fix(dev): strip windows working directory from rendered errors

Author: danielroe

packages/nuxt-cli/src/dev/error.ts

@@ -4,7 +4,7 @@ import type { SourceLoader, StackFrame } from 'youch-core/types'
 import{readFile}from'node:fs/promises'
 importprocessfrom'node:process'
 
-import{dirname,resolve}from'pathe'
+import{dirname,normalize,resolve}from'pathe'
 import{SourceMapConsumer}from'source-map'
 import{Youch}from'youch'
 import{ErrorParser}from'youch-core'
@@ -59,7 +59,17 @@ export async function renderError(req: IncomingMessage, res: ServerResponse, err
 exportasyncfunctionrenderErrorAnsi(error: unknown): Promise<string>{
 awaitloadStackTrace(error).catch(err=>debug('Failed to load stack trace:',err))
 constansi=awaitnewYouch().toANSI(error)
-returnansi.replaceAll(process.cwd(),'.')
+returnstripCwd(ansi)
+}
+
+/**
+ * Replace the working directory in rendered output with `.`.
+ *
+ * Frame filenames are normalised to forward slashes, so on Windows the native
+ * `process.cwd()` spelling never matches and both forms have to be stripped.
+ */
+exportfunctionstripCwd(text: string,cwd=process.cwd()): string{
+returntext.replaceAll(cwd,'.').replaceAll(normalize(cwd),'.')
 }
 
 constsourceLoader: SourceLoader=async(frame)=>{

packages/nuxt-cli/test/unit/errors.spec.ts

@@ -1,5 +1,6 @@
 import{describe,expect,it}from'vitest'
 
+import{stripCwd}from'../../src/dev/error'
 import{isBrokenPipe}from'../../src/utils/errors'
 
 describe('isBrokenPipe',()=>{
@@ -14,3 +15,19 @@ describe('isBrokenPipe', () => {
 expect(isBrokenPipe(undefined)).toBe(false)
 })
 })
+
+describe('stripCwd',()=>{
+it('should strip posix working directories',()=>{
+expect(stripCwd('at /home/me/app/pages/index.vue:3:1','/home/me/app')).toBe('at ./pages/index.vue:3:1')
+})
+
+it('should strip both spellings of a windows working directory',()=>{
+constcwd='C:\\Users\\me\\app'
+expect(stripCwd('at C:/Users/me/app/pages/index.vue:3:1',cwd)).toBe('at ./pages/index.vue:3:1')
+expect(stripCwd('at C:\\Users\\me\\app\\pages\\index.vue:3:1',cwd)).toBe('at .\\pages\\index.vue:3:1')
+})
+
+it('should leave unrelated paths alone',()=>{
+expect(stripCwd('at /elsewhere/app/index.vue:1:1','/home/me/app')).toBe('at /elsewhere/app/index.vue:1:1')
+})
+})