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<?php
namespace Sunnysideup\UpgradeToSilverstripe4\Traits;
trait Creator
{
/**
* Holds the only instance of me
* @var mixed
*/
protected static $singleton = null;
public function destroy()
self::$singleton = null;
}
* Create the only instance of me and return it
* @return mixed
public static function create()
if (self::$singleton === null) {
$className = static::class;
self::$singleton = new $className();
return self::$singleton;
sunnysideup /
silverstripe-upgrade_to_silverstripe_4
