fix: try to resolve id, if relative path is provided

packages/coverage-c8/src/provider.ts

@@ -58,7 +58,7 @@ export class C8CoverageProvider implements CoverageProvider {
         if (!map)
           return
 
-        const filepath = result.file || file.split('?')[0]
+        const filepath = file.split('?')[0]
 
         const url = _url.pathToFileURL(filepath).href
 

packages/vite-node/src/client.ts

@@ -4,7 +4,7 @@ import vm from 'vm'
 import { dirname, extname, isAbsolute, resolve } from 'pathe'
 import { isNodeBuiltin } from 'mlly'
 import createDebug from 'debug'
-import { isPrimitive, mergeSlashes, normalizeModuleId, normalizeRequestId, slash, toFilePath } from './utils'
+import { cleanUrl, isPrimitive, normalizeModuleId, normalizeRequestId, slash, toFilePath } from './utils'
 import type { HotContext, ModuleCache, ViteNodeRunnerOptions } from './types'
 import { extractSourceMap } from './source-map'
 
@@ -221,39 +221,43 @@ export class ViteNodeRunner {
 
     Object.defineProperty(request, 'callstack', { get: () => callstack })
 
-    const resolveId = async (dep: string, callstackPosition = 1) => {
+    const resolveId = async (dep: string, callstackPosition = 1): Promise<[dep: string, id: string | undefined]> => {
       if (this.options.resolveId && this.shouldResolveId(dep)) {
-        let importer = callstack[callstack.length - callstackPosition]
+        let importer: string | undefined = callstack[callstack.length - callstackPosition]
+        if (importer && !dep.startsWith('.'))
+          importer = undefined
         if (importer && importer.startsWith('mock:'))
           importer = importer.slice(5)
-        const { id } = await this.options.resolveId(dep, importer) || {}
-        dep = id && isAbsolute(id) ? mergeSlashes(`/@fs/${id}`) : id || dep
+        const resolved = await this.options.resolveId(normalizeRequestId(dep), importer)
+        return [dep, resolved?.id]
       }
 
-      return dep
+      return [dep, undefined]
     }
 
+    const [dep, resolvedId] = await resolveId(id, 2)
+
     const requestStubs = this.options.requestStubs || DEFAULT_REQUEST_STUBS
     if (id in requestStubs)
       return requestStubs[id]
 
     // eslint-disable-next-line prefer-const
-    let { code: transformed, externalize, file } = await this.options.fetchModule(id)
+    let { code: transformed, externalize } = await this.options.fetchModule(resolvedId || dep)
 
     // in case we resolved fsPath incorrectly, Vite will return the correct file path
     // in that case we need to update cache, so we don't have the same module as different exports
     // but we ignore fsPath that has custom query, because it might need to be different
-    if (file && !fsPath.includes('?') && fsPath !== file) {
-      if (this.moduleCache.has(file)) {
-        mod = this.moduleCache.get(file)
+    if (resolvedId && !fsPath.includes('?') && fsPath !== resolvedId) {
+      if (this.moduleCache.has(resolvedId)) {
+        mod = this.moduleCache.get(resolvedId)
         this.moduleCache.set(fsPath, mod)
         if (mod.promise)
           return mod.promise
         if (mod.exports)
           return mod.exports
       }
       else {
-        this.moduleCache.set(file, mod)
+        this.moduleCache.set(resolvedId, mod)
       }
     }
 
@@ -267,8 +271,10 @@ export class ViteNodeRunner {
     if (transformed == null)
       throw new Error(`[vite-node] Failed to load ${id}`)
 
+    const file = cleanUrl(resolvedId || fsPath)
+    // console.log('file', file)
     // disambiguate the `<UNIT>:/` on windows: see nodejs/node#31710
-    const url = pathToFileURL(file || fsPath).href
+    const url = pathToFileURL(file).href
     const meta = { url }
     const exports = Object.create(null)
     Object.defineProperty(exports, Symbol.toStringTag, {

packages/vite-node/src/server.ts

@@ -4,7 +4,7 @@ import type { TransformResult, ViteDevServer } from 'vite'
 import createDebug from 'debug'
 import type { DebuggerOptions, FetchResult, RawSourceMap, ViteNodeResolveId, ViteNodeServerOptions } from './types'
 import { shouldExternalize } from './externalize'
-import { cleanUrl, normalizeModuleId, toArray, toFilePath } from './utils'
+import { normalizeModuleId, toArray, toFilePath } from './utils'
 import { Debugger } from './debug'
 import { withInlineSourcemap } from './source-map'
 
@@ -130,8 +130,6 @@ export class ViteNodeServer {
     const module = this.server.moduleGraph.getModuleById(id)
     const timestamp = module ? module.lastHMRTimestamp : null
     const cache = this.fetchCache.get(filePath)
-    if (cache?.result.id)
-      id = cache.result.id
     if (timestamp !== null && cache && cache.timestamp >= timestamp)
       return cache.result
 
@@ -143,16 +141,10 @@ export class ViteNodeServer {
       this.debugger?.recordExternalize(id, externalize)
     }
     else {
-      let file = module?.file
-      if (!file) {
-        const [, resolvedId] = await this.server.moduleGraph.resolveUrl(id, true)
-        id = resolvedId
-        file = cleanUrl(resolvedId)
-      }
       const start = performance.now()
       const r = await this._transformRequest(id)
       duration = performance.now() - start
-      result = { file, id, code: r?.code, map: r?.map as unknown as RawSourceMap }
+      result = { code: r?.code, map: r?.map as unknown as RawSourceMap }
     }
 
     this.fetchCache.set(filePath, {

packages/vite-node/src/types.ts

@@ -31,8 +31,6 @@ export interface FetchResult {
   code?: string
   externalize?: string
   map?: RawSourceMap
-  id?: string
-  file?: string
 }
 
 export type HotContext = Omit<ViteHotContext, 'acceptDeps' | 'decline'>

packages/vitest/src/runtime/execute.ts

@@ -30,6 +30,10 @@ export class VitestRunner extends ViteNodeRunner {
   prepareContext(context: Record<string, any>) {
     const request = context.__vite_ssr_import__
     const resolveId = context.__vitest_resolve_id__
+    const resolveUrl = async (dep: string) => {
+      const [id, resolvedId] = await resolveId(dep)
+      return resolvedId || id
+    }
 
     const mocker = new VitestMocker(this.options, this.moduleCache, request)
 
@@ -42,8 +46,8 @@ export class VitestRunner extends ViteNodeRunner {
     }
 
     return Object.assign(context, {
-      __vite_ssr_import__: async (dep: string) => mocker.requestWithMock(await resolveId(dep)),
-      __vite_ssr_dynamic_import__: async (dep: string) => mocker.requestWithMock(await resolveId(dep)),
+      __vite_ssr_import__: async (dep: string) => mocker.requestWithMock(await resolveUrl(dep)),
+      __vite_ssr_dynamic_import__: async (dep: string) => mocker.requestWithMock(await resolveUrl(dep)),
       __vitest_mocker__: mocker,
     })
   }