From f42bacf4f60ad43a9f820040365867b67d4b1cd1 Mon Sep 17 00:00:00 2001
From: Sebastian McKenzie <sebmck@gmail.com>
Date: Fri, 3 Apr 2015 00:02:13 +1100
Subject: [PATCH] fix syntax error in File

---
 src/babel/transformation/file/index.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/babel/transformation/file/index.js b/src/babel/transformation/file/index.js
index 7fa8be8d9a..2292ef0fbd 100644
--- a/src/babel/transformation/file/index.js
+++ b/src/babel/transformation/file/index.js
@@ -260,7 +260,7 @@ export default class File {
 
     // validate Transformer instance
     if (!(plugin instanceof Transformer)) {
-      if (plugin && plugin.constructor.name "Transformer") {
+      if (plugin && plugin.constructor.name === "Transformer") {
         throw new TypeError(`Plugin ${JSON.stringify(name)} exported a Transformer instance but it resolved to a different version of Babel`);
       } else {
         throw new TypeError(`Plugin ${JSON.stringify(name)} didn't export default a Transformer instance`);