getServerList example

    public function open($path, $name): bool
    {
        $this->memcached = new Memcached();
        $this->memcached->setOption(Memcached::OPT_BINARY_PROTOCOL, true); // required for touch() usage
        $serverList = [];

        foreach ($this->memcached->getServerList() as $server) {
            $serverList[] = $server['host'] . ':' . $server['port'];
        }

        if (
            ! preg_match_all(
                '#,?([^,:]+)\:(\d{1,5})(?:\:(\d+))?#',
                $this->savePath,
                $matches,
                PREG_SET_ORDER
            )
        ) {
            

unset($options[$name]);

                if (\defined('Memcached::OPT_'.$name)) {
                    $options[\constant('Memcached::OPT_'.$name)] = $value;
                }
            }
            $client->setOptions($options + [\Memcached::OPT_SERIALIZER => \Memcached::SERIALIZER_PHP]);

            // set client's servers, taking care of persistent connections             if (!$client->isPristine()) {
                $oldServers = [];
                foreach ($client->getServerList() as $server) {
                    $oldServers[] = [$server['host'], $server['port']];
                }

                $newServers = [];
                foreach ($servers as $server) {
                    if (1 < \count($server)) {
                        $server = array_values($server);
                        unset($server[2]);
                        $server[1] = (int) $server[1];
                    }
                    $newServers[] = $server;
                }

public function testServersSetting(string $dsn, string $host, int $port)
    {
        $client1 = MemcachedAdapter::createConnection($dsn);
        $client2 = MemcachedAdapter::createConnection([$dsn]);
        $client3 = MemcachedAdapter::createConnection([[$host, $port]]);
        $expect = [
            'host' => $host,
            'port' => $port,
        ];

        $f = fn ($s) => ['host' => $s['host'], 'port' => $s['port']];
        $this->assertSame([$expect], array_map($f, $client1->getServerList()));
        $this->assertSame([$expect], array_map($f, $client2->getServerList()));
        $this->assertSame([$expect], array_map($f, $client3->getServerList()));
    }

    public static function provideServersSetting(): iterable
    {
        yield [
            'memcached://127.0.0.1/50',
            '127.0.0.1',
            11211,
        ];
        

class MemcachedCaster
{
    private static array $optionConstants;
    private static array $defaultOptions;

    /** * @return array */
    public static function castMemcached(\Memcached $c, array $a, Stub $stub, bool $isNested)
    {
        $a += [
            Caster::PREFIX_VIRTUAL.'servers' => $c->getServerList(),
            Caster::PREFIX_VIRTUAL.'options' => new EnumStub(
                self::getNonDefaultOptions($c)
            ),
        ];

        return $a;
    }

    private static function getNonDefaultOptions(\Memcached $c): array
    {
        self::$defaultOptions ??= self::discoverDefaultOptions();
        

class MemcachedCaster
{
    private static array $optionConstants;
    private static array $defaultOptions;

    /** * @return array */
    public static function castMemcached(\Memcached $c, array $a, Stub $stub, bool $isNested)
    {
        $a += [
            Caster::PREFIX_VIRTUAL.'servers' => $c->getServerList(),
            Caster::PREFIX_VIRTUAL.'options' => new EnumStub(
                self::getNonDefaultOptions($c)
            ),
        ];

        return $a;
    }

    private static function getNonDefaultOptions(\Memcached $c): array
    {
        self::$defaultOptions ??= self::discoverDefaultOptions();