From 92e716dd2334c77a7b846f2c4fdf71dbe4f10e9f Mon Sep 17 00:00:00 2001
From: Will O'Beirne <wbobeirne@gmail.com>
Date: Fri, 6 Apr 2018 11:46:21 -0400
Subject: [PATCH] Fix workers on dev from HMR idiocy.

---
 webpack_config/makeConfig.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/webpack_config/makeConfig.js b/webpack_config/makeConfig.js
index e858049d7eb..41f794fbf9c 100644
--- a/webpack_config/makeConfig.js
+++ b/webpack_config/makeConfig.js
@@ -280,7 +280,9 @@ module.exports = function(opts = {}) {
     path: path.resolve(config.path.output, options.outputDir),
     filename: options.isProduction ? `[name].${commitHash}.js` : '[name].js',
     publicPath: isDownloadable && options.isProduction ? './' : '/',
-    crossOriginLoading: 'anonymous'
+    crossOriginLoading: 'anonymous',
+    // Fix workers & HMR https://github.com/webpack/webpack/issues/6642
+    globalObject: options.isProduction ? undefined : 'self'
   };
 
   // The final bundle