INNER CODE UNIT · TypeScript

isLoopbackHost

fancyboi999/Loomic · apps/server/src/app.ts:394

function isLoopbackHost(host: string | undefined) {
  if (!host) {
    return false;
  }

  if (host.startsWith("[")) {
    return host.startsWith("[::1]");
  }

  const [hostname] = host.split(":");
  return (
    hostname === "127.0.0.1" || hostname === "localhost" || hostname === "::1"
  );
}

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