commander https://www.npmjs.com/package/commander をTypeScriptになじみやすく書きなおす例

usage.ts

/// <reference path="../typings/node/node.d.ts" />

import command = require("../lib/index");

var root = command
    .create<{replace: boolean; config: string[];}>()
    .description("foo bar")
    .option("-r, --replace", "replace files")
    .option("-c, --config <file>", "specified config file")
    .action((opts, rest) => {
        console.log("root action");
        console.log(opts);
        console.log(rest);
    });

var remote = root
    .subCommand<{verbose: boolean;}>("remote")
    .description("about remote repos")
    .option("-v, --verbose")
    .action((opts, rest)=> {
        console.log("remote action");
        console.log(opts);
        console.log(rest);
    });

remote
    .subCommand("add")
    .action((opts, rest)=> {
        return remote
            .exec()
            .then(()=> {
                console.log("remote add action");
                console.log(opts);
                console.log(rest);
                var rootOpts = root.parsedOpts;
                var remoteOpts = remote.parsedOpts;
                console.log("!", rootOpts, remoteOpts, opts);
            });
    });

command.exec(root, process.argv);