code: function parse(data, options, next) {
      data = this.get(data);
  
      if ('function' === typeof options) {
        next = options;
        options = {};
      }
  
      //
      // We cannot detect a license so we call the callback without any arguments
      // which symbolises a failed attempt.
      //
      if (!data) return next();
  
      debug('found %s in the package contents', data);
  
      // @TODO handle the edge case where people give us an URL instead of an
      // actual license.
      next(undefined, this.normalize(data));
    }
docs: Parse the npm license information from the package.
  
  @param {Object} data The package.json or npm package contents.
  @param {Object} options Optional options.
  @param {Function} next Continuation.
  @api public