src/precore/lang/Enum.php
final public static function init() : void
    {
        $className = static::class;
        self::$cache[$className] = [];
        $reflectionClass = self::objectClass();
        $constructorParams = static::constructorArgs();
        $ordinal = 0;
        foreach ($reflectionClass->getProperties(ReflectionProperty::IS_STATIC) as $property) {
            if ($property->isPublic()) {
                $name = $property->getName();
                $instance = self::newInstance($name, $constructorParams);
                $property->setValue($instance);
                self::$cache[$className][$name] = $instance;
                self::$ordinals[$className][$name] = $ordinal++;
            }
        }
    }
final public static function init() : void
    {
        $className = static::class;
        self::$cache[$className] = [];
        $reflectionClass = self::objectClass();
        $constructorParams = static::constructorArgs();
        $ordinal = 0;
        foreach ($reflectionClass->getProperties(ReflectionProperty::IS_STATIC) as $property) {
            if ($property->isPublic()) {
                $name = $property->getName();
                $instance = self::newInstance($name, $constructorParams);
                $property->setValue($instance);
                self::$cache[$className][$name] = $instance;
                self::$ordinals[$className][$name] = $ordinal++;
            }
        }
    }
Must be called after your class definition!