patchouli/packages/cli/src/commands.ts

import { Cli } from './packages/cli-wrapper';
import { AdderController, AdderControllerImpl } from './modules/adder';

export const addCommands = (cli: Cli) => {
	const adderController: AdderController = new AdderControllerImpl();

	return cli
		.command({
			aliases: ['a'],
			command: 'add',
			parameters: ['<a> <b>'],
			describe: 'Add two numbers',
			handler: adderController.addNumbers,
		})
		.command({
			aliases: ['s'],
			command: 'subtract',
			parameters: ['<a> <b>'],
			describe: 'Subtract two numbers',
			handler: adderController.subtractNumbers,
		});
};