From 5c9979ec8bfc7679d9c66aa21f921cdeeb8d3962 Mon Sep 17 00:00:00 2001
From: Andrew Dunham <andrew@du.nham.ca>
Date: Tue, 14 Apr 2015 19:58:39 -0700
Subject: [PATCH] Fix Err fallout for graph/gaedatastore iterator

---
 graph/gaedatastore/iterator.go | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/graph/gaedatastore/iterator.go b/graph/gaedatastore/iterator.go
index 8b8339d..316207d 100644
--- a/graph/gaedatastore/iterator.go
+++ b/graph/gaedatastore/iterator.go
@@ -41,6 +41,7 @@ type Iterator struct {
 	offset int
 	last   string
 	result graph.Value
+	err    error
 }
 
 var (
@@ -267,7 +268,8 @@ func (it *Iterator) Next() bool {
 		}
 		if err != nil {
 			glog.Errorf("Error fetching next entry %v", err)
-			break
+			it.err = err
+			return false
 		}
 		if !skip {
 			it.buffer = append(it.buffer, k.StringID())
@@ -288,6 +290,10 @@ func (it *Iterator) Next() bool {
 	return true
 }
 
+func (it *Iterator) Err() error {
+	return it.err
+}
+
 func (it *Iterator) Size() (int64, bool) {
 	return it.size, true
 }