$ npm install --save minimist-options

const buildOptions = require('minimist-options');
const minimist = require('minimist');

const options = buildOptions({
	name: {
		type: 'string',
		alias: 'n',
		default: 'john'
	},

	force: {
		type: 'boolean',
		alias: ['f', 'o'],
		default: false
	},

	score: {
		type: 'number',
		alias: 's',
		default: 0
	},

	arr: {
		type: 'array',
		alias: 'a',
		default: []
	},

	strings: {
		type: 'string-array',
		alias: 's',
		default: ['a', 'b']
	},

	booleans: {
		type: 'boolean-array',
		alias: 'b',
		default: [true, false]
	},

	numbers: {
		type: 'number-array',
		alias: 'n',
		default: [0, 1]
	},

	published: 'boolean',

	// Special option for positional arguments (`_` in minimist)
	arguments: 'string'
});

const args = minimist(process.argv.slice(2), options);

const minimist = require('minimist');

const options = {
	string: ['name', '_'],
	number: ['score'],
	array: [
		'arr',
		{key: 'strings', string: true},
		{key: 'booleans', boolean: true},
		{key: 'numbers', number: true}
	],
	boolean: ['force', 'published'],
	alias: {
		n: 'name',
		f: 'force',
		s: 'score',
		a: 'arr'
	},
	default: {
		name: 'john',
		f: false,
		score: 0,
		arr: []
	}
};

const args = minimist(process.argv.slice(2), options);