From 5d5d774e03ea02b29ff2bd25e1bf63ce82851fc5 Mon Sep 17 00:00:00 2001
From: Filippo Valsorda <filippo@cloudflare.com>
Date: Tue, 10 Mar 2015 03:08:17 +0000
Subject: Handle submodules without a .gitmodules entry - fix #1023

---
 modules/git/submodule.go | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'modules/git/submodule.go')

diff --git a/modules/git/submodule.go b/modules/git/submodule.go
index 6927f8cb..0c7c2696 100644
--- a/modules/git/submodule.go
+++ b/modules/git/submodule.go
@@ -31,6 +31,10 @@ func NewSubModuleFile(c *Commit, refUrl, refId string) *SubModuleFile {
 
 // RefUrl guesses and returns reference URL.
 func (sf *SubModuleFile) RefUrl() string {
+	if sf.refUrl == "" {
+		return ""
+	}
+
 	url := strings.TrimSuffix(sf.refUrl, ".git")
 
 	// git://xxx/user/repo
-- 
cgit v1.2.3