Function packageFiles

scripts/pack-util.ts:141–178

(path: string)

 * @returns {Promise<string[]>}
 */
export async function packageFiles(path: string): Promise<string[]> {
  const { files = DEFAULT_GLOBS, main, bin } = require(`${path}/package.json`)

  const allFiles: string[] = files.concat(
    FORCED_GLOBS,
    main ?? [],
    Object.values(bin ?? {})
  )
  const isGlob = (f) => f.includes('*') || f.startsWith('!')
  const simpleFiles = allFiles
    .filter((f) => !isGlob(f) && existsSync(join(path, f)))
    .map((f) => f.replace(/^\.\//, ''))
  const globFiles = allFiles.filter(isGlob)
  const globbedFiles = await glob(
    `+(${globFiles.filter((f) => !f.startsWith('!')).join('|')})`,
    {
      cwd: path,
      ignore: `+(${globFiles
        .filter((f) => f.startsWith('!'))
        .map((f) => f.slice(1))
        .join('|')})`,
    }
  )
  const packageFiles = [...globbedFiles, ...simpleFiles].sort()
  const set = new Set()
  return packageFiles.filter((f) => {
    if (set.has(f)) return false
    // We add the full path, but check for parent directories too.
    // This catches the case where the whole directory is added and then a single file from the directory.
    // The sorting before ensures that the directory comes before the files inside of the directory.
    while (f.includes('/')) {
      f = f.replace(/\/[^/]*$/, '')
      if (set.has(f)) return false
    }
    set.add(f)
    return true
  })
}