From 2653a8da461eb9c43e0f6fdb47c29c0a95b9741e Mon Sep 17 00:00:00 2001
From: Ryan Cavanaugh <RyanCavanaugh@users.noreply.github.com>
Date: Thu, 21 Jan 2016 12:27:11 -0800
Subject: [PATCH] Treat .js as JSX

---
 src/compiler/parser.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/compiler/parser.ts b/src/compiler/parser.ts
index e391408b419..16196e277dc 100644
--- a/src/compiler/parser.ts
+++ b/src/compiler/parser.ts
@@ -546,7 +546,7 @@ namespace ts {
 
         function getLanguageVariant(fileName: string) {
             // .tsx and .jsx files are treated as jsx language variant.
-            return fileExtensionIs(fileName, ".tsx") || fileExtensionIs(fileName, ".jsx") ?  LanguageVariant.JSX  : LanguageVariant.Standard;
+            return fileExtensionIs(fileName, ".tsx") || fileExtensionIs(fileName, ".jsx") || fileExtensionIs(fileName, '.js') ?  LanguageVariant.JSX  : LanguageVariant.Standard;
         }
 
         function initializeState(fileName: string, _sourceText: string, languageVersion: ScriptTarget, isJavaScriptFile: boolean, _syntaxCursor: IncrementalParser.SyntaxCursor) {