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();
  
      //
      // Optimize the matches by trying to locate where the licensing information
      // starts in the given content. Usually, we, as developers add it at the
      // bottom of our README.md files and prefix it with "LICENSE" as header.
      //
      if (data.file && /readme/i.test(data.file)) {
        data.content.split('\n')
          .some(function some(line, index, lines) {
            if (
              /^.{0,7}\s{0,}(?:licen[cs]e[s]?|copyright).{0,2}\s{0,}$/gim.test(
                line.trim())
            ) {
              data.content = lines.slice(index).join('\n');
              debug('matched %s as license header, slicing data', JSON.stringify(line));
            return true;
          }
  
          return false;
        });
      }
  
      var license = this.scan(data.content);
      if (!license) {
        license = this.test(data.content);
  
        if (license) debug('used regexp to detect %s in content', license);
      } else {
        debug('license file scan resulted in %s as matching license', license);
      }
  
  
      next(undefined, this.normalize(license));
    }
docs: Parse the markdown 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