Function encodeBlobAsBase64

packages/socket.io/client-dist/socket.io.js:227–234

(data, callback)

    return callback(PACKET_TYPES[type] + (data || ""));
  };
  var encodeBlobAsBase64 = function encodeBlobAsBase64(data, callback) {
    var fileReader = new FileReader();
    fileReader.onload = function () {
      var content = fileReader.result.split(",")[1];
      callback("b" + (content || ""));
    };
    return fileReader.readAsDataURL(data);
  };
  function toArray(data) {
    if (data instanceof Uint8Array) {
      return data;