From 8f99c4dbaf4b3a433ff9f2b8d28486b2c9dc5307 Mon Sep 17 00:00:00 2001
From: Dawid Winiarczyk <dawid.winiarczyk@pracuj.pl>
Date: Wed, 26 Jun 2019 07:55:32 +0200
Subject: [PATCH] Fix: Lazy loaded chunk has appended define externals on the
 begining (#25)

---
 lib/index.js | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/lib/index.js b/lib/index.js
index b92edb5..6ebd110 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -44,11 +44,18 @@ class MicroservicesWebpackPlugin {
 					return {[fileName]: compilation.assets[fileName]};
 				}
 
+				const source = compilation.assets[fileName].source();
+				const supportAmdOnly = 'define(';
+
+				if (!source.startsWith(supportAmdOnly)) {
+          return {[fileName]: compilation.assets[fileName]};
+        }
+
 				const value = [
 					this.modules
 						.map(({ cdn, name }) => `define('${name}', ['${cdn}'], function(v) {return v;})`)
 						.join('\n'),
-					compilation.assets[fileName].source()
+          source
 				].join('\n');
 
 				return {[fileName]: new RawSource(value)};