v2api: fix RootNode cast

1 files changed, 11 insertions, 0 deletions

diff --git a/internal/fusefrontend/node_helpers.go b/internal/fusefrontend/node_helpers.go
index 1eb6d4a..a7a32af 100644
--- a/internal/fusefrontend/node_helpers.go
+++ b/internal/fusefrontend/node_helpers.go
@@ -3,6 +3,8 @@ package fusefrontend
 import (
 	"context"
 
+	"github.com/hanwen/go-fuse/v2/fs"
+
 	"github.com/hanwen/go-fuse/v2/fuse"
 )
 
@@ -18,3 +20,12 @@ func toFuseCtx(ctx context.Context) (ctx2 *fuse.Context) {
 	}
 	return ctx2
 }
+
+// toNode casts a generic fs.InodeEmbedder into *Node. Also handles *RootNode
+// by return rn.Node.
+func toNode(op fs.InodeEmbedder) *Node {
+	if r, ok := op.(*RootNode); ok {
+		return &r.Node
+	}
+	return op.(*Node)
+}