protected function normalize( array $defaults = [], $implode = false )
	{
		$args = $this->mergeAttributesWith( $defaults );

		$normalize = new Normalizer;

		return ( $this->element && method_exists( $normalize, $this->element ))
			? $normalize->{$this->element}( $args, $implode )
			: ( !!$implode ? '' : [] );
	}