INNER CODE UNIT · JavaScript

isPortInUse

alohe/quicky · index.js:448

function isPortInUse(port) {
	return new Promise((resolve) => {
		const server = net.createServer();
		server.once("error", (err) => {
			resolve(err.code === "EADDRINUSE");
		});
		server.once("listening", () => {
			server.close();
			resolve(false);
		});
		server.listen(port);
	});
}

async function getAvailablePort(port) {
	let current = port;
	while (await isPortInUse(current)) {
		const answer = await inquirer.prompt([

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