From 95595c1aa4ac2b2b8693648ed27631f99861947f Mon Sep 17 00:00:00 2001
From: Hlib <hlibwondertan@gmail.com>
Date: Mon, 25 May 2020 17:21:35 +0800
Subject: [PATCH] add GetIPLDNode() method to NavigableNode

---
 navipld.go | 2 +-
 walker.go  | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/navipld.go b/navipld.go
index 1298673..eed3e51 100644
--- a/navipld.go
+++ b/navipld.go
@@ -134,7 +134,7 @@ func (nn *NavigableIPLDNode) ChildTotal() uint {
 // function.
 // TODO: Check for errors to avoid a panic?
 func ExtractIPLDNode(node NavigableNode) Node {
-	return node.(*NavigableIPLDNode).GetIPLDNode()
+	return node.GetIPLDNode()
 }
 
 // TODO: `Cleanup` is not supported at the moment in the `Walker`.
diff --git a/walker.go b/walker.go
index 8138093..6b5d7db 100644
--- a/walker.go
+++ b/walker.go
@@ -116,6 +116,9 @@ type NavigableNode interface {
 	// ChildTotal returns the number of children of the `ActiveNode`.
 	ChildTotal() uint
 
+	// GetIPLDNode returns actual IPLD Node
+	GetIPLDNode() Node
+
 	// TODO: Evaluate providing the `Cleanup` and `Reset` methods.
 
 	// Cleanup is an optional method that is called by the `Walker` when