Function createSpinner

packages/react-email/src/cli/utils/spinner.ts:141–151

(
  display: SpinnerDisplay,
  options?: SpinnerOptions,
)

}

export const createSpinner = (
  display: SpinnerDisplay,
  options?: SpinnerOptions,
): Spinner => {
  const stream =
    (typeof display !== 'string' && display.stream) || process.stdout;
  if (!isInteractiveStream(stream)) {
    return new NonInteractiveSpinner(display);
  }
  return new PicoSpinner(normalizeDisplay(display), options);
};

export const stopSpinnerAndPersist = (
  spinner: Spinner | undefined,