np/cli.js

#!/usr/bin/env node
'use strict';
const logSymbols = require('log-symbols');
const meow = require('meow');
const updateNotifier = require('update-notifier');
const hasYarn = require('has-yarn');
const version = require('./lib/version');
const ui = require('./lib/ui');
const np = require('.');

const cli = meow(`
	Usage
	  $ np <version>

	  Version can be:
	    ${version.SEMVER_INCREMENTS.join(' | ')} | 1.2.3

	Options
	  --any-branch  Allow publishing from any branch
	  --no-cleanup  Skips cleanup of node_modules
	  --yolo        Skips cleanup and testing
	  --no-publish  Skips publishing
	  --tag         Publish under a given dist-tag
	  --no-yarn     Don't use Yarn
	  --contents    Subdirectory to publish

	Examples
	  $ np
	  $ np patch
	  $ np 1.0.2
	  $ np 1.0.2-beta.3 --tag=beta
	  $ np 1.0.2-beta.3 --tag=beta --contents=dist
`, {
	flags: {
		anyBranch: {
			type: 'boolean'
		},
		cleanup: {
			type: 'boolean',
			default: true
		},
		yolo: {
			type: 'boolean'
		},
		publish: {
			type: 'boolean',
			default: true
		},
		tag: {
			type: 'string'
		},
		yarn: {
			type: 'boolean',
			default: hasYarn()
		},
		contents: {
			type: 'string'
		}
	}
});

updateNotifier({pkg: cli.pkg}).notify();

process.on('SIGINT', () => {
	console.log('\nAborted!');
	process.exit(1);
});

Promise
	.resolve()
	.then(() => {
		if (cli.input.length > 0) {
			return Object.assign({}, cli.flags, {
				confirm: true,
				version: cli.input[0]
			});
		}

		return ui(cli.flags);
	})
	.then(options => {
		if (!options.confirm) {
			process.exit(0);
		}

		return options;
	})
	.then(options => np(options.version, options))
	.then(pkg => {
		console.log(`\n ${pkg.name} ${pkg.version} published 🎉`);
	})
	.catch(err => {
		console.error(`\n${logSymbols.error} ${err.message}`);
		process.exit(1);
	});