--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/main/csharp/jp.ac.u-ryukyu.ie.cr/jungle-main/store/transformer/AppendChildAt.cs	Sun Oct 23 07:40:50 2016 +0900
@@ -0,0 +1,33 @@
+using UnityEngine;
+using System.Collections;
+
+public class AppendChildAt : NodeEditor {
+	private int pos;
+
+	public AppendChildAt(int _pos){
+		pos = _pos;
+	}
+
+	public Either<Error, LoggingNode> _edit(LoggingNode _e) 
+	{
+		Either<Error,LoggingNode> either = _e.getChildren().addNewChildAt(pos);
+		if(either.isA()){
+			// error
+			return either;
+		}
+		return DefaultEither<Error, LoggingNode>.newB(either.b());
+	}
+
+	public Either<Error, LoggingNode> edit(TreeNode _e) {
+		LoggingNode logNode = wrap(_e);
+		return _edit(logNode);
+	}
+
+	public LoggingNode wrap(TreeNode node) {
+		return new LoggingNode(node);
+	}
+
+	public LoggingNode wrap(TreeNode node, OperationLog op) {
+		return new LoggingNode(node, op);
+	}
+}