src/Packer/PackingTrait.php
protected function getPacker(): PackerInterface
    {
        if (!isset($this->packer)) {
            $this->packer = static::createDefaultPacker();
        }

        return $this->packer;
    }
protected function getPacker(): PackerInterface
    {
        if (!isset($this->packer)) {
            $this->packer = static::createDefaultPacker();
        }

        return $this->packer;
    }
protected function getPacker ( ) : PackerInterface { if ( ! isset ( $ this -> packer ) ) { $ this -> packer = static :: createDefaultPacker ( ) ; } return $ this -> packer ; }
Get the packer

@return PackerInterface
Get the packer