Function copy_babel_runtime

packages/next/taskfile.js:163–199

(task, opts)

externals['@babel/runtime'] = 'next/dist/compiled/@babel/runtime'
export async function copy_babel_runtime(task, opts) {
  const runtimeDir = dirname(require.resolve('@babel/runtime/package.json'))
  const outputDir = join(__dirname, 'src/compiled/@babel/runtime')
  const runtimeFiles = glob.sync('**/*', {
    cwd: runtimeDir,
    ignore: ['node_modules/**/*'],
  })

  for (const file of runtimeFiles) {
    const inputPath = join(runtimeDir, file)
    const outputPath = join(outputDir, file)

    if (!(await fs.stat(inputPath)).isFile()) {
      continue
    }
    let contents = await fs.readFile(inputPath, 'utf8')

    if (inputPath.endsWith('.js')) {
      contents = contents
        .replace(
          'regenerator-runtime',
          'next/dist/compiled/regenerator-runtime'
        )
        .replace('@babel/runtime', 'next/dist/compiled/@babel/runtime')
    }

    if (inputPath.endsWith('package.json')) {
      contents = JSON.stringify({
        ...JSON.parse(contents),
        dependencies: {},
      })
    }

    await fs.mkdir(dirname(outputPath), { recursive: true })
    await fs.writeFile(outputPath, contents)
  }
}

externals['@vercel/og'] = 'next/dist/compiled/@vercel/og'
export async function copy_vercel_og(task, opts) {