From d5c2647701c32f847f794d75d3413978e7929ee1 Mon Sep 17 00:00:00 2001
From: Sebastian McKenzie <sebmck@gmail.com>
Date: Sat, 25 Oct 2014 10:20:11 +1100
Subject: [PATCH] add ability to blacklist internal transformers #94

---
 lib/6to5/transformer.js | 2 --
 1 file changed, 2 deletions(-)

diff --git a/lib/6to5/transformer.js b/lib/6to5/transformer.js
index 5420d84c4d..77123b64be 100644
--- a/lib/6to5/transformer.js
+++ b/lib/6to5/transformer.js
@@ -64,8 +64,6 @@ Transformer.prototype.transform = function (file) {
 };
 
 Transformer.prototype.canRun = function (file) {
-  if (this.key[0] === "_") return true;
-
   var opts = file.opts;
 
   var blacklist = opts.blacklist;