Function encodeRfc2047

apps/sim/tools/gmail/utils.ts:304–310

(value: string)

 * @see https://github.com/googleapis/google-api-nodejs-client/blob/main/samples/gmail/send.js
 */
export function encodeRfc2047(value: string): string {
  // eslint-disable-next-line no-control-regex
  if (/^[\x00-\x7F]*$/.test(value)) {
    return value
  }
  return `=?UTF-8?B?${Buffer.from(value, 'utf-8').toString('base64')}?=`
}

/**
 * Encode string or buffer to base64url format (URL-safe base64)