diff --git a/.eslintrc.js b/.eslintrc.js
index e763a94c89..17c1d2df20 100644
--- a/.eslintrc.js
+++ b/.eslintrc.js
@@ -1,23 +1,19 @@
 module.exports = {
   extends: [
-    'plugin:vue-libs/recommended'
+    '@vue/standard'
   ],
-  plugins: [
-    'node'
-  ],
-  env: {
-    'jest': true
-  },
   globals: {
     name: 'off'
   },
   rules: {
-    'indent': ['error', 2, {
-      'MemberExpression': 'off'
+    indent: ['error', 2, {
+      MemberExpression: 'off'
     }],
+    quotes: [2, 'single', { avoidEscape: true, allowTemplateLiterals: true }],
+    'quote-props': 'off',
     'no-shadow': ['error'],
     'node/no-extraneous-require': ['error', {
-      'allowModules': [
+      allowModules: [
         '@vue/cli-service',
         '@vue/cli-test-utils'
       ]
@@ -26,6 +22,9 @@ module.exports = {
   overrides: [
     {
       files: ['**/__tests__/**/*.js', '**/cli-test-utils/**/*.js'],
+      env: {
+        jest: true
+      },
       rules: {
         'node/no-extraneous-require': 'off'
       }
diff --git a/packages/@vue/babel-preset-app/index.js b/packages/@vue/babel-preset-app/index.js
index a87ebfbbef..f2f712cc87 100644
--- a/packages/@vue/babel-preset-app/index.js
+++ b/packages/@vue/babel-preset-app/index.js
@@ -259,13 +259,13 @@ module.exports = (context, options = {}) => {
   return {
     sourceType: 'unambiguous',
     overrides: [{
-      exclude: [/@babel[\/|\\\\]runtime/, /core-js/],
+      exclude: [/@babel[/|\\\\]runtime/, /core-js/],
       presets,
       plugins
     }, {
       // there are some untranspiled code in @babel/runtime
       // https://github.com/babel/babel/issues/9903
-      include: [/@babel[\/|\\\\]runtime/],
+      include: [/@babel[/|\\\\]runtime/],
       presets: [
         [require('@babel/preset-env'), envOptions]
       ]
diff --git a/packages/@vue/cli-plugin-babel/codemods/__tests__/usePluginPreset.spec.js b/packages/@vue/cli-plugin-babel/codemods/__tests__/usePluginPreset.spec.js
index d07395c8c4..2758b7a7b4 100644
--- a/packages/@vue/cli-plugin-babel/codemods/__tests__/usePluginPreset.spec.js
+++ b/packages/@vue/cli-plugin-babel/codemods/__tests__/usePluginPreset.spec.js
@@ -6,4 +6,3 @@ defineTest(__dirname, 'usePluginPreset', null, 'default')
 defineTest(__dirname, 'usePluginPreset', null, 'customConfig')
 defineTest(__dirname, 'usePluginPreset', null, 'require')
 defineTest(__dirname, 'usePluginPreset', null, 'templateLiteral')
-
diff --git a/packages/@vue/cli-plugin-babel/index.js b/packages/@vue/cli-plugin-babel/index.js
index 30b561717a..f758e31f96 100644
--- a/packages/@vue/cli-plugin-babel/index.js
+++ b/packages/@vue/cli-plugin-babel/index.js
@@ -12,6 +12,8 @@ function genTranspileDepRegex (transpileDependencies) {
     } else if (dep instanceof RegExp) {
       return dep.source
     }
+
+    throw new Error('transpileDependencies only accepts an array of string or regular expressions')
   })
   return deps.length ? new RegExp(deps.join('|')) : null
 }
diff --git a/packages/@vue/cli-plugin-e2e-nightwatch/nightwatch.config.js b/packages/@vue/cli-plugin-e2e-nightwatch/nightwatch.config.js
index a5406d8829..4071a3aa19 100644
--- a/packages/@vue/cli-plugin-e2e-nightwatch/nightwatch.config.js
+++ b/packages/@vue/cli-plugin-e2e-nightwatch/nightwatch.config.js
@@ -33,7 +33,7 @@ const defaultSettings = {
   test_settings: {
     default: {
       detailed_output: !concurrentMode,
-      launch_url: '${VUE_DEV_SERVER_URL}'
+      launch_url: '${VUE_DEV_SERVER_URL}' // eslint-disable-line no-template-curly-in-string
     },
 
     chrome: {
@@ -56,10 +56,12 @@ const defaultSettings = {
           }
         }
       },
-      webdriver: useSelenium ? {} : {
-        server_path: geckodriver.path,
-        port: 4444
-      }
+      webdriver: useSelenium
+        ? {}
+        : {
+          server_path: geckodriver.path,
+          port: 4444
+        }
     }
   }
 }
diff --git a/packages/@vue/cli-plugin-e2e-webdriverio/__tests__/wdioGenerator.spec.js b/packages/@vue/cli-plugin-e2e-webdriverio/__tests__/wdioGenerator.spec.js
index fbc6cdbb56..30f7661d5f 100644
--- a/packages/@vue/cli-plugin-e2e-webdriverio/__tests__/wdioGenerator.spec.js
+++ b/packages/@vue/cli-plugin-e2e-webdriverio/__tests__/wdioGenerator.spec.js
@@ -11,13 +11,13 @@ test('should add types to existing tsconfig.json', async () => {
       }
     }
   })
-  await write('tsconfig.json', JSON.stringify({ compilerOptions: { types: ['some-type'] }}))
+  await write('tsconfig.json', JSON.stringify({ compilerOptions: { types: ['some-type'] } }))
 
   const invoke = require('@vue/cli/lib/invoke')
   await invoke('e2e-webdriverio', { webdrivers: ['chrome'] }, dir)
 
   const tsconfig = await read('tsconfig.json')
   expect(tsconfig).toMatch(/\r?\n$/)
-  expect(JSON.parse(tsconfig)['compilerOptions']['types'])
+  expect(JSON.parse(tsconfig).compilerOptions.types)
     .toEqual(['some-type', 'mocha', '@wdio/mocha-framework', '@wdio/sync'])
 })
diff --git a/packages/@vue/cli-plugin-eslint/generator/index.js b/packages/@vue/cli-plugin-eslint/generator/index.js
index 9ac49df89c..a3975e6047 100644
--- a/packages/@vue/cli-plugin-eslint/generator/index.js
+++ b/packages/@vue/cli-plugin-eslint/generator/index.js
@@ -44,7 +44,7 @@ module.exports = (api, { config, lintOn = [] }, rootOptions, invoking) => {
       'pre-commit': 'lint-staged'
     }
     const extensions = require('../eslintOptions').extensions(api)
-      .map(ext => ext.replace(/^\./, ''))  // remove the leading `.`
+      .map(ext => ext.replace(/^\./, '')) // remove the leading `.`
     pkg['lint-staged'] = {
       [`*.{${extensions.join(',')}}`]: 'vue-cli-service lint'
     }
diff --git a/packages/@vue/cli-plugin-pwa/__tests__/pwaPlugin.spec.js b/packages/@vue/cli-plugin-pwa/__tests__/pwaPlugin.spec.js
index 814174395c..56054308cc 100644
--- a/packages/@vue/cli-plugin-pwa/__tests__/pwaPlugin.spec.js
+++ b/packages/@vue/cli-plugin-pwa/__tests__/pwaPlugin.spec.js
@@ -59,7 +59,7 @@ test('pwa', async () => {
   browser = launched.browser
 
   // workbox plugin fetches scripts from CDN so it takes a while...
-  await new Promise(r => setTimeout(r, process.env.CI ? 5000 : 2000))
+  await new Promise(resolve => setTimeout(resolve, process.env.CI ? 5000 : 2000))
   const logs = launched.logs
   expect(logs.some(msg => msg.match(/Content has been cached for offline use/))).toBe(true)
   expect(logs.some(msg => msg.match(/App is being served from cache by a service worker/))).toBe(true)
diff --git a/packages/@vue/cli-plugin-pwa/index.js b/packages/@vue/cli-plugin-pwa/index.js
index f8feae2256..89ac894134 100644
--- a/packages/@vue/cli-plugin-pwa/index.js
+++ b/packages/@vue/cli-plugin-pwa/index.js
@@ -54,9 +54,9 @@ module.exports = (api, options) => {
         ]
       }
 
-      const defaultGenerateSWOptions = workboxPluginMode === 'GenerateSW' ? {
-        cacheId: name
-      } : {}
+      const defaultGenerateSWOptions = workboxPluginMode === 'GenerateSW'
+        ? { cacheId: name }
+        : {}
 
       const workBoxConfig = Object.assign(defaultOptions, defaultGenerateSWOptions, userOptions.workboxOptions)
 
diff --git a/packages/@vue/cli-plugin-pwa/ui.js b/packages/@vue/cli-plugin-pwa/ui.js
index f3c7a9a056..b4d9730eb0 100644
--- a/packages/@vue/cli-plugin-pwa/ui.js
+++ b/packages/@vue/cli-plugin-pwa/ui.js
@@ -129,7 +129,7 @@ module.exports = api => {
       // Update app manifest (only when there's a manifest.json file,
       // otherwise it will be inferred from options in vue.config.js)
       if (data.manifest) {
-        const name = result['name']
+        const name = result.name
         if (name) {
           onWriteApi.setData('manifest', {
             name,
@@ -137,7 +137,7 @@ module.exports = api => {
           })
         }
 
-        const themeColor = result['themeColor']
+        const themeColor = result.themeColor
         if (themeColor) {
           onWriteApi.setData('manifest', {
             theme_color: themeColor
diff --git a/packages/@vue/cli-plugin-typescript/__tests__/tsGenerator.spec.js b/packages/@vue/cli-plugin-typescript/__tests__/tsGenerator.spec.js
index 1603917fd0..a745786439 100644
--- a/packages/@vue/cli-plugin-typescript/__tests__/tsGenerator.spec.js
+++ b/packages/@vue/cli-plugin-typescript/__tests__/tsGenerator.spec.js
@@ -18,7 +18,7 @@ test('generate files', async () => {
   expect(files['src/main.js']).toBeFalsy()
   expect(files['src/App.vue']).toMatch('<script lang="ts">')
   // checks that the Home.vue file has not been created, even empty
-  expect(files.hasOwnProperty('src/views/Home.vue')).toBeFalsy()
+  expect(Object.prototype.hasOwnProperty.call(files, 'src/views/Home.vue')).toBeFalsy()
 })
 
 test('classComponent', async () => {
@@ -77,7 +77,7 @@ test('use with router', async () => {
       options: {}
     }
   ])
-  expect(files['src/views/Home.vue']).toMatch('<div class=\"home\">')
+  expect(files['src/views/Home.vue']).toMatch('<div class="home">')
 })
 
 test('tsconfig.json should be valid json', async () => {
diff --git a/packages/@vue/cli-plugin-typescript/codemods/migrateComponentType.js b/packages/@vue/cli-plugin-typescript/codemods/migrateComponentType.js
index 1c2a208331..3c1091a630 100644
--- a/packages/@vue/cli-plugin-typescript/codemods/migrateComponentType.js
+++ b/packages/@vue/cli-plugin-typescript/codemods/migrateComponentType.js
@@ -80,6 +80,8 @@ module.exports = function migrateComponentType (file, api) {
       ) {
         return false
       }
+
+      return true
     })
   if (defineComponentUsages.length === 0) {
     tsmodule
diff --git a/packages/@vue/cli-plugin-unit-jest/__tests__/jestGenerator.spec.js b/packages/@vue/cli-plugin-unit-jest/__tests__/jestGenerator.spec.js
index adcadc4dc0..ad976b351d 100644
--- a/packages/@vue/cli-plugin-unit-jest/__tests__/jestGenerator.spec.js
+++ b/packages/@vue/cli-plugin-unit-jest/__tests__/jestGenerator.spec.js
@@ -150,12 +150,12 @@ test('add types to existing tsconfig.json', async () => {
       '@vue/cli-plugin-unit-jest': {}
     }
   })
-  await write('tsconfig.json', JSON.stringify({ compilerOptions: { types: ['some-type'] }}))
+  await write('tsconfig.json', JSON.stringify({ compilerOptions: { types: ['some-type'] } }))
 
   const invoke = require('@vue/cli/lib/invoke')
   await invoke('unit-jest', {}, dir)
 
   const tsconfig = await read('tsconfig.json')
   expect(tsconfig).toMatch(/\r?\n$/)
-  expect(JSON.parse(tsconfig)['compilerOptions']['types']).toEqual(['some-type', 'jest'])
+  expect(JSON.parse(tsconfig).compilerOptions.types).toEqual(['some-type', 'jest'])
 }, 30000)
diff --git a/packages/@vue/cli-plugin-unit-mocha/__tests__/mochaGenerator.spec.js b/packages/@vue/cli-plugin-unit-mocha/__tests__/mochaGenerator.spec.js
index 3dce859e47..dc01eaef6a 100644
--- a/packages/@vue/cli-plugin-unit-mocha/__tests__/mochaGenerator.spec.js
+++ b/packages/@vue/cli-plugin-unit-mocha/__tests__/mochaGenerator.spec.js
@@ -147,12 +147,12 @@ test('add types to existing tsconfig.json', async () => {
       '@vue/cli-plugin-unit-mocha': {}
     }
   })
-  await write('tsconfig.json', JSON.stringify({ compilerOptions: { types: ['some-type'] }}))
+  await write('tsconfig.json', JSON.stringify({ compilerOptions: { types: ['some-type'] } }))
 
   const invoke = require('@vue/cli/lib/invoke')
   await invoke('unit-mocha', {}, dir)
 
   const tsconfig = await read('tsconfig.json')
   expect(tsconfig).toMatch(/\r?\n$/)
-  expect(JSON.parse(tsconfig)['compilerOptions']['types']).toEqual(['some-type', 'mocha', 'chai'])
+  expect(JSON.parse(tsconfig).compilerOptions.types).toEqual(['some-type', 'mocha', 'chai'])
 }, 30000)
diff --git a/packages/@vue/cli-plugin-unit-mocha/index.js b/packages/@vue/cli-plugin-unit-mocha/index.js
index ad1975a684..9c921650fc 100644
--- a/packages/@vue/cli-plugin-unit-mocha/index.js
+++ b/packages/@vue/cli-plugin-unit-mocha/index.js
@@ -67,11 +67,13 @@ module.exports = api => {
       '--webpack-config',
       require.resolve('@vue/cli-service/webpack.config.js'),
       ...rawArgv,
-      ...(hasInlineFilesGlob ? [] : [
-        api.hasPlugin('typescript')
-          ? `tests/unit/**/*.spec.ts`
-          : `tests/unit/**/*.spec.js`
-      ])
+      ...(hasInlineFilesGlob
+        ? []
+        : [
+          api.hasPlugin('typescript')
+            ? `tests/unit/**/*.spec.ts`
+            : `tests/unit/**/*.spec.js`
+        ])
     ]
 
     return new Promise((resolve, reject) => {
@@ -79,7 +81,7 @@ module.exports = api => {
       child.on('error', reject)
       child.on('exit', code => {
         if (code !== 0) {
-          reject(`mochapack exited with code ${code}.`)
+          reject(new Error(`mochapack exited with code ${code}.`))
         } else {
           resolve()
         }
diff --git a/packages/@vue/cli-service/__tests__/Service.spec.js b/packages/@vue/cli-service/__tests__/Service.spec.js
index ff61db0700..b1381978e0 100644
--- a/packages/@vue/cli-service/__tests__/Service.spec.js
+++ b/packages/@vue/cli-service/__tests__/Service.spec.js
@@ -131,7 +131,7 @@ test('keep publicPath when empty', () => {
 })
 
 test('load project options from vue.config.js', () => {
-  fs.writeFileSync(path.resolve('/', 'vue.config.js'), '')  // only to ensure fs.existsSync returns true
+  fs.writeFileSync(path.resolve('/', 'vue.config.js'), '') // only to ensure fs.existsSync returns true
   jest.mock(path.resolve('/', 'vue.config.js'), () => ({ lintOnSave: false }), { virtual: true })
   mockPkg({
     vue: {
diff --git a/packages/@vue/cli-service/__tests__/css.spec.js b/packages/@vue/cli-service/__tests__/css.spec.js
index b99e91b7b7..0492e41a12 100644
--- a/packages/@vue/cli-service/__tests__/css.spec.js
+++ b/packages/@vue/cli-service/__tests__/css.spec.js
@@ -92,7 +92,7 @@ test('production defaults', () => {
 })
 
 test('override postcss config', () => {
-  const config = genConfig({ postcss: {}})
+  const config = genConfig({ postcss: {} })
   LANGS.forEach(lang => {
     const loader = lang === 'css' ? [] : LOADERS[lang]
     expect(findLoaders(config, lang)).toEqual(['vue-style', 'css', 'postcss'].concat(loader))
@@ -393,4 +393,3 @@ test('should use dart sass implementation whenever possible', () => {
   expect(findOptions(config, 'scss', 'sass')).toMatchObject({ implementation: require('sass') })
   expect(findOptions(config, 'sass', 'sass')).toMatchObject({ implementation: require('sass') })
 })
-
diff --git a/packages/@vue/cli-service/__tests__/serve.spec.js b/packages/@vue/cli-service/__tests__/serve.spec.js
index cceeebcbd9..6eaa11926d 100644
--- a/packages/@vue/cli-service/__tests__/serve.spec.js
+++ b/packages/@vue/cli-service/__tests__/serve.spec.js
@@ -192,4 +192,3 @@ test('use a single websocket connection for HMR', async () => {
     }
   )
 })
-
diff --git a/packages/@vue/cli-service/lib/PluginAPI.js b/packages/@vue/cli-service/lib/PluginAPI.js
index d34827f711..88db286f40 100644
--- a/packages/@vue/cli-service/lib/PluginAPI.js
+++ b/packages/@vue/cli-service/lib/PluginAPI.js
@@ -84,7 +84,7 @@ class PluginAPI {
       fn = opts
       opts = null
     }
-    this.service.commands[name] = { fn, opts: opts || {}}
+    this.service.commands[name] = { fn, opts: opts || {} }
   }
 
   /**
diff --git a/packages/@vue/cli-service/lib/Service.js b/packages/@vue/cli-service/lib/Service.js
index b07fa77be5..4fb59cd8a5 100644
--- a/packages/@vue/cli-service/lib/Service.js
+++ b/packages/@vue/cli-service/lib/Service.js
@@ -38,7 +38,7 @@ module.exports = class Service {
     // resolve the default mode to use for each command
     // this is provided by plugins as module.exports.defaultModes
     // so we can get the information without actually applying the plugin.
-    this.modes = this.plugins.reduce((modes, { apply: { defaultModes }}) => {
+    this.modes = this.plugins.reduce((modes, { apply: { defaultModes } }) => {
       return Object.assign(modes, defaultModes)
     }, {})
   }
diff --git a/packages/@vue/cli-service/lib/commands/build/index.js b/packages/@vue/cli-service/lib/commands/build/index.js
index 15f6b4d16f..7354731ec5 100644
--- a/packages/@vue/cli-service/lib/commands/build/index.js
+++ b/packages/@vue/cli-service/lib/commands/build/index.js
@@ -204,7 +204,7 @@ async function build (args, api, options) {
       }
 
       if (stats.hasErrors()) {
-        return reject(`Build failed with errors.`)
+        return reject(new Error('Build failed with errors.'))
       }
 
       if (!args.silent) {
diff --git a/packages/@vue/cli-service/lib/commands/build/setPublicPath.js b/packages/@vue/cli-service/lib/commands/build/setPublicPath.js
index e298abdc47..47147d79af 100644
--- a/packages/@vue/cli-service/lib/commands/build/setPublicPath.js
+++ b/packages/@vue/cli-service/lib/commands/build/setPublicPath.js
@@ -1,3 +1,4 @@
+/* eslint-disable no-var */
 // This file is imported into lib/wc client bundles.
 
 if (typeof window !== 'undefined') {
diff --git a/packages/@vue/cli-service/lib/config/css.js b/packages/@vue/cli-service/lib/config/css.js
index 1cbb437c6a..2208d7be6f 100644
--- a/packages/@vue/cli-service/lib/config/css.js
+++ b/packages/@vue/cli-service/lib/config/css.js
@@ -65,8 +65,8 @@ module.exports = (api, rootOptions) => {
       ? './'
       : '../'.repeat(
         extractOptions.filename
-            .replace(/^\.[\/\\]/, '')
-            .split(/[\/\\]/g)
+            .replace(/^\.[/\\]/, '')
+            .split(/[/\\]/g)
             .length - 1
       )
 
diff --git a/packages/@vue/cli-service/lib/util/isAbsoluteUrl.js b/packages/@vue/cli-service/lib/util/isAbsoluteUrl.js
index a163b09521..2aac5c71df 100644
--- a/packages/@vue/cli-service/lib/util/isAbsoluteUrl.js
+++ b/packages/@vue/cli-service/lib/util/isAbsoluteUrl.js
@@ -1,4 +1,4 @@
 module.exports = function isAbsoluteUrl (url) {
   // A URL is considered absolute if it begins with "<scheme>://" or "//"
-  return /^([a-z][a-z\d\+\-\.]*:)?\/\//i.test(url)
+  return /^([a-z][a-z\d+\-.]*:)?\/\//i.test(url)
 }
diff --git a/packages/@vue/cli-service/lib/util/prepareProxy.js b/packages/@vue/cli-service/lib/util/prepareProxy.js
index df8d8accb4..a65f0f6341 100644
--- a/packages/@vue/cli-service/lib/util/prepareProxy.js
+++ b/packages/@vue/cli-service/lib/util/prepareProxy.js
@@ -120,7 +120,7 @@ module.exports = function prepareProxy (proxy, appPublicFolder) {
   // Otherwise, proxy is an object so create an array of proxies to pass to webpackDevServer
   return Object.keys(proxy).map(context => {
     const config = proxy[context]
-    if (!config.hasOwnProperty('target')) {
+    if (!Object.prototype.hasOwnProperty.call(config, 'target')) {
       console.log(
         chalk.red(
           'When `proxy` in package.json is an object, each `context` object must have a ' +
@@ -135,7 +135,7 @@ module.exports = function prepareProxy (proxy, appPublicFolder) {
 }
 
 function resolveLoopback (proxy) {
-  const o = url.parse(proxy)
+  const o = new url.URL(proxy)
   o.host = undefined
   if (o.hostname !== 'localhost') {
     return proxy
@@ -148,7 +148,7 @@ function resolveLoopback (proxy) {
     o.hostname = address.ipv6() ? '::1' : '127.0.0.1';
   } catch (_ignored) {
     o.hostname = '127.0.0.1';
-  }*/
+  } */
 
   try {
     // Check if we're on a network; if we are, chances are we can resolve
diff --git a/packages/@vue/cli-service/lib/webpack/ModernModePlugin.js b/packages/@vue/cli-service/lib/webpack/ModernModePlugin.js
index 530729bdaa..874b361338 100644
--- a/packages/@vue/cli-service/lib/webpack/ModernModePlugin.js
+++ b/packages/@vue/cli-service/lib/webpack/ModernModePlugin.js
@@ -81,7 +81,7 @@ class ModernModePlugin {
           const fullSafariFixPath = path.join(compilation.options.output.publicPath, safariFixPath)
           compilation.assets[safariFixPath] = {
             source: function () {
-              return new Buffer(safariFix)
+              return Buffer.from(safariFix)
             },
             size: function () {
               return Buffer.byteLength(safariFix)
diff --git a/packages/@vue/cli-shared-utils/lib/module.js b/packages/@vue/cli-shared-utils/lib/module.js
index 6d7af9c2fe..c5f1953fbd 100644
--- a/packages/@vue/cli-shared-utils/lib/module.js
+++ b/packages/@vue/cli-shared-utils/lib/module.js
@@ -7,6 +7,7 @@ const semver = require('semver')
 // https://github.com/benmosher/eslint-plugin-import/pull/1602
 // Polyfill Node's `Module.createRequireFromPath` if not present (added in Node v10.12.0)
 // Use `Module.createRequire` if available (added in Node v12.2.0)
+// eslint-disable-next-line node/no-deprecated-api
 const createRequire = Module.createRequire || Module.createRequireFromPath || function (filename) {
   const mod = new Module(filename, null)
   mod.filename = filename
diff --git a/packages/@vue/cli-shared-utils/lib/openBrowser.js b/packages/@vue/cli-shared-utils/lib/openBrowser.js
index bfb2614d5f..8af1e91619 100644
--- a/packages/@vue/cli-shared-utils/lib/openBrowser.js
+++ b/packages/@vue/cli-shared-utils/lib/openBrowser.js
@@ -54,7 +54,6 @@ function executeNodeScript (scriptPath, url) {
       )
       console.log(chalk.cyan(scriptPath) + ' exited with code ' + code + '.')
       console.log()
-      return
     }
   })
   return true
@@ -95,7 +94,7 @@ function startBrowserProcess (browser, url) {
   // Fallback to open
   // (It will always open new tab)
   try {
-    var options = { app: browser, url: true }
+    const options = { app: browser, url: true }
     open(url, options).catch(() => {}) // Prevent `unhandledRejection` error.
     return true
   } catch (err) {
diff --git a/packages/@vue/cli/__tests__/Generator.spec.js b/packages/@vue/cli/__tests__/Generator.spec.js
index e4a270f12d..ba4bbf6709 100644
--- a/packages/@vue/cli/__tests__/Generator.spec.js
+++ b/packages/@vue/cli/__tests__/Generator.spec.js
@@ -150,24 +150,26 @@ test('api: extendPackage function', async () => {
 })
 
 test('api: extendPackage allow git, github, http, file version ranges', async () => {
-  const generator = new Generator('/', { plugins: [
-    {
-      id: 'test',
-      apply: api => {
-        api.extendPackage({
-          dependencies: {
-            foo: 'git+ssh://git@github.com:npm/npm.git#v1.0.27',
-            baz: 'git://github.com/npm/npm.git#v1.0.27',
-            bar: 'expressjs/express',
-            bad: 'mochajs/mocha#4727d357ea',
-            bac: 'http://asdf.com/asdf.tar.gz',
-            bae: 'file:../dyl',
-            'my-lib': 'https://bitbucket.org/user/my-lib.git#semver:^1.0.0'
-          }
-        })
+  const generator = new Generator('/', {
+    plugins: [
+      {
+        id: 'test',
+        apply: api => {
+          api.extendPackage({
+            dependencies: {
+              foo: 'git+ssh://git@github.com:npm/npm.git#v1.0.27',
+              baz: 'git://github.com/npm/npm.git#v1.0.27',
+              bar: 'expressjs/express',
+              bad: 'mochajs/mocha#4727d357ea',
+              bac: 'http://asdf.com/asdf.tar.gz',
+              bae: 'file:../dyl',
+              'my-lib': 'https://bitbucket.org/user/my-lib.git#semver:^1.0.0'
+            }
+          })
+        }
       }
-    }
-  ] })
+    ]
+  })
 
   await generator.generate()
 
@@ -186,30 +188,32 @@ test('api: extendPackage allow git, github, http, file version ranges', async ()
 })
 
 test('api: extendPackage merge nonstrictly semver deps', async () => {
-  const generator = new Generator('/', { plugins: [
-    {
-      id: 'test',
-      apply: api => {
-        api.extendPackage({
-          dependencies: {
-            'my-lib': 'https://bitbucket.org/user/my-lib.git#semver:1.0.0',
-            bar: 'expressjs/express'
-          }
-        })
-      }
-    },
-    {
-      id: 'test2',
-      apply: api => {
-        api.extendPackage({
-          dependencies: {
-            'my-lib': 'https://bitbucket.org/user/my-lib.git#semver:1.2.0',
-            bar: 'expressjs/express'
-          }
-        })
+  const generator = new Generator('/', {
+    plugins: [
+      {
+        id: 'test',
+        apply: api => {
+          api.extendPackage({
+            dependencies: {
+              'my-lib': 'https://bitbucket.org/user/my-lib.git#semver:1.0.0',
+              bar: 'expressjs/express'
+            }
+          })
+        }
+      },
+      {
+        id: 'test2',
+        apply: api => {
+          api.extendPackage({
+            dependencies: {
+              'my-lib': 'https://bitbucket.org/user/my-lib.git#semver:1.2.0',
+              bar: 'expressjs/express'
+            }
+          })
+        }
       }
-    }
-  ] })
+    ]
+  })
 
   await generator.generate()
 
@@ -223,30 +227,32 @@ test('api: extendPackage merge nonstrictly semver deps', async () => {
 })
 
 test('api: extendPackage merge dependencies', async () => {
-  const generator = new Generator('/', { plugins: [
-    {
-      id: 'test1',
-      apply: api => {
-        api.extendPackage({
-          dependencies: {
-            foo: '^1.1.0',
-            bar: '^1.0.0'
-          }
-        })
-      }
-    },
-    {
-      id: 'test2',
-      apply: api => {
-        api.extendPackage({
-          dependencies: {
-            foo: '^1.0.0',
-            baz: '^1.0.0'
-          }
-        })
+  const generator = new Generator('/', {
+    plugins: [
+      {
+        id: 'test1',
+        apply: api => {
+          api.extendPackage({
+            dependencies: {
+              foo: '^1.1.0',
+              bar: '^1.0.0'
+            }
+          })
+        }
+      },
+      {
+        id: 'test2',
+        apply: api => {
+          api.extendPackage({
+            dependencies: {
+              foo: '^1.0.0',
+              baz: '^1.0.0'
+            }
+          })
+        }
       }
-    }
-  ] })
+    ]
+  })
 
   await generator.generate()
 
@@ -261,18 +267,20 @@ test('api: extendPackage merge dependencies', async () => {
 })
 
 test('api: warn invalid dep range', async () => {
-  const generator = new Generator('/', { plugins: [
-    {
-      id: 'test1',
-      apply: api => {
-        api.extendPackage({
-          dependencies: {
-            foo: 'foo'
-          }
-        })
+  const generator = new Generator('/', {
+    plugins: [
+      {
+        id: 'test1',
+        apply: api => {
+          api.extendPackage({
+            dependencies: {
+              foo: 'foo'
+            }
+          })
+        }
       }
-    }
-  ] })
+    ]
+  })
 
   await generator.generate()
 
@@ -285,18 +293,20 @@ test('api: warn invalid dep range', async () => {
 })
 
 test('api: warn invalid dep range when non-string', async () => {
-  const generator = new Generator('/', { plugins: [
-    {
-      id: 'test1',
-      apply: api => {
-        api.extendPackage({
-          dependencies: {
-            foo: null
-          }
-        })
+  const generator = new Generator('/', {
+    plugins: [
+      {
+        id: 'test1',
+        apply: api => {
+          api.extendPackage({
+            dependencies: {
+              foo: null
+            }
+          })
+        }
       }
-    }
-  ] })
+    ]
+  })
 
   await generator.generate()
 
@@ -309,28 +319,30 @@ test('api: warn invalid dep range when non-string', async () => {
 })
 
 test('api: extendPackage dependencies conflict', async () => {
-  const generator = new Generator('/', { plugins: [
-    {
-      id: 'test1',
-      apply: api => {
-        api.extendPackage({
-          dependencies: {
-            foo: '^1.0.0'
-          }
-        })
-      }
-    },
-    {
-      id: 'test2',
-      apply: api => {
-        api.extendPackage({
-          dependencies: {
-            foo: '^2.0.0'
-          }
-        })
+  const generator = new Generator('/', {
+    plugins: [
+      {
+        id: 'test1',
+        apply: api => {
+          api.extendPackage({
+            dependencies: {
+              foo: '^1.0.0'
+            }
+          })
+        }
+      },
+      {
+        id: 'test2',
+        apply: api => {
+          api.extendPackage({
+            dependencies: {
+              foo: '^2.0.0'
+            }
+          })
+        }
       }
-    }
-  ] })
+    ]
+  })
 
   await generator.generate()
 
@@ -345,28 +357,30 @@ test('api: extendPackage dependencies conflict', async () => {
 })
 
 test('api: extendPackage merge warn nonstrictly semver deps', async () => {
-  const generator = new Generator('/', { plugins: [
-    {
-      id: 'test3',
-      apply: api => {
-        api.extendPackage({
-          dependencies: {
-            bar: 'expressjs/express'
-          }
-        })
-      }
-    },
-    {
-      id: 'test4',
-      apply: api => {
-        api.extendPackage({
-          dependencies: {
-            bar: 'expressjs/express#1234'
-          }
-        })
+  const generator = new Generator('/', {
+    plugins: [
+      {
+        id: 'test3',
+        apply: api => {
+          api.extendPackage({
+            dependencies: {
+              bar: 'expressjs/express'
+            }
+          })
+        }
+      },
+      {
+        id: 'test4',
+        apply: api => {
+          api.extendPackage({
+            dependencies: {
+              bar: 'expressjs/express#1234'
+            }
+          })
+        }
       }
-    }
-  ] })
+    ]
+  })
 
   await generator.generate()
 
@@ -508,17 +522,19 @@ test('api: extendPackage + { warnIncompatibleVersions: false }', async () => {
 })
 
 test('api: render fs directory', async () => {
-  const generator = new Generator('/', { plugins: [
-    {
-      id: 'test1',
-      apply: api => {
-        api.render('./template', { m: 2 })
-      },
-      options: {
-        n: 1
+  const generator = new Generator('/', {
+    plugins: [
+      {
+        id: 'test1',
+        apply: api => {
+          api.render('./template', { m: 2 })
+        },
+        options: {
+          n: 1
+        }
       }
-    }
-  ] })
+    ]
+  })
 
   await generator.generate()
 
@@ -533,39 +549,43 @@ test('api: render fs directory', async () => {
 
 // #4774
 test('api: call render inside an anonymous function', async () => {
-  const generator = new Generator('/', { plugins: [
-    {
-      id: 'test1',
-      apply: api => {
-        (() => {
-          api.render('./template', { m: 2 })
-        })()
-      },
-      options: {
-        n: 1
+  const generator = new Generator('/', {
+    plugins: [
+      {
+        id: 'test1',
+        apply: api => {
+          (() => {
+            api.render('./template', { m: 2 })
+          })()
+        },
+        options: {
+          n: 1
+        }
       }
-    }
-  ] })
+    ]
+  })
 
   await generator.generate()
   expect(fs.readFileSync('/foo.js', 'utf-8')).toMatch('foo(1)')
 })
 
 test('api: render object', async () => {
-  const generator = new Generator('/', { plugins: [
-    {
-      id: 'test1',
-      apply: api => {
-        api.render({
-          'foo1.js': path.join(templateDir, 'foo.js'),
-          'bar/bar1.js': path.join(templateDir, 'bar/bar.js')
-        }, { m: 3 })
-      },
-      options: {
-        n: 2
+  const generator = new Generator('/', {
+    plugins: [
+      {
+        id: 'test1',
+        apply: api => {
+          api.render({
+            'foo1.js': path.join(templateDir, 'foo.js'),
+            'bar/bar1.js': path.join(templateDir, 'bar/bar.js')
+          }, { m: 3 })
+        },
+        options: {
+          n: 2
+        }
       }
-    }
-  ] })
+    ]
+  })
 
   await generator.generate()
 
@@ -574,20 +594,22 @@ test('api: render object', async () => {
 })
 
 test('api: render middleware', async () => {
-  const generator = new Generator('/', { plugins: [
-    {
-      id: 'test1',
-      apply: (api, options) => {
-        api.render((files, render) => {
-          files['foo2.js'] = render('foo(<%- n %>)', options)
-          files['bar/bar2.js'] = render('bar(<%- n %>)', options)
-        })
-      },
-      options: {
-        n: 3
+  const generator = new Generator('/', {
+    plugins: [
+      {
+        id: 'test1',
+        apply: (api, options) => {
+          api.render((files, render) => {
+            files['foo2.js'] = render('foo(<%- n %>)', options)
+            files['bar/bar2.js'] = render('bar(<%- n %>)', options)
+          })
+        },
+        options: {
+          n: 3
+        }
       }
-    }
-  ] })
+    ]
+  })
 
   await generator.generate()
 
@@ -596,26 +618,29 @@ test('api: render middleware', async () => {
 })
 
 test('api: hasPlugin', () => {
-  new Generator('/', { plugins: [
-    {
-      id: 'foo',
-      apply: api => {
-        expect(api.hasPlugin('foo')).toBe(true)
-        expect(api.hasPlugin('bar')).toBe(true)
-        expect(api.hasPlugin('baz')).toBe(true)
-        expect(api.hasPlugin('vue-cli-plugin-bar')).toBe(true)
-        expect(api.hasPlugin('@vue/cli-plugin-baz')).toBe(true)
+  // eslint-disable-next-line no-new
+  new Generator('/', {
+    plugins: [
+      {
+        id: 'foo',
+        apply: api => {
+          expect(api.hasPlugin('foo')).toBe(true)
+          expect(api.hasPlugin('bar')).toBe(true)
+          expect(api.hasPlugin('baz')).toBe(true)
+          expect(api.hasPlugin('vue-cli-plugin-bar')).toBe(true)
+          expect(api.hasPlugin('@vue/cli-plugin-baz')).toBe(true)
+        }
+      },
+      {
+        id: 'vue-cli-plugin-bar',
+        apply: () => {}
+      },
+      {
+        id: '@vue/cli-plugin-baz',
+        apply: () => {}
       }
-    },
-    {
-      id: 'vue-cli-plugin-bar',
-      apply: () => {}
-    },
-    {
-      id: '@vue/cli-plugin-baz',
-      apply: () => {}
-    }
-  ] })
+    ]
+  })
 })
 
 test('api: onCreateComplete', async () => {
@@ -707,29 +732,34 @@ test('api: afterAnyInvoke and afterInvoke in hooks', async () => {
 })
 
 test('api: resolve', () => {
-  new Generator('/foo/bar', { plugins: [
-    {
-      id: 'test',
-      apply: api => {
-        expect(api.resolve('baz')).toBe(path.resolve('/foo/bar', 'baz'))
+  // eslint-disable-next-line no-new
+  new Generator('/foo/bar', {
+    plugins: [
+      {
+        id: 'test',
+        apply: api => {
+          expect(api.resolve('baz')).toBe(path.resolve('/foo/bar', 'baz'))
+        }
       }
-    }
-  ] })
+    ]
+  })
 })
 
 test('api: addEntryImport & addEntryInjection', async () => {
-  const generator = new Generator('/', { plugins: [
-    {
-      id: 'test',
-      apply: api => {
-        api.injectImports('main.js', `import bar from 'bar'`)
-        api.injectRootOptions('main.js', ['foo', 'bar'])
-        api.render({
-          'main.js': path.join(templateDir, 'entry.js')
-        })
+  const generator = new Generator('/', {
+    plugins: [
+      {
+        id: 'test',
+        apply: api => {
+          api.injectImports('main.js', `import bar from 'bar'`)
+          api.injectRootOptions('main.js', ['foo', 'bar'])
+          api.render({
+            'main.js': path.join(templateDir, 'entry.js')
+          })
+        }
       }
-    }
-  ] })
+    ]
+  })
 
   await generator.generate()
   expect(fs.readFileSync('/main.js', 'utf-8')).toMatch(/import foo from 'foo'\r?\nimport bar from 'bar'/)
@@ -737,69 +767,77 @@ test('api: addEntryImport & addEntryInjection', async () => {
 })
 
 test('api: injectImports to empty file', async () => {
-  const generator = new Generator('/', { plugins: [
-    {
-      id: 'test',
-      apply: api => {
-        api.injectImports('main.js', `import foo from 'foo'`)
-        api.injectImports('main.js', `import bar from 'bar'`)
-        api.render({
-          'main.js': path.join(templateDir, 'empty-entry.js')
-        })
+  const generator = new Generator('/', {
+    plugins: [
+      {
+        id: 'test',
+        apply: api => {
+          api.injectImports('main.js', `import foo from 'foo'`)
+          api.injectImports('main.js', `import bar from 'bar'`)
+          api.render({
+            'main.js': path.join(templateDir, 'empty-entry.js')
+          })
+        }
       }
-    }
-  ] })
+    ]
+  })
 
   await generator.generate()
   expect(fs.readFileSync('/main.js', 'utf-8')).toMatch(/import foo from 'foo'\r?\nimport bar from 'bar'/)
 })
 
 test('api: injectImports to typescript file', async () => {
-  const generator = new Generator('/', { plugins: [
-    {
-      id: 'test',
-      apply: api => {
-        api.injectImports('main.ts', `import foo from 'foo'`)
-        api.render({
-          'main.ts': path.join(templateDir, 'main.ts')
-        })
+  const generator = new Generator('/', {
+    plugins: [
+      {
+        id: 'test',
+        apply: api => {
+          api.injectImports('main.ts', `import foo from 'foo'`)
+          api.render({
+            'main.ts': path.join(templateDir, 'main.ts')
+          })
+        }
       }
-    }
-  ] })
+    ]
+  })
 
   await generator.generate()
   expect(fs.readFileSync('/main.ts', 'utf-8')).toMatch(/import foo from 'foo'/)
 })
 
 test('api: addEntryDuplicateImport', async () => {
-  const generator = new Generator('/', { plugins: [
-    {
-      id: 'test',
-      apply: api => {
-        api.injectImports('main.js', `import foo from 'foo'`)
-        api.render({
-          'main.js': path.join(templateDir, 'entry.js')
-        })
+  const generator = new Generator('/', {
+    plugins: [
+      {
+        id: 'test',
+        apply: api => {
+          api.injectImports('main.js', `import foo from 'foo'`)
+          api.render({
+            'main.js': path.join(templateDir, 'entry.js')
+          })
+        }
       }
-    }
-  ] })
+    ]
+  })
 
   await generator.generate()
   expect(fs.readFileSync('/main.js', 'utf-8')).toMatch(/^import foo from 'foo'\s+new Vue/)
 })
 
 test('api: injectImport for .vue files', async () => {
-  const generator = new Generator('/', { plugins: [
-    {
-      id: 'test',
-      apply: api => {
-        api.injectImports('hello.vue', `import foo from 'foo'`)
-        api.render({
-          'hello.vue': path.join(templateDir, 'hello.vue')
-        })
+  const generator = new Generator('/', {
+    plugins: [
+      {
+        id: 'test',
+        apply: api => {
+          api.injectImports('hello.vue', `import foo from 'foo'`)
+          api.render({
+            'hello.vue': path.join(templateDir, 'hello.vue')
+          })
+        }
       }
-    }
-  ] })
+    ]
+  })
 
   await generator.generate()
   const content = fs.readFileSync('/hello.vue', 'utf-8')
@@ -808,34 +846,38 @@ test('api: injectImport for .vue files', async () => {
 })
 
 test('api: addEntryDuplicateInjection', async () => {
-  const generator = new Generator('/', { plugins: [
-    {
-      id: 'test',
-      apply: api => {
-        api.injectRootOptions('main.js', 'baz')
-        api.render({
-          'main.js': path.join(templateDir, 'entry.js')
-        })
+  const generator = new Generator('/', {
+    plugins: [
+      {
+        id: 'test',
+        apply: api => {
+          api.injectRootOptions('main.js', 'baz')
+          api.render({
+            'main.js': path.join(templateDir, 'entry.js')
+          })
+        }
       }
-    }
-  ] })
+    ]
+  })
 
   await generator.generate()
   expect(fs.readFileSync('/main.js', 'utf-8')).toMatch(/{\s+p: p\(\),\s+baz,\s+render/)
 })
 
 test('api: addEntryDuplicateNonIdentifierInjection', async () => {
-  const generator = new Generator('/', { plugins: [
-    {
-      id: 'test',
-      apply: api => {
-        api.injectRootOptions('main.js', 'p: p()')
-        api.render({
-          'main.js': path.join(templateDir, 'entry.js')
-        })
+  const generator = new Generator('/', {
+    plugins: [
+      {
+        id: 'test',
+        apply: api => {
+          api.injectRootOptions('main.js', 'p: p()')
+          api.render({
+            'main.js': path.join(templateDir, 'entry.js')
+          })
+        }
       }
-    }
-  ] })
+    ]
+  })
 
   await generator.generate()
   expect(fs.readFileSync('/main.js', 'utf-8')).toMatch(/{\s+p: p\(\),\s+baz,\s+render/)
@@ -848,19 +890,21 @@ test('api: addConfigTransform', async () => {
     }
   }
 
-  const generator = new Generator('/', { plugins: [
-    {
-      id: 'test',
-      apply: api => {
-        api.addConfigTransform('fooConfig', {
-          file: {
-            json: ['foo.config.json']
-          }
-        })
-        api.extendPackage(configs)
+  const generator = new Generator('/', {
+    plugins: [
+      {
+        id: 'test',
+        apply: api => {
+          api.addConfigTransform('fooConfig', {
+            file: {
+              json: ['foo.config.json']
+            }
+          })
+          api.extendPackage(configs)
+        }
       }
-    }
-  ] })
+    ]
+  })
 
   await generator.generate({
     extractConfigFiles: true
@@ -878,20 +922,22 @@ test('api: addConfigTransform (multiple)', async () => {
     }
   }
 
-  const generator = new Generator('/', { plugins: [
-    {
-      id: 'test',
-      apply: api => {
-        api.addConfigTransform('bazConfig', {
-          file: {
-            js: ['.bazrc.js'],
-            json: ['.bazrc', 'baz.config.json']
-          }
-        })
-        api.extendPackage(configs)
+  const generator = new Generator('/', {
+    plugins: [
+      {
+        id: 'test',
+        apply: api => {
+          api.addConfigTransform('bazConfig', {
+            file: {
+              js: ['.bazrc.js'],
+              json: ['.bazrc', 'baz.config.json']
+            }
+          })
+          api.extendPackage(configs)
+        }
       }
-    }
-  ] })
+    ]
+  })
 
   await generator.generate({
     extractConfigFiles: true
@@ -909,19 +955,21 @@ test('api: addConfigTransform transform vue warn', async () => {
     }
   }
 
-  const generator = new Generator('/', { plugins: [
-    {
-      id: 'test',
-      apply: api => {
-        api.addConfigTransform('vue', {
-          file: {
-            js: ['vue.config.js']
-          }
-        })
-        api.extendPackage(configs)
+  const generator = new Generator('/', {
+    plugins: [
+      {
+        id: 'test',
+        apply: api => {
+          api.addConfigTransform('vue', {
+            file: {
+              js: ['vue.config.js']
+            }
+          })
+          api.extendPackage(configs)
+        }
       }
-    }
-  ] })
+    ]
+  })
 
   await generator.generate({
     extractConfigFiles: true
@@ -1002,14 +1050,16 @@ test('extract config files', async () => {
     ]
   }
 
-  const generator = new Generator('/', { plugins: [
-    {
-      id: 'test',
-      apply: api => {
-        api.extendPackage(configs)
+  const generator = new Generator('/', {
+    plugins: [
+      {
+        id: 'test',
+        apply: api => {
+          api.extendPackage(configs)
+        }
       }
-    }
-  ] })
+    ]
+  })
 
   await generator.generate({
     extractConfigFiles: true
@@ -1027,16 +1077,18 @@ test('extract config files', async () => {
 test('generate a JS-Only value from a string', async () => {
   const jsAsString = 'true ? "alice" : "bob"'
 
-  const generator = new Generator('/', { plugins: [
-    {
-      id: 'test',
-      apply: api => {
-        api.extendPackage({
-          testScript: api.makeJSOnlyValue(jsAsString)
-        })
+  const generator = new Generator('/', {
+    plugins: [
+      {
+        id: 'test',
+        apply: api => {
+          api.extendPackage({
+            testScript: api.makeJSOnlyValue(jsAsString)
+          })
+        }
       }
-    }
-  ] })
+    ]
+  })
 
   await generator.generate({})
 
@@ -1060,18 +1112,20 @@ test('run a codemod on the entry file', async () => {
         .toSource()
   }
 
-  const generator = new Generator('/', { plugins: [
-    {
-      id: 'test',
-      apply: api => {
-        api.render({
-          'main.js': path.join(templateDir, 'entry.js')
-        })
+  const generator = new Generator('/', {
+    plugins: [
+      {
+        id: 'test',
+        apply: api => {
+          api.render({
+            'main.js': path.join(templateDir, 'entry.js')
+          })
 
-        api.transformScript('main.js', codemod)
+          api.transformScript('main.js', codemod)
+        }
       }
-    }
-  ] })
+    ]
+  })
 
   await generator.generate()
   expect(fs.readFileSync('/main.js', 'utf-8')).toMatch(/new TestVue/)
diff --git a/packages/@vue/cli/__tests__/invoke.spec.js b/packages/@vue/cli/__tests__/invoke.spec.js
index b6bcf557ef..6aceee2ba3 100644
--- a/packages/@vue/cli/__tests__/invoke.spec.js
+++ b/packages/@vue/cli/__tests__/invoke.spec.js
@@ -7,7 +7,7 @@ const create = require('@vue/cli-test-utils/createTestProject')
 
 const parseJS = file => {
   const res = {}
-  ;(new Function('module', file))(res)
+  ;(new Function('module', file))(res) // eslint-disable-line no-new-func
   return res.exports
 }
 
@@ -150,7 +150,7 @@ extends:
 })
 
 test('invoking a plugin that renames files', async () => {
-  const project = await create(`invoke-rename`, { plugins: {}})
+  const project = await create(`invoke-rename`, { plugins: {} })
   const pkg = JSON.parse(await project.read('package.json'))
   pkg.devDependencies['@vue/cli-plugin-typescript'] = '*'
   await project.write('package.json', JSON.stringify(pkg, null, 2))
diff --git a/packages/@vue/cli/lib/GeneratorAPI.js b/packages/@vue/cli/lib/GeneratorAPI.js
index 8d76ecf1ef..2a5b91eba5 100644
--- a/packages/@vue/cli/lib/GeneratorAPI.js
+++ b/packages/@vue/cli/lib/GeneratorAPI.js
@@ -17,7 +17,7 @@ const mergeArrayWithDedupe = (a, b) => Array.from(new Set([...a, ...b]))
 function pruneObject (obj) {
   if (typeof obj === 'object') {
     for (const k in obj) {
-      if (!obj.hasOwnProperty(k)) {
+      if (!Object.prototype.hasOwnProperty.call(obj, k)) {
         continue
       }
 
diff --git a/packages/@vue/cli/lib/util/ProjectPackageManager.js b/packages/@vue/cli/lib/util/ProjectPackageManager.js
index dcadd89523..c78c07d472 100644
--- a/packages/@vue/cli/lib/util/ProjectPackageManager.js
+++ b/packages/@vue/cli/lib/util/ProjectPackageManager.js
@@ -88,7 +88,7 @@ function stripVersion (packageName) {
 // extract the package scope from the full package name
 // the result includes the initial @ character
 function extractPackageScope (packageName) {
-  const scopedNameRegExp = /^(@[^\/]+)\/.*$/
+  const scopedNameRegExp = /^(@[^/]+)\/.*$/
   const result = packageName.match(scopedNameRegExp)
 
   if (!result) {
@@ -222,8 +222,8 @@ class PackageManager {
 
     const registry = await this.getRegistry(scope)
     const registryWithoutProtocol = registry
-      .replace(/https?:/, '')     // remove leading protocol
-      .replace(/([^/])$/, '$1/')  // ensure ending with slash
+      .replace(/https?:/, '') // remove leading protocol
+      .replace(/([^/])$/, '$1/') // ensure ending with slash
     const authTokenKey = `${registryWithoutProtocol}:_authToken`
 
     return npmConfig[authTokenKey]
diff --git a/packages/@vue/cli/lib/util/executeCommand.js b/packages/@vue/cli/lib/util/executeCommand.js
index 51774da7f7..a0ad0ec205 100644
--- a/packages/@vue/cli/lib/util/executeCommand.js
+++ b/packages/@vue/cli/lib/util/executeCommand.js
@@ -135,7 +135,7 @@ exports.executeCommand = function executeCommand (command, args, cwd) {
 
     child.on('close', code => {
       if (code !== 0) {
-        reject(`command failed: ${command} ${args.join(' ')}`)
+        reject(new Error(`command failed: ${command} ${args.join(' ')}`))
         return
       }
       resolve()
diff --git a/packages/@vue/cli/lib/util/loadPresetFromDir.js b/packages/@vue/cli/lib/util/loadPresetFromDir.js
index 096368b2ce..2f3efae6cb 100644
--- a/packages/@vue/cli/lib/util/loadPresetFromDir.js
+++ b/packages/@vue/cli/lib/util/loadPresetFromDir.js
@@ -12,7 +12,7 @@ module.exports = async function loadPresetFromDir (dir) {
   // plugin so it will be invoked by the generator.
   const hasGenerator = fs.existsSync(path.join(dir, 'generator.js')) || fs.existsSync(path.join(dir, 'generator/index.js'))
   if (hasGenerator) {
-    (preset.plugins || (preset.plugins = {}))[dir.replace(/[\/]$/, '')] = {
+    (preset.plugins || (preset.plugins = {}))[dir.replace(/[/]$/, '')] = {
       _isPreset: true,
       prompts: true
     }
diff --git a/packages/@vue/cli/lib/util/sortObject.js b/packages/@vue/cli/lib/util/sortObject.js
index 3c4a361bf2..daa11a9b5b 100644
--- a/packages/@vue/cli/lib/util/sortObject.js
+++ b/packages/@vue/cli/lib/util/sortObject.js
@@ -4,7 +4,7 @@ module.exports = function sortObject (obj, keyOrder, dontSortByUnicode) {
 
   if (keyOrder) {
     keyOrder.forEach(key => {
-      if (obj.hasOwnProperty(key)) {
+      if (Object.prototype.hasOwnProperty.call(obj, key)) {
         res[key] = obj[key]
         delete obj[key]
       }