From 454edf5e4828fdbab24838be07b3d10ad61c2ab2 Mon Sep 17 00:00:00 2001
From: Noah Gao <noahgaocn@outlook.com>
Date: Fri, 21 Apr 2023 14:30:49 +0800
Subject: [PATCH] fix(loader): side effect of manifest item (#239)

---
 src/loader/factory.ts | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/loader/factory.ts b/src/loader/factory.ts
index a6bc1ca7..44733777 100644
--- a/src/loader/factory.ts
+++ b/src/loader/factory.ts
@@ -69,13 +69,15 @@ export class LoaderFactory {
 
     // group by loader names
     for (const item of itemList) {
-      item.path = root ? path.join(root, item.path) : item.path;
-      item.loader = item.loader ?? DEFAULT_LOADER;
       if (!itemMap.has(item.loader)) {
         // compatible for custom loader
         itemMap.set(item.loader, []);
       }
-      itemMap.get(item.loader)!.push(item);
+      itemMap.get(item.loader)!.push({
+        ...item,
+        path: root ? path.join(root, item.path) : item.path,
+        loader: item.loader ?? DEFAULT_LOADER,
+      });
     }
 
     // trigger loader