Draw progress bar in Node JS

drawProgress.js

// cols (int) – character width
// progress (float) – progress in the range (0-1)

function drawProgress (cols, progress) {
	const { stdout } = process

	let c0 = Math.round(progress * cols)
	let c1 = cols - c0
	let b0 = new Array(c0).fill('/').join('')
	let b1 = new Array(c1).fill('.').join('')

	stdout.clearLine()
	stdout.cursorTo(0)
	stdout.write(`${b0}${b1}`)
}