gistfile1.js

// true if any objects values are truthy
function any(object) {
    return Object.keys(object).some(k => !!object[k]);
}

// filter empty values from object and return filtered object
function filterObject(object) {
    if (object) {
        const filteredObject = {};
        Object.keys(object).forEach(k => {
            if (any(object[k])) {
                filteredObject[k] = object[k];
            };
        });
        return filteredObject;
    }
}