/**
* Builds or fetches the cloneables map
*
* @return CallbackLazyMap
*/
private function getCloneablesMap()
{
$cachedInstantiators = $this->getInstantiatorsMap();
return self::$cachedCloneables = self::$cachedCloneables ?: new CallbackLazyMap(function ($className) use($cachedInstantiators) {
/* @var $factory Closure */
$factory = $cachedInstantiators->{$className};
$instance = $factory();
$reflection = new ReflectionClass($instance);
// not cloneable if it implements `__clone`, as we want to avoid calling it
if ($reflection->hasMethod('__clone')) {
return null;
}
return $instance;
});
}
/**
* Builds or fetches the cloneables map
*
* @return CallbackLazyMap
*/
private function getCloneablesMap()
{
$cachedInstantiators = $this->getInstantiatorsMap();
$that = $this;
return self::$cachedCloneables = self::$cachedCloneables ?: new CallbackLazyMap(function ($className) use($cachedInstantiators, $that) {
/* @var $factory Closure */
$factory = $cachedInstantiators->{$className};
$instance = $factory();
if (!$that->isSafeToClone(new ReflectionClass($className))) {
return null;
}
return $instance;
});
}