text: 'use strict';
  
  const Parser = require(__dirname + '/lib/parser.js');
  
  const extensions = {
    versions: require(__dirname + '/lib/versions.js'),
    stream: require(__dirname + '/lib/streams.js')
  };
  const prototype = Object.assign(Parser.prototype, extensions);
  Parser.prototype = prototype;
  
  module.exports = Parser;
  