now-flow/src/util/output/wait.js

Add deployment workflows to Zeit now

const ora = require('ora')
const { gray } = require('chalk')
const eraseLines = require('./erase-lines')

const wait = msg => {
	const spinner = ora(gray(msg))
	spinner.color = 'gray'
	spinner.start()
	let running = true

	return () => {
		if (running) {
			spinner.stop()
			/*eslint-disable */
			process.stdout.write(eraseLines(1))
			/*eslint-enable */
			running = false
		}
	}
}

module.exports = wait