From fc15c91b2ae3c74faf349b10b5d73edec28df98b Mon Sep 17 00:00:00 2001
From: Sebastian McKenzie <sebmck@gmail.com>
Date: Wed, 8 Jul 2015 14:45:50 +0100
Subject: [PATCH] replace descriptor.writable assignment in
 createDecoraredObject helper - fixes #1949

---
 .../transformation/templates/helper-create-decorated-object.js  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/babel/transformation/templates/helper-create-decorated-object.js b/src/babel/transformation/templates/helper-create-decorated-object.js
index 3172747e03..e1a6005a31 100644
--- a/src/babel/transformation/templates/helper-create-decorated-object.js
+++ b/src/babel/transformation/templates/helper-create-decorated-object.js
@@ -13,7 +13,7 @@
 
     descriptor.enumerable = true;
     descriptor.configurable = true;
-    descriptor.writable = true;
+    if ("value" in descriptor || descriptor.initializer) descriptor.writable = true;
 
     if (decorators) {
       for (var f = 0; f < decorators.length; f++) {