From f9c88009e127dbadc3eefae658737a0d931a7da6 Mon Sep 17 00:00:00 2001
From: Hilko Bengen <bengen@hilluzination.de>
Date: Thu, 12 May 2016 18:48:01 +0200
Subject: [PATCH] Don't panic if AssetInfo has not been defined

---
 assetfs.go | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/assetfs.go b/assetfs.go
index 9397e58..b1ff20e 100644
--- a/assetfs.go
+++ b/assetfs.go
@@ -145,8 +145,10 @@ func (fs *AssetFS) Open(name string) (http.File, error) {
 	}
 	if b, err := fs.Asset(name); err == nil {
 		timestamp := defaultFileTimestamp
-		if info, err := fs.AssetInfo(name); err == nil {
-			timestamp = info.ModTime()
+		if fs.AssetInfo != nil {
+			if info, err := fs.AssetInfo(name); err == nil {
+				timestamp = info.ModTime()
+			}
 		}
 		return NewAssetFile(name, b, timestamp), nil
 	}