feat: implement vue upgrade

packages/@vue/cli-upgrade/bin/vue-cli-upgrade.js

@@ -0,0 +1,3 @@
+const vueCliUpgrade = require('../index')
+
+vueCliUpgrade()

packages/@vue/cli-upgrade/get-installed-version.js

@@ -0,0 +1,14 @@
+const path = require('path')
+const getPackageJson = require('./get-package-json')
+
+module.exports = function getInstalledVersion (packageName) {
+  // for first level deps, read package.json directly is way faster than `npm list`
+  try {
+    const packageJson = getPackageJson(
+      path.resolve(process.cwd(), 'node_modules', packageName)
+    )
+    return packageJson.version
+  } catch (e) {
+    return 'N/A'
+  }
+}

packages/@vue/cli-upgrade/get-package-json.js

@@ -0,0 +1,21 @@
+const fs = require('fs')
+const path = require('path')
+
+module.exports = function getPackageJson (projectPath) {
+  const packagePath = path.join(projectPath, 'package.json')
+
+  let packageJson
+  try {
+    packageJson = fs.readFileSync(packagePath, 'utf-8')
+  } catch (err) {
+    throw new Error(`${packagePath} not exist`)
+  }
+
+  try {
+    packageJson = JSON.parse(packageJson)
+  } catch (err) {
+    throw new Error('The package.json is malformed')
+  }
+
+  return packageJson
+}

packages/@vue/cli-upgrade/get-upgradable-version.js

@@ -0,0 +1,38 @@
+const execa = require('execa')
+
+function getMaxSatisfying (packageName, range) {
+  let version = JSON.parse(
+    execa.shellSync(`npm view ${packageName}@${range} version --json`).stdout
+  )
+
+  if (typeof version !== 'string') {
+    version = version[0]
+  }
+
+  return version
+}
+
+module.exports = function getUpgradableVersion (
+  packageName,
+  currRange,
+  semverLevel
+) {
+  let newRange
+  if (semverLevel === 'patch') {
+    const currMaxVersion = getMaxSatisfying(packageName, currRange)
+    newRange = `~${currMaxVersion}`
+    const newMaxVersion = getMaxSatisfying(packageName, newRange)
+    newRange = `~${newMaxVersion}`
+  } else if (semverLevel === 'minor') {
+    const currMaxVersion = getMaxSatisfying(packageName, currRange)
+    newRange = `^${currMaxVersion}`
+    const newMaxVersion = getMaxSatisfying(packageName, newRange)
+    newRange = `^${newMaxVersion}`
+  } else if (semverLevel === 'major') {
+    newRange = `^${getMaxSatisfying(packageName, 'latest')}`
+  } else {
+    throw new Error('Release type must be one of patch | minor | major!')
+  }
+
+  return newRange
+}

packages/@vue/cli-upgrade/index.js

@@ -0,0 +1,153 @@
+const fs = require('fs')
+const path = require('path')
+
+const chalk = require('chalk')
+const Table = require('cli-table')
+const inquirer = require('inquirer')
+
+/* eslint-disable node/no-extraneous-require */
+const {
+  hasYarn,
+  logWithSpinner,
+  stopSpinner
+} = require('@vue/cli-shared-utils')
+const { loadOptions } = require('@vue/cli/lib/options')
+const { installDeps } = require('@vue/cli/lib/util/installDeps')
+/* eslint-enable node/no-extraneous-require */
+
+const getPackageJson = require('./get-package-json')
+const getInstalledVersion = require('./get-installed-version')
+const getUpgradableVersion = require('./get-upgradable-version')
+
+const projectPath = process.cwd()
+
+// - Resolve the version to upgrade to.
+// - `vue upgrade [patch|minor|major]`: defaults to minor
+// - If already latest, print message and exit
+// - Otherwise, confirm via prompt
+
+function isCorePackage (packageName) {
+  return (
+    packageName === '@vue/cli-service' ||
+    packageName.startsWith('@vue/cli-plugin-')
+  )
+}
+
+function shouldUseYarn () {
+  // infer from lockfiles first
+  if (fs.existsSync(path.resolve(projectPath, 'package-lock.json'))) {
+    return false
+  }
+
+  if (fs.existsSync(path.resolve(projectPath, 'yarn.lock')) && hasYarn()) {
+    return true
+  }
+
+  // fallback to packageManager field in ~/.vuerc
+  const { packageManager } = loadOptions()
+  if (packageManager) {
+    return packageManager === 'yarn'
+  }
+
+  return hasYarn()
+}
+
+module.exports = async function vueCliUpgrade (semverLevel = 'minor') {
+  // get current deps
+  // filter @vue/cli-service & @vue/cli-plugin-*
+  const pkg = getPackageJson(projectPath)
+  const upgradableDepMaps = new Map([
+    ['dependencies', new Map()],
+    ['devDependencies', new Map()],
+    ['optionalDependencies', new Map()]
+  ])
+
+  logWithSpinner('Gathering update information...')
+  for (const depType of upgradableDepMaps.keys()) {
+    for (const [packageName, currRange] of Object.entries(pkg[depType] || {})) {
+      if (!isCorePackage(packageName)) {
+        continue
+      }
+
+      const upgradable = getUpgradableVersion(
+        packageName,
+        currRange,
+        semverLevel
+      )
+      if (upgradable !== currRange) {
+        upgradableDepMaps.get(depType).set(packageName, upgradable)
+      }
+    }
+  }
+
+  const table = new Table({
+    head: ['package', 'installed', '', 'upgraded'],
+    colAligns: ['left', 'right', 'right', 'right'],
+    chars: {
+      top: '',
+      'top-mid': '',
+      'top-left': '',
+      'top-right': '',
+      bottom: '',
+      'bottom-mid': '',
+      'bottom-left': '',
+      'bottom-right': '',
+      left: '',
+      'left-mid': '',
+      mid: '',
+      'mid-mid': '',
+      right: '',
+      'right-mid': '',
+      middle: ''
+    }
+  })
+
+  for (const [depType, depMap] of upgradableDepMaps.entries()) {
+    for (const packageName of depMap.keys()) {
+      const installedVersion = getInstalledVersion(packageName)
+      const upgradedVersion = depMap.get(packageName)
+      table.push([packageName, installedVersion, '→', upgradedVersion])
+
+      pkg[depType][packageName] = upgradedVersion
+    }
+  }
+
+  stopSpinner()
+
+  if ([...upgradableDepMaps.values()].every(depMap => depMap.size === 0)) {
+    console.log('Already up-to-date.')
+    return
+  }
+
+  console.log('These packages can be upgraded:\n')
+  console.log(table.toString())
+  console.log(
+    `\nView complete changelog at ${chalk.blue(
+      'https://github.com/vuejs/vue-cli/blob/dev/CHANGELOG.md'
+    )}\n`
+  )
+
+  const useYarn = shouldUseYarn()
+  const { confirmed } = await inquirer.prompt([
+    {
+      name: 'confirmed',
+      type: 'confirm',
+      message: `Upgrade ${chalk.yellow('package.json')} and run ${chalk.blue(
+        useYarn ? 'yarn install' : 'npm install'
+      )}?`
+    }
+  ])
+
+  if (!confirmed) {
+    return
+  }
+
+  fs.writeFileSync(path.resolve(projectPath, 'package.json'), JSON.stringify(pkg, null, 2))
+  console.log()
+  console.log(`${chalk.yellow('package.json')} saved`)
+  if (useYarn) {
+    await installDeps(projectPath, 'yarn')
+  } else {
+    await installDeps(projectPath, 'npm')
+  }
+}

packages/@vue/cli-upgrade/package.json

@@ -0,0 +1,28 @@
+{
+  "name": "@vue/cli-upgrade",
+  "version": "3.0.1",
+  "description": "utility to upgrade vue cli service / plugins in vue apps",
+  "main": "index.js",
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/vuejs/vue-cli.git"
+  },
+  "keywords": [
+    "vue",
+    "cli",
+    "upgrade",
+    "update"
+  ],
+  "author": "Haoqun Jiang <[email protected]>",
+  "license": "MIT",
+  "bugs": {
+    "url": "https://github.com/vuejs/vue-cli/issues"
+  },
+  "homepage": "https://github.com/vuejs/vue-cli/tree/dev/packages/@vue/cli-upgrade#readme",
+  "dependencies": {
+    "chalk": "^2.4.1",
+    "cli-table": "^0.3.1",
+    "execa": "^0.10.0",
+    "inquirer": "^6.0.0"
+  }
+}

packages/@vue/cli/bin/vue.js

@@ -148,6 +148,13 @@ program
     require('../lib/config')(value, cleanArgs(cmd))
   })
 
+program
+  .command('upgrade [semverLevel]')
+  .description('upgrade vue cli service / plugins (default semverLevel: minor)')
+  .action((semverLevel, cmd) => {
+    loadCommand('upgrade', '@vue/cli-upgrade')(semverLevel, cleanArgs(cmd))
+  })
+
 // output help information on unknown commands
 program
   .arguments('<command>')
@@ -189,12 +196,16 @@ if (!process.argv.slice(2).length) {
   program.outputHelp()
 }
 
+function camelize (str) {
+  return str.replace(/-(\w)/g, (_, c) => c ? c.toUpperCase() : '')
+}
+
 // commander passes the Command object itself as options,
 // extract only actual options into a fresh object.
 function cleanArgs (cmd) {
   const args = {}
   cmd.options.forEach(o => {
-    const key = o.long.replace(/^--/, '')
+    const key = camelize(o.long.replace(/^--/, ''))
     // if an option is not present and Command has a method with the same name
     // it should not be copied
     if (typeof cmd[key] !== 'function' && typeof cmd[key] !== 'undefined') {

yarn.lock

@@ -3601,6 +3601,12 @@ cli-spinners@^1.0.1, cli-spinners@^1.1.0:
   resolved "https://registry.yarnpkg.com/cli-spinners/-/cli-spinners-1.3.1.tgz#002c1990912d0d59580c93bd36c056de99e4259a"
   integrity sha512-1QL4544moEsDVH9T/l6Cemov/37iv1RtoKf7NJ04A60+4MREXNfx/QvavbH6QoGdsD4N4Mwy49cmaINR/o2mdg==
 
+cli-table@^0.3.1:
+  version "0.3.1"
+  resolved "http://registry.npm.taobao.org/cli-table/download/cli-table-0.3.1.tgz#f53b05266a8b1a0b934b3d0821e6e2dc5914ae23"
+  dependencies:
+    colors "1.0.3"
+
 cli-truncate@^0.2.1:
   version "0.2.1"
   resolved "https://registry.yarnpkg.com/cli-truncate/-/cli-truncate-0.2.1.tgz#9f15cfbb0705005369216c626ac7d05ab90dd574"