From a077d893fd2de012119a53356c704f92d58ec606 Mon Sep 17 00:00:00 2001
From: Stefan Penner <stefan.penner@gmail.com>
Date: Tue, 17 Jul 2018 14:19:14 -0700
Subject: [PATCH] Throw if not parallelizable

---
 ember-cli-build.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/ember-cli-build.js b/ember-cli-build.js
index b50c370c723..5f6fea30ae7 100644
--- a/ember-cli-build.js
+++ b/ember-cli-build.js
@@ -3,7 +3,11 @@
 const EmberAddon = require('ember-cli/lib/broccoli/ember-addon');
 
 module.exports = function(defaults) {
-  let app = new EmberAddon(defaults, {});
+  let app = new EmberAddon(defaults, {
+    'ember-cli-babel': {
+      throwUnlessParallelizable: true
+    }
+  });
 
   /*
     This build file specifies the options for the dummy test app of this