fix: stringifyJS should be used in all call sites

packages/@vue/cli/__tests__/Generator.spec.js

@@ -4,7 +4,7 @@ const fs = require('fs-extra')
 const path = require('path')
 const Generator = require('../lib/Generator')
 const { logs } = require('@vue/cli-shared-utils')
-const stringifyJS = require('javascript-stringify')
+const stringifyJS = require('../util/stringifyJS')
 
 // prepare template fixtures
 const templateDir = path.resolve(__dirname, 'template')

packages/@vue/cli/__tests__/invoke.spec.js

@@ -11,6 +11,15 @@ const parseJS = file => {
   return res.exports
 }
 
+const baseESLintConfig = Object.assign({}, require('@vue/cli-plugin-eslint/eslintOptions').config({
+  hasPlugin: () => false
+}), {
+  rules: {
+    'no-console': 'off',
+    'no-debugger': 'off'
+  }
+})
+
 async function createAndInstall (name) {
   const project = await create(name, {
     plugins: {
@@ -33,10 +42,9 @@ async function assertUpdates (project) {
   })
 
   const eslintrc = parseJS(await project.read('.eslintrc.js'))
-  expect(eslintrc).toEqual({
-    root: true,
+  expect(eslintrc).toEqual(Object.assign({}, baseESLintConfig, {
     extends: ['plugin:vue/essential', '@vue/airbnb']
-  })
+  }))
 
   const lintedMain = await project.read('src/main.js')
   expect(lintedMain).toMatch(';') // should've been linted in post-generate hook
@@ -85,10 +93,9 @@ test('invoke with existing files', async () => {
   await project.write('vue.config.js', `module.exports = { lintOnSave: true }`)
 
   const eslintrc = parseJS(await project.read('.eslintrc.js'))
-  expect(eslintrc).toEqual({
-    root: true,
+  expect(eslintrc).toEqual(Object.assign({}, baseESLintConfig, {
     extends: ['plugin:vue/essential', 'eslint:recommended']
-  })
+  }))
 
   await project.run(`${require.resolve('../bin/vue')} invoke eslint --config airbnb --lintOn commit`)
 
@@ -111,10 +118,9 @@ test('invoke with existing files (yaml)', async () => {
   await project.write('package.json', JSON.stringify(pkg, null, 2))
 
   const eslintrc = parseJS(await project.read('.eslintrc.js'))
-  expect(eslintrc).toEqual({
-    root: true,
+  expect(eslintrc).toEqual(Object.assign({}, baseESLintConfig, {
     extends: ['plugin:vue/essential', 'eslint:recommended']
-  })
+  }))
 
   await project.rm(`.eslintrc.js`)
   await project.write(`.eslintrc.yml`, `
@@ -128,10 +134,9 @@ extends:
 
   const updated = await project.read('.eslintrc.yml')
   expect(updated).toMatch(`
-root: true
 extends:
   - 'plugin:vue/essential'
-  - '@vue/airbnb'
+  - 'eslint:recommended'
 `.trim())
 })
 

packages/@vue/cli/lib/GeneratorAPI.js

@@ -7,7 +7,7 @@ const resolve = require('resolve')
 const isBinary = require('isbinaryfile')
 const yaml = require('yaml-front-matter')
 const mergeDeps = require('./util/mergeDeps')
-const stringifyJS = require('javascript-stringify')
+const stringifyJS = require('./util/stringifyJS')
 const { getPluginLink, toShortPluginId } = require('@vue/cli-shared-utils')
 
 const isString = val => typeof val === 'string'

packages/@vue/cli/lib/util/configTransforms.js

@@ -1,16 +1,7 @@
 const fs = require('fs')
 const path = require('path')
 const extendJSConfig = require('./extendJSConfig')
-const stringify = require('javascript-stringify')
-
-function stringifyJS (value) {
-  return stringify(value, (val, indent, stringify) => {
-    if (val && val.__expression) {
-      return val.__expression
-    }
-    return stringify(val)
-  }, 2)
-}
+const stringifyJS = require('./stringifyJS')
 
 function makeJSTransform (filename) {
   return function transformToJS (value, checkExisting, context) {

packages/@vue/cli/lib/util/extendJSConfig.js

@@ -1,6 +1,6 @@
 module.exports = function extendJSConfig (value, source) {
   const recast = require('recast')
-  const stringifyJS = require('javascript-stringify')
+  const stringifyJS = require('./stringifyJS')
 
   let exportsIdentifier = null
 

packages/@vue/cli/lib/util/stringifyJS.js

@@ -0,0 +1,10 @@
+const stringify = require('javascript-stringify')
+
+module.exports = function stringifyJS (value) {
+  return stringify(value, (val, indent, stringify) => {
+    if (val && val.__expression) {
+      return val.__expression
+    }
+    return stringify(val)
+  }, 2)
+}