From eda3a19b38c9dda896f273c9988766d76b193ee2 Mon Sep 17 00:00:00 2001
From: Brandon Frohs <bfrohs@gmail.com>
Date: Sun, 13 Jul 2014 21:30:20 -0400
Subject: [PATCH] Avoid adding source map url twice

---
 tools/node.js | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/tools/node.js b/tools/node.js
index 52405f3a..21a202fb 100644
--- a/tools/node.js
+++ b/tools/node.js
@@ -134,12 +134,14 @@ exports.minify = function(files, options) {
     var stream = UglifyJS.OutputStream(output);
     toplevel.print(stream);
 
-    if(options.outSourceMap){
+    if(options.sourceMapURL){
+        stream += "\n//# sourceMappingURL=" + options.sourceMapURL;
+    } else if(options.outSourceMap){
         stream += "\n//# sourceMappingURL=" + options.outSourceMap;
     }
 
     return {
-        code : stream + (output.source_map ? "\n//@ sourceMappingURL=" + (options.sourceMapURL || options.outSourceMap) : ""),
+        code : stream + "",
         map  : output.source_map + ""
     };
 };