Method read

lib/readers.js:104–112

* Reads any number of bytes and moves the offset. * if length not provided or it's larger than the remaining bytes, reads to end. * @param length * @returns {Buffer}

(length)

   * @returns {Buffer}
   */
  read(length) {
    let end = this.buf.length;
    if (typeof length !== 'undefined' && this.offset + length < this.buf.length) {
      end = this.offset + length;
    }
    const bytes = this.slice(this.offset, end);
    this.offset = end;
    return bytes;
  }

  /**
   * Moves the reader cursor to the end