From d7726f98b1b1aed35e4cd83a03df9ae6b1e99811 Mon Sep 17 00:00:00 2001
From: Thibaut Courouble <thibaut@me.com>
Date: Sun, 12 Jun 2016 09:51:22 -0400
Subject: [PATCH] Fix exception when trying to find a version of a doc that has
 no versions

---
 lib/docs/core/doc.rb | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/docs/core/doc.rb b/lib/docs/core/doc.rb
index 1df17a88..de826959 100644
--- a/lib/docs/core/doc.rb
+++ b/lib/docs/core/doc.rb
@@ -53,6 +53,7 @@ module Docs
       end
 
       def version_slug
+        return if version.blank?
         slug = version.downcase
         slug.gsub! '+', 'p'
         slug.gsub! '#', 's'