fix(ssr): normalize manifest filenames

packages/plugin-vue-jsx/index.js

@@ -4,6 +4,7 @@ const jsx = require('@vue/babel-plugin-jsx')
 const importMeta = require('@babel/plugin-syntax-import-meta')
 const { createFilter } = require('@rollup/pluginutils')
 const hash = require('hash-sum')
+const path = require('path')
 
 const ssrRegisterHelperId = '/__vue-jsx-ssr-register-helper'
 const ssrRegisterHelperCode =
@@ -39,6 +40,7 @@ function ssrRegisterHelper(comp, filename) {
  * @returns {import('vite').Plugin}
  */
 function vueJsxPlugin(options = {}) {
+  let root = ''
   let needHmr = false
   let needSourceMap = true
 
@@ -63,6 +65,7 @@ function vueJsxPlugin(options = {}) {
     configResolved(config) {
       needHmr = config.command === 'serve' && !config.isProduction
       needSourceMap = config.command === 'serve' || !!config.build.sourcemap
+      root = config.root
     },
 
     resolveId(id) {
@@ -217,9 +220,10 @@ function vueJsxPlugin(options = {}) {
           }
 
           if (ssr) {
+            const normalizedId = path.relative(root, id)
             let ssrInjectCode =
               `\nimport { ssrRegisterHelper } from "${ssrRegisterHelperId}"` +
-              `\nconst __moduleId = ${JSON.stringify(id)}`
+              `\nconst __moduleId = ${JSON.stringify(normalizedId)}`
             for (const { local } of hotComponents) {
               ssrInjectCode += `\nssrRegisterHelper(${local}, __moduleId)`
             }

packages/plugin-vue/src/main.ts

@@ -143,13 +143,14 @@ export async function transformMain(
 
   // SSR module registration by wrapping user setup
   if (ssr) {
+    const normalizedFilename = path.relative(options.root, filename)
     output.push(
       `import { useSSRContext as __vite_useSSRContext } from 'vue'`,
       `const _sfc_setup = _sfc_main.setup`,
       `_sfc_main.setup = (props, ctx) => {`,
       `  const ssrContext = __vite_useSSRContext()`,
       `  ;(ssrContext.modules || (ssrContext.modules = new Set())).add(${JSON.stringify(
-        filename
+        normalizedFilename
       )})`,
       `  return _sfc_setup ? _sfc_setup(props, ctx) : undefined`,
       `}`

packages/vite/src/node/ssr/ssrManifestPlugin.ts

@@ -1,3 +1,4 @@
+import { relative } from 'path'
 import { ResolvedConfig } from '..'
 import { Plugin } from '../plugin'
 import { chunkToEmittedCssFileMap } from '../plugins/css'
@@ -21,7 +22,9 @@ export function ssrManifestPlugin(config: ResolvedConfig): Plugin {
             : chunkToEmittedCssFileMap.get(chunk)
           const assetFiles = chunkToEmittedAssetsMap.get(chunk)
           for (const id in chunk.modules) {
-            const mappedChunks = ssrManifest[id] || (ssrManifest[id] = [])
+            const normalizedId = relative(config.root, id)
+            const mappedChunks =
+              ssrManifest[normalizedId] || (ssrManifest[normalizedId] = [])
             if (!chunk.isEntry) {
               mappedChunks.push(base + chunk.fileName)
             }