From 2f09b9c333f1a4ca847d90d37752a749fad43ed9 Mon Sep 17 00:00:00 2001
From: sapphi-red <49056869+sapphi-red@users.noreply.github.com>
Date: Thu, 10 Oct 2024 11:03:47 +0900
Subject: [PATCH] fix: use preliminaryFileName for chunkMetadata key

---
 packages/vite/src/node/plugins/metadata.ts | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/packages/vite/src/node/plugins/metadata.ts b/packages/vite/src/node/plugins/metadata.ts
index 3b9469dbd27ab6..12147461158bf4 100644
--- a/packages/vite/src/node/plugins/metadata.ts
+++ b/packages/vite/src/node/plugins/metadata.ts
@@ -15,7 +15,7 @@ export function metadataPlugin(): Plugin {
     async renderChunk(_code, chunk) {
       // Since the chunk come from rust side, mutate it directly will not sync back to rust side.
       // The next usage will lost the metadata
-      chunkMetadataMap.set(chunk.name, {
+      chunkMetadataMap.set(chunk.fileName, {
         importedAssets: new Set(),
         importedCss: new Set(),
       })
@@ -28,6 +28,7 @@ export function metadataPlugin(): Plugin {
 export function getChunkMetadata(
   chunk: RenderedChunk | OutputChunk,
 ): ChunkMetadata | undefined {
-  // TODO: chunk.name is not unique, use something unique like chunk.preliminaryFileName / chunk.fileName
-  return chunkMetadataMap.get(chunk.name)
+  const preliminaryFileName =
+    'preliminaryFileName' in chunk ? chunk.preliminaryFileName : chunk.fileName
+  return chunkMetadataMap.get(preliminaryFileName)
 }