stylelint-bundle-worker.js
function Parser(options) {
  debug('initializing', __filename);
  this.options = utils.extend({source: 'string'}, options);
  this.init(this.options);
  use(this);
}
function Parser(options) {
  debug('initializing', __filename);
  this.options = utils.extend({source: 'string'}, options);
  this.init(this.options);
  use(this);
}
Create a new `Parser` with the given `input` and `options`.
@param {String} `input`
@param {Object} `options`
@api public