HummingBirdAnimeClient/src/Ion/Enum.php

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<?php declare(strict_types=1);
/**
* Ion
*
* Building blocks for web development
*
* PHP version 7.2
*
* @package Ion
* @author Timothy J. Warren <tim@timshomepage.net>
* @copyright 2015 - 2019 Timothy J. Warren
* @license http://www.opensource.org/licenses/mit-license.html MIT License
* @version 3.0.0
* @link https://git.timshomepage.net/aviat/ion
*/
namespace Aviat\Ion;
use ReflectionClass;
/**
* Class emulating an enumeration type
*/
abstract class Enum {
/**
* Return the list of constant values for the Enum
*
* @return array
* @throws \ReflectionException
*/
public static function getConstList(): array
{
static $self;
if ($self === NULL)
{
$class = static::class;
$self = new $class;
}
$reflect = new ReflectionClass($self);
return $reflect->getConstants();
}
/**
* Verify that a constant value is valid
*
* @param mixed $key
* @return boolean
* @throws \ReflectionException
*/
public static function isValid($key): bool
{
$values = array_values(static::getConstList());
return \in_array($key, $values, TRUE);
}
}
// End of Enum.php