rochars / byte-data

scripts/shims.js   A

/**

 * Write a string of UTF-8 characters as a byte buffer.

 * @param {string} str The string to pack.

 * @return {!Uint8Array|Array<number>} The buffer with the packed string written.

 */

function packString (str) {

  var buffer;

  if (typeof Uint8Array === 'function') {

    buffer =  new Uint8Array(utf8BufferSize(str));

  } else {

    buffer = [];

  }

  pack(str, buffer, 0);

  return buffer;

}