Roughing out the demo app

node_modules/update-notifier/check.js

@@ -0,0 +1,28 @@
+/* eslint-disable unicorn/no-process-exit */
+'use strict';
+let updateNotifier = require('.');
+
+const options = JSON.parse(process.argv[2]);
+
+updateNotifier = new updateNotifier.UpdateNotifier(options);
+
+(async () => {
+	// Exit process when offline
+	setTimeout(process.exit, 1000 * 30);
+
+	const update = await updateNotifier.checkNpm();
+
+	// Only update the last update check time on success
+	updateNotifier.config.set('lastUpdateCheck', Date.now());
+
+	if (update.type && update.type !== 'latest') {
+		updateNotifier.config.set('update', update);
+	}
+
+	// Call process exit explicitly to terminate the child process,
+	// otherwise the child process will run forever, according to the Node.js docs
+	process.exit();
+})().catch(error => {
+	console.error(error);
+	process.exit(1);
+});