From 5507590dc26f43b3fc33031fbab4b9d78e17c193 Mon Sep 17 00:00:00 2001
From: Sebastian McKenzie <sebmck@gmail.com>
Date: Tue, 21 Jul 2015 02:20:49 +0100
Subject: [PATCH] fix unicode literal conversion check

---
 packages/babel/src/transformation/transformers/es6/literals.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/babel/src/transformation/transformers/es6/literals.js b/packages/babel/src/transformation/transformers/es6/literals.js
index 29b8834456..bc87f6dae9 100644
--- a/packages/babel/src/transformation/transformers/es6/literals.js
+++ b/packages/babel/src/transformation/transformers/es6/literals.js
@@ -5,7 +5,7 @@ export var metadata = {
 export var visitor = {
   Literal(node) {
     // number octal like 0b10 or 0o70
-    if (typeof node.value === "number" && node.raw[0] === "0" && (node.raw[1] === "o" || node.raw[1] === "b")) {
+    if (typeof node.value === "number" && /^0[ob]/i.test(node.raw)) {
       node.raw = undefined;
     }