is_object

<?php         if ($this->isEnum($key) && !is_object($value)) {

            return $cast::tryFrom($value);

        }

<?php         foreach ($attributes as $key => $value) {

            $set = 'set'.str_replace('_', '', ucwords($key, '_'));



            if (is_object($value) || !method_exists($this, $set)) {

                $this->attributes[$key] = $value;

                continue;

            }

<?php             $this->$set(

                is_array($value) && isset($value[0])

                    ? array_map(fn($v) => is_object($v) ? $v : new $cast($v), $value)

                    : new $cast($value)

            );

        }

<?php                 $array[$key] = $value->toArray();

            } elseif (is_array($value)) {

                $array[$key] = array_map(fn($v) => $v instanceof Type ? $v->toArray() : $v, $value);

            } elseif ($this->isEnum($key) && is_object($value)) {

                $array[$key] = $value->value;

            } else {

                $array[$key] = $value;