/**
 * Stringifies only values of a JSON object, including nested ones
 * 
 * @param {any} obj JSON object
 * @param {string} delimiter Delimiter of final string
 * @returns {string}
 */
const getNestedValuesString = (obj, delimiter = ', ') => {
	let values = [];
	for (key in obj) {
		if (typeof obj[key] !== "object") {
			values.push(obj[key]);
		} else {
			values = values.concat(getNestedValuesString(obj[key]));
		}
	}

	return values.join(delimiter);
}

module.exports = {
	getNestedValuesString
};