fix: don't mistake another package.json for nuxt's own

Author: danielroe

packages/nuxt-cli/src/commands/module/search.ts

@@ -9,7 +9,7 @@ import { kebabCase, upperFirst } from 'scule'
 import{formatInfoBox}from'../../utils/formatting'
 import{logger}from'../../utils/logger'
 import{logNetworkError}from'../../utils/network'
-import{getNuxtVersion}from'../../utils/versions'
+import{DEFAULT_NUXT_VERSION,getNuxtVersion}from'../../utils/versions'
 import{cwdArgs}from'../_shared'
 import{checkNuxtCompatibility,fetchModules,MODULES_API_URL}from'./_utils'
 
@@ -41,7 +41,7 @@ export default defineCommand({
 },
 },
 asyncsetup(ctx){
-constnuxtVersion=awaitgetNuxtVersion(ctx.args.cwd)
+constnuxtVersion=awaitgetNuxtVersion(ctx.args.cwd).catch(()=>DEFAULT_NUXT_VERSION)
 returnfindModuleByKeywords(ctx.args._.join(' '),nuxtVersion)
 },
 })

packages/nuxt-cli/src/utils/versions.ts

@@ -5,14 +5,24 @@ import { coerce } from 'verkit'
 
 import{tryResolveNuxt}from'./kit'
 
+/**
+ * Names a resolved `nuxt` dependency can legitimately have, so that a
+ * `package.json` reached through `pkg-types`' nearest-file fallback (which
+ * happens when `nuxt` cannot be resolved at all) is not mistaken for Nuxt's own.
+ */
+constNUXT_PACKAGE_NAMES=newSet(['nuxt','nuxt-nightly','nuxt3','nuxt-edge'])
+
+/** Assumed Nuxt version when the project declares no resolvable one. */
+exportconstDEFAULT_NUXT_VERSION='3.0.0'
+
 exportasyncfunctiongetNuxtVersion(cwd: string,cache=true){
 constnuxtPkg=awaitreadPackageJSON('nuxt',{url: cwd,try: true, cache }).catch(()=>null)
-if(nuxtPkg){
-returnnuxtPkg.version!
+if(nuxtPkg?.version&&NUXT_PACKAGE_NAMES.has(nuxtPkg.name!)){
+returnnuxtPkg.version
 }
 constpkg=awaitreadPackageJSON(cwd)
 constpkgDep=pkg?.dependencies?.nuxt||pkg?.devDependencies?.nuxt
-return(pkgDep&&coerce(pkgDep))||'3.0.0'
+return(pkgDep&&coerce(pkgDep))||DEFAULT_NUXT_VERSION
 }
 
 exportfunctiongetPkgVersion(cwd: string,pkg: string,options?: {via?: string[]}){

packages/nuxt-cli/test/unit/utils/versions.spec.ts

@@ -0,0 +1,25 @@
+import{mkdtemp,rm,writeFile}from'node:fs/promises'
+import{tmpdir}from'node:os'
+import{join}from'node:path'
+
+import{afterEach,beforeEach,describe,expect,it}from'vitest'
+
+import{getNuxtVersion}from'../../../src/utils/versions'
+
+describe('getNuxtVersion',()=>{
+lettempDir: string
+
+beforeEach(async()=>{
+tempDir=awaitmkdtemp(join(tmpdir(),'nuxt-versions-test-'))
+})
+
+afterEach(async()=>{
+awaitrm(tempDir,{recursive: true,force: true})
+})
+
+it('should read the declared version when nuxt is not installed',async()=>{
+awaitwriteFile(join(tempDir,'package.json'),JSON.stringify({devDependencies: {nuxt: '^4.2.0'}}))
+
+expect(awaitgetNuxtVersion(tempDir,false)).toBe('4.2.0')
+})
+})