Javascript Function Annotations, can be used for anything. Enjoy.

command.system.js

/*
 * Javascript Annotations
 *
 * Maybe I am ahead of my time, or behind the times (asm.js).
 * Either way, this is how they work (or could work) if you aren't afraid of some simple RegExp magic.
 *
 * @author Nijiko Yonskai
 * @license MIT (or whatever college/license/name you prefer ;)
 * @copyright 2013
 */
var Command = function (callback) {
  var name;
  var options = {};

  var matches = groups(new RegExp('(?:\n[\ ]+|\{\n)"([^";]+)', 'g'), callback.prototype.constructor.toString());
  for (var i = 0; i < matches.length; i++) {
    var match = matches[i];
    var value = match[1];
    if (!value) return;
    // Incase we get something like: "use asm" or "use strict";
    // If you want to parse your own use script this would be the place.
    if (value.indexOf("use ") != -1) return;

    if (value.indexOf(":") != -1) {
      var details = value.split(":");
      var key = details[0];
      var items = [];

      if (details[1].indexOf(" ") != -1) {
        items = details[1].split(" ");
      } else if (details[1]) {
        items.push(details[1]);
      }

      options[key] = items;
      continue;
    }

    name = value;
  };

  Command._[name] = {
    invoke: callback,
    options: options
  };

  // Used for Debugging Purposes.
  console.log(Command._);
};

Command._ = {};

Command(function (options) {
  "reddit";
  "amount:perPage offset";
});