function isEnabled(parameter) {
    return isSet(parameter?.enabled) && parameter.enabled === true;
}

function isDisabled(parameter) {
    return isSet(parameter?.enabled) && parameter.enabled === false;
}

function isSet(parameter) {
    return parameter !== undefined;
}

function isUnset(parameter) {
    return !isSet(parameter);
}

async function sleep(ms) {
    if (isNaN(ms)) {
        return;
    }
    return new Promise((resolve, reject) => {
        setTimeout(resolve, ms);
    });
}

module.exports = {
    isEnabled,
    isDisabled,
    isSet,
    isUnset,
    sleep
}