Nuxt/test/fixtures/cli/cli.gen.config.js

export default {
  test: true,
  buildDir: '.nuxt-generate/build',
  generate: {
    dir: '.nuxt-generate/generate'
  },
  hooks(hook) {
    hook('generate:done', (generator, errors) => {
      if (!errors || errors.length === 0) {
        process.stdout.write('Generated successfully')
      } else {
        process.stderr.write('Generated failed')
      }
    })
  }
}