src/GraphTraverser.php
public static function isEmpty($value)
    {
        if (empty($value)) {
            return true;
        } elseif ($value instanceof \stdClass) {
            return count((array) $value) === 0;
        } elseif ($value instanceof RecordInterface) {
            return count($value->getProperties()) === 0;
        }

        return false;
    }
public static function isEmpty($value)
    {
        if (empty($value)) {
            return true;
        } elseif ($value instanceof \stdClass) {
            return count((array) $value) === 0;
        } elseif ($value instanceof RecordInterface) {
            return count($value->getProperties()) === 0;
        }

        return false;
    }
Checks whether a value is empty

@param mixed $value
@return boolean