From 9cbb49c6b25fcfab7bc93426d13b7a7f24cd8bce Mon Sep 17 00:00:00 2001
From: Sebastian McKenzie <sebmck@gmail.com>
Date: Thu, 5 Feb 2015 22:25:33 +1100
Subject: [PATCH] don't return the sourcemap when inline is requested -
 6to5/grunt-6to5#18

---
 lib/6to5/transformation/file.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/6to5/transformation/file.js b/lib/6to5/transformation/file.js
index 75a1cb0ddc..c23360d713 100644
--- a/lib/6to5/transformation/file.js
+++ b/lib/6to5/transformation/file.js
@@ -420,6 +420,7 @@ File.prototype.generate = function () {
 
   if (opts.sourceMap === "inline") {
     result.code += "\n" + util.sourceMapToComment(result.map);
+    result.map = null;
   }
 
   return result;