public function __construct(BaseModel $parentModel, TransformerInterface $transformer)
{
$this->parentModel = $parentModel;
if (!$this->relationName) {
throw new \InvalidArgumentException('You must specify relationName in ' . static::class);
}
if (!method_exists($parentModel, $this->relationName)) {
throw new \InvalidArgumentException('Relation ' . $this->relationName . ', required by ' . static::class . ', does not exist in ' . get_class($parentModel));
}
parent::__construct($transformer);
}
public function __construct(BaseModel $model, TransformerInterface $transformer)
{
$this->model = $model;
parent::__construct($transformer);
}