From cf27967af8b7624a8b36e04fdbcde9d634120dc2 Mon Sep 17 00:00:00 2001
From: Jeremy List <quick.dudley@gmail.com>
Date: Wed, 20 May 2015 10:20:41 +0800
Subject: [PATCH] Fix infinite loop in subtree removal

---
 src/rtree.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/rtree.js b/src/rtree.js
index 11fd356..79ea167 100644
--- a/src/rtree.js
+++ b/src/rtree.js
@@ -131,7 +131,7 @@ var RTree = function(width){
 				  }
 					i -= 1;
 				}
-			} else if("nodes" in ret_obj) { // We are unsplitting
+			} else if("nodes" in ret_obj && ret_obj.nodes.length > 0) { // We are unsplitting
 				tree.nodes.splice(i+1, 1); // Remove unsplit node
 				// ret_obj.nodes contains a list of elements removed from the tree so far
 				if(tree.nodes.length > 0)
@@ -708,4 +708,4 @@ RTree.Rectangle.make_MBR = function(nodes, rect) {
 		RTree.Rectangle.expand_rectangle(rect, nodes[i]);
 		
 	return(rect);
-};
\ No newline at end of file
+};