chore: keep code

packages/vitest/src/node/pools/rpc.ts

@@ -27,12 +27,13 @@ export function createMethodsRPC(project: WorkspaceProject): RuntimeRPC {
     },
     async fetch(id, transformMode) {
       const result = await project.vitenode.fetchResult(id, transformMode)
+      const code = result.code
       if (result.externalize)
         return result
-      if (!result.code && 'id' in result)
+      if ('id' in result)
         return { id: result.id as string }
 
-      if (!result.code)
+      if (!code)
         throw new Error(`Failed to fetch module ${id}`)
 
       const dir = join(project.tmpDir, transformMode)
@@ -45,10 +46,8 @@ export function createMethodsRPC(project: WorkspaceProject): RuntimeRPC {
         await mkdir(dir, { recursive: true })
         created.add(dir)
       }
-      const code = result.code
       promises.set(tmp, writeFile(tmp, code, 'utf-8').finally(() => promises.delete(tmp)))
       await promises.get(tmp)
-      result.code = undefined
       Object.assign(result, { id: tmp })
       return { id: tmp }
     },

packages/web-worker/src/utils.ts

@@ -1,4 +1,4 @@
-import { readFile } from 'node:fs/promises'
+import { readFileSync } from 'node:fs'
 import type { WorkerGlobalState } from 'vitest'
 import ponyfillStructuredClone from '@ungap/structured-clone'
 import createDebug from 'debug'
@@ -69,7 +69,7 @@ export function getRunnerOptions(): any {
     async fetchModule(id: string) {
       const result = await rpc.fetch(id, 'web')
       if (result.id && !result.externalize) {
-        const code = await readFile(result.id, 'utf-8')
+        const code = readFileSync(result.id, 'utf-8')
         return { code }
       }
       return result