vitejs · antfu · Sep 23, 2021 · Sep 22, 2021
diff --git a/packages/playground/optimize-missing-deps/__test__/optimize-missing-deps.spec.ts b/packages/playground/optimize-missing-deps/__test__/optimize-missing-deps.spec.ts
@@ -0,0 +1,16 @@
+import { port } from './serve'
+import fetch from 'node-fetch'
+import { untilUpdated } from '../../testUtils'
+
+const url = `http://localhost:${port}`
+
+test('*', async () => {
+  await page.goto(url)
+  // reload page to get optimized missing deps
+  await page.reload()
+  await untilUpdated(() => page.textContent('div'), 'Client')
+
+  // raw http request
+  const aboutHtml = await (await fetch(url)).text()
+  expect(aboutHtml).toMatch('Server')
+})
diff --git a/packages/playground/optimize-missing-deps/__test__/serve.js b/packages/playground/optimize-missing-deps/__test__/serve.js
@@ -0,0 +1,36 @@
+// @ts-check
+// this is automtically detected by scripts/jestPerTestSetup.ts and will replace
+// the default e2e test serve behavior
+
+const path = require('path')
+
+const port = (exports.port = 9529)
+
+/**
+ * @param {string} root
+ * @param {boolean} isProd
+ */
+exports.serve = async function serve(root, isProd) {
+  const { createServer } = require(path.resolve(root, 'server.js'))
+  const { app, vite } = await createServer(root, isProd)
+
+  return new Promise((resolve, reject) => {
+    try {
+      const server = app.listen(port, () => {
+        resolve({
+          // for test teardown
+          async close() {
+            await new Promise((resolve) => {
+              server.close(resolve)
+            })
+            if (vite) {
+              await vite.close()
+            }
+          }
+        })
+      })
+    } catch (e) {
+      reject(e)
+    }
+  })
+}
diff --git a/packages/playground/optimize-missing-deps/index.html b/packages/playground/optimize-missing-deps/index.html
@@ -0,0 +1,11 @@
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <title>Vite App</title>
+  </head>
+  <body>
+    <!--app-html-->
+  </body>
+</html>
diff --git a/packages/playground/optimize-missing-deps/main.js b/packages/playground/optimize-missing-deps/main.js
@@ -0,0 +1,3 @@
+import { sayName } from 'missing-dep'
+
+export const name = sayName()
diff --git a/packages/playground/optimize-missing-deps/missing-dep/index.js b/packages/playground/optimize-missing-deps/missing-dep/index.js
@@ -0,0 +1,5 @@
+import { name } from 'multi-entry-dep'
+
+export function sayName() {
+  return name
+}
diff --git a/packages/playground/optimize-missing-deps/missing-dep/package.json b/packages/playground/optimize-missing-deps/missing-dep/package.json
@@ -0,0 +1,8 @@
+{
+  "name": "missing-dep",
+  "version": "0.0.0",
+  "main": "index.js",
+  "dependencies": {
+    "multi-entry-dep": "file:../multi-entry-dep"
+  }
+}
diff --git a/packages/playground/optimize-missing-deps/multi-entry-dep/index.browser.js b/packages/playground/optimize-missing-deps/multi-entry-dep/index.browser.js
@@ -0,0 +1 @@
+exports.name = 'Client'
diff --git a/packages/playground/optimize-missing-deps/multi-entry-dep/index.js b/packages/playground/optimize-missing-deps/multi-entry-dep/index.js
@@ -0,0 +1,3 @@
+const path = require('path')
+
+exports.name = path.normalize('./Server')
diff --git a/packages/playground/optimize-missing-deps/multi-entry-dep/package.json b/packages/playground/optimize-missing-deps/multi-entry-dep/package.json
@@ -0,0 +1,8 @@
+{
+  "name": "multi-entry-dep",
+  "version": "0.0.0",
+  "main": "index.js",
+  "browser": {
+    "./index.js": "./index.browser.js"
+  }
+}
diff --git a/packages/playground/optimize-missing-deps/package.json b/packages/playground/optimize-missing-deps/package.json
@@ -0,0 +1,17 @@
+{
+  "name": "optimize-missing-deps",
+  "private": true,
+  "version": "0.0.0",
+  "scripts": {
+    "dev": "node server"
+  },
+  "workspaces": {
+    "packages": [
+      "./*"
+    ]
+  },
+  "dependencies": {
+    "missing-dep": "file:./missing-dep",
+    "multi-entry-dep": "file:./multi-entry-dep"
+  }
+}
diff --git a/packages/playground/optimize-missing-deps/server.js b/packages/playground/optimize-missing-deps/server.js
@@ -0,0 +1,60 @@
+// @ts-check
+const fs = require('fs')
+const path = require('path')
+const express = require('express')
+
+const isTest = process.env.NODE_ENV === 'test' || !!process.env.VITE_TEST_BUILD
+
+async function createServer(root = process.cwd()) {
+  const resolve = (p) => path.resolve(__dirname, p)
+
+  const app = express()
+
+  /**
+   * @type {import('vite').ViteDevServer}
+   */
+  const vite = await require('vite').createServer({
+    root,
+    logLevel: isTest ? 'error' : 'info',
+    server: { middlewareMode: 'ssr' }
+  })
+  app.use(vite.middlewares)
+
+  app.use('*', async (req, res) => {
+    try {
+      let template = fs.readFileSync(resolve('index.html'), 'utf-8')
+      template = await vite.transformIndexHtml(req.originalUrl, template)
+
+      // this will import missing deps nest built-in deps that should not be optimized
+      const { name } = await vite.ssrLoadModule('./main.js')
+
+      // this will import missing deps that should be optimized correctly
+      const appHtml = `<div id="app">${name}</div>
+<script type='module'>
+  import { name } from './main.js'
+  document.getElementById('app').innerText = name
+</script>`
+
+      const html = template.replace(`<!--app-html-->`, appHtml)
+
+      res.status(200).set({ 'Content-Type': 'text/html' }).end(html)
+    } catch (e) {
+      vite.ssrFixStacktrace(e)
+      console.log(e.stack)
+      res.status(500).end(e.stack)
+    }
+  })
+
+  return { app, vite }
+}
+
+if (!isTest) {
+  createServer().then(({ app }) =>
+    app.listen(3000, () => {
+      console.log('http://localhost:3000')
+    })
+  )
+}
+
+// for test use
+exports.createServer = createServer
diff --git a/packages/vite/src/node/optimizer/esbuildDepPlugin.ts b/packages/vite/src/node/optimizer/esbuildDepPlugin.ts
@@ -6,8 +6,7 @@ import {
   isRunningWithYarnPnp,
   flattenId,
   normalizePath,
-  isExternalUrl,
-  isBuiltin
+  isExternalUrl
 } from '../utils'
 import { browserExternalId } from '../plugins/resolve'
 import { ExportsData } from '.'
@@ -120,7 +119,7 @@ export function esbuildDepPlugin(
                 namespace: 'browser-external'
               }
             }
-            if (isExternalUrl(resolved) || (ssr && isBuiltin(id))) {
+            if (isExternalUrl(resolved)) {
               return {
                 path: resolved,
                 external: true

diff --git a/packages/vite/src/node/plugins/resolve.ts b/packages/vite/src/node/plugins/resolve.ts
@@ -507,7 +507,8 @@ export function tryNodeResolve(
       importer?.includes('node_modules') ||
       exclude?.includes(pkgId) ||
       exclude?.includes(id) ||
-      SPECIAL_QUERY_RE.test(resolved)
+      SPECIAL_QUERY_RE.test(resolved) ||
+      ssr
     ) {
       // excluded from optimization
       // Inject a version query to npm deps so that the browser

diff --git a/yarn.lock b/yarn.lock
@@ -5552,6 +5552,11 @@ minimist@^1.1.1, minimist@^1.2.0, minimist@^1.2.5:
   resolved "https://registry.npmjs.org/minimist/-/minimist-1.2.5.tgz#67d66014b66a6a8aaa0c083c5fd58df4e4e97602"
   integrity sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw==
 
+"missing-dep@file:./packages/playground/optimize-missing-deps/missing-dep":
+  version "0.0.0"
+  dependencies:
+    multi-entry-dep "file:../../../Library/Caches/Yarn/v6/npm-missing-dep-0.0.0-c3d33c60-1540-4e68-9410-6849e432ed4c-1632279325025/node_modules/multi-entry-dep"
+
 mkdirp@1.0.4, mkdirp@~1.0.4:
   version "1.0.4"
   resolved "https://registry.npmjs.org/mkdirp/-/mkdirp-1.0.4.tgz#3eb5ed62622756d79a5f0e2a221dfebad75c2f7e"
@@ -5592,6 +5597,9 @@ ms@^2.1.1:
   resolved "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz#574c8138ce1d2b5861f0b44579dbadd60c6615b2"
   integrity sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA==
 
+"multi-entry-dep@file:./packages/playground/optimize-missing-deps/multi-entry-dep", "multi-entry-dep@file:packages/playground/optimize-missing-deps/multi-entry-dep":
+  version "0.0.0"
+
 mustache@^4.2.0:
   version "4.2.0"
   resolved "https://registry.npmjs.org/mustache/-/mustache-4.2.0.tgz#e5892324d60a12ec9c2a73359edca52972bf6f64"