Function write

packages/react-email/src/cli/utils/spinner.spec.ts:8–11

(chunk, _encoding, callback)

  const chunks: string[] = [];
  const stream = new Writable({
    write(chunk, _encoding, callback) {
      chunks.push(chunk.toString());
      callback();
    },
  }) as Writable & { isTTY?: boolean };
  stream.isTTY = false;
  return { stream: stream as unknown as NodeJS.WriteStream, chunks };