From 445b1ce2ff0772cd321acea9e24a46c20a7540d2 Mon Sep 17 00:00:00 2001
From: Vladimir Sheremet <sleuths.slews0s@icloud.com>
Date: Fri, 21 Nov 2025 18:29:58 +0100
Subject: [PATCH 1/2] fix: externalize before caching

---
 packages/vitest/src/node/environments/fetchModule.ts | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/packages/vitest/src/node/environments/fetchModule.ts b/packages/vitest/src/node/environments/fetchModule.ts
index e7562ee1c116..5da42d3a65f6 100644
--- a/packages/vitest/src/node/environments/fetchModule.ts
+++ b/packages/vitest/src/node/environments/fetchModule.ts
@@ -66,6 +66,11 @@ class ModuleFetcher {
       return { cache: true }
     }
 
+    const externalize = await this.resolver.shouldExternalize(moduleGraphModule.id!)
+    if (externalize) {
+      return { externalize, type: 'module' }
+    }
+
     const cachePath = await this.getCachePath(
       environment,
       moduleGraphModule,
@@ -271,11 +276,6 @@ class ModuleFetcher {
     moduleGraphModule: EnvironmentModuleNode,
     options?: FetchFunctionOptions,
   ): Promise<FetchResult> {
-    const externalize = await this.resolver.shouldExternalize(moduleGraphModule.id!)
-    if (externalize) {
-      return { externalize, type: 'module' }
-    }
-
     const moduleRunnerModule = await fetchModule(
       environment,
       url,

From d3ef427464c46c207bce418e1b0ad5d77ee913a7 Mon Sep 17 00:00:00 2001
From: Vladimir Sheremet <sleuths.slews0s@icloud.com>
Date: Fri, 21 Nov 2025 18:35:56 +0100
Subject: [PATCH 2/2] chore: up version

---
 packages/vitest/src/node/cache/fsModuleCache.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/vitest/src/node/cache/fsModuleCache.ts b/packages/vitest/src/node/cache/fsModuleCache.ts
index 3c0d5a80fa24..a2e624714fc6 100644
--- a/packages/vitest/src/node/cache/fsModuleCache.ts
+++ b/packages/vitest/src/node/cache/fsModuleCache.ts
@@ -34,7 +34,7 @@ export class FileSystemModuleCache {
   private rootCache: string
   private metadataFilePath: string
 
-  private version = '1.0.0-beta.1'
+  private version = '1.0.0-beta.2'
   private fsCacheRoots = new WeakMap<ResolvedConfig, string>()
   private fsEnvironmentHashMap = new WeakMap<DevEnvironment, string>()
   private fsCacheKeyGenerators = new Set<CacheKeyIdGenerator>()