Update all dependencies and devDependencies to latest version in package.json

pkg-cli.js

#!/usr/bin/env node

'use strict'

const {resolve} = require('path')
const {createWriteStream} = require('fs')
const {promisify} = require('util')
const child_process = require('child_process')

const exec = promisify(child_process.exec)
const packageFile = resolve(process.cwd(), 'package.json')
const packageJson = require(packageFile)
const {
	dependencies,
	devDependencies
} = packageJson

let cc = 0

function getLatestVersionPackage(data, prop) {
	if (!data) {
		return Promise.resolve('no data to show')
	}

	const keys = Object.keys(data)
	return Promise.allSettled(keys.map(async name => {
		const cmd = `npm show ${name} version`
		try {
			let {stdout: version} = await exec(cmd)
			version = String(version).replace('\n', '')
			if (version && data[name] !== String(version)) {
				cc++
				process.stdout.write(`${name} --> ${version}\n`)
				packageJson[prop][name] = version
				return {name, version}
			}
		} catch {}
		return Promise.reject()
	}))
}

Promise.all([
	getLatestVersionPackage(dependencies, 'dependencies'),
	getLatestVersionPackage(devDependencies, 'devDependencies')
])
	.then(() => {
		createWriteStream(packageFile)
			.on('finish', () => {
				process.stdout.write(cc > 0 ? 'All writes are now complete.' : 'No updates')
			})
			.on('close', () => {
				process.exit(0)
			})
			.end(JSON.stringify(packageJson, undefined, '  '))
	})
	.catch(error => {
		process.stderr.write(error.message)
		process.exit(1)
	})