code: function listify(fp, methods, ctx) {
    var len = methods.length, i = 0;
    var res = [''];
    while (len--) {
      var method = methods[i++];
      var line = ctx[method];
      var item = line ? linkify('.' + method, fp, '#L' + line) : method;
      item = '  - ' + item;
      res.push(item);
    }
    return res.sort().join('\n');
  }
docs: Create a formatted list for a file and it methods.
  
  @param  {String} `fp` File path
  @param  {Array} `items` Array of items to format.
  @param  {Object} `ctx` Code context, mainly for getting line numbers to create links.
  @return {Array}