fix(bytecode): unable to obtain the bytecode build session in Node.js 24 (#928)

src/build.ts

@@ -1,6 +1,6 @@
-import { build as viteBuild } from 'vite'
+import { build as viteBuild, mergeConfig } from 'vite'
 import { type InlineConfig, type MainViteConfig, type PreloadViteConfig, resolveConfig } from './config'
-import { BytecodeBuild, runWithBytecodeBuild } from './bytecode/build'
+import { BytecodeBuild, bytecodeBuildPluginName } from './bytecode/build'
 import { asyncFlatten } from './utils'
 
 async function useBytecode(config?: MainViteConfig | PreloadViteConfig): Promise<boolean> {
@@ -14,7 +14,15 @@ async function useBytecode(config?: MainViteConfig | PreloadViteConfig): Promise
  */
 export async function build(inlineConfig: InlineConfig = {}): Promise<void> {
   process.env.NODE_ENV_ELECTRON_VITE = 'production'
-  const config = await resolveConfig(inlineConfig, 'build', 'production')
+
+  const bytecodeBuild = new BytecodeBuild()
+  const config = await resolveConfig(
+    mergeConfig(inlineConfig, {
+      plugins: [{ name: bytecodeBuildPluginName, api: { build: bytecodeBuild } }]
+    }),
+    'build',
+    'production'
+  )
 
   if (!config.config) {
     return
@@ -22,7 +30,7 @@ export async function build(inlineConfig: InlineConfig = {}): Promise<void> {
 
   const mainBytecode = await useBytecode(config.config.main)
   const preloadBytecode = await useBytecode(config.config.preload)
-  const bytecodeBuild = mainBytecode || preloadBytecode ? new BytecodeBuild() : undefined
+  const hasBytecode = mainBytecode || preloadBytecode
 
   const buildTargets = async (): Promise<void> => {
     // Build targets in order: main -> preload -> renderer
@@ -38,11 +46,11 @@ export async function build(inlineConfig: InlineConfig = {}): Promise<void> {
     }
   }
 
-  if (!bytecodeBuild) return buildTargets()
+  if (!hasBytecode) return buildTargets()
 
   try {
     await bytecodeBuild.start()
-    await runWithBytecodeBuild(bytecodeBuild, buildTargets)
+    await buildTargets()
   } finally {
     await bytecodeBuild.stop()
   }

src/bytecode/build.ts

@@ -1,8 +1,7 @@
-import { AsyncLocalStorage } from 'node:async_hooks'
+import { type Plugin } from 'vite'
 import { BytecodeCompiler, type BytecodeCompileResult, type BytecodeTarget } from './compiler'
 
-// Nested isolated-entry builds inherit the compilation session from the parent build.
+export const bytecodeBuildPluginName = 'vite:electron-bytecode-build'
-const activeBuild = new AsyncLocalStorage<BytecodeBuild>()
 
 export class BytecodeBuild {
   private readonly compiler = new BytecodeCompiler()
@@ -20,10 +19,7 @@ export class BytecodeBuild {
   }
 }
 
-export function runWithBytecodeBuild<T>(build: BytecodeBuild, callback: () => Promise<T>): Promise<T> {
+export function getBytecodeBuild(plugins: readonly Plugin[]): BytecodeBuild | undefined {
-  return activeBuild.run(build, callback)
+  const plugin = plugins.find(plugin => plugin.name === bytecodeBuildPluginName)
-}
+  return (plugin?.api as { build?: BytecodeBuild } | undefined)?.build
-
-export function getBytecodeBuild(): BytecodeBuild | undefined {
-  return activeBuild.getStore()
 }

src/plugins/bytecode.ts

@@ -12,11 +12,11 @@ import { type BytecodeTarget } from '../bytecode/compiler'
 
 // Versioned envelope: magic/version (8), UTF-16 source length (4), module ID (16), V8 cache.
 // Keep our metadata separate from the private V8 cache header.
-async function compileToBytecode(builder: BytecodeBuild, target: BytecodeTarget, code: string): Promise<Buffer> {
+async function compileToBytecode(build: BytecodeBuild, target: BytecodeTarget, code: string): Promise<Buffer> {
   const id = randomBytes(16)
   // Reserve enough source space for an untruncated, per-artifact placeholder identity.
   const source = code + '\n/*' + id.toString('hex') + '*/'
-  const result = await builder.compile(target, source)
+  const result = await build.compile(target, source)
   const header = Buffer.alloc(28)
   header.write('EVBC0001', 0, 'ascii')
   header.writeUInt32LE(result.sourceLength, 8)
@@ -118,12 +118,14 @@ export function bytecodePlugin(options: BytecodeOptions = {}): Plugin | null {
 
   let supported = false
   let isPreload = false
+  let bytecodeBuild: BytecodeBuild | undefined
 
   return {
     name: 'vite:bytecode',
     apply: 'build',
     enforce: 'post',
     configResolved(config): void {
+      bytecodeBuild = getBytecodeBuild(config.plugins)
       if (supported) {
         return
       }
@@ -182,8 +184,7 @@ export function bytecodePlugin(options: BytecodeOptions = {}): Plugin | null {
 
       const bundles = Object.keys(output)
 
-      const compiler = getBytecodeBuild()
+      if (!bytecodeBuild) {
-      if (!compiler) {
         throw new Error('Bytecode compilation requires an electron-vite build session')
       }
       for (const name of bundles) {
@@ -206,7 +207,7 @@ export function bytecodePlugin(options: BytecodeOptions = {}): Plugin | null {
             }
           }
           if (bytecodeChunks.includes(name)) {
-            const bytecodeBuffer = await compileToBytecode(compiler, isPreload ? 'preload' : 'main', _code)
+            const bytecodeBuffer = await compileToBytecode(bytecodeBuild, isPreload ? 'preload' : 'main', _code)
             this.emitFile({
               type: 'asset',
               fileName: name + 'c',