From a536143411dfcf3a154c73fd566dee4ee61e2a4b Mon Sep 17 00:00:00 2001
From: Philipp Spinnler <philipp@spinnler.ch>
Date: Tue, 15 Jul 2014 15:01:28 +0200
Subject: [PATCH] Check if url is a Data-URL

http://en.wikipedia.org/wiki/Data_URI_scheme
---
 index.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/index.js b/index.js
index 284a944..a356a9e 100644
--- a/index.js
+++ b/index.js
@@ -15,6 +15,9 @@ var rebaseUrls = function(css, options) {
             if (isAbsolute(url) && validator.isURL(url)) {
                 return url;
             }
+            if (/^(data:.*;.*,)/.test(url)) {
+                return url;
+            }
             var absolutePath = path.join(options.currentDir, url)
             var p = path.relative(options.root, absolutePath);