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<?php
namespace evelikto\di\storage;
use evelikto\di\Bean;
use evelikto\di\scope\Scope;
/** Activates the local (singleton or request) scope. */
trait LocalStorage
{
/** @var array $storage Holds previously resolved dependencies with singleton scope */
protected $storage = [];
/**
* Try to read the requested dependency from the storage
*
* @param string $name Dependency name.
* @return mixed Retrieved value or null if not previously stored.
*/
protected function fromLocal(string $name) {
return array_key_exists($name, $this->storage) ? $this->storage[$name] : null;
}
* Save the dependency to the storage.
* @param Bean $bean Dependency to be stored.
* @return mixed Stored value from the supplied bean.
protected function toLocal(Bean $bean) {
if ($bean->scope !== null || ($bean->value instanceof Scope))
return null;
$this->storage[$bean->name] = $bean->value;
foreach ($bean->aliases as $alias)
$this->storage[$alias] = $bean->value;
return $bean->value;
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evelikto-di
