From 5d3a4a4a8fd97595900a9b8d4cd4300e6f6d644e Mon Sep 17 00:00:00 2001
From: Barak Michener <me@barakmich.com>
Date: Mon, 11 Aug 2014 21:25:32 -0400
Subject: [PATCH] fix all iterator

---
 graph/bolt/all_iterator.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/graph/bolt/all_iterator.go b/graph/bolt/all_iterator.go
index f221527..6c08b49 100644
--- a/graph/bolt/all_iterator.go
+++ b/graph/bolt/all_iterator.go
@@ -152,6 +152,9 @@ func (it *AllIterator) Result() graph.Value {
 	if it.offset >= len(it.buffer) {
 		return nil
 	}
+	if it.buffer[it.offset] == nil {
+		return nil
+	}
 	return &Token{bucket: it.bucket, key: it.buffer[it.offset]}
 }