now-flow/src/providers/sh/util/is-zeit-world.js

Add deployment workflows to Zeit now

/**
 * Given an array of nameservers (ie: as returned
 * by `resolveNs` from Node, assert that they're
 * zeit.world's.
 */
function isZeitWorld(ns) {
	if (!ns.length) {
		return false
	}
	return ns.every(host => host.endsWith('.zeit.world'))
}

module.exports = isZeitWorld