From 702b6cfc1e72fc0a90f268fabb6fca7426637804 Mon Sep 17 00:00:00 2001
From: Alexander Neumann <alexander@bumpern.de>
Date: Sun, 15 Mar 2015 19:05:25 +0100
Subject: [PATCH] Make ID.Str() handle nil ids correctly

---
 backend/id.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/backend/id.go b/backend/id.go
index f2ec4400..dccf18cc 100644
--- a/backend/id.go
+++ b/backend/id.go
@@ -38,6 +38,9 @@ func (id ID) String() string {
 const shortStr = 4
 
 func (id ID) Str() string {
+	if id == nil {
+		return "[nil]"
+	}
 	return hex.EncodeToString(id[:shortStr])
 }