Function readScript

src/cli.ts:199–240

()

}

async function readScript() {
  const [firstArg] = argv._
  let script = ''
  let scriptPath = ''
  let tempPath = ''
  let argSlice = 1

  if (argv.eval) {
    argSlice = 0
    script = argv.eval
    tempPath = getFilepath($.cwd, 'zx', argv.ext)
  } else if (!firstArg || firstArg === '-') {
    script = await readScriptFromStdin()
    tempPath = getFilepath($.cwd, 'zx', argv.ext)
    if (script.length === 0) {
      printUsage()
      process.exitCode = 1
      throw new Fail('No script provided')
    }
  } else if (/^https?:/.test(firstArg)) {
    const { name, ext = argv.ext } = path.parse(new URL(firstArg).pathname)
    script = await readScriptFromHttp(firstArg)
    tempPath = getFilepath($.cwd, name, ext)
  } else {
    script = await fs.readFile(firstArg, 'utf8')
    scriptPath = firstArg.startsWith('file:')
      ? url.fileURLToPath(firstArg)
      : path.resolve(firstArg)
  }

  const { ext, base, dir } = path.parse(tempPath || scriptPath)
  if (ext === '' || (argv.ext && !EXT_RE.test(ext))) {
    tempPath = getFilepath(dir, base)
  }
  if (ext === '.md') {
    script = transformMarkdown(script)
    tempPath = getFilepath(dir, base)
  }
  if (argSlice) updateArgv(argv._.slice(argSlice))

  return { script, scriptPath, tempPath }
}

async function readScriptFromStdin(): Promise<string> {
  return process.stdin.isTTY ? '' : stdin()