code: function BufferReader(data, zeroCopy) {
    if (!(this instanceof BufferReader))
      return new BufferReader(data, zeroCopy);
  
    assert(Buffer.isBuffer(data), 'Must pass a Buffer.');
  
    this.data = data;
    this.offset = 0;
    this.zeroCopy = zeroCopy || false;
    this.stack = [];
  }
docs: An object that allows reading of buffers in a sane manner.
  @alias module:utils.BufferReader
  @constructor
  @param {Buffer} data
  @param {Boolean?} zeroCopy - Do not reallocate buffers when
  slicing. Note that this can lead to memory leaks if not used
  carefully.