feat: add --no-cache option for both serve and build

packages/@vue/cli-service/lib/commands/build/index.js

@@ -2,7 +2,8 @@ const defaults = {
  clean: true,
  target: 'app',
  formats: 'commonjs,umd,umd-min',
- 'unsafe-inline': true
+ 'unsafe-inline': true,
+ cache: true
 }
 
 const buildModes = {
@@ -38,7 +39,8 @@ module.exports = (api, options) => {
  '--report-json': 'generate report.json to help analyze bundle content',
  '--skip-plugins': `comma-separated list of plugin names to skip for this run`,
  '--watch': `watch for changes`,
- '--stdin': `close when stdin ends`
+ '--stdin': `close when stdin ends`,
+ '--no-cache': `disable webpack persistent caching`
  }
  }, async (args, rawArgs) => {
  for (const key in defaults) {
@@ -196,17 +198,17 @@ async function build (args, api, options) {
  await fs.emptyDir(targetDir)
  }
 
- modifyConfig(webpackConfig, config => {
- config.cache.name = `${
- config.mode
- }-${
- args.target
- }-${
-  Object.keys(config.entry).join('-')
- }${
- args.modern ? (args.modernBuild ? '-modern' : '-legacy') : ''
- }`
- })
+ if (args.cache) {
+ modifyConfig(webpackConfig, config => {
+ config.cache.name = `${config.mode}-${args.target}-${Object.keys(config.entry).join('-')}${
+  args.modern ? (args.modernBuild ? '-modern' : '-legacy') : ''
+ }`
+ })
+ } else {
+ modifyConfig(webpackConfig, config => {
+ config.cache = false
+ })
+ }
 
  return new Promise((resolve, reject) => {
  webpack(webpackConfig, (err, stats) => {

packages/@vue/cli-service/lib/commands/serve.js

@@ -10,7 +10,8 @@ const {
 const defaults = {
  host: '0.0.0.0',
  port: 8080,
- https: false
+ https: false,
+ cache: true
 }
 
 module.exports = (api, options) => {
@@ -26,7 +27,8 @@ module.exports = (api, options) => {
  '--port': `specify port (default: ${defaults.port})`,
  '--https': `use https (default: ${defaults.https})`,
  '--public': `specify the public network URL for the HMR client`,
- '--skip-plugins': `comma-separated list of plugin names to skip for this run`
+ '--skip-plugins': `comma-separated list of plugin names to skip for this run`,
+ '--no-cache': `disable webpack persistent caching`
  }
  }, async function serve (args) {
  info('Starting development server...')
@@ -160,7 +162,12 @@ module.exports = (api, options) => {
  addDevClientToEntry(webpackConfig, devClients)
  }
 
- webpackConfig.cache.name = `${webpackConfig.mode}-${Object.keys(webpackConfig.entry).join('-')}`
+ args.cache = args.cache == null ? defaults.cache : args.cache
+ if (args.cache) {
+ webpackConfig.cache.name = `${webpackConfig.mode}-${Object.keys(webpackConfig.entry).join('-')}`
+ } else {
+ webpackConfig.cache = false
+ }
 
  // create compiler
  const compiler = webpack(webpackConfig)