uint8-to-base64/index.js

A safe Uint8Array to base64 string converter

var uint8ToBase64 = (function (exports) {
  'use strict';

  var fromCharCode = String.fromCharCode;
  var encode = function encode(uint8array) {
    var output = [];
    for (var i = 0, length = uint8array.length; i < length; i++) output.push(fromCharCode(uint8array[i]));
    return btoa(output.join(''));
  };
  var asCharCode = function asCharCode(c) {
    return c.charCodeAt(0);
  };
  var decode = function decode(chars) {
    return Uint8Array.from(atob(chars), asCharCode);
  };

  exports.decode = decode;
  exports.encode = encode;

  return exports;

}({}));