src/utils.js
function _isPropertyNestedObject(o, k) {
    return !!o && o.hasOwnProperty(k) && typeof o[k] === "object" && o[k] !== null && !isEmptyObject(o[k]);
}
function _isPropertyNestedObject(o, k) {
    return !!o && o.hasOwnProperty(k) && typeof o[k] === "object" && o[k] !== null && !isEmptyObject(o[k]);
}
function _isPropertyNestedObject ( o , k ) { return ! ! o && o . hasOwnProperty ( k ) && typeof o [ k ] === "object" && o [ k ] !== null && ! isEmptyObject ( o [ k ] ) ; }
Checks whether a certain object property is from object type and is a non empty object.
@param  {Object} o - the object.
@param  {string} k - the object property.
@returns {boolean} returns true if o[k] is an non empty object.
@memberof utils
Checks whether a certain object property is from object type and is a non empty object .