Errores

$response = curl_exec($ch);
$httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
$result = json_decode($response, true);

match ($httpCode) {
    200 => procesarToken($result['token']),
    400 => throw new \InvalidArgumentException($result['message']),
    401 => throw new \RuntimeException('Credenciales inválidas'),
    default => throw new \RuntimeException("Error inesperado: {$httpCode}"),
};

const res = await fetch('https://auth.mipos.co.cr/login', { ... });
const data = await res.json();

if (!res.ok) {
  switch (res.status) {
    case 400: throw new Error(`Solicitud inválida: ${data.message}`);
    case 401: throw new Error('Credenciales inválidas');
    default:  throw new Error(`Error ${res.status}: ${data.message}`);
  }
}

response = requests.post('https://auth.mipos.co.cr/login', json=payload)

if response.status_code != 200:
    error = response.json()
    raise Exception(f"{error['error']}: {error['message']}")