From c510e56d79f88de121284eba399132a3ec77d4f5 Mon Sep 17 00:00:00 2001
From: DeMoorJasper <jasperdemoor@gmail.com>
Date: Mon, 1 Oct 2018 15:30:11 -0700
Subject: [PATCH] don't load existing sourcemaps if it's disabled

---
 src/assets/JSAsset.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/assets/JSAsset.js b/src/assets/JSAsset.js
index 1cbd8a33ad8..7e7277729a8 100644
--- a/src/assets/JSAsset.js
+++ b/src/assets/JSAsset.js
@@ -149,7 +149,10 @@ class JSAsset extends Asset {
   }
 
   async pretransform() {
-    await this.loadSourceMap();
+    if (this.options.sourceMaps) {
+      await this.loadSourceMap();
+    }
+
     await babel(this);
 
     // Inline environment variables