Function stringToBytes

third_party/subscriptions-project/swg.js:3161–3169

* Converts a string which holds 8-bit code points, such as the result of atob, * into a Uint8Array with the corresponding bytes. * If you have a string of characters, you probably want to be using utf8Encode. * @param {string} str * @return {!Uint8Array}

(str)

 * @return {!Uint8Array}
 */
function stringToBytes(str) {
  const bytes = new Uint8Array(str.length);
  for (let i = 0; i < str.length; i++) {
    const charCode = str.charCodeAt(i);
    assert(charCode <= 255, 'Characters must be in range [0,255]');
    bytes[i] = charCode;
  }
  return bytes;
}

/**
 * Converts a 8-bit bytes array into a string