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<?php
namespace SpareParts\Enum\Set\Converter;
use SpareParts\Enum\Enum;
use SpareParts\Enum\Exception\InvalidEnumClassException;
use SpareParts\Enum\Set\ISet;
use SpareParts\Enum\Set\ImmutableSet;
class StringSerializeConverter implements IEnumSetConverter
{
/**
* @var string
*/
private $enumClass;
* @param string $enumClass
public function __construct($enumClass)
if (!is_subclass_of($enumClass, Enum::class)) {
throw new InvalidEnumClassException("Class ${enumClass} does not implement Enum (as it should).");
}
$this->enumClass = $enumClass;
* @param string $serialized
* @return ImmutableSet
public function convertToEnumSet($serialized): ISet
$serialized = (string) $serialized;
$stringList = unserialize($serialized);
$set = [];
foreach ($stringList as $value) {
$set[] = call_user_func([$this->enumClass, 'instance'], $value);
return new ImmutableSet($this->enumClass, $set);
public function convertFromEnumSet(ISet $enumSet): string
$stringList = [];
foreach ($enumSet as $enum) {
$stringList[] = (string) $enum;
return serialize($stringList);
SpareParts /
Enum
