: &mut InstanceSnapshotContext,
     instance_name: &str,
     node: &ProjectNode,